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
Cowlitz River at Kelso Stage (ft)Highest Observation: 13.2 ft at 5:48AM Apr 09, 2024Observed: 13.1 ft at 6:03AM Apr 09, 2024Observed: 13.1 ft at 6:33AM Apr 09, 2024Observed: 13 ft at 6:48AM Apr 09, 2024Observed: 13 ft at 7:33AM Apr 09, 2024Observed: 13 ft at 8:03AM Apr 09, 2024Observed: 12.9 ft at 8:48AM Apr 09, 2024Observed: 12.9 ft at 9:03AM Apr 09, 2024Observed: 12.9 ft at 9:18AM Apr 09, 2024Observed: 12.9 ft at 9:33AM Apr 09, 2024Observed: 12.8 ft at 10:48AM Apr 09, 2024Observed: 12.8 ft at 11:03AM Apr 09, 2024Observed: 12.8 ft at 11:18AM Apr 09, 2024Observed: 12.8 ft at 11:33AM Apr 09, 2024Observed: 12.7 ft at 12:18PM Apr 09, 2024Observed: 12.7 ft at 12:48PM Apr 09, 2024Observed: 12.7 ft at 1:03PM Apr 09, 2024Observed: 12.7 ft at 1:33PM Apr 09, 2024Observed: 12.7 ft at 1:48PM Apr 09, 2024Observed: 12.6 ft at 3:18PM Apr 09, 2024Observed: 12.6 ft at 3:33PM Apr 09, 2024Observed: 12.6 ft at 3:48PM Apr 09, 2024Observed: 12.7 ft at 5:18PM Apr 09, 2024Observed: 12.7 ft at 6:18PM Apr 09, 2024Observed: 12.7 ft at 6:33PM Apr 09, 2024Observed: 12.7 ft at 7:03PM Apr 09, 2024Observed: 12.6 ft at 7:48PM Apr 09, 2024Observed: 12.6 ft at 8:03PM Apr 09, 2024Observed: 12.6 ft at 8:33PM Apr 09, 2024Observed: 12.6 ft at 9:18PM Apr 09, 2024Observed: 12.6 ft at 9:33PM Apr 09, 2024Observed: 12.6 ft at 10:18PM Apr 09, 2024Observed: 12.6 ft at 10:48PM Apr 09, 2024Observed: 12.6 ft at 11:03PM Apr 09, 2024Observed: 12.6 ft at 11:18PM Apr 09, 2024Observed: 12.6 ft at 11:33PM Apr 09, 2024Observed: 12.6 ft at 12:48AM Apr 10, 2024Observed: 12.6 ft at 1:03AM Apr 10, 2024Observed: 12.6 ft at 1:33AM Apr 10, 2024Observed: 12.6 ft at 1:48AM Apr 10, 2024Observed: 12.6 ft at 2:18AM Apr 10, 2024Observed: 12.6 ft at 3:03AM Apr 10, 2024Observed: 12.7 ft at 4:18AM Apr 10, 2024Observed: 12.8 ft at 4:33AM Apr 10, 2024Observed: 12.8 ft at 4:48AM Apr 10, 2024Observed: 12.8 ft at 5:03AM Apr 10, 2024Observed: 12.9 ft at 5:48AM Apr 10, 2024Observed: 12.8 ft at 7:18AM Apr 10, 2024Observed: 12.7 ft at 7:48AM Apr 10, 2024Observed: 12.7 ft at 8:03AM Apr 10, 2024Observed: 12.7 ft at 8:33AM Apr 10, 2024Observed: 12.7 ft at 8:48AM Apr 10, 2024Observed: 12.6 ft at 9:03AM Apr 10, 2024Observed: 12.6 ft at 9:18AM Apr 10, 2024Observed: 12.6 ft at 10:03AM Apr 10, 2024Observed: 12.6 ft at 10:48AM Apr 10, 2024Observed: 12.6 ft at 11:18AM Apr 10, 2024Observed: 12.6 ft at 11:48AM Apr 10, 2024Observed: 12.6 ft at 12:18PM Apr 10, 2024Observed: 12.6 ft at 12:33PM Apr 10, 2024Observed: 12.6 ft at 1:03PM Apr 10, 2024Observed: 12.6 ft at 1:48PM Apr 10, 2024Observed: 12.6 ft at 2:03PM Apr 10, 2024Observed: 12.6 ft at 2:18PM Apr 10, 2024Observed: 12.6 ft at 3:03PM Apr 10, 2024Observed: 12.6 ft at 4:03PM Apr 10, 2024Observed: 12.6 ft at 4:33PM Apr 10, 2024Observed: 12.6 ft at 4:48PM Apr 10, 2024Observed: 12.6 ft at 5:03PM Apr 10, 2024Observed: 12.6 ft at 5:18PM Apr 10, 2024Observed: 12.6 ft at 6:18PM Apr 10, 2024Observed: 12.7 ft at 7:03PM Apr 10, 2024Observed: 12.6 ft at 8:03PM Apr 10, 2024Observed: 12.6 ft at 8:18PM Apr 10, 2024Observed: 12.6 ft at 8:48PM Apr 10, 2024Observed: 12.6 ft at 9:48PM Apr 10, 2024Observed: 12.6 ft at 10:33PM Apr 10, 2024Observed: 12.5 ft at 11:18PM Apr 10, 2024Observed: 12.5 ft at 11:33PM Apr 10, 2024Observed: 12.5 ft at 12:03AM Apr 11, 2024Observed: 12.5 ft at 12:18AM Apr 11, 2024Observed: 12.5 ft at 12:48AM Apr 11, 2024Observed: 12.5 ft at 1:03AM Apr 11, 2024Observed: 12.5 ft at 1:18AM Apr 11, 2024Observed: 12.5 ft at 1:33AM Apr 11, 2024Observed: 12.5 ft at 2:03AM Apr 11, 2024Observed: 12.5 ft at 2:18AM Apr 11, 2024Observed: 12.5 ft at 2:48AM Apr 11, 2024Observed: 12.5 ft at 3:18AM Apr 11, 2024Observed: 12.5 ft at 3:33AM Apr 11, 2024Observed: 12.5 ft at 4:03AM Apr 11, 2024Observed: 12.6 ft at 4:48AM Apr 11, 2024Observed: 12.6 ft at 5:03AM Apr 11, 2024Observed: 12.7 ft at 5:33AM Apr 11, 2024Observed: 12.8 ft at 6:48AM Apr 11, 2024Observed: 12.7 ft at 7:03AM Apr 11, 2024Observed: 12.7 ft at 7:18AM Apr 11, 2024Observed: 12.6 ft at 8:18AM Apr 11, 2024Observed: 12.5 ft at 10:48AM Apr 11, 2024Observed: 12.5 ft at 11:03AM Apr 11, 2024Observed: 12.5 ft at 11:18AM Apr 11, 2024Observed: 12.5 ft at 11:48AM Apr 11, 2024Observed: 12.5 ft at 1:03PM Apr 11, 2024Observed: 12.5 ft at 1:33PM Apr 11, 2024Observed: 12.5 ft at 2:18PM Apr 11, 2024Observed: 12.5 ft at 2:33PM Apr 11, 2024Observed: 12.5 ft at 2:48PM Apr 11, 2024Observed: 12.5 ft at 3:03PM Apr 11, 2024Observed: 12.5 ft at 3:18PM Apr 11, 2024Observed: 12.5 ft at 3:33PM Apr 11, 2024Observed: 12.5 ft at 3:48PM Apr 11, 2024Observed: 12.5 ft at 4:03PM Apr 11, 2024Observed: 12.5 ft at 4:48PM Apr 11, 2024Observed: 12.5 ft at 5:03PM Apr 11, 2024Observed: 12.5 ft at 5:18PM Apr 11, 2024Observed: 12.5 ft at 5:33PM Apr 11, 2024Observed: 12.5 ft at 6:18PM Apr 11, 2024Observed: 12.5 ft at 6:48PM Apr 11, 2024Observed: 12.6 ft at 7:03PM Apr 11, 2024Observed: 12.6 ft at 7:48PM Apr 11, 2024Observed: 12.6 ft at 8:18PM Apr 11, 2024Observed: 12.6 ft at 8:48PM Apr 11, 2024Observed: 12.5 ft at 9:03PM Apr 11, 2024Observed: 12.5 ft at 9:33PM Apr 11, 2024Observed: 12.5 ft at 9:48PM Apr 11, 2024Observed: 12.5 ft at 10:03PM Apr 11, 2024Observed: 12.5 ft at 10:18PM Apr 11, 2024Observed: 12.5 ft at 10:48PM Apr 11, 2024Observed: 12.5 ft at 11:03PM Apr 11, 2024Observed: 12.5 ft at 11:33PM Apr 11, 2024Observed: 12.5 ft at 11:48PM Apr 11, 2024Observed: 12.5 ft at 1:03AM Apr 12, 2024Observed: 12.5 ft at 1:33AM Apr 12, 2024Observed: 12.5 ft at 2:03AM Apr 12, 2024Observed: 12.5 ft at 2:18AM Apr 12, 2024Observed: 12.5 ft at 2:33AM Apr 12, 2024Observed: 12.5 ft at 3:03AM Apr 12, 2024Observed: 12.5 ft at 3:33AM Apr 12, 2024Observed: 12.5 ft at 3:48AM Apr 12, 2024Observed: 12.5 ft at 4:03AM Apr 12, 2024Observed: 12.6 ft at 5:03AM Apr 12, 2024Observed: 12.7 ft at 6:03AM Apr 12, 2024Observed: 12.7 ft at 6:18AM Apr 12, 2024Observed: 12.7 ft at 6:33AM Apr 12, 2024Observed: 12.8 ft at 7:03AM Apr 12, 2024Observed: 12.7 ft at 8:03AM Apr 12, 2024Observed: 12.6 ft at 9:48AM Apr 12, 2024Observed: 12.5 ft at 10:03AM Apr 12, 2024Observed: 12.5 ft at 11:33AM Apr 12, 2024Observed: 12.5 ft at 11:48AM Apr 12, 2024Observed: 12.5 ft at 12:03PM Apr 12, 2024Observed: 12.5 ft at 12:18PM Apr 12, 2024Observed: 12.5 ft at 1:18PM Apr 12, 2024Observed: 12.5 ft at 2:18PM Apr 12, 2024Observed: 12.5 ft at 2:48PM Apr 12, 2024Observed: 12.5 ft at 3:03PM Apr 12, 2024Observed: 12.5 ft at 3:18PM Apr 12, 2024Observed: 12.5 ft at 3:48PM Apr 12, 2024Observed: 12.5 ft at 7:03PM Apr 12, 2024Observed: 12.5 ft at 8:18PM Apr 12, 2024Observed: 12.5 ft at 8:48PM Apr 12, 2024Observed: 12.5 ft at 9:18PM Apr 12, 2024Observed: 12.5 ft at 10:03PM Apr 12, 2024Observed: 12.5 ft at 10:48PM Apr 12, 2024Observed: 12.5 ft at 11:03PM Apr 12, 2024Observed: 12.5 ft at 12:03AM Apr 13, 2024Observed: 12.4 ft at 12:33AM Apr 13, 2024Observed: 12.4 ft at 12:48AM Apr 13, 2024Observed: 12.4 ft at 1:33AM Apr 13, 2024Observed: 12.4 ft at 2:03AM Apr 13, 2024Observed: 12.4 ft at 2:18AM Apr 13, 2024Observed: 12.4 ft at 3:03AM Apr 13, 2024Observed: 12.4 ft at 3:33AM Apr 13, 2024Observed: 12.4 ft at 4:03AM Apr 13, 2024Observed: 12.4 ft at 4:33AM Apr 13, 2024Observed: 12.5 ft at 5:18AM Apr 13, 2024Observed: 12.5 ft at 5:48AM Apr 13, 2024Observed: 12.5 ft at 6:03AM Apr 13, 2024Observed: 12.5 ft at 6:18AM Apr 13, 2024Observed: 12.6 ft at 6:48AM Apr 13, 2024Observed: 12.6 ft at 7:18AM Apr 13, 2024Observed: 12.6 ft at 8:03AM Apr 13, 2024Observed: 12.6 ft at 8:18AM Apr 13, 2024Observed: 12.6 ft at 8:33AM Apr 13, 2024Observed: 12.6 ft at 9:03AM Apr 13, 2024Observed: 12.5 ft at 10:18AM Apr 13, 2024Observed: 12.5 ft at 10:33AM Apr 13, 2024Observed: 12.4 ft at 11:03AM Apr 13, 2024Observed: 12.4 ft at 11:18AM Apr 13, 2024Observed: 12.4 ft at 11:33AM Apr 13, 2024Observed: 12.4 ft at 12:48PM Apr 13, 2024Observed: 12.4 ft at 1:03PM Apr 13, 2024Observed: 12.4 ft at 2:33PM Apr 13, 2024Observed: 12.4 ft at 2:48PM Apr 13, 2024Observed: 12.4 ft at 3:18PM Apr 13, 2024Observed: 12.4 ft at 3:33PM Apr 13, 2024Observed: 12.4 ft at 3:48PM Apr 13, 2024Observed: 12.4 ft at 4:18PM Apr 13, 2024Observed: 12.4 ft at 4:33PM Apr 13, 2024Observed: 12.4 ft at 5:03PM Apr 13, 2024Observed: 12.4 ft at 5:18PM Apr 13, 2024Observed: 12.4 ft at 6:03PM Apr 13, 2024Observed: 12.4 ft at 6:48PM Apr 13, 2024Observed: 12.4 ft at 7:18PM Apr 13, 2024Observed: 12.4 ft at 8:03PM Apr 13, 2024Observed: 12.4 ft at 8:18PM Apr 13, 2024Observed: 12.4 ft at 8:48PM Apr 13, 2024Observed: 12.4 ft at 10:33PM Apr 13, 2024Observed: 12.4 ft at 10:48PM Apr 13, 2024Observed: 12.4 ft at 11:48PM Apr 13, 2024Observed: 12.4 ft at 1:03AM Apr 14, 2024Observed: 12.4 ft at 1:33AM Apr 14, 2024Observed: 12.4 ft at 2:03AM Apr 14, 2024Observed: 12.4 ft at 2:48AM Apr 14, 2024Observed: 12.4 ft at 3:03AM Apr 14, 2024Observed: 12.4 ft at 3:18AM Apr 14, 2024Observed: 12.4 ft at 3:48AM Apr 14, 2024Observed: 12.4 ft at 4:48AM Apr 14, 2024Observed: 12.4 ft at 5:03AM Apr 14, 2024Observed: 12.4 ft at 5:48AM Apr 14, 2024Observed: 12.4 ft at 6:03AM Apr 14, 2024Observed: 12.4 ft at 6:48AM Apr 14, 2024Observed: 12.4 ft at 7:18AM Apr 14, 2024Observed: 12.5 ft at 8:18AM Apr 14, 2024Observed: 12.5 ft at 9:18AM Apr 14, 2024Observed: 12.4 ft at 9:33AM Apr 14, 2024Observed: 12.4 ft at 9:48AM Apr 14, 2024Observed: 12.4 ft at 10:18AM Apr 14, 2024Observed: 12.4 ft at 10:33AM Apr 14, 2024Observed: 12.4 ft at 10:48AM Apr 14, 2024Observed: 12.4 ft at 11:33AM Apr 14, 2024Observed: 12.4 ft at 12:03PM Apr 14, 2024Observed: 12.4 ft at 12:18PM Apr 14, 2024Observed: 12.4 ft at 12:33PM Apr 14, 2024Observed: 12.4 ft at 1:03PM Apr 14, 2024Observed: 12.4 ft at 1:18PM Apr 14, 2024Observed: 12.4 ft at 2:03PM Apr 14, 2024Observed: 12.4 ft at 2:18PM Apr 14, 2024Observed: 12.4 ft at 3:18PM Apr 14, 2024Observed: 12.4 ft at 3:33PM Apr 14, 2024Observed: 12.4 ft at 4:33PM Apr 14, 2024Observed: 12.4 ft at 5:18PM Apr 14, 2024Observed: 12.4 ft at 5:48PM Apr 14, 2024Observed: 12.4 ft at 6:18PM Apr 14, 2024Observed: 12.4 ft at 6:33PM Apr 14, 2024Observed: 12.4 ft at 6:48PM Apr 14, 2024Observed: 12.4 ft at 7:03PM Apr 14, 2024Observed: 12.4 ft at 8:18PM Apr 14, 2024Observed: 12.4 ft at 8:33PM Apr 14, 2024Observed: 12.4 ft at 8:48PM Apr 14, 2024Observed: 12.4 ft at 10:03PM Apr 14, 2024Observed: 12.4 ft at 10:18PM Apr 14, 2024Observed: 12.4 ft at 11:03PM Apr 14, 2024Observed: 12.4 ft at 1:18AM Apr 15, 2024Observed: 12.4 ft at 2:03AM Apr 15, 2024Observed: 12.4 ft at 2:18AM Apr 15, 2024Observed: 12.4 ft at 2:48AM Apr 15, 2024Observed: 12.4 ft at 3:03AM Apr 15, 2024Observed: 12.4 ft at 3:33AM Apr 15, 2024Observed: 12.4 ft at 4:48AM Apr 15, 2024Observed: 12.4 ft at 5:48AM Apr 15, 2024Observed: 12.4 ft at 6:33AM Apr 15, 2024Observed: 12.4 ft at 7:18AM Apr 15, 2024Observed: 12.4 ft at 7:48AM Apr 15, 2024Observed: 12.4 ft at 8:03AM Apr 15, 2024Observed: 12.4 ft at 8:18AM Apr 15, 2024Observed: 12.4 ft at 8:48AM Apr 15, 2024Observed: 12.4 ft at 9:48AM Apr 15, 2024Observed: 12.4 ft at 10:03AM Apr 15, 2024Observed: 12.4 ft at 10:18AM Apr 15, 2024Observed: 12.4 ft at 10:33AM Apr 15, 2024Observed: 12.4 ft at 10:48AM Apr 15, 2024Observed: 12.4 ft at 11:33AM Apr 15, 2024Observed: 12.4 ft at 12:03PM Apr 15, 2024Observed: 12.4 ft at 12:33PM Apr 15, 2024Observed: 12.4 ft at 12:48PM Apr 15, 2024Observed: 12.4 ft at 1:03PM Apr 15, 2024Observed: 12.4 ft at 1:33PM Apr 15, 2024Observed: 12.4 ft at 2:33PM Apr 15, 2024Observed: 12.4 ft at 2:48PM Apr 15, 2024Observed: 12.4 ft at 3:03PM Apr 15, 2024Observed: 12.4 ft at 3:18PM Apr 15, 2024Observed: 12.4 ft at 3:48PM Apr 15, 2024Observed: 12.4 ft at 4:48PM Apr 15, 2024Observed: 12.4 ft at 5:03PM Apr 15, 2024Observed: 12.4 ft at 5:18PM Apr 15, 2024Observed: 12.4 ft at 5:48PM Apr 15, 2024Observed: 12.4 ft at 6:03PM Apr 15, 2024Observed: 12.4 ft at 6:48PM Apr 15, 2024Observed: 12.4 ft at 7:18PM Apr 15, 2024Observed: 12.4 ft at 7:33PM Apr 15, 2024Observed: 12.4 ft at 8:33PM Apr 15, 2024Observed: 12.4 ft at 9:18PM Apr 15, 2024Observed: 12.4 ft at 9:33PM Apr 15, 2024Observed: 12.4 ft at 10:48PM Apr 15, 2024Observed: 12.4 ft at 11:03PM Apr 15, 2024Observed: 12.4 ft at 11:33PM Apr 15, 2024Observed: 12.4 ft at 12:33AM Apr 16, 2024Observed: 12.4 ft at 12:48AM Apr 16, 2024Observed: 12.4 ft at 1:03AM Apr 16, 2024Observed: 12.4 ft at 1:18AM Apr 16, 2024Observed: 12.4 ft at 1:33AM Apr 16, 2024Observed: 12.4 ft at 1:48AM Apr 16, 2024Observed: 12.4 ft at 2:18AM Apr 16, 2024Observed: 12.4 ft at 2:48AM Apr 16, 2024Observed: 12.4 ft at 3:48AM Apr 16, 2024Observed: 12.4 ft at 4:33AM Apr 16, 2024Forecast: 12.37 ft 6:00AM Apr 16, 2024Forecast: 12.36 ft 7:00AM Apr 16, 2024Forecast: 12.36 ft 8:00AM Apr 16, 2024Forecast: 12.36 ft 9:00AM Apr 16, 2024Forecast: 12.37 ft 10:00AM Apr 16, 2024Highest Forecast: 12.38 ft 11:00AM Apr 16, 2024Highest Forecast: 12.38 ft 12:00PM Apr 16, 2024Forecast: 12.37 ft 1:00PM Apr 16, 2024Forecast: 12.36 ft 2:00PM Apr 16, 2024Forecast: 12.34 ft 3:00PM Apr 16, 2024Forecast: 12.33 ft 4:00PM Apr 16, 2024Forecast: 12.31 ft 5:00PM Apr 16, 2024Forecast: 12.29 ft 6:00PM Apr 16, 2024Forecast: 12.28 ft 7:00PM Apr 16, 2024Forecast: 12.27 ft 8:00PM Apr 16, 2024Forecast: 12.26 ft 9:00PM Apr 16, 2024Forecast: 12.26 ft 10:00PM Apr 16, 2024Forecast: 12.26 ft 11:00PM Apr 16, 2024Forecast: 12.27 ft 12:00AM Apr 17, 2024Forecast: 12.28 ft 1:00AM Apr 17, 2024Forecast: 12.29 ft 2:00AM Apr 17, 2024Forecast: 12.29 ft 3:00AM Apr 17, 2024Forecast: 12.28 ft 4:00AM Apr 17, 2024Forecast: 12.27 ft 5:00AM Apr 17, 2024Forecast: 12.26 ft 6:00AM Apr 17, 2024Forecast: 12.25 ft 7:00AM Apr 17, 2024Forecast: 12.24 ft 8:00AM Apr 17, 2024Forecast: 12.23 ft 9:00AM Apr 17, 2024Forecast: 12.23 ft 10:00AM Apr 17, 2024Forecast: 12.24 ft 11:00AM Apr 17, 2024Forecast: 12.25 ft 12:00PM Apr 17, 2024Forecast: 12.25 ft 1:00PM Apr 17, 2024Forecast: 12.25 ft 2:00PM Apr 17, 2024Forecast: 12.24 ft 3:00PM Apr 17, 2024Forecast: 12.23 ft 4:00PM Apr 17, 2024Forecast: 12.22 ft 5:00PM Apr 17, 2024Forecast: 12.2 ft 6:00PM Apr 17, 2024Forecast: 12.19 ft 7:00PM Apr 17, 2024Forecast: 12.18 ft 8:00PM Apr 17, 2024Forecast: 12.17 ft 9:00PM Apr 17, 2024Forecast: 12.17 ft 10:00PM Apr 17, 2024Forecast: 12.16 ft 11:00PM Apr 17, 2024Forecast: 12.16 ft 12:00AM Apr 18, 2024Forecast: 12.18 ft 1:00AM Apr 18, 2024Forecast: 12.19 ft 2:00AM Apr 18, 2024Forecast: 12.2 ft 3:00AM Apr 18, 2024Forecast: 12.2 ft 4:00AM Apr 18, 2024Forecast: 12.2 ft 5:00AM Apr 18, 2024Forecast: 12.19 ft 6:00AM Apr 18, 2024Forecast: 12.18 ft 7:00AM Apr 18, 2024Forecast: 12.17 ft 8:00AM Apr 18, 2024Forecast: 12.16 ft 9:00AM Apr 18, 2024Forecast: 12.16 ft 10:00AM Apr 18, 2024Forecast: 12.16 ft 11:00AM Apr 18, 2024Forecast: 12.16 ft 12:00PM Apr 18, 2024Forecast: 12.17 ft 1:00PM Apr 18, 2024Forecast: 12.18 ft 2:00PM Apr 18, 2024Forecast: 12.19 ft 3:00PM Apr 18, 2024Forecast: 12.19 ft 4:00PM Apr 18, 2024Forecast: 12.18 ft 5:00PM Apr 18, 2024Forecast: 12.17 ft 6:00PM Apr 18, 2024Forecast: 12.16 ft 7:00PM Apr 18, 2024Forecast: 12.15 ft 8:00PM Apr 18, 2024Forecast: 12.14 ft 9:00PM Apr 18, 2024Forecast: 12.14 ft 10:00PM Apr 18, 2024Forecast: 12.13 ft 11:00PM Apr 18, 2024Forecast: 12.13 ft 12:00AM Apr 19, 2024Forecast: 12.14 ft 1:00AM Apr 19, 2024Forecast: 12.16 ft 2:00AM Apr 19, 2024Forecast: 12.18 ft 3:00AM Apr 19, 2024Forecast: 12.2 ft 4:00AM Apr 19, 2024Forecast: 12.2 ft 5:00AM Apr 19, 2024Forecast: 12.19 ft 6:00AM Apr 19, 2024Forecast: 12.19 ft 7:00AM Apr 19, 2024Forecast: 12.18 ft 8:00AM Apr 19, 2024Forecast: 12.17 ft 9:00AM Apr 19, 2024Forecast: 12.16 ft 10:00AM Apr 19, 2024Forecast: 12.16 ft 11:00AM Apr 19, 2024Forecast: 12.16 ft 12:00PM Apr 19, 2024Forecast: 12.16 ft 1:00PM Apr 19, 2024Forecast: 12.18 ft 2:00PM Apr 19, 2024Forecast: 12.19 ft 3:00PM Apr 19, 2024Forecast: 12.2 ft 4:00PM Apr 19, 2024Forecast: 12.2 ft 5:00PM Apr 19, 2024Forecast: 12.19 ft 6:00PM Apr 19, 2024Forecast: 12.19 ft 7:00PM Apr 19, 2024Forecast: 12.18 ft 8:00PM Apr 19, 2024Forecast: 12.17 ft 9:00PM Apr 19, 2024Forecast: 12.16 ft 10:00PM Apr 19, 2024Forecast: 12.15 ft 11:00PM Apr 19, 2024Forecast: 12.15 ft 12:00AM Apr 20, 2024Forecast: 12.15 ft 1:00AM Apr 20, 2024Forecast: 12.17 ft 2:00AM Apr 20, 2024Forecast: 12.2 ft 3:00AM Apr 20, 2024Forecast: 12.22 ft 4:00AM Apr 20, 2024Forecast: 12.22 ft 5:00AM Apr 20, 2024Forecast: 12.22 ft 6:00AM Apr 20, 2024Forecast: 12.21 ft 7:00AM Apr 20, 2024Forecast: 12.2 ft 8:00AM Apr 20, 2024Forecast: 12.19 ft 9:00AM Apr 20, 2024Forecast: 12.18 ft 10:00AM Apr 20, 2024Forecast: 12.17 ft 11:00AM Apr 20, 2024Forecast: 12.16 ft 12:00PM Apr 20, 2024Forecast: 12.16 ft 1:00PM Apr 20, 2024Forecast: 12.17 ft 2:00PM Apr 20, 2024Forecast: 12.19 ft 3:00PM Apr 20, 2024Forecast: 12.2 ft 4:00PM Apr 20, 2024Forecast: 12.21 ft 5:00PM Apr 20, 2024Forecast: 12.21 ft 6:00PM Apr 20, 2024Forecast: 12.2 ft 7:00PM Apr 20, 2024Forecast: 12.19 ft 8:00PM Apr 20, 2024Forecast: 12.18 ft 9:00PM Apr 20, 2024Forecast: 12.17 ft 10:00PM Apr 20, 2024Forecast: 12.16 ft 11:00PM Apr 20, 2024Forecast: 12.15 ft 12:00AM Apr 21, 2024Forecast: 12.15 ft 1:00AM Apr 21, 2024Forecast: 12.16 ft 2:00AM Apr 21, 2024Forecast: 12.18 ft 3:00AM Apr 21, 2024Forecast: 12.2 ft 4:00AM Apr 21, 2024Forecast: 12.22 ft 5:00AM Apr 21, 2024Forecast: 12.22 ft 6:00AM Apr 21, 2024Forecast: 12.21 ft 7:00AM Apr 21, 2024Forecast: 12.2 ft 8:00AM Apr 21, 2024Forecast: 12.19 ft 9:00AM Apr 21, 2024Forecast: 12.18 ft 10:00AM Apr 21, 2024Forecast: 12.17 ft 11:00AM Apr 21, 2024Forecast: 12.16 ft 12:00PM Apr 21, 2024Forecast: 12.15 ft 1:00PM Apr 21, 2024Forecast: 12.15 ft 2:00PM Apr 21, 2024Forecast: 12.15 ft 3:00PM Apr 21, 2024Forecast: 12.17 ft 4:00PM Apr 21, 2024Forecast: 12.19 ft 5:00PM Apr 21, 2024Forecast: 12.19 ft 6:00PM Apr 21, 2024Forecast: 12.19 ft 7:00PM Apr 21, 2024Forecast: 12.18 ft 8:00PM Apr 21, 2024Forecast: 12.17 ft 9:00PM Apr 21, 2024Forecast: 12.16 ft 10:00PM Apr 21, 2024Forecast: 12.15 ft 11:00PM Apr 21, 2024Forecast: 12.14 ft 12:00AM Apr 22, 2024Forecast: 12.13 ft 1:00AM Apr 22, 2024Forecast: 12.14 ft 2:00AM Apr 22, 2024Forecast: 12.16 ft 3:00AM Apr 22, 2024Forecast: 12.19 ft 4:00AM Apr 22, 2024Forecast: 12.21 ft 5:00AM Apr 22, 2024Forecast: 12.21 ft 6:00AM Apr 22, 2024Forecast: 12.2 ft 7:00AM Apr 22, 2024Forecast: 12.19 ft 8:00AM Apr 22, 2024Forecast: 12.18 ft 9:00AM Apr 22, 2024Forecast: 12.16 ft 10:00AM Apr 22, 2024Forecast: 12.15 ft 11:00AM Apr 22, 2024Forecast: 12.14 ft 12:00PM Apr 22, 2024Forecast: 12.13 ft 1:00PM Apr 22, 2024Forecast: 12.12 ft 2:00PM Apr 22, 2024Forecast: 12.12 ft 3:00PM Apr 22, 2024Forecast: 12.14 ft 4:00PM Apr 22, 2024Forecast: 12.16 ft 5:00PM Apr 22, 2024Forecast: 12.17 ft 6:00PM Apr 22, 2024Forecast: 12.17 ft 7:00PM Apr 22, 2024Forecast: 12.17 ft 8:00PM Apr 22, 2024Forecast: 12.16 ft 9:00PM Apr 22, 2024Forecast: 12.14 ft 10:00PM Apr 22, 2024Forecast: 12.13 ft 11:00PM Apr 22, 2024Forecast: 12.12 ft 12:00AM Apr 23, 2024Forecast: 12.11 ft 1:00AM Apr 23, 2024Forecast: 12.11 ft 2:00AM Apr 23, 2024Forecast: 12.13 ft 3:00AM Apr 23, 2024Forecast: 12.16 ft 4:00AM Apr 23, 2024Forecast: 12.2 ft 5:00AM Apr 23, 2024KELW1(plotting HGIRR) Graph Created (5:33AM Apr 16, 2024)ObservedForecast (issued 9:55PM Apr 15)Latest observed value: 12.4 ft at 4:33 AM PDT 16-Apr-2024. Flood Stage is 21.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Cowlitz River at Kelso are issued routinely year-round.
Return to Area Map
Upstream Gauge - at Lexington Upstream Gauge Downstream Gauge Downstream Gauge - at Longview
Flood Categories (in feet)
Major Flood Stage: 26.5
Moderate Flood Stage: 24.5
Flood Stage: 21.5
Action Stage: 19.5
Low Stage (in feet): -9999

Historic Crests
(1) 29.50 ft on 02/09/1996
(2) 28.86 ft on 12/23/1933
(3) 27.00 ft on 11/30/1995
(4) 24.30 ft on 06/10/1948
(5) 24.20 ft on 12/09/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.10 ft on 12/06/2023
(2) 24.00 ft on 01/07/2022 (P)
(3) 21.90 ft on 11/13/2021 (P)
(4) 22.40 ft on 12/11/2015
(5) 24.20 ft on 12/09/2015
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
28.5 major flooding in Kelso occurs, including residential and business areas. Numerous roads are flooded and closed, and levees may be subject to erosion and overtopping at this level.
26.5 some flooding of business and residential areas occurs in Kelso. Numerous road closures can be expected. The top of some levees are approached at this level.
24.5 flooding of a few residential areas in Kelso begins. Also expect widespread flooding of pasture land and low lying roads.
21.5 flooding of several low lying and secondary roads begins, including the Cowlitz Gardens neighborhood, along with flooding of pasture and lowland upstream of Kelso.
19.5 the river is at bankfull level.
Photos
(1) NWS river gage at Kelso
About This Location Collapse

Latitude: 46.142500° N, Longitude: 122.916111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 21.5 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 0.0 21.5 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 Not Available Not Available  
Additional Information Collapse
Vertical datum: Mean Sea Level, NAVD88
10-day Forecast/Trend, Northwest River Forecast Center
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
Portland Weather Forecast Office
5241 NE 122nd Avenue
Portland, OR 97230-1089
(503) 261-9246
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities