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
 
Hydrograph River at a Glance Download
Floyd River at Alton Stage (ft)Flow (cfs)Highest Observation: 7.23 ft at 4:45PM Oct 09, 2019Observed: 7.22 ft at 5:00PM Oct 09, 2019Observed: 7.22 ft at 5:15PM Oct 09, 2019Observed: 7.22 ft at 5:30PM Oct 09, 2019Observed: 7.22 ft at 5:45PM Oct 09, 2019Observed: 7.21 ft at 6:00PM Oct 09, 2019Observed: 7.21 ft at 6:15PM Oct 09, 2019Observed: 7.22 ft at 6:30PM Oct 09, 2019Observed: 7.21 ft at 6:45PM Oct 09, 2019Observed: 7.2 ft at 7:00PM Oct 09, 2019Observed: 7.21 ft at 7:15PM Oct 09, 2019Observed: 7.2 ft at 7:30PM Oct 09, 2019Observed: 7.2 ft at 7:45PM Oct 09, 2019Observed: 7.2 ft at 8:00PM Oct 09, 2019Observed: 7.2 ft at 8:15PM Oct 09, 2019Observed: 7.19 ft at 8:30PM Oct 09, 2019Observed: 7.19 ft at 8:45PM Oct 09, 2019Observed: 7.19 ft at 9:00PM Oct 09, 2019Observed: 7.19 ft at 9:15PM Oct 09, 2019Observed: 7.18 ft at 9:30PM Oct 09, 2019Observed: 7.16 ft at 9:45PM Oct 09, 2019Observed: 7.18 ft at 10:00PM Oct 09, 2019Observed: 7.18 ft at 10:15PM Oct 09, 2019Observed: 7.18 ft at 10:30PM Oct 09, 2019Observed: 7.18 ft at 10:45PM Oct 09, 2019Observed: 7.18 ft at 11:00PM Oct 09, 2019Observed: 7.17 ft at 11:15PM Oct 09, 2019Observed: 7.18 ft at 11:30PM Oct 09, 2019Observed: 7.19 ft at 11:45PM Oct 09, 2019Observed: 7.17 ft at 12:00AM Oct 10, 2019Observed: 7.17 ft at 12:15AM Oct 10, 2019Observed: 7.18 ft at 12:30AM Oct 10, 2019Observed: 7.17 ft at 12:45AM Oct 10, 2019Observed: 7.16 ft at 1:00AM Oct 10, 2019Observed: 7.17 ft at 1:15AM Oct 10, 2019Observed: 7.16 ft at 1:30AM Oct 10, 2019Observed: 7.16 ft at 1:45AM Oct 10, 2019Observed: 7.16 ft at 2:00AM Oct 10, 2019Observed: 7.16 ft at 2:15AM Oct 10, 2019Observed: 7.15 ft at 2:30AM Oct 10, 2019Observed: 7.16 ft at 2:45AM Oct 10, 2019Observed: 7.16 ft at 3:00AM Oct 10, 2019Observed: 7.15 ft at 3:15AM Oct 10, 2019Observed: 7.15 ft at 3:30AM Oct 10, 2019Observed: 7.15 ft at 3:45AM Oct 10, 2019Observed: 7.16 ft at 4:00AM Oct 10, 2019Observed: 7.15 ft at 4:15AM Oct 10, 2019Observed: 7.15 ft at 4:30AM Oct 10, 2019Observed: 7.15 ft at 4:45AM Oct 10, 2019Observed: 7.15 ft at 5:00AM Oct 10, 2019Observed: 7.15 ft at 5:15AM Oct 10, 2019Observed: 7.14 ft at 5:30AM Oct 10, 2019Observed: 7.14 ft at 5:45AM Oct 10, 2019Observed: 7.14 ft at 6:00AM Oct 10, 2019Observed: 7.14 ft at 6:15AM Oct 10, 2019Observed: 7.14 ft at 6:30AM Oct 10, 2019Observed: 7.13 ft at 6:45AM Oct 10, 2019Observed: 7.13 ft at 7:00AM Oct 10, 2019Observed: 7.14 ft at 7:15AM Oct 10, 2019Observed: 7.12 ft at 7:30AM Oct 10, 2019Observed: 7.12 ft at 7:45AM Oct 10, 2019Observed: 7.12 ft at 8:00AM Oct 10, 2019Observed: 7.12 ft at 8:15AM Oct 10, 2019Observed: 7.12 ft at 8:30AM Oct 10, 2019Observed: 7.13 ft at 8:45AM Oct 10, 2019Observed: 7.12 ft at 9:00AM Oct 10, 2019Observed: 7.12 ft at 9:15AM Oct 10, 2019Observed: 7.11 ft at 9:30AM Oct 10, 2019Observed: 7.12 ft at 9:45AM Oct 10, 2019Observed: 7.12 ft at 10:00AM Oct 10, 2019Observed: 7.11 ft at 10:15AM Oct 10, 2019Observed: 7.11 ft at 10:30AM Oct 10, 2019Observed: 7.11 ft at 10:45AM Oct 10, 2019Observed: 7.11 ft at 11:00AM Oct 10, 2019Observed: 7.11 ft at 11:15AM Oct 10, 2019Observed: 7.11 ft at 11:30AM Oct 10, 2019Observed: 7.11 ft at 11:45AM Oct 10, 2019Observed: 7.1 ft at 12:00PM Oct 10, 2019Observed: 7.1 ft at 12:15PM Oct 10, 2019Observed: 7.1 ft at 12:30PM Oct 10, 2019Observed: 7.11 ft at 12:45PM Oct 10, 2019Observed: 7.11 ft at 1:00PM Oct 10, 2019Observed: 7.1 ft at 1:15PM Oct 10, 2019Observed: 7.1 ft at 1:30PM Oct 10, 2019Observed: 7.1 ft at 1:45PM Oct 10, 2019Observed: 7.09 ft at 2:00PM Oct 10, 2019Observed: 7.09 ft at 2:15PM Oct 10, 2019Observed: 7.09 ft at 2:30PM Oct 10, 2019Observed: 7.08 ft at 2:45PM Oct 10, 2019Observed: 7.09 ft at 3:00PM Oct 10, 2019Observed: 7.09 ft at 3:15PM Oct 10, 2019Observed: 7.08 ft at 3:30PM Oct 10, 2019Observed: 7.09 ft at 3:45PM Oct 10, 2019Observed: 7.09 ft at 4:00PM Oct 10, 2019Observed: 7.09 ft at 4:15PM Oct 10, 2019Observed: 7.09 ft at 4:30PM Oct 10, 2019Observed: 7.08 ft at 4:45PM Oct 10, 2019Observed: 7.09 ft at 5:00PM Oct 10, 2019Observed: 7.09 ft at 5:15PM Oct 10, 2019Observed: 7.07 ft at 5:30PM Oct 10, 2019Observed: 7.09 ft at 5:45PM Oct 10, 2019Observed: 7.08 ft at 6:00PM Oct 10, 2019Observed: 7.09 ft at 6:15PM Oct 10, 2019Observed: 7.09 ft at 6:30PM Oct 10, 2019Observed: 7.09 ft at 6:45PM Oct 10, 2019Observed: 7.08 ft at 7:00PM Oct 10, 2019Observed: 7.08 ft at 7:15PM Oct 10, 2019Observed: 7.09 ft at 7:30PM Oct 10, 2019Observed: 7.08 ft at 7:45PM Oct 10, 2019Observed: 7.07 ft at 8:00PM Oct 10, 2019Observed: 7.07 ft at 8:15PM Oct 10, 2019Observed: 7.08 ft at 8:30PM Oct 10, 2019Observed: 7.08 ft at 8:45PM Oct 10, 2019Observed: 7.07 ft at 9:00PM Oct 10, 2019Observed: 7.07 ft at 9:15PM Oct 10, 2019Observed: 7.07 ft at 9:30PM Oct 10, 2019Observed: 7.06 ft at 9:45PM Oct 10, 2019Observed: 7.06 ft at 10:00PM Oct 10, 2019Observed: 7.07 ft at 10:15PM Oct 10, 2019Observed: 7.07 ft at 10:30PM Oct 10, 2019Observed: 7.06 ft at 10:45PM Oct 10, 2019Observed: 7.07 ft at 11:00PM Oct 10, 2019Observed: 7.06 ft at 11:15PM Oct 10, 2019Observed: 7.06 ft at 11:30PM Oct 10, 2019Observed: 7.06 ft at 11:45PM Oct 10, 2019Observed: 7.06 ft at 12:00AM Oct 11, 2019Observed: 7.06 ft at 12:15AM Oct 11, 2019Observed: 7.06 ft at 12:30AM Oct 11, 2019Observed: 7.06 ft at 12:45AM Oct 11, 2019Observed: 7.05 ft at 1:00AM Oct 11, 2019Observed: 7.05 ft at 1:15AM Oct 11, 2019Observed: 7.04 ft at 1:30AM Oct 11, 2019Observed: 7.05 ft at 1:45AM Oct 11, 2019Observed: 7.04 ft at 2:00AM Oct 11, 2019Observed: 7.05 ft at 2:15AM Oct 11, 2019Observed: 7.05 ft at 2:30AM Oct 11, 2019Observed: 7.06 ft at 2:45AM Oct 11, 2019Observed: 7.04 ft at 3:00AM Oct 11, 2019Observed: 7.04 ft at 3:15AM Oct 11, 2019Observed: 7.04 ft at 3:30AM Oct 11, 2019Observed: 7.03 ft at 3:45AM Oct 11, 2019Observed: 7.04 ft at 4:00AM Oct 11, 2019Observed: 7.03 ft at 4:15AM Oct 11, 2019Observed: 7.04 ft at 4:30AM Oct 11, 2019Observed: 7.04 ft at 4:45AM Oct 11, 2019Observed: 7.04 ft at 5:00AM Oct 11, 2019Observed: 7.03 ft at 5:15AM Oct 11, 2019Observed: 7.03 ft at 5:30AM Oct 11, 2019Observed: 7.04 ft at 5:45AM Oct 11, 2019Observed: 7.03 ft at 6:00AM Oct 11, 2019Observed: 7.03 ft at 6:15AM Oct 11, 2019Observed: 7.03 ft at 6:30AM Oct 11, 2019Observed: 7.03 ft at 6:45AM Oct 11, 2019Observed: 7.03 ft at 7:00AM Oct 11, 2019Observed: 7.03 ft at 7:15AM Oct 11, 2019Observed: 7.03 ft at 7:30AM Oct 11, 2019Observed: 7.01 ft at 7:45AM Oct 11, 2019Observed: 7.02 ft at 8:00AM Oct 11, 2019Observed: 7.02 ft at 8:15AM Oct 11, 2019Observed: 7.01 ft at 8:30AM Oct 11, 2019Observed: 7.01 ft at 8:45AM Oct 11, 2019Observed: 7.01 ft at 9:00AM Oct 11, 2019Observed: 7.01 ft at 9:15AM Oct 11, 2019Observed: 7.01 ft at 9:30AM Oct 11, 2019Observed: 7.02 ft at 9:45AM Oct 11, 2019Observed: 7 ft at 10:00AM Oct 11, 2019Observed: 7.01 ft at 10:15AM Oct 11, 2019Observed: 7.01 ft at 10:30AM Oct 11, 2019Observed: 7 ft at 10:45AM Oct 11, 2019Observed: 7.01 ft at 11:00AM Oct 11, 2019Observed: 7.01 ft at 11:15AM Oct 11, 2019Observed: 7 ft at 11:30AM Oct 11, 2019Observed: 7 ft at 11:45AM Oct 11, 2019Observed: 7 ft at 12:00PM Oct 11, 2019Observed: 7 ft at 12:15PM Oct 11, 2019Observed: 7 ft at 12:30PM Oct 11, 2019Observed: 7.01 ft at 12:45PM Oct 11, 2019Observed: 7 ft at 1:00PM Oct 11, 2019Observed: 7 ft at 1:15PM Oct 11, 2019Observed: 7 ft at 1:30PM Oct 11, 2019Observed: 6.99 ft at 1:45PM Oct 11, 2019Observed: 6.98 ft at 2:00PM Oct 11, 2019Observed: 6.99 ft at 2:15PM Oct 11, 2019Observed: 7 ft at 2:30PM Oct 11, 2019Observed: 6.99 ft at 2:45PM Oct 11, 2019Observed: 7 ft at 3:00PM Oct 11, 2019Observed: 6.98 ft at 3:15PM Oct 11, 2019Observed: 6.98 ft at 3:30PM Oct 11, 2019Observed: 6.99 ft at 3:45PM Oct 11, 2019Observed: 6.99 ft at 4:00PM Oct 11, 2019Observed: 6.98 ft at 4:15PM Oct 11, 2019Observed: 6.98 ft at 4:30PM Oct 11, 2019Observed: 6.98 ft at 4:45PM Oct 11, 2019Observed: 7 ft at 5:00PM Oct 11, 2019Observed: 6.97 ft at 5:15PM Oct 11, 2019Observed: 6.98 ft at 5:30PM Oct 11, 2019Observed: 6.96 ft at 5:45PM Oct 11, 2019Observed: 6.98 ft at 6:00PM Oct 11, 2019Observed: 6.97 ft at 6:15PM Oct 11, 2019Observed: 6.97 ft at 6:30PM Oct 11, 2019Observed: 6.97 ft at 6:45PM Oct 11, 2019Observed: 6.96 ft at 7:00PM Oct 11, 2019Observed: 6.96 ft at 7:15PM Oct 11, 2019Observed: 6.97 ft at 7:30PM Oct 11, 2019Observed: 6.96 ft at 7:45PM Oct 11, 2019Observed: 6.97 ft at 8:00PM Oct 11, 2019Observed: 6.97 ft at 8:15PM Oct 11, 2019Observed: 6.97 ft at 8:30PM Oct 11, 2019Observed: 6.95 ft at 8:45PM Oct 11, 2019Observed: 6.95 ft at 9:00PM Oct 11, 2019Observed: 6.95 ft at 9:15PM Oct 11, 2019Observed: 6.96 ft at 9:30PM Oct 11, 2019Observed: 6.97 ft at 9:45PM Oct 11, 2019Observed: 6.96 ft at 10:00PM Oct 11, 2019Observed: 6.96 ft at 10:15PM Oct 11, 2019Observed: 6.96 ft at 10:30PM Oct 11, 2019Observed: 6.95 ft at 10:45PM Oct 11, 2019Observed: 6.95 ft at 11:00PM Oct 11, 2019Observed: 6.95 ft at 11:15PM Oct 11, 2019Observed: 6.96 ft at 11:30PM Oct 11, 2019Observed: 6.95 ft at 11:45PM Oct 11, 2019Observed: 6.95 ft at 12:00AM Oct 12, 2019Observed: 6.95 ft at 12:15AM Oct 12, 2019Observed: 6.95 ft at 12:30AM Oct 12, 2019Observed: 6.94 ft at 12:45AM Oct 12, 2019Observed: 6.95 ft at 1:00AM Oct 12, 2019Observed: 6.94 ft at 1:15AM Oct 12, 2019Observed: 6.95 ft at 1:30AM Oct 12, 2019Observed: 6.95 ft at 1:45AM Oct 12, 2019Observed: 6.95 ft at 2:00AM Oct 12, 2019Observed: 6.95 ft at 2:15AM Oct 12, 2019Observed: 6.94 ft at 2:30AM Oct 12, 2019Observed: 6.94 ft at 2:45AM Oct 12, 2019Observed: 6.95 ft at 3:00AM Oct 12, 2019Observed: 6.94 ft at 3:15AM Oct 12, 2019Observed: 6.95 ft at 3:30AM Oct 12, 2019Observed: 6.94 ft at 3:45AM Oct 12, 2019Observed: 6.94 ft at 4:00AM Oct 12, 2019Observed: 6.94 ft at 4:15AM Oct 12, 2019Observed: 6.94 ft at 4:30AM Oct 12, 2019Observed: 6.94 ft at 4:45AM Oct 12, 2019Observed: 6.93 ft at 5:00AM Oct 12, 2019Observed: 6.93 ft at 5:15AM Oct 12, 2019Observed: 6.93 ft at 5:30AM Oct 12, 2019Observed: 6.94 ft at 5:45AM Oct 12, 2019Observed: 6.93 ft at 6:00AM Oct 12, 2019Observed: 6.93 ft at 6:15AM Oct 12, 2019Observed: 6.92 ft at 6:30AM Oct 12, 2019Observed: 6.93 ft at 6:45AM Oct 12, 2019Observed: 6.92 ft at 7:00AM Oct 12, 2019Observed: 6.92 ft at 7:15AM Oct 12, 2019Observed: 6.93 ft at 7:30AM Oct 12, 2019Observed: 6.93 ft at 7:45AM Oct 12, 2019Observed: 6.92 ft at 8:00AM Oct 12, 2019Observed: 6.93 ft at 8:15AM Oct 12, 2019Observed: 6.92 ft at 8:30AM Oct 12, 2019Observed: 6.92 ft at 8:45AM Oct 12, 2019Observed: 6.92 ft at 9:00AM Oct 12, 2019Observed: 6.92 ft at 9:15AM Oct 12, 2019Observed: 6.9 ft at 9:30AM Oct 12, 2019Observed: 6.91 ft at 9:45AM Oct 12, 2019Observed: 6.92 ft at 10:00AM Oct 12, 2019Observed: 6.91 ft at 10:15AM Oct 12, 2019Observed: 6.91 ft at 10:30AM Oct 12, 2019Observed: 6.91 ft at 10:45AM Oct 12, 2019Observed: 6.91 ft at 11:00AM Oct 12, 2019Observed: 6.91 ft at 11:15AM Oct 12, 2019Observed: 6.92 ft at 11:30AM Oct 12, 2019Observed: 6.91 ft at 11:45AM Oct 12, 2019Observed: 6.9 ft at 12:00PM Oct 12, 2019Observed: 6.91 ft at 12:15PM Oct 12, 2019Observed: 6.9 ft at 12:30PM Oct 12, 2019Observed: 6.91 ft at 12:45PM Oct 12, 2019Observed: 6.91 ft at 1:00PM Oct 12, 2019Observed: 6.9 ft at 1:15PM Oct 12, 2019Observed: 6.91 ft at 1:30PM Oct 12, 2019Observed: 6.9 ft at 1:45PM Oct 12, 2019Observed: 6.9 ft at 2:00PM Oct 12, 2019Observed: 6.9 ft at 2:15PM Oct 12, 2019Observed: 6.91 ft at 2:30PM Oct 12, 2019Observed: 6.91 ft at 2:45PM Oct 12, 2019Observed: 6.91 ft at 3:00PM Oct 12, 2019Observed: 6.89 ft at 3:15PM Oct 12, 2019Observed: 6.9 ft at 3:30PM Oct 12, 2019Observed: 6.9 ft at 3:45PM Oct 12, 2019Observed: 6.89 ft at 4:00PM Oct 12, 2019Observed: 6.9 ft at 4:15PM Oct 12, 2019Observed: 6.91 ft at 4:30PM Oct 12, 2019Observed: 6.9 ft at 4:45PM Oct 12, 2019Observed: 6.9 ft at 5:00PM Oct 12, 2019Observed: 6.9 ft at 5:15PM Oct 12, 2019Observed: 6.91 ft at 5:30PM Oct 12, 2019Observed: 6.9 ft at 5:45PM Oct 12, 2019Observed: 6.9 ft at 6:00PM Oct 12, 2019Observed: 6.89 ft at 6:15PM Oct 12, 2019Observed: 6.9 ft at 6:30PM Oct 12, 2019Observed: 6.9 ft at 6:45PM Oct 12, 2019Observed: 6.89 ft at 7:00PM Oct 12, 2019Observed: 6.9 ft at 7:15PM Oct 12, 2019Observed: 6.9 ft at 7:30PM Oct 12, 2019Observed: 6.88 ft at 7:45PM Oct 12, 2019Observed: 6.89 ft at 8:00PM Oct 12, 2019Observed: 6.9 ft at 8:15PM Oct 12, 2019Observed: 6.88 ft at 8:30PM Oct 12, 2019Observed: 6.89 ft at 8:45PM Oct 12, 2019Observed: 6.9 ft at 9:00PM Oct 12, 2019Observed: 6.9 ft at 9:15PM Oct 12, 2019Observed: 6.89 ft at 9:30PM Oct 12, 2019Observed: 6.89 ft at 9:45PM Oct 12, 2019Observed: 6.89 ft at 10:00PM Oct 12, 2019Observed: 6.9 ft at 10:15PM Oct 12, 2019Observed: 6.89 ft at 10:30PM Oct 12, 2019Observed: 6.88 ft at 10:45PM Oct 12, 2019Observed: 6.89 ft at 11:00PM Oct 12, 2019Observed: 6.89 ft at 11:15PM Oct 12, 2019Observed: 6.89 ft at 11:30PM Oct 12, 2019Observed: 6.89 ft at 11:45PM Oct 12, 2019Observed: 6.89 ft at 12:00AM Oct 13, 2019Observed: 6.89 ft at 12:15AM Oct 13, 2019Observed: 6.88 ft at 12:30AM Oct 13, 2019Observed: 6.89 ft at 12:45AM Oct 13, 2019Observed: 6.89 ft at 1:00AM Oct 13, 2019Observed: 6.89 ft at 1:15AM Oct 13, 2019Observed: 6.89 ft at 1:30AM Oct 13, 2019Observed: 6.89 ft at 1:45AM Oct 13, 2019Observed: 6.89 ft at 2:00AM Oct 13, 2019Observed: 6.88 ft at 2:15AM Oct 13, 2019Observed: 6.89 ft at 2:30AM Oct 13, 2019Observed: 6.88 ft at 2:45AM Oct 13, 2019Observed: 6.89 ft at 3:00AM Oct 13, 2019Observed: 6.89 ft at 3:15AM Oct 13, 2019Observed: 6.88 ft at 3:30AM Oct 13, 2019Observed: 6.88 ft at 3:45AM Oct 13, 2019Observed: 6.89 ft at 4:00AM Oct 13, 2019Observed: 6.88 ft at 4:15AM Oct 13, 2019Observed: 6.89 ft at 4:30AM Oct 13, 2019Observed: 6.88 ft at 4:45AM Oct 13, 2019Observed: 6.88 ft at 5:00AM Oct 13, 2019Observed: 6.87 ft at 5:15AM Oct 13, 2019Observed: 6.88 ft at 5:30AM Oct 13, 2019Observed: 6.88 ft at 5:45AM Oct 13, 2019Observed: 6.88 ft at 6:00AM Oct 13, 2019Observed: 6.88 ft at 6:15AM Oct 13, 2019Observed: 6.88 ft at 6:30AM Oct 13, 2019Observed: 6.87 ft at 6:45AM Oct 13, 2019Observed: 6.88 ft at 7:00AM Oct 13, 2019Observed: 6.88 ft at 7:15AM Oct 13, 2019Observed: 6.88 ft at 7:30AM Oct 13, 2019Observed: 6.87 ft at 7:45AM Oct 13, 2019Observed: 6.87 ft at 8:00AM Oct 13, 2019Observed: 6.86 ft at 8:15AM Oct 13, 2019Observed: 6.87 ft at 8:30AM Oct 13, 2019Observed: 6.87 ft at 8:45AM Oct 13, 2019Observed: 6.87 ft at 9:00AM Oct 13, 2019Observed: 6.88 ft at 9:15AM Oct 13, 2019Observed: 6.87 ft at 9:30AM Oct 13, 2019Observed: 6.87 ft at 9:45AM Oct 13, 2019Observed: 6.87 ft at 10:00AM Oct 13, 2019Observed: 6.88 ft at 10:15AM Oct 13, 2019Observed: 6.87 ft at 10:30AM Oct 13, 2019Observed: 6.87 ft at 10:45AM Oct 13, 2019Observed: 6.87 ft at 11:00AM Oct 13, 2019Observed: 6.87 ft at 11:15AM Oct 13, 2019Observed: 6.87 ft at 11:30AM Oct 13, 2019Observed: 6.87 ft at 11:45AM Oct 13, 2019Observed: 6.86 ft at 12:00PM Oct 13, 2019Observed: 6.86 ft at 12:15PM Oct 13, 2019Observed: 6.87 ft at 12:30PM Oct 13, 2019Observed: 6.86 ft at 12:45PM Oct 13, 2019Observed: 6.87 ft at 1:00PM Oct 13, 2019Observed: 6.86 ft at 1:15PM Oct 13, 2019Observed: 6.86 ft at 1:30PM Oct 13, 2019Observed: 6.86 ft at 1:45PM Oct 13, 2019Observed: 6.86 ft at 2:00PM Oct 13, 2019Observed: 6.86 ft at 2:15PM Oct 13, 2019Observed: 6.86 ft at 2:30PM Oct 13, 2019Observed: 6.85 ft at 2:45PM Oct 13, 2019Observed: 6.86 ft at 3:00PM Oct 13, 2019Observed: 6.85 ft at 3:15PM Oct 13, 2019Observed: 6.84 ft at 3:30PM Oct 13, 2019Observed: 6.84 ft at 3:45PM Oct 13, 2019Observed: 6.85 ft at 4:00PM Oct 13, 2019Observed: 6.86 ft at 4:15PM Oct 13, 2019Observed: 6.85 ft at 4:30PM Oct 13, 2019Observed: 6.85 ft at 4:45PM Oct 13, 2019Observed: 6.84 ft at 5:00PM Oct 13, 2019Observed: 6.85 ft at 5:15PM Oct 13, 2019Observed: 6.84 ft at 5:30PM Oct 13, 2019Observed: 6.85 ft at 5:45PM Oct 13, 2019Observed: 6.85 ft at 6:00PM Oct 13, 2019Observed: 6.84 ft at 6:15PM Oct 13, 2019Observed: 6.84 ft at 6:30PM Oct 13, 2019Observed: 6.82 ft at 6:45PM Oct 13, 2019Observed: 6.83 ft at 7:00PM Oct 13, 2019Observed: 6.84 ft at 7:15PM Oct 13, 2019Observed: 6.84 ft at 7:30PM Oct 13, 2019Observed: 6.83 ft at 7:45PM Oct 13, 2019Observed: 6.84 ft at 8:00PM Oct 13, 2019Observed: 6.83 ft at 8:15PM Oct 13, 2019Observed: 6.83 ft at 8:30PM Oct 13, 2019Observed: 6.83 ft at 8:45PM Oct 13, 2019Observed: 6.83 ft at 9:00PM Oct 13, 2019Observed: 6.83 ft at 9:15PM Oct 13, 2019Observed: 6.83 ft at 9:30PM Oct 13, 2019Observed: 6.83 ft at 9:45PM Oct 13, 2019Observed: 6.83 ft at 10:00PM Oct 13, 2019Observed: 6.83 ft at 10:15PM Oct 13, 2019Observed: 6.83 ft at 10:30PM Oct 13, 2019Observed: 6.82 ft at 10:45PM Oct 13, 2019Observed: 6.83 ft at 11:00PM Oct 13, 2019Observed: 6.83 ft at 11:15PM Oct 13, 2019Observed: 6.81 ft at 11:30PM Oct 13, 2019Observed: 6.83 ft at 11:45PM Oct 13, 2019Observed: 6.82 ft at 12:00AM Oct 14, 2019Observed: 6.81 ft at 12:15AM Oct 14, 2019Observed: 6.81 ft at 12:30AM Oct 14, 2019Observed: 6.81 ft at 12:45AM Oct 14, 2019Observed: 6.82 ft at 1:00AM Oct 14, 2019Observed: 6.82 ft at 1:15AM Oct 14, 2019Observed: 6.81 ft at 1:30AM Oct 14, 2019Observed: 6.81 ft at 1:45AM Oct 14, 2019Observed: 6.81 ft at 2:00AM Oct 14, 2019Observed: 6.82 ft at 2:15AM Oct 14, 2019Observed: 6.81 ft at 2:30AM Oct 14, 2019Observed: 6.81 ft at 2:45AM Oct 14, 2019Observed: 6.8 ft at 3:00AM Oct 14, 2019Observed: 6.8 ft at 3:15AM Oct 14, 2019Observed: 6.81 ft at 3:30AM Oct 14, 2019Observed: 6.81 ft at 3:45AM Oct 14, 2019Observed: 6.8 ft at 4:00AM Oct 14, 2019Observed: 6.81 ft at 4:15AM Oct 14, 2019Observed: 6.8 ft at 4:30AM Oct 14, 2019Observed: 6.8 ft at 4:45AM Oct 14, 2019Observed: 6.81 ft at 5:00AM Oct 14, 2019Observed: 6.8 ft at 5:15AM Oct 14, 2019Observed: 6.8 ft at 5:30AM Oct 14, 2019Observed: 6.8 ft at 5:45AM Oct 14, 2019Observed: 6.8 ft at 6:00AM Oct 14, 2019Observed: 6.81 ft at 6:15AM Oct 14, 2019Observed: 6.8 ft at 6:30AM Oct 14, 2019Observed: 6.8 ft at 6:45AM Oct 14, 2019Observed: 6.8 ft at 7:00AM Oct 14, 2019Observed: 6.8 ft at 7:15AM Oct 14, 2019Observed: 6.8 ft at 7:30AM Oct 14, 2019Observed: 6.79 ft at 7:45AM Oct 14, 2019Observed: 6.8 ft at 8:00AM Oct 14, 2019Observed: 6.8 ft at 8:15AM Oct 14, 2019Observed: 6.8 ft at 8:30AM Oct 14, 2019Observed: 6.79 ft at 8:45AM Oct 14, 2019Observed: 6.8 ft at 9:00AM Oct 14, 2019Observed: 6.8 ft at 9:15AM Oct 14, 2019Observed: 6.8 ft at 9:30AM Oct 14, 2019Observed: 6.79 ft at 9:45AM Oct 14, 2019Observed: 6.79 ft at 10:00AM Oct 14, 2019Observed: 6.79 ft at 10:15AM Oct 14, 2019Observed: 6.79 ft at 10:30AM Oct 14, 2019Observed: 6.8 ft at 10:45AM Oct 14, 2019Observed: 6.79 ft at 11:00AM Oct 14, 2019Observed: 6.79 ft at 11:15AM Oct 14, 2019Observed: 6.79 ft at 11:30AM Oct 14, 2019Observed: 6.79 ft at 11:45AM Oct 14, 2019Observed: 6.79 ft at 12:00PM Oct 14, 2019Observed: 6.79 ft at 12:15PM Oct 14, 2019Observed: 6.79 ft at 12:30PM Oct 14, 2019Observed: 6.78 ft at 12:45PM Oct 14, 2019Observed: 6.78 ft at 1:00PM Oct 14, 2019Observed: 6.79 ft at 1:15PM Oct 14, 2019Observed: 6.79 ft at 1:30PM Oct 14, 2019Observed: 6.79 ft at 1:45PM Oct 14, 2019Observed: 6.78 ft at 2:00PM Oct 14, 2019Observed: 6.78 ft at 2:15PM Oct 14, 2019Observed: 6.79 ft at 2:30PM Oct 14, 2019Observed: 6.78 ft at 2:45PM Oct 14, 2019Observed: 6.78 ft at 3:00PM Oct 14, 2019Observed: 6.78 ft at 3:15PM Oct 14, 2019Observed: 6.77 ft at 3:30PM Oct 14, 2019Observed: 6.78 ft at 3:45PM Oct 14, 2019Observed: 6.78 ft at 4:00PM Oct 14, 2019USGS--Water Resources of the United StatesALTI4(plotting HGIRG) Graph Created (4:33PM Oct 14, 2019)ObservedLatest observed value: 6.78 ft at 4:00 PM CDT 14-Oct-2019. Flood Stage is 12 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 48 hours into the future from the forecast issuance time.

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: Forecasts for the Floyd River at Alton are issued as needed during times of high water, but are not routinely available.

Return to Area Map
Upstream Gauge - at Sheldon Upstream Gauge Downstream Gauge Downstream Gauge - near Struble
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 21.96 ft on 09/20/2018
(2) 20.64 ft on 03/14/2019 (P)
(3) 20.50 ft on 06/21/2018
(4) 19.19 ft on 05/27/2013
(5) 18.54 ft on 06/20/1983
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.64 ft on 03/14/2019 (P)
(2) 21.96 ft on 09/20/2018
(3) 20.50 ft on 06/21/2018
(4) 0.00 ft on 02/13/2017
(5) 11.07 ft on 09/18/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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
19.2 Both lanes of State Highway 60 around 480th Street begin to be inundated by flood water.
18 The entire flood plain is under water and the river is about 1/2 mile wide. The flooding still primarily only affects agricultural land and county roads.
16 Significant amounts of crop and pasture land are flooded.
15 410th Street and Larch Avenue is inundated. Also 440th Street and Kingbird Avenue is flooded, and the water reaches the bottom of the bridge at CR L14 and 440th Street.
12 Flooding begins to affect the lower lying agricultural lands along the river.
Photos
(1) Upstream View
(2) Downstream View
About This Location Collapse

Latitude: 42.981944° N, Longitude: 96.000833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 1269.55 ft 1281.55 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
Ask Questions/Webmaster
Page last modified: 1-Mar-2019 12:34 AM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities