Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 

Web Portal Changes:

Please visit https://www.weather.gov/owp/operations for more information.



Hydrograph River at a Glance Download
Mississippi River at Quincy Lock and Dam 21 Tailwater (ft)Flow (kcfs)Observed: 9.03 ft at 3:20PM Apr 24, 2024Observed: 9.04 ft at 3:30PM Apr 24, 2024Observed: 9.12 ft at 3:40PM Apr 24, 2024Observed: 9.06 ft at 3:50PM Apr 24, 2024Observed: 9.03 ft at 4:00PM Apr 24, 2024Observed: 9.04 ft at 4:10PM Apr 24, 2024Observed: 9.05 ft at 4:20PM Apr 24, 2024Observed: 9.06 ft at 4:30PM Apr 24, 2024Observed: 9.06 ft at 4:40PM Apr 24, 2024Observed: 9.06 ft at 4:50PM Apr 24, 2024Observed: 9.02 ft at 5:00PM Apr 24, 2024Observed: 9.05 ft at 5:10PM Apr 24, 2024Observed: 9.04 ft at 5:20PM Apr 24, 2024Observed: 9.05 ft at 5:30PM Apr 24, 2024Observed: 9.04 ft at 5:40PM Apr 24, 2024Observed: 9.06 ft at 5:50PM Apr 24, 2024Observed: 9.05 ft at 6:00PM Apr 24, 2024Observed: 9.05 ft at 6:10PM Apr 24, 2024Observed: 9.06 ft at 6:20PM Apr 24, 2024Observed: 9.04 ft at 6:30PM Apr 24, 2024Observed: 9.04 ft at 6:40PM Apr 24, 2024Observed: 9.07 ft at 6:50PM Apr 24, 2024Observed: 9.05 ft at 7:00PM Apr 24, 2024Observed: 9.04 ft at 7:10PM Apr 24, 2024Observed: 9.04 ft at 7:20PM Apr 24, 2024Observed: 9.06 ft at 7:30PM Apr 24, 2024Observed: 9.04 ft at 7:40PM Apr 24, 2024Observed: 9.07 ft at 7:50PM Apr 24, 2024Observed: 9.08 ft at 8:00PM Apr 24, 2024Observed: 9.06 ft at 8:10PM Apr 24, 2024Observed: 9.06 ft at 8:20PM Apr 24, 2024Observed: 9.06 ft at 8:30PM Apr 24, 2024Observed: 9.06 ft at 8:40PM Apr 24, 2024Observed: 9.08 ft at 8:50PM Apr 24, 2024Observed: 9.06 ft at 9:00PM Apr 24, 2024Observed: 9.06 ft at 9:10PM Apr 24, 2024Observed: 9.09 ft at 9:20PM Apr 24, 2024Observed: 9.07 ft at 9:30PM Apr 24, 2024Observed: 9.09 ft at 9:40PM Apr 24, 2024Observed: 9.05 ft at 9:50PM Apr 24, 2024Observed: 9.06 ft at 10:00PM Apr 24, 2024Observed: 9.08 ft at 10:10PM Apr 24, 2024Observed: 9.05 ft at 10:20PM Apr 24, 2024Observed: 9.05 ft at 10:30PM Apr 24, 2024Observed: 9.04 ft at 10:40PM Apr 24, 2024Observed: 9.05 ft at 10:50PM Apr 24, 2024Observed: 9.07 ft at 11:00PM Apr 24, 2024Observed: 9.07 ft at 11:10PM Apr 24, 2024Observed: 9.08 ft at 11:20PM Apr 24, 2024Observed: 9.09 ft at 11:30PM Apr 24, 2024Observed: 9.06 ft at 11:40PM Apr 24, 2024Observed: 9.11 ft at 11:50PM Apr 24, 2024Observed: 9.08 ft at 12:00AM Apr 25, 2024Observed: 9.09 ft at 12:10AM Apr 25, 2024Observed: 9.06 ft at 12:20AM Apr 25, 2024Observed: 9.04 ft at 12:30AM Apr 25, 2024Observed: 9.12 ft at 12:40AM Apr 25, 2024Observed: 9.06 ft at 12:50AM Apr 25, 2024Observed: 9.06 ft at 1:00AM Apr 25, 2024Observed: 8.89 ft at 1:10AM Apr 25, 2024Observed: 9.05 ft at 1:20AM Apr 25, 2024Observed: 9.05 ft at 1:30AM Apr 25, 2024Observed: 9.06 ft at 1:40AM Apr 25, 2024Observed: 9.05 ft at 1:50AM Apr 25, 2024Observed: 9.06 ft at 2:00AM Apr 25, 2024Observed: 9.04 ft at 2:10AM Apr 25, 2024Observed: 9.06 ft at 2:20AM Apr 25, 2024Observed: 9.07 ft at 2:30AM Apr 25, 2024Observed: 9.05 ft at 2:40AM Apr 25, 2024Observed: 9.04 ft at 2:50AM Apr 25, 2024Observed: 9.05 ft at 3:00AM Apr 25, 2024Observed: 9.05 ft at 3:10AM Apr 25, 2024Observed: 9.04 ft at 3:20AM Apr 25, 2024Observed: 9.01 ft at 3:30AM Apr 25, 2024Observed: 9.03 ft at 3:40AM Apr 25, 2024Observed: 9.04 ft at 3:50AM Apr 25, 2024Observed: 9.04 ft at 4:00AM Apr 25, 2024Observed: 9.03 ft at 4:10AM Apr 25, 2024Observed: 9.02 ft at 4:20AM Apr 25, 2024Observed: 9.04 ft at 4:30AM Apr 25, 2024Observed: 9.03 ft at 4:40AM Apr 25, 2024Observed: 9.04 ft at 4:50AM Apr 25, 2024Observed: 8.99 ft at 5:00AM Apr 25, 2024Observed: 9.04 ft at 5:10AM Apr 25, 2024Observed: 9.04 ft at 5:20AM Apr 25, 2024Observed: 9.03 ft at 5:30AM Apr 25, 2024Observed: 9.03 ft at 5:40AM Apr 25, 2024Observed: 9.03 ft at 5:50AM Apr 25, 2024Observed: 9.04 ft at 6:00AM Apr 25, 2024Observed: 9.03 ft at 6:10AM Apr 25, 2024Observed: 9 ft at 6:20AM Apr 25, 2024Observed: 9.04 ft at 6:30AM Apr 25, 2024Observed: 9.01 ft at 6:40AM Apr 25, 2024Observed: 9.01 ft at 6:50AM Apr 25, 2024Observed: 9.02 ft at 7:00AM Apr 25, 2024Observed: 9.02 ft at 7:10AM Apr 25, 2024Observed: 9.02 ft at 7:20AM Apr 25, 2024Observed: 9.02 ft at 7:30AM Apr 25, 2024Observed: 9.03 ft at 7:40AM Apr 25, 2024Observed: 9.03 ft at 7:50AM Apr 25, 2024Observed: 9.02 ft at 8:00AM Apr 25, 2024Observed: 9.03 ft at 8:10AM Apr 25, 2024Observed: 9.04 ft at 8:20AM Apr 25, 2024Observed: 9.05 ft at 8:30AM Apr 25, 2024Observed: 9.03 ft at 8:40AM Apr 25, 2024Observed: 9.02 ft at 8:50AM Apr 25, 2024Observed: 9.02 ft at 9:00AM Apr 25, 2024Observed: 9.03 ft at 9:10AM Apr 25, 2024Observed: 9 ft at 9:20AM Apr 25, 2024Observed: 9.06 ft at 9:30AM Apr 25, 2024Observed: 9.02 ft at 9:40AM Apr 25, 2024Observed: 9.02 ft at 9:50AM Apr 25, 2024Observed: 9.02 ft at 10:00AM Apr 25, 2024Observed: 9.04 ft at 10:10AM Apr 25, 2024Observed: 9.03 ft at 10:20AM Apr 25, 2024Observed: 9.03 ft at 10:30AM Apr 25, 2024Observed: 9.03 ft at 10:40AM Apr 25, 2024Observed: 9.03 ft at 10:50AM Apr 25, 2024Observed: 9.02 ft at 11:00AM Apr 25, 2024Observed: 9.06 ft at 11:10AM Apr 25, 2024Observed: 9.05 ft at 11:20AM Apr 25, 2024Observed: 9.03 ft at 11:30AM Apr 25, 2024Observed: 9.05 ft at 11:40AM Apr 25, 2024Observed: 9.05 ft at 11:50AM Apr 25, 2024Observed: 9.05 ft at 12:00PM Apr 25, 2024Observed: 9.07 ft at 12:10PM Apr 25, 2024Observed: 9.05 ft at 12:20PM Apr 25, 2024Observed: 9.05 ft at 12:30PM Apr 25, 2024Observed: 9.06 ft at 12:40PM Apr 25, 2024Observed: 9.07 ft at 12:50PM Apr 25, 2024Observed: 9.06 ft at 1:00PM Apr 25, 2024Observed: 9.07 ft at 1:10PM Apr 25, 2024Observed: 9.07 ft at 1:20PM Apr 25, 2024Observed: 9.05 ft at 1:30PM Apr 25, 2024Observed: 9.08 ft at 1:40PM Apr 25, 2024Observed: 9.07 ft at 1:50PM Apr 25, 2024Observed: 9.05 ft at 2:00PM Apr 25, 2024Observed: 9.08 ft at 2:10PM Apr 25, 2024Observed: 9.09 ft at 2:20PM Apr 25, 2024Observed: 9.06 ft at 2:30PM Apr 25, 2024Observed: 9.11 ft at 2:40PM Apr 25, 2024Observed: 9.1 ft at 2:50PM Apr 25, 2024Observed: 9.1 ft at 3:00PM Apr 25, 2024Observed: 9.16 ft at 3:10PM Apr 25, 2024Observed: 9.11 ft at 3:20PM Apr 25, 2024Observed: 9.11 ft at 3:30PM Apr 25, 2024Observed: 9.08 ft at 3:40PM Apr 25, 2024Observed: 9.1 ft at 3:50PM Apr 25, 2024Observed: 9.1 ft at 4:00PM Apr 25, 2024Observed: 9.11 ft at 4:10PM Apr 25, 2024Observed: 9.13 ft at 4:20PM Apr 25, 2024Observed: 9.12 ft at 4:30PM Apr 25, 2024Observed: 9.12 ft at 4:40PM Apr 25, 2024Observed: 9.12 ft at 4:50PM Apr 25, 2024Observed: 9.09 ft at 5:00PM Apr 25, 2024Observed: 9.17 ft at 5:10PM Apr 25, 2024Observed: 9.12 ft at 5:20PM Apr 25, 2024Observed: 9.17 ft at 5:30PM Apr 25, 2024Observed: 9.18 ft at 5:40PM Apr 25, 2024Observed: 9.19 ft at 5:50PM Apr 25, 2024Observed: 9.15 ft at 6:00PM Apr 25, 2024Observed: 9.15 ft at 6:10PM Apr 25, 2024Observed: 9.15 ft at 6:20PM Apr 25, 2024Observed: 9.16 ft at 6:30PM Apr 25, 2024Observed: 9.19 ft at 6:40PM Apr 25, 2024Observed: 9.07 ft at 6:50PM Apr 25, 2024Observed: 9.17 ft at 7:00PM Apr 25, 2024Observed: 9.16 ft at 7:10PM Apr 25, 2024Observed: 9.17 ft at 7:20PM Apr 25, 2024Observed: 9.14 ft at 7:30PM Apr 25, 2024Observed: 9.17 ft at 7:40PM Apr 25, 2024Observed: 9.16 ft at 7:50PM Apr 25, 2024Observed: 9.19 ft at 8:00PM Apr 25, 2024Observed: 9.16 ft at 8:10PM Apr 25, 2024Observed: 9.18 ft at 8:20PM Apr 25, 2024Observed: 9.18 ft at 8:30PM Apr 25, 2024Observed: 9.2 ft at 8:40PM Apr 25, 2024Observed: 9.14 ft at 8:50PM Apr 25, 2024Observed: 9.16 ft at 9:00PM Apr 25, 2024Observed: 9.16 ft at 9:10PM Apr 25, 2024Observed: 9.19 ft at 9:20PM Apr 25, 2024Observed: 9.16 ft at 9:30PM Apr 25, 2024Observed: 9.17 ft at 9:40PM Apr 25, 2024Observed: 9.18 ft at 9:50PM Apr 25, 2024Observed: 9.13 ft at 10:00PM Apr 25, 2024Observed: 9.18 ft at 10:10PM Apr 25, 2024Observed: 9.2 ft at 10:20PM Apr 25, 2024Observed: 9.18 ft at 10:30PM Apr 25, 2024Observed: 9.16 ft at 10:40PM Apr 25, 2024Observed: 9.18 ft at 10:50PM Apr 25, 2024Observed: 9.12 ft at 11:00PM Apr 25, 2024Observed: 9.17 ft at 11:10PM Apr 25, 2024Observed: 9.18 ft at 11:20PM Apr 25, 2024Observed: 9.18 ft at 11:30PM Apr 25, 2024Observed: 9.17 ft at 11:40PM Apr 25, 2024Observed: 9.14 ft at 11:50PM Apr 25, 2024Observed: 9.2 ft at 12:00AM Apr 26, 2024Observed: 9.11 ft at 12:10AM Apr 26, 2024Observed: 9.14 ft at 12:20AM Apr 26, 2024Observed: 9.15 ft at 12:30AM Apr 26, 2024Observed: 9.14 ft at 12:40AM Apr 26, 2024Observed: 9.12 ft at 12:50AM Apr 26, 2024Observed: 9.14 ft at 1:00AM Apr 26, 2024Observed: 9.13 ft at 1:10AM Apr 26, 2024Observed: 9.14 ft at 1:20AM Apr 26, 2024Observed: 9.13 ft at 1:30AM Apr 26, 2024Observed: 9.11 ft at 1:40AM Apr 26, 2024Observed: 9.1 ft at 1:50AM Apr 26, 2024Observed: 9.13 ft at 2:00AM Apr 26, 2024Observed: 9.09 ft at 2:10AM Apr 26, 2024Observed: 9.09 ft at 2:20AM Apr 26, 2024Observed: 9.09 ft at 2:30AM Apr 26, 2024Observed: 9.1 ft at 2:40AM Apr 26, 2024Observed: 9.11 ft at 2:50AM Apr 26, 2024Observed: 9.09 ft at 3:00AM Apr 26, 2024Observed: 9.08 ft at 3:10AM Apr 26, 2024Observed: 9.09 ft at 3:20AM Apr 26, 2024Observed: 9.1 ft at 3:30AM Apr 26, 2024Observed: 9.08 ft at 3:40AM Apr 26, 2024Observed: 9.08 ft at 3:50AM Apr 26, 2024Observed: 9.09 ft at 4:00AM Apr 26, 2024Observed: 9.08 ft at 4:10AM Apr 26, 2024Observed: 9.1 ft at 4:20AM Apr 26, 2024Observed: 9.09 ft at 4:30AM Apr 26, 2024Observed: 9.05 ft at 4:40AM Apr 26, 2024Observed: 9.06 ft at 4:50AM Apr 26, 2024Observed: 9.09 ft at 5:00AM Apr 26, 2024Observed: 9.06 ft at 5:10AM Apr 26, 2024Observed: 9.03 ft at 5:20AM Apr 26, 2024Observed: 9.07 ft at 5:30AM Apr 26, 2024Observed: 9.07 ft at 5:40AM Apr 26, 2024Observed: 9.04 ft at 5:50AM Apr 26, 2024Observed: 9.06 ft at 6:00AM Apr 26, 2024Observed: 9.05 ft at 6:10AM Apr 26, 2024Observed: 9.06 ft at 6:20AM Apr 26, 2024Observed: 9.05 ft at 6:30AM Apr 26, 2024Observed: 9.03 ft at 6:40AM Apr 26, 2024Observed: 9.08 ft at 6:50AM Apr 26, 2024Observed: 9.07 ft at 7:00AM Apr 26, 2024Observed: 9.05 ft at 7:10AM Apr 26, 2024Observed: 9.06 ft at 7:20AM Apr 26, 2024Observed: 9.07 ft at 7:30AM Apr 26, 2024Observed: 9.05 ft at 7:40AM Apr 26, 2024Observed: 9.05 ft at 7:50AM Apr 26, 2024Observed: 9.04 ft at 8:00AM Apr 26, 2024Observed: 9.08 ft at 8:10AM Apr 26, 2024Observed: 9.1 ft at 8:20AM Apr 26, 2024Observed: 9.08 ft at 8:30AM Apr 26, 2024Observed: 9.06 ft at 8:40AM Apr 26, 2024Observed: 9.1 ft at 8:50AM Apr 26, 2024Observed: 9.11 ft at 9:00AM Apr 26, 2024Observed: 9.11 ft at 9:10AM Apr 26, 2024Observed: 9.11 ft at 9:20AM Apr 26, 2024Observed: 9.11 ft at 9:30AM Apr 26, 2024Observed: 9.12 ft at 9:40AM Apr 26, 2024Observed: 9.14 ft at 9:50AM Apr 26, 2024Observed: 9.14 ft at 10:00AM Apr 26, 2024Observed: 9.15 ft at 10:10AM Apr 26, 2024Observed: 9.16 ft at 10:20AM Apr 26, 2024Observed: 9.15 ft at 10:30AM Apr 26, 2024Observed: 9.18 ft at 10:40AM Apr 26, 2024Observed: 9.17 ft at 10:50AM Apr 26, 2024Observed: 9.21 ft at 11:00AM Apr 26, 2024Observed: 9.18 ft at 11:10AM Apr 26, 2024Observed: 9.23 ft at 11:20AM Apr 26, 2024Observed: 9.2 ft at 11:30AM Apr 26, 2024Observed: 9.25 ft at 11:40AM Apr 26, 2024Observed: 9.25 ft at 11:50AM Apr 26, 2024Observed: 9.26 ft at 12:00PM Apr 26, 2024Observed: 9.29 ft at 12:10PM Apr 26, 2024Observed: 9.31 ft at 12:20PM Apr 26, 2024Observed: 9.52 ft at 12:30PM Apr 26, 2024Observed: 9.61 ft at 12:40PM Apr 26, 2024Observed: 9.66 ft at 12:50PM Apr 26, 2024Observed: 9.66 ft at 1:00PM Apr 26, 2024Observed: 9.75 ft at 1:10PM Apr 26, 2024Observed: 9.77 ft at 1:20PM Apr 26, 2024Observed: 9.8 ft at 1:30PM Apr 26, 2024Observed: 9.83 ft at 1:40PM Apr 26, 2024Observed: 9.85 ft at 1:50PM Apr 26, 2024Observed: 9.92 ft at 2:00PM Apr 26, 2024Observed: 9.92 ft at 2:10PM Apr 26, 2024Observed: 9.96 ft at 2:20PM Apr 26, 2024Observed: 9.97 ft at 2:30PM Apr 26, 2024Observed: 10.03 ft at 2:40PM Apr 26, 2024Observed: 10.09 ft at 2:50PM Apr 26, 2024Observed: 10.08 ft at 3:00PM Apr 26, 2024Observed: 10.09 ft at 3:10PM Apr 26, 2024Observed: 10.11 ft at 3:20PM Apr 26, 2024Observed: 10.18 ft at 3:30PM Apr 26, 2024Observed: 10.18 ft at 3:40PM Apr 26, 2024Observed: 10.24 ft at 3:50PM Apr 26, 2024Observed: 10.36 ft at 4:00PM Apr 26, 2024Observed: 10.56 ft at 4:10PM Apr 26, 2024Observed: 10.61 ft at 4:20PM Apr 26, 2024Observed: 10.61 ft at 4:30PM Apr 26, 2024Observed: 10.66 ft at 4:40PM Apr 26, 2024Observed: 10.63 ft at 4:50PM Apr 26, 2024Observed: 10.75 ft at 5:00PM Apr 26, 2024Observed: 10.67 ft at 5:10PM Apr 26, 2024Observed: 10.74 ft at 5:20PM Apr 26, 2024Observed: 10.78 ft at 5:30PM Apr 26, 2024Observed: 10.83 ft at 5:40PM Apr 26, 2024Observed: 10.82 ft at 5:50PM Apr 26, 2024Observed: 10.81 ft at 6:00PM Apr 26, 2024Observed: 10.88 ft at 6:10PM Apr 26, 2024Observed: 10.89 ft at 6:20PM Apr 26, 2024Observed: 10.91 ft at 6:30PM Apr 26, 2024Observed: 10.9 ft at 6:40PM Apr 26, 2024Observed: 10.93 ft at 6:50PM Apr 26, 2024Observed: 10.95 ft at 7:00PM Apr 26, 2024Observed: 11.02 ft at 7:10PM Apr 26, 2024Observed: 10.97 ft at 7:20PM Apr 26, 2024Observed: 11 ft at 7:30PM Apr 26, 2024Observed: 11.06 ft at 7:40PM Apr 26, 2024Observed: 11.05 ft at 7:50PM Apr 26, 2024Observed: 11.05 ft at 8:00PM Apr 26, 2024Observed: 11.12 ft at 8:10PM Apr 26, 2024Observed: 11.1 ft at 8:20PM Apr 26, 2024Observed: 11.1 ft at 8:30PM Apr 26, 2024Observed: 11.1 ft at 8:40PM Apr 26, 2024Observed: 11.17 ft at 8:50PM Apr 26, 2024Observed: 11.22 ft at 9:00PM Apr 26, 2024Observed: 11.3 ft at 9:10PM Apr 26, 2024Observed: 11.34 ft at 9:20PM Apr 26, 2024Observed: 11.3 ft at 9:30PM Apr 26, 2024Observed: 11.31 ft at 9:40PM Apr 26, 2024Observed: 11.32 ft at 9:50PM Apr 26, 2024Observed: 11.35 ft at 10:00PM Apr 26, 2024Observed: 11.35 ft at 10:10PM Apr 26, 2024Observed: 11.39 ft at 10:20PM Apr 26, 2024Observed: 11.41 ft at 10:30PM Apr 26, 2024Observed: 11.4 ft at 10:40PM Apr 26, 2024Observed: 11.5 ft at 10:50PM Apr 26, 2024Observed: 11.54 ft at 11:00PM Apr 26, 2024Observed: 11.5 ft at 11:10PM Apr 26, 2024Observed: 11.49 ft at 11:20PM Apr 26, 2024Observed: 11.51 ft at 11:30PM Apr 26, 2024Observed: 11.52 ft at 11:40PM Apr 26, 2024Observed: 11.55 ft at 11:50PM Apr 26, 2024Observed: 11.54 ft at 12:00AM Apr 27, 2024Observed: 11.55 ft at 12:10AM Apr 27, 2024Observed: 11.56 ft at 12:20AM Apr 27, 2024Observed: 11.55 ft at 12:30AM Apr 27, 2024Observed: 11.56 ft at 12:40AM Apr 27, 2024Observed: 11.57 ft at 12:50AM Apr 27, 2024Observed: 11.58 ft at 1:00AM Apr 27, 2024Observed: 11.58 ft at 1:10AM Apr 27, 2024Observed: 11.59 ft at 1:20AM Apr 27, 2024Observed: 11.58 ft at 1:30AM Apr 27, 2024Observed: 11.59 ft at 1:40AM Apr 27, 2024Observed: 11.61 ft at 1:50AM Apr 27, 2024Observed: 11.61 ft at 2:00AM Apr 27, 2024Observed: 11.62 ft at 2:10AM Apr 27, 2024Observed: 11.63 ft at 2:20AM Apr 27, 2024Observed: 11.61 ft at 2:30AM Apr 27, 2024Observed: 11.63 ft at 2:40AM Apr 27, 2024Observed: 11.63 ft at 2:50AM Apr 27, 2024Observed: 11.64 ft at 3:00AM Apr 27, 2024Observed: 11.63 ft at 3:10AM Apr 27, 2024Observed: 11.62 ft at 3:20AM Apr 27, 2024Observed: 11.61 ft at 3:30AM Apr 27, 2024Observed: 11.64 ft at 3:40AM Apr 27, 2024Observed: 11.64 ft at 3:50AM Apr 27, 2024Observed: 11.64 ft at 4:00AM Apr 27, 2024Observed: 11.62 ft at 4:10AM Apr 27, 2024Observed: 11.62 ft at 4:20AM Apr 27, 2024Observed: 11.61 ft at 4:30AM Apr 27, 2024Observed: 11.63 ft at 4:40AM Apr 27, 2024Observed: 11.62 ft at 4:50AM Apr 27, 2024Observed: 11.62 ft at 5:00AM Apr 27, 2024Observed: 11.62 ft at 5:10AM Apr 27, 2024Observed: 11.61 ft at 5:20AM Apr 27, 2024Observed: 11.59 ft at 5:30AM Apr 27, 2024Observed: 11.6 ft at 5:40AM Apr 27, 2024Observed: 11.6 ft at 5:50AM Apr 27, 2024Observed: 11.6 ft at 6:00AM Apr 27, 2024Observed: 11.59 ft at 6:10AM Apr 27, 2024Observed: 11.58 ft at 6:20AM Apr 27, 2024Observed: 11.58 ft at 6:30AM Apr 27, 2024Observed: 11.57 ft at 6:40AM Apr 27, 2024Observed: 11.56 ft at 6:50AM Apr 27, 2024Observed: 11.54 ft at 7:00AM Apr 27, 2024Observed: 11.55 ft at 7:10AM Apr 27, 2024Observed: 11.55 ft at 7:20AM Apr 27, 2024Observed: 11.54 ft at 7:30AM Apr 27, 2024Observed: 11.51 ft at 7:40AM Apr 27, 2024Observed: 11.52 ft at 7:50AM Apr 27, 2024Observed: 11.51 ft at 8:00AM Apr 27, 2024Observed: 11.47 ft at 8:10AM Apr 27, 2024Observed: 11.5 ft at 8:20AM Apr 27, 2024Observed: 11.48 ft at 8:30AM Apr 27, 2024Observed: 11.48 ft at 8:40AM Apr 27, 2024Observed: 11.48 ft at 8:50AM Apr 27, 2024Observed: 11.45 ft at 9:00AM Apr 27, 2024Observed: 11.46 ft at 9:10AM Apr 27, 2024Observed: 11.46 ft at 9:20AM Apr 27, 2024Observed: 11.46 ft at 9:30AM Apr 27, 2024Observed: 11.45 ft at 9:40AM Apr 27, 2024Observed: 11.44 ft at 9:50AM Apr 27, 2024Observed: 11.44 ft at 10:00AM Apr 27, 2024Observed: 11.42 ft at 10:10AM Apr 27, 2024Observed: 11.41 ft at 10:20AM Apr 27, 2024Observed: 11.39 ft at 10:30AM Apr 27, 2024Observed: 11.4 ft at 10:40AM Apr 27, 2024Observed: 11.4 ft at 10:50AM Apr 27, 2024Observed: 11.37 ft at 11:00AM Apr 27, 2024Observed: 11.38 ft at 11:10AM Apr 27, 2024Observed: 11.39 ft at 11:20AM Apr 27, 2024Observed: 11.37 ft at 11:30AM Apr 27, 2024Observed: 11.36 ft at 11:40AM Apr 27, 2024Observed: 11.38 ft at 11:50AM Apr 27, 2024Observed: 11.35 ft at 12:00PM Apr 27, 2024Observed: 11.36 ft at 12:10PM Apr 27, 2024Observed: 11.33 ft at 12:20PM Apr 27, 2024Observed: 11.36 ft at 12:30PM Apr 27, 2024Observed: 11.35 ft at 12:40PM Apr 27, 2024Observed: 11.34 ft at 12:50PM Apr 27, 2024Observed: 11.35 ft at 1:00PM Apr 27, 2024Observed: 11.34 ft at 1:10PM Apr 27, 2024Observed: 11.31 ft at 1:20PM Apr 27, 2024Observed: 11.31 ft at 1:30PM Apr 27, 2024Observed: 11.31 ft at 1:40PM Apr 27, 2024Observed: 11.3 ft at 1:50PM Apr 27, 2024Observed: 11.32 ft at 2:00PM Apr 27, 2024Observed: 11.28 ft at 2:10PM Apr 27, 2024Observed: 11.3 ft at 2:20PM Apr 27, 2024Observed: 11.27 ft at 2:30PM Apr 27, 2024Observed: 11.28 ft at 2:40PM Apr 27, 2024Observed: 11.27 ft at 2:50PM Apr 27, 2024Observed: 11.27 ft at 3:00PM Apr 27, 2024Observed: 11.24 ft at 3:10PM Apr 27, 2024Observed: 11.23 ft at 3:20PM Apr 27, 2024Observed: 11.24 ft at 3:30PM Apr 27, 2024Observed: 11.21 ft at 3:40PM Apr 27, 2024Observed: 11.14 ft at 3:50PM Apr 27, 2024Observed: 11.13 ft at 4:00PM Apr 27, 2024Observed: 11.15 ft at 4:10PM Apr 27, 2024Observed: 11.13 ft at 4:20PM Apr 27, 2024Observed: 11.14 ft at 4:30PM Apr 27, 2024Observed: 11.15 ft at 4:40PM Apr 27, 2024Observed: 11.12 ft at 4:50PM Apr 27, 2024Observed: 11.08 ft at 5:00PM Apr 27, 2024Observed: 11.08 ft at 5:10PM Apr 27, 2024Observed: 11.1 ft at 5:20PM Apr 27, 2024Observed: 11.09 ft at 5:30PM Apr 27, 2024Observed: 11.05 ft at 5:40PM Apr 27, 2024Observed: 11.08 ft at 5:50PM Apr 27, 2024Observed: 11.08 ft at 6:00PM Apr 27, 2024Observed: 11.09 ft at 6:10PM Apr 27, 2024Observed: 11.08 ft at 6:20PM Apr 27, 2024Observed: 11.05 ft at 6:30PM Apr 27, 2024Observed: 11.05 ft at 6:40PM Apr 27, 2024Observed: 11.07 ft at 6:50PM Apr 27, 2024Observed: 11.05 ft at 7:00PM Apr 27, 2024Observed: 11.05 ft at 7:10PM Apr 27, 2024Observed: 11.01 ft at 7:20PM Apr 27, 2024Observed: 11.03 ft at 7:30PM Apr 27, 2024Observed: 11.01 ft at 7:40PM Apr 27, 2024Observed: 11 ft at 7:50PM Apr 27, 2024Observed: 10.99 ft at 8:00PM Apr 27, 2024Observed: 10.99 ft at 8:10PM Apr 27, 2024Observed: 10.98 ft at 8:20PM Apr 27, 2024Observed: 10.98 ft at 8:30PM Apr 27, 2024Observed: 10.96 ft at 8:40PM Apr 27, 2024Observed: 10.97 ft at 8:50PM Apr 27, 2024Observed: 10.96 ft at 9:00PM Apr 27, 2024Observed: 10.94 ft at 9:10PM Apr 27, 2024Observed: 10.93 ft at 9:20PM Apr 27, 2024Observed: 10.95 ft at 9:30PM Apr 27, 2024Observed: 10.93 ft at 9:40PM Apr 27, 2024Observed: 10.92 ft at 9:50PM Apr 27, 2024Observed: 10.9 ft at 10:00PM Apr 27, 2024Observed: 10.91 ft at 10:10PM Apr 27, 2024Observed: 10.92 ft at 10:20PM Apr 27, 2024Observed: 10.9 ft at 10:30PM Apr 27, 2024Observed: 10.89 ft at 10:40PM Apr 27, 2024Observed: 10.89 ft at 10:50PM Apr 27, 2024Observed: 10.89 ft at 11:00PM Apr 27, 2024Observed: 10.93 ft at 11:10PM Apr 27, 2024Observed: 10.9 ft at 11:20PM Apr 27, 2024Observed: 10.93 ft at 11:30PM Apr 27, 2024Observed: 10.9 ft at 11:40PM Apr 27, 2024Observed: 10.91 ft at 11:50PM Apr 27, 2024Observed: 10.91 ft at 12:00AM Apr 28, 2024Observed: 10.93 ft at 12:10AM Apr 28, 2024Observed: 10.91 ft at 12:20AM Apr 28, 2024Observed: 10.91 ft at 12:30AM Apr 28, 2024Observed: 10.91 ft at 12:40AM Apr 28, 2024Observed: 10.91 ft at 12:50AM Apr 28, 2024Observed: 10.92 ft at 1:00AM Apr 28, 2024Observed: 10.89 ft at 1:10AM Apr 28, 2024Observed: 10.89 ft at 1:20AM Apr 28, 2024Observed: 10.94 ft at 1:30AM Apr 28, 2024Observed: 10.91 ft at 1:40AM Apr 28, 2024Observed: 10.92 ft at 1:50AM Apr 28, 2024Observed: 10.92 ft at 2:00AM Apr 28, 2024Observed: 10.92 ft at 2:10AM Apr 28, 2024Observed: 10.92 ft at 2:20AM Apr 28, 2024Observed: 10.93 ft at 2:30AM Apr 28, 2024Observed: 10.94 ft at 2:40AM Apr 28, 2024Observed: 10.93 ft at 2:50AM Apr 28, 2024Observed: 10.94 ft at 3:00AM Apr 28, 2024Observed: 10.93 ft at 3:10AM Apr 28, 2024Observed: 10.96 ft at 3:20AM Apr 28, 2024Observed: 10.96 ft at 3:30AM Apr 28, 2024Observed: 10.96 ft at 3:40AM Apr 28, 2024Observed: 10.96 ft at 3:50AM Apr 28, 2024Observed: 10.99 ft at 4:00AM Apr 28, 2024Observed: 11 ft at 4:10AM Apr 28, 2024Observed: 11.02 ft at 4:20AM Apr 28, 2024Observed: 11.02 ft at 4:30AM Apr 28, 2024Observed: 11.05 ft at 4:40AM Apr 28, 2024Observed: 11.06 ft at 4:50AM Apr 28, 2024Observed: 11.09 ft at 5:00AM Apr 28, 2024Observed: 11.09 ft at 5:10AM Apr 28, 2024Observed: 11.13 ft at 5:20AM Apr 28, 2024Observed: 11.16 ft at 5:30AM Apr 28, 2024Observed: 11.16 ft at 5:40AM Apr 28, 2024Observed: 11.19 ft at 5:50AM Apr 28, 2024Observed: 11.23 ft at 6:00AM Apr 28, 2024Observed: 11.23 ft at 6:10AM Apr 28, 2024Observed: 11.28 ft at 6:20AM Apr 28, 2024Observed: 11.31 ft at 6:30AM Apr 28, 2024Observed: 11.3 ft at 6:40AM Apr 28, 2024Observed: 11.37 ft at 6:50AM Apr 28, 2024Observed: 11.39 ft at 7:00AM Apr 28, 2024Observed: 11.41 ft at 7:10AM Apr 28, 2024Observed: 11.43 ft at 7:20AM Apr 28, 2024Observed: 11.57 ft at 7:30AM Apr 28, 2024Observed: 11.62 ft at 7:40AM Apr 28, 2024Observed: 11.67 ft at 7:50AM Apr 28, 2024Observed: 11.72 ft at 8:00AM Apr 28, 2024Observed: 11.75 ft at 8:10AM Apr 28, 2024Observed: 11.84 ft at 8:20AM Apr 28, 2024Observed: 11.92 ft at 8:30AM Apr 28, 2024Observed: 11.98 ft at 8:40AM Apr 28, 2024Observed: 12.01 ft at 8:50AM Apr 28, 2024Observed: 12.04 ft at 9:00AM Apr 28, 2024Observed: 12.1 ft at 9:10AM Apr 28, 2024Observed: 12.14 ft at 9:20AM Apr 28, 2024Observed: 12.18 ft at 9:30AM Apr 28, 2024Observed: 12.23 ft at 9:40AM Apr 28, 2024Observed: 12.26 ft at 9:50AM Apr 28, 2024Observed: 12.33 ft at 10:00AM Apr 28, 2024Observed: 12.39 ft at 10:10AM Apr 28, 2024Observed: 12.41 ft at 10:20AM Apr 28, 2024Observed: 12.46 ft at 10:30AM Apr 28, 2024Observed: 12.48 ft at 10:40AM Apr 28, 2024Observed: 12.54 ft at 10:50AM Apr 28, 2024Observed: 12.54 ft at 11:00AM Apr 28, 2024Observed: 12.62 ft at 11:10AM Apr 28, 2024Observed: 12.66 ft at 11:20AM Apr 28, 2024Observed: 12.7 ft at 11:30AM Apr 28, 2024Observed: 12.78 ft at 11:40AM Apr 28, 2024Observed: 12.81 ft at 11:50AM Apr 28, 2024Observed: 12.82 ft at 12:00PM Apr 28, 2024Observed: 12.86 ft at 12:10PM Apr 28, 2024Observed: 12.91 ft at 12:20PM Apr 28, 2024Observed: 12.97 ft at 12:30PM Apr 28, 2024Observed: 13 ft at 12:40PM Apr 28, 2024Observed: 13.05 ft at 12:50PM Apr 28, 2024Observed: 13.08 ft at 1:00PM Apr 28, 2024Observed: 13.1 ft at 1:10PM Apr 28, 2024Observed: 13.14 ft at 1:20PM Apr 28, 2024Observed: 13.2 ft at 1:30PM Apr 28, 2024Observed: 13.23 ft at 1:40PM Apr 28, 2024Observed: 13.27 ft at 1:50PM Apr 28, 2024Observed: 13.32 ft at 2:00PM Apr 28, 2024Observed: 13.36 ft at 2:10PM Apr 28, 2024Observed: 13.39 ft at 2:20PM Apr 28, 2024Observed: 13.43 ft at 2:30PM Apr 28, 2024Observed: 13.46 ft at 2:40PM Apr 28, 2024Observed: 13.51 ft at 2:50PM Apr 28, 2024Observed: 13.55 ft at 3:00PM Apr 28, 2024Observed: 13.57 ft at 3:10PM Apr 28, 2024Observed: 13.62 ft at 3:20PM Apr 28, 2024Observed: 13.67 ft at 3:30PM Apr 28, 2024Observed: 13.72 ft at 3:40PM Apr 28, 2024Observed: 13.75 ft at 3:50PM Apr 28, 2024Observed: 13.77 ft at 4:00PM Apr 28, 2024Observed: 13.83 ft at 4:10PM Apr 28, 2024Observed: 13.86 ft at 4:20PM Apr 28, 2024Observed: 13.89 ft at 4:30PM Apr 28, 2024Observed: 13.93 ft at 4:40PM Apr 28, 2024Observed: 13.97 ft at 4:50PM Apr 28, 2024Observed: 14.03 ft at 5:00PM Apr 28, 2024Observed: 14.06 ft at 5:10PM Apr 28, 2024Observed: 14.08 ft at 5:20PM Apr 28, 2024Observed: 14.11 ft at 5:30PM Apr 28, 2024Observed: 14.16 ft at 5:40PM Apr 28, 2024Observed: 14.19 ft at 5:50PM Apr 28, 2024Observed: 14.22 ft at 6:00PM Apr 28, 2024Observed: 14.27 ft at 6:10PM Apr 28, 2024Observed: 14.3 ft at 6:20PM Apr 28, 2024Observed: 14.34 ft at 6:30PM Apr 28, 2024Observed: 14.35 ft at 6:40PM Apr 28, 2024Observed: 14.39 ft at 6:50PM Apr 28, 2024Observed: 14.42 ft at 7:00PM Apr 28, 2024Observed: 14.47 ft at 7:10PM Apr 28, 2024Observed: 14.5 ft at 7:20PM Apr 28, 2024Observed: 14.51 ft at 7:30PM Apr 28, 2024Observed: 14.58 ft at 7:40PM Apr 28, 2024Observed: 14.59 ft at 7:50PM Apr 28, 2024Observed: 14.61 ft at 8:00PM Apr 28, 2024Observed: 14.6 ft at 8:10PM Apr 28, 2024Observed: 14.66 ft at 8:20PM Apr 28, 2024Observed: 14.7 ft at 8:30PM Apr 28, 2024Observed: 14.7 ft at 8:40PM Apr 28, 2024Observed: 14.74 ft at 8:50PM Apr 28, 2024Observed: 14.78 ft at 9:00PM Apr 28, 2024Observed: 14.74 ft at 9:10PM Apr 28, 2024Observed: 14.84 ft at 9:20PM Apr 28, 2024Observed: 14.88 ft at 9:30PM Apr 28, 2024Observed: 14.88 ft at 9:40PM Apr 28, 2024Observed: 14.93 ft at 9:50PM Apr 28, 2024Observed: 14.93 ft at 10:00PM Apr 28, 2024Observed: 14.98 ft at 10:10PM Apr 28, 2024Observed: 14.99 ft at 10:20PM Apr 28, 2024Observed: 15.04 ft at 10:30PM Apr 28, 2024Observed: 15.07 ft at 10:40PM Apr 28, 2024Observed: 15.08 ft at 10:50PM Apr 28, 2024Observed: 15.09 ft at 11:00PM Apr 28, 2024Observed: 15.12 ft at 11:10PM Apr 28, 2024Observed: 15.15 ft at 11:20PM Apr 28, 2024Observed: 15.19 ft at 11:30PM Apr 28, 2024Observed: 15.19 ft at 11:40PM Apr 28, 2024Observed: 15.23 ft at 11:50PM Apr 28, 2024Observed: 15.25 ft at 12:00AM Apr 29, 2024Observed: 15.28 ft at 12:10AM Apr 29, 2024Observed: 15.31 ft at 12:20AM Apr 29, 2024Observed: 15.33 ft at 12:30AM Apr 29, 2024Observed: 15.36 ft at 12:40AM Apr 29, 2024Observed: 15.37 ft at 12:50AM Apr 29, 2024Observed: 15.43 ft at 1:00AM Apr 29, 2024Observed: 15.46 ft at 1:10AM Apr 29, 2024Observed: 15.48 ft at 1:20AM Apr 29, 2024Observed: 15.5 ft at 1:30AM Apr 29, 2024Observed: 15.54 ft at 1:40AM Apr 29, 2024Observed: 15.57 ft at 1:50AM Apr 29, 2024Observed: 15.59 ft at 2:00AM Apr 29, 2024Observed: 15.6 ft at 2:10AM Apr 29, 2024Observed: 15.64 ft at 2:20AM Apr 29, 2024Observed: 15.65 ft at 2:30AM Apr 29, 2024Observed: 15.7 ft at 2:40AM Apr 29, 2024Observed: 15.71 ft at 2:50AM Apr 29, 2024Observed: 15.73 ft at 3:00AM Apr 29, 2024Observed: 15.75 ft at 3:10AM Apr 29, 2024Observed: 15.77 ft at 3:20AM Apr 29, 2024Observed: 15.8 ft at 3:30AM Apr 29, 2024Observed: 15.83 ft at 3:40AM Apr 29, 2024Observed: 15.84 ft at 3:50AM Apr 29, 2024Observed: 15.86 ft at 4:00AM Apr 29, 2024Observed: 15.88 ft at 4:10AM Apr 29, 2024Observed: 15.91 ft at 4:20AM Apr 29, 2024Observed: 15.92 ft at 4:30AM Apr 29, 2024Observed: 15.96 ft at 4:40AM Apr 29, 2024Observed: 15.97 ft at 4:50AM Apr 29, 2024Observed: 16 ft at 5:00AM Apr 29, 2024Observed: 16.01 ft at 5:10AM Apr 29, 2024Observed: 16.04 ft at 5:20AM Apr 29, 2024Observed: 16.06 ft at 5:30AM Apr 29, 2024Observed: 16.07 ft at 5:40AM Apr 29, 2024Observed: 16.08 ft at 5:50AM Apr 29, 2024Observed: 16.13 ft at 6:00AM Apr 29, 2024Observed: 16.14 ft at 6:10AM Apr 29, 2024Observed: 16.16 ft at 6:20AM Apr 29, 2024Observed: 16.16 ft at 6:30AM Apr 29, 2024Observed: 16.18 ft at 6:40AM Apr 29, 2024Observed: 16.19 ft at 6:50AM Apr 29, 2024Observed: 16.21 ft at 7:00AM Apr 29, 2024Observed: 16.23 ft at 7:10AM Apr 29, 2024Observed: 16.25 ft at 7:20AM Apr 29, 2024Observed: 16.26 ft at 7:30AM Apr 29, 2024Observed: 16.28 ft at 7:40AM Apr 29, 2024Observed: 16.29 ft at 7:50AM Apr 29, 2024Observed: 16.31 ft at 8:00AM Apr 29, 2024Observed: 16.33 ft at 8:10AM Apr 29, 2024Observed: 16.34 ft at 8:20AM Apr 29, 2024Observed: 16.35 ft at 8:30AM Apr 29, 2024Observed: 16.34 ft at 8:40AM Apr 29, 2024Observed: 16.38 ft at 8:50AM Apr 29, 2024Observed: 16.39 ft at 9:00AM Apr 29, 2024Observed: 16.4 ft at 9:10AM Apr 29, 2024Observed: 16.44 ft at 9:20AM Apr 29, 2024Observed: 16.42 ft at 9:30AM Apr 29, 2024Observed: 16.44 ft at 9:40AM Apr 29, 2024Observed: 16.44 ft at 9:50AM Apr 29, 2024Observed: 16.45 ft at 10:00AM Apr 29, 2024Observed: 16.44 ft at 10:10AM Apr 29, 2024Observed: 16.49 ft at 10:20AM Apr 29, 2024Observed: 16.51 ft at 10:30AM Apr 29, 2024Observed: 16.5 ft at 10:40AM Apr 29, 2024Observed: 16.53 ft at 10:50AM Apr 29, 2024Observed: 16.53 ft at 11:00AM Apr 29, 2024Observed: 16.53 ft at 11:10AM Apr 29, 2024Observed: 16.55 ft at 11:20AM Apr 29, 2024Observed: 16.55 ft at 11:30AM Apr 29, 2024Observed: 16.55 ft at 11:40AM Apr 29, 2024Observed: 16.58 ft at 11:50AM Apr 29, 2024Observed: 16.58 ft at 12:00PM Apr 29, 2024Observed: 16.57 ft at 12:10PM Apr 29, 2024Observed: 16.59 ft at 12:20PM Apr 29, 2024Observed: 16.59 ft at 12:30PM Apr 29, 2024Observed: 16.61 ft at 12:40PM Apr 29, 2024Observed: 16.6 ft at 12:50PM Apr 29, 2024Observed: 16.62 ft at 1:00PM Apr 29, 2024Observed: 16.63 ft at 1:10PM Apr 29, 2024Observed: 16.62 ft at 1:20PM Apr 29, 2024Observed: 16.63 ft at 1:30PM Apr 29, 2024Observed: 16.67 ft at 1:40PM Apr 29, 2024Highest Observation: 16.69 ft at 1:50PM Apr 29, 2024Highest Observation: 16.69 ft at 2:00PM Apr 29, 2024Observed: 16.65 ft at 2:10PM Apr 29, 2024Observed: 16.67 ft at 2:20PM Apr 29, 2024Observed: 16.68 ft at 2:30PM Apr 29, 2024Forecast: 16.7 ft 7:00PM Apr 29, 2024Highest Forecast: 16.8 ft 1:00AM Apr 30, 2024Forecast: 16.7 ft 7:00AM Apr 30, 2024Forecast: 16.5 ft 1:00PM Apr 30, 2024Forecast: 16.2 ft 7:00PM Apr 30, 2024Forecast: 15.8 ft 1:00AM May 01, 2024Forecast: 15.5 ft 7:00AM May 01, 2024Forecast: 15.1 ft 1:00PM May 01, 2024Forecast: 14.7 ft 7:00PM May 01, 2024Forecast: 14.4 ft 1:00AM May 02, 2024Forecast: 13.9 ft 7:00AM May 02, 2024Forecast: 13.5 ft 1:00PM May 02, 2024Forecast: 13.1 ft 7:00PM May 02, 2024Forecast: 12.8 ft 1:00AM May 03, 2024Forecast: 12.5 ft 7:00AM May 03, 2024Forecast: 12.2 ft 1:00PM May 03, 2024Forecast: 12 ft 7:00PM May 03, 2024Forecast: 11.7 ft 1:00AM May 04, 2024Forecast: 11.6 ft 7:00AM May 04, 2024Forecast: 11.4 ft 1:00PM May 04, 2024Forecast: 11.2 ft 7:00PM May 04, 2024Forecast: 11.1 ft 1:00AM May 05, 2024Forecast: 11 ft 7:00AM May 05, 2024Forecast: 10.9 ft 1:00PM May 05, 2024Forecast: 10.7 ft 7:00PM May 05, 2024Forecast: 10.6 ft 1:00AM May 06, 2024Forecast: 10.5 ft 7:00AM May 06, 2024Forecast: 10.4 ft 1:00PM May 06, 2024Forecast: 10.3 ft 7:00PM May 06, 2024Forecast: 10.2 ft 1:00AM May 07, 2024Forecast: 10.1 ft 7:00AM May 07, 2024Forecast: 10 ft 1:00PM May 07, 2024Forecast: 10 ft 7:00PM May 07, 2024Forecast: 9.9 ft 1:00AM May 08, 2024Forecast: 9.8 ft 7:00AM May 08, 2024Forecast: 9.8 ft 1:00PM May 08, 2024Forecast: 9.7 ft 7:00PM May 08, 2024Forecast: 9.6 ft 1:00AM May 09, 2024Forecast: 9.6 ft 7:00AM May 09, 2024Forecast: 9.5 ft 1:00PM May 09, 2024Forecast: 9.4 ft 7:00PM May 09, 2024Forecast: 9.4 ft 1:00AM May 10, 2024Forecast: 9.3 ft 7:00AM May 10, 2024Forecast: 9.2 ft 1:00PM May 10, 2024Forecast: 9.2 ft 7:00PM May 10, 2024Forecast: 9.1 ft 1:00AM May 11, 2024Forecast: 9 ft 7:00AM May 11, 2024Forecast: 9 ft 1:00PM May 11, 2024Forecast: 8.9 ft 7:00PM May 11, 2024Forecast: 8.8 ft 1:00AM May 12, 2024Forecast: 8.8 ft 7:00AM May 12, 2024Forecast: 8.7 ft 1:00PM May 12, 2024Forecast: 8.6 ft 7:00PM May 12, 2024Forecast: 8.6 ft 1:00AM May 13, 2024Forecast: 8.5 ft 7:00AM May 13, 2024QLDI2(plotting HTIRG) Graph Created (3:11PM Apr 29, 2024)ObservedForecast (issued 11:37AM Apr 29)Latest observed value: 16.68 ft at 2:30 PM CDT 29-Apr-2024. Flood Stage is 18 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: For the latest navigation status update from the U.S. Army Corps of Engineers-St. Louis District, click here.

NOTE: Forecasts for the Mississippi River at Quincy Lock and Dam 21 are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Quincy Upstream Gauge Downstream Gauge Downstream Gauge - at Hannibal
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 21
Flood Stage: 18
Action Stage: 16
Low Stage (in feet): -9999

Historic Crests
(1) 31.30 ft on 07/13/1993
(2) 30.15 ft on 06/01/2019
(3) 29.58 ft on 06/18/2008
(4) 27.70 ft on 04/25/1973
(5) 27.24 ft on 04/21/2013
(6) 26.55 ft on 05/16/2001
(7) 26.15 ft on 07/08/2014
(8) 24.86 ft on 10/04/1986
(9) 24.74 ft on 06/01/2013
(10) 24.05 ft on 05/29/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.37 ft on 05/05/2023
(2) 18.86 ft on 04/02/2020
(3) 19.16 ft on 10/17/2019
(4) 17.29 ft on 10/02/2019
(5) 30.15 ft on 06/01/2019
(6) 23.96 ft on 10/12/2018
(7) 19.62 ft on 09/09/2018
(8) 18.47 ft on 07/05/2018
(9) 18.90 ft on 05/16/2018
(10) 18.52 ft on 06/03/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -3.40 ft on 12/14/1936
(2) -3.00 ft on 12/26/1933
(3) -2.30 ft on 12/10/1910
(4) -2.20 ft on 01/17/1938
(5) -1.60 ft on 12/23/1914
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
140000 At this approximate discharge, the Corps will raise the gates out of the water, creating "open river" conditions.
26.9 Missouri Highway 168 east of Palmyra near the BASF plant closes near this height.
25.7 At this height, the lock wall is inundated.
25 Quincy Waterworks inundated.
21.9 Near this level, the lock is closed to navigation. This level will vary with circumstance.
14 Unprotected bottomlands flood.
12.3 This is the upper limit of the target pool level at Lock and Dam 21.
12.2 This is the target pool level for navigation at Lock & Dam 21.
12 At some point between 11.6 to 12.1 feet, the Corps will lift all gates out of the river creating "open river" conditions, corresponding to an approximate discharge of 140,000 cfs.
11.8 This is the lower limit of the target pool level at Lock & Dam 21.
Photos
(1) Quincy Lock and Dam 21 pool on 19 June 2008 with a pool reading of 27.48 ft.
(2) Quincy Lock and Dam 21 lock house on 19 June 2008 at a tailwater of 26.59 ft.
(3) Quincy Lock and Dam pool gages on 19 June 2008 (HP=27.48, HT=26.59)
(4) Quincy Lock debris in pool on 19 June 2008 (HP=27.48, HT=26.59)
(5) Quincy Lock and Dam 21 pool on 19 June 2008 (HT=26.59 ft., HP=27.48 ft.)
(6) Cropland flooding west of Illinois Highway 57 on June 25, 2010 at a stage of 21.06 ft.
(7) Aerial View
(8) Upstream View looking north toward Quincy
(9) Pool View looking west toward Missouri
(10) Downstream View
(11) Tailwater Overview looking northwest
(12) Tailwater View looking west toward Missouri
About This Location Collapse

Latitude: 39.902245° N, Longitude: 91.430302° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 18 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 457.8 ft 474.8 ft Datum of 1912
Additional Information Collapse
How low could the river get?
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities