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:

  • AHPS - water.weather.gov- Scheduled operations ends on Tuesday, May 28th, 2024
  • Please see water.noaa.gov/.  Bookmark it NOW!  The pages will automatically redirect to water.noaa.gov until May 28, 2025.
  • To go to a specific gauge location  - use water.noaa.gov/gauges/NWSLI - where NWSLI is the five character ID of your favorite location.
  • Other Important URL changes - Service Change Notice 24-29 

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



Hydrograph River at a Glance Download
Cowlitz River at Kelso Stage (ft)Observed: 12.6 ft at 5:03PM May 03, 2024Observed: 12.6 ft at 6:03PM May 03, 2024Observed: 12.6 ft at 6:18PM May 03, 2024Observed: 12.6 ft at 6:48PM May 03, 2024Observed: 12.6 ft at 7:18PM May 03, 2024Observed: 12.6 ft at 8:03PM May 03, 2024Observed: 12.6 ft at 8:33PM May 03, 2024Observed: 12.6 ft at 9:33PM May 03, 2024Observed: 12.6 ft at 9:48PM May 03, 2024Observed: 12.6 ft at 10:18PM May 03, 2024Observed: 12.6 ft at 11:18PM May 03, 2024Observed: 12.6 ft at 11:33PM May 03, 2024Observed: 12.6 ft at 12:48AM May 04, 2024Observed: 12.7 ft at 1:33AM May 04, 2024Observed: 12.7 ft at 2:03AM May 04, 2024Observed: 12.7 ft at 2:18AM May 04, 2024Observed: 12.7 ft at 2:33AM May 04, 2024Observed: 12.7 ft at 3:03AM May 04, 2024Observed: 12.7 ft at 3:18AM May 04, 2024Observed: 12.7 ft at 4:03AM May 04, 2024Observed: 12.7 ft at 4:48AM May 04, 2024Observed: 12.7 ft at 5:03AM May 04, 2024Observed: 12.7 ft at 5:48AM May 04, 2024Observed: 12.7 ft at 6:33AM May 04, 2024Observed: 12.7 ft at 6:48AM May 04, 2024Observed: 12.7 ft at 7:03AM May 04, 2024Observed: 12.8 ft at 8:18AM May 04, 2024Observed: 12.8 ft at 9:33AM May 04, 2024Observed: 12.9 ft at 11:48AM May 04, 2024Observed: 13 ft at 12:18PM May 04, 2024Observed: 13 ft at 12:48PM May 04, 2024Observed: 13.1 ft at 1:18PM May 04, 2024Observed: 13.1 ft at 1:48PM May 04, 2024Observed: 13.2 ft at 2:33PM May 04, 2024Observed: 13.2 ft at 3:18PM May 04, 2024Observed: 13.3 ft at 4:18PM May 04, 2024Observed: 13.3 ft at 4:48PM May 04, 2024Observed: 13.3 ft at 5:03PM May 04, 2024Observed: 13.3 ft at 5:18PM May 04, 2024Observed: 13.4 ft at 5:48PM May 04, 2024Observed: 13.4 ft at 6:33PM May 04, 2024Observed: 13.5 ft at 7:03PM May 04, 2024Observed: 13.5 ft at 8:03PM May 04, 2024Observed: 13.6 ft at 8:18PM May 04, 2024Observed: 13.6 ft at 8:33PM May 04, 2024Observed: 13.6 ft at 9:03PM May 04, 2024Observed: 13.7 ft at 10:18PM May 04, 2024Observed: 13.7 ft at 10:33PM May 04, 2024Observed: 13.7 ft at 10:48PM May 04, 2024Observed: 13.8 ft at 11:33PM May 04, 2024Observed: 13.8 ft at 11:48PM May 04, 2024Observed: 13.8 ft at 12:18AM May 05, 2024Observed: 13.9 ft at 12:33AM May 05, 2024Observed: 13.9 ft at 12:48AM May 05, 2024Observed: 13.9 ft at 1:03AM May 05, 2024Observed: 13.9 ft at 1:18AM May 05, 2024Observed: 14 ft at 2:18AM May 05, 2024Observed: 14 ft at 2:33AM May 05, 2024Observed: 14 ft at 2:48AM May 05, 2024Observed: 14 ft at 3:03AM May 05, 2024Observed: 14 ft at 3:33AM May 05, 2024Observed: 14.1 ft at 3:48AM May 05, 2024Observed: 14 ft at 4:03AM May 05, 2024Observed: 14.1 ft at 5:03AM May 05, 2024Observed: 14.1 ft at 5:18AM May 05, 2024Observed: 14.1 ft at 6:48AM May 05, 2024Observed: 14.1 ft at 7:33AM May 05, 2024Observed: 14.2 ft at 8:48AM May 05, 2024Observed: 14.2 ft at 9:03AM May 05, 2024Observed: 14.2 ft at 9:33AM May 05, 2024Observed: 14.2 ft at 10:18AM May 05, 2024Observed: 14.2 ft at 11:03AM May 05, 2024Observed: 14.2 ft at 11:18AM May 05, 2024Observed: 14.2 ft at 11:33AM May 05, 2024Observed: 14.2 ft at 11:48AM May 05, 2024Observed: 14.3 ft at 12:03PM May 05, 2024Observed: 14.3 ft at 1:03PM May 05, 2024Observed: 14.4 ft at 2:33PM May 05, 2024Observed: 14.4 ft at 3:03PM May 05, 2024Observed: 14.4 ft at 5:03PM May 05, 2024Observed: 14.4 ft at 5:18PM May 05, 2024Observed: 14.4 ft at 5:33PM May 05, 2024Observed: 14.4 ft at 6:03PM May 05, 2024Observed: 14.4 ft at 6:18PM May 05, 2024Observed: 14.4 ft at 6:33PM May 05, 2024Observed: 14.4 ft at 6:48PM May 05, 2024Highest Observation: 14.5 ft at 7:03PM May 05, 2024Highest Observation: 14.5 ft at 7:18PM May 05, 2024Highest Observation: 14.5 ft at 7:33PM May 05, 2024Highest Observation: 14.5 ft at 7:48PM May 05, 2024Highest Observation: 14.5 ft at 8:33PM May 05, 2024Highest Observation: 14.5 ft at 9:33PM May 05, 2024Highest Observation: 14.5 ft at 9:48PM May 05, 2024Highest Observation: 14.5 ft at 11:03PM May 05, 2024Highest Observation: 14.5 ft at 11:18PM May 05, 2024Observed: 14.4 ft at 12:03AM May 06, 2024Highest Observation: 14.5 ft at 12:18AM May 06, 2024Observed: 14.4 ft at 12:33AM May 06, 2024Highest Observation: 14.5 ft at 2:03AM May 06, 2024Highest Observation: 14.5 ft at 2:18AM May 06, 2024Highest Observation: 14.5 ft at 4:18AM May 06, 2024Highest Observation: 14.5 ft at 4:33AM May 06, 2024Observed: 14.4 ft at 6:18AM May 06, 2024Observed: 14.4 ft at 6:33AM May 06, 2024Observed: 14.4 ft at 6:48AM May 06, 2024Observed: 14.4 ft at 7:03AM May 06, 2024Observed: 14.4 ft at 8:18AM May 06, 2024Observed: 14.4 ft at 8:48AM May 06, 2024Observed: 14.4 ft at 10:18AM May 06, 2024Observed: 14.4 ft at 10:48AM May 06, 2024Observed: 14.4 ft at 11:03AM May 06, 2024Observed: 14.4 ft at 11:33AM May 06, 2024Observed: 14.4 ft at 12:03PM May 06, 2024Observed: 14.4 ft at 12:18PM May 06, 2024Observed: 14.4 ft at 12:48PM May 06, 2024Observed: 14.4 ft at 1:03PM May 06, 2024Observed: 14.4 ft at 1:48PM May 06, 2024Observed: 14.4 ft at 2:48PM May 06, 2024Observed: 14.4 ft at 3:03PM May 06, 2024Highest Observation: 14.5 ft at 3:48PM May 06, 2024Observed: 14.4 ft at 5:03PM May 06, 2024Observed: 14.4 ft at 5:18PM May 06, 2024Observed: 14.4 ft at 5:33PM May 06, 2024Observed: 14.4 ft at 5:48PM May 06, 2024Observed: 14.4 ft at 6:48PM May 06, 2024Observed: 14.4 ft at 7:18PM May 06, 2024Observed: 14.4 ft at 9:33PM May 06, 2024Observed: 14.4 ft at 10:48PM May 06, 2024Observed: 14.3 ft at 11:03PM May 06, 2024Observed: 14.3 ft at 12:33AM May 07, 2024Observed: 14.4 ft at 2:18AM May 07, 2024Observed: 14.4 ft at 2:33AM May 07, 2024Observed: 14.4 ft at 2:48AM May 07, 2024Highest Observation: 14.5 ft at 3:18AM May 07, 2024Highest Observation: 14.5 ft at 3:48AM May 07, 2024Highest Observation: 14.5 ft at 4:03AM May 07, 2024Highest Observation: 14.5 ft at 4:18AM May 07, 2024Observed: 14.3 ft at 6:33AM May 07, 2024Observed: 14.3 ft at 6:48AM May 07, 2024Observed: 14.3 ft at 7:03AM May 07, 2024Observed: 14.3 ft at 7:33AM May 07, 2024Observed: 14.3 ft at 7:48AM May 07, 2024Observed: 14.2 ft at 8:18AM May 07, 2024Observed: 14.2 ft at 8:33AM May 07, 2024Observed: 14.2 ft at 8:48AM May 07, 2024Observed: 14.2 ft at 9:33AM May 07, 2024Observed: 14.2 ft at 10:03AM May 07, 2024Observed: 14.2 ft at 10:18AM May 07, 2024Observed: 14.2 ft at 10:33AM May 07, 2024Observed: 14.2 ft at 1:18PM May 07, 2024Observed: 14.1 ft at 2:03PM May 07, 2024Observed: 14.1 ft at 2:48PM May 07, 2024Observed: 14.1 ft at 3:33PM May 07, 2024Observed: 14.1 ft at 4:18PM May 07, 2024Observed: 14.1 ft at 4:48PM May 07, 2024Observed: 14.1 ft at 6:33PM May 07, 2024Observed: 14.1 ft at 6:48PM May 07, 2024Observed: 14.1 ft at 7:03PM May 07, 2024Observed: 14 ft at 7:48PM May 07, 2024Observed: 14 ft at 8:03PM May 07, 2024Observed: 14 ft at 8:18PM May 07, 2024Observed: 14 ft at 8:33PM May 07, 2024Observed: 14 ft at 8:48PM May 07, 2024Observed: 14 ft at 9:18PM May 07, 2024Observed: 14 ft at 10:03PM May 07, 2024Observed: 14 ft at 11:18PM May 07, 2024Observed: 14 ft at 11:48PM May 07, 2024Observed: 13.9 ft at 12:48AM May 08, 2024Observed: 13.9 ft at 1:03AM May 08, 2024Observed: 13.9 ft at 1:18AM May 08, 2024Observed: 13.9 ft at 2:03AM May 08, 2024Observed: 14 ft at 2:18AM May 08, 2024Observed: 14 ft at 3:18AM May 08, 2024Observed: 14.1 ft at 3:33AM May 08, 2024Observed: 14.1 ft at 3:48AM May 08, 2024Observed: 14.1 ft at 4:03AM May 08, 2024Observed: 14.1 ft at 4:18AM May 08, 2024Observed: 14.1 ft at 5:03AM May 08, 2024Observed: 14 ft at 5:18AM May 08, 2024Observed: 14 ft at 5:33AM May 08, 2024Observed: 14 ft at 5:48AM May 08, 2024Observed: 13.9 ft at 6:18AM May 08, 2024Observed: 13.9 ft at 6:48AM May 08, 2024Observed: 13.9 ft at 7:03AM May 08, 2024Observed: 13.8 ft at 7:48AM May 08, 2024Observed: 13.8 ft at 8:03AM May 08, 2024Observed: 13.8 ft at 8:18AM May 08, 2024Observed: 13.8 ft at 8:48AM May 08, 2024Observed: 13.8 ft at 9:33AM May 08, 2024Observed: 13.8 ft at 10:03AM May 08, 2024Observed: 13.8 ft at 10:33AM May 08, 2024Observed: 13.8 ft at 11:03AM May 08, 2024Observed: 13.8 ft at 11:48AM May 08, 2024Observed: 13.8 ft at 12:03PM May 08, 2024Observed: 13.7 ft at 12:33PM May 08, 2024Observed: 13.7 ft at 1:03PM May 08, 2024Observed: 13.7 ft at 1:18PM May 08, 2024Observed: 13.7 ft at 1:33PM May 08, 2024Observed: 13.7 ft at 1:48PM May 08, 2024Observed: 13.7 ft at 2:03PM May 08, 2024Observed: 13.7 ft at 2:18PM May 08, 2024Observed: 13.7 ft at 2:33PM May 08, 2024Observed: 13.7 ft at 3:18PM May 08, 2024Observed: 13.8 ft at 3:48PM May 08, 2024Observed: 13.8 ft at 4:48PM May 08, 2024Observed: 13.8 ft at 5:03PM May 08, 2024Observed: 13.9 ft at 5:48PM May 08, 2024Observed: 13.9 ft at 6:18PM May 08, 2024Observed: 14 ft at 6:48PM May 08, 2024Observed: 14 ft at 7:18PM May 08, 2024Observed: 14 ft at 7:48PM May 08, 2024Observed: 14 ft at 8:18PM May 08, 2024Observed: 14 ft at 8:33PM May 08, 2024Observed: 14 ft at 8:48PM May 08, 2024Observed: 14 ft at 9:18PM May 08, 2024Observed: 14 ft at 9:33PM May 08, 2024Observed: 14 ft at 9:48PM May 08, 2024Observed: 14 ft at 11:03PM May 08, 2024Observed: 14 ft at 11:18PM May 08, 2024Observed: 14 ft at 11:33PM May 08, 2024Observed: 14 ft at 12:33AM May 09, 2024Observed: 14 ft at 12:48AM May 09, 2024Observed: 14 ft at 1:03AM May 09, 2024Observed: 14 ft at 1:18AM May 09, 2024Observed: 14 ft at 1:48AM May 09, 2024Observed: 14 ft at 2:18AM May 09, 2024Observed: 14 ft at 2:33AM May 09, 2024Observed: 14 ft at 2:48AM May 09, 2024Observed: 14 ft at 3:03AM May 09, 2024Observed: 14.1 ft at 3:18AM May 09, 2024Observed: 14.1 ft at 4:03AM May 09, 2024Observed: 14.1 ft at 4:18AM May 09, 2024Observed: 14.1 ft at 5:18AM May 09, 2024Observed: 14.1 ft at 5:33AM May 09, 2024Observed: 14.1 ft at 5:48AM May 09, 2024Observed: 14 ft at 6:18AM May 09, 2024Observed: 14 ft at 6:48AM May 09, 2024Observed: 13.9 ft at 7:48AM May 09, 2024Observed: 13.9 ft at 8:18AM May 09, 2024Observed: 13.8 ft at 8:33AM May 09, 2024Observed: 13.8 ft at 9:03AM May 09, 2024Observed: 13.8 ft at 9:18AM May 09, 2024Observed: 13.8 ft at 9:32AM May 09, 2024Observed: 13.8 ft at 9:47AM May 09, 2024Observed: 13.5 ft at 1:02PM May 09, 2024Observed: 13.5 ft at 1:17PM May 09, 2024Observed: 13.5 ft at 1:32PM May 09, 2024Observed: 13.5 ft at 2:17PM May 09, 2024Observed: 13.4 ft at 2:32PM May 09, 2024Observed: 13.4 ft at 4:47PM May 09, 2024Observed: 13.4 ft at 5:17PM May 09, 2024Observed: 13.4 ft at 6:02PM May 09, 2024Observed: 13.4 ft at 6:32PM May 09, 2024Observed: 13.4 ft at 6:47PM May 09, 2024Observed: 13.3 ft at 9:02PM May 09, 2024Observed: 13.3 ft at 10:02PM May 09, 2024Observed: 13.3 ft at 11:02PM May 09, 2024Observed: 13.2 ft at 12:17AM May 10, 2024Observed: 13.2 ft at 1:02AM May 10, 2024Observed: 13.2 ft at 1:17AM May 10, 2024Observed: 13.2 ft at 1:32AM May 10, 2024Observed: 13.2 ft at 3:02AM May 10, 2024Observed: 13.2 ft at 3:47AM May 10, 2024Observed: 13.3 ft at 4:02AM May 10, 2024Observed: 13.3 ft at 4:17AM May 10, 2024Observed: 13.4 ft at 5:02AM May 10, 2024Observed: 13.4 ft at 5:32AM May 10, 2024Observed: 13.4 ft at 5:47AM May 10, 2024Observed: 13.4 ft at 6:17AM May 10, 2024Observed: 13.3 ft at 6:32AM May 10, 2024Observed: 13.3 ft at 6:47AM May 10, 2024Observed: 13.3 ft at 7:02AM May 10, 2024Observed: 13.3 ft at 7:17AM May 10, 2024Observed: 13.3 ft at 7:32AM May 10, 2024Observed: 13.2 ft at 8:47AM May 10, 2024Observed: 13.2 ft at 9:02AM May 10, 2024Observed: 13.2 ft at 9:32AM May 10, 2024Observed: 13.2 ft at 9:47AM May 10, 2024Observed: 13.2 ft at 10:17AM May 10, 2024Observed: 13.1 ft at 11:17AM May 10, 2024Observed: 13.1 ft at 11:47AM May 10, 2024Observed: 13.1 ft at 1:02PM May 10, 2024Observed: 13.1 ft at 1:32PM May 10, 2024Observed: 13.1 ft at 1:47PM May 10, 2024Observed: 13.1 ft at 2:02PM May 10, 2024Forecast: 13.08 ft 5:00PM May 10, 2024Forecast: 13.12 ft 6:00PM May 10, 2024Forecast: 13.17 ft 7:00PM May 10, 2024Forecast: 13.2 ft 8:00PM May 10, 2024Forecast: 13.21 ft 9:00PM May 10, 2024Forecast: 13.19 ft 10:00PM May 10, 2024Forecast: 13.16 ft 11:00PM May 10, 2024Forecast: 13.14 ft 12:00AM May 11, 2024Forecast: 13.12 ft 1:00AM May 11, 2024Forecast: 13.11 ft 2:00AM May 11, 2024Forecast: 13.11 ft 3:00AM May 11, 2024Forecast: 13.13 ft 4:00AM May 11, 2024Forecast: 13.19 ft 5:00AM May 11, 2024Forecast: 13.28 ft 6:00AM May 11, 2024Highest Forecast: 13.33 ft 7:00AM May 11, 2024Highest Forecast: 13.33 ft 8:00AM May 11, 2024Forecast: 13.28 ft 9:00AM May 11, 2024Forecast: 13.22 ft 10:00AM May 11, 2024Forecast: 13.18 ft 11:00AM May 11, 2024Forecast: 13.15 ft 12:00PM May 11, 2024Forecast: 13.13 ft 1:00PM May 11, 2024Forecast: 13.11 ft 2:00PM May 11, 2024Forecast: 13.09 ft 3:00PM May 11, 2024Forecast: 13.08 ft 4:00PM May 11, 2024Forecast: 13.07 ft 5:00PM May 11, 2024Forecast: 13.09 ft 6:00PM May 11, 2024Forecast: 13.11 ft 7:00PM May 11, 2024Forecast: 13.16 ft 8:00PM May 11, 2024Forecast: 13.19 ft 9:00PM May 11, 2024Forecast: 13.18 ft 10:00PM May 11, 2024Forecast: 13.16 ft 11:00PM May 11, 2024Forecast: 13.13 ft 12:00AM May 12, 2024Forecast: 13.11 ft 1:00AM May 12, 2024Forecast: 13.1 ft 2:00AM May 12, 2024Forecast: 13.09 ft 3:00AM May 12, 2024Forecast: 13.1 ft 4:00AM May 12, 2024Forecast: 13.12 ft 5:00AM May 12, 2024Forecast: 13.17 ft 6:00AM May 12, 2024Forecast: 13.24 ft 7:00AM May 12, 2024Forecast: 13.28 ft 8:00AM May 12, 2024Forecast: 13.26 ft 9:00AM May 12, 2024Forecast: 13.21 ft 10:00AM May 12, 2024Forecast: 13.17 ft 11:00AM May 12, 2024Forecast: 13.14 ft 12:00PM May 12, 2024Forecast: 13.11 ft 1:00PM May 12, 2024Forecast: 13.09 ft 2:00PM May 12, 2024Forecast: 13.07 ft 3:00PM May 12, 2024Forecast: 13.06 ft 4:00PM May 12, 2024Forecast: 13.05 ft 5:00PM May 12, 2024Forecast: 13.04 ft 6:00PM May 12, 2024Forecast: 13.05 ft 7:00PM May 12, 2024Forecast: 13.08 ft 8:00PM May 12, 2024Forecast: 13.11 ft 9:00PM May 12, 2024Forecast: 13.13 ft 10:00PM May 12, 2024Forecast: 13.12 ft 11:00PM May 12, 2024Forecast: 13.1 ft 12:00AM May 13, 2024Forecast: 13.08 ft 1:00AM May 13, 2024Forecast: 13.06 ft 2:00AM May 13, 2024Forecast: 13.05 ft 3:00AM May 13, 2024Forecast: 13.05 ft 4:00AM May 13, 2024Forecast: 13.05 ft 5:00AM May 13, 2024Forecast: 13.07 ft 6:00AM May 13, 2024Forecast: 13.12 ft 7:00AM May 13, 2024Forecast: 13.16 ft 8:00AM May 13, 2024Forecast: 13.18 ft 9:00AM May 13, 2024Forecast: 13.16 ft 10:00AM May 13, 2024Forecast: 13.12 ft 11:00AM May 13, 2024Forecast: 13.09 ft 12:00PM May 13, 2024Forecast: 13.06 ft 1:00PM May 13, 2024Forecast: 13.04 ft 2:00PM May 13, 2024Forecast: 13.03 ft 3:00PM May 13, 2024Forecast: 13.01 ft 4:00PM May 13, 2024Forecast: 13 ft 5:00PM May 13, 2024Forecast: 12.99 ft 6:00PM May 13, 2024Forecast: 12.98 ft 7:00PM May 13, 2024Forecast: 12.99 ft 8:00PM May 13, 2024Forecast: 13.02 ft 9:00PM May 13, 2024Forecast: 13.04 ft 10:00PM May 13, 2024Forecast: 13.06 ft 11:00PM May 13, 2024Forecast: 13.05 ft 12:00AM May 14, 2024Forecast: 13.03 ft 1:00AM May 14, 2024Forecast: 13.01 ft 2:00AM May 14, 2024Forecast: 12.99 ft 3:00AM May 14, 2024Forecast: 12.98 ft 4:00AM May 14, 2024Forecast: 12.98 ft 5:00AM May 14, 2024Forecast: 12.97 ft 6:00AM May 14, 2024Forecast: 12.99 ft 7:00AM May 14, 2024Forecast: 13.01 ft 8:00AM May 14, 2024Forecast: 13.03 ft 9:00AM May 14, 2024Forecast: 13.04 ft 10:00AM May 14, 2024Forecast: 13.02 ft 11:00AM May 14, 2024Forecast: 13 ft 12:00PM May 14, 2024Forecast: 12.98 ft 1:00PM May 14, 2024Forecast: 12.96 ft 2:00PM May 14, 2024Forecast: 12.94 ft 3:00PM May 14, 2024Forecast: 12.93 ft 4:00PM May 14, 2024Forecast: 12.91 ft 5:00PM May 14, 2024Forecast: 12.9 ft 6:00PM May 14, 2024Forecast: 12.89 ft 7:00PM May 14, 2024Forecast: 12.89 ft 8:00PM May 14, 2024Forecast: 12.9 ft 9:00PM May 14, 2024Forecast: 12.92 ft 10:00PM May 14, 2024Forecast: 12.94 ft 11:00PM May 14, 2024Forecast: 12.94 ft 12:00AM May 15, 2024Forecast: 12.94 ft 1:00AM May 15, 2024Forecast: 12.93 ft 2:00AM May 15, 2024Forecast: 12.91 ft 3:00AM May 15, 2024Forecast: 12.9 ft 4:00AM May 15, 2024Forecast: 12.89 ft 5:00AM May 15, 2024Forecast: 12.88 ft 6:00AM May 15, 2024Forecast: 12.88 ft 7:00AM May 15, 2024Forecast: 12.89 ft 8:00AM May 15, 2024Forecast: 12.9 ft 9:00AM May 15, 2024Forecast: 12.92 ft 10:00AM May 15, 2024Forecast: 12.92 ft 11:00AM May 15, 2024Forecast: 12.92 ft 12:00PM May 15, 2024Forecast: 12.9 ft 1:00PM May 15, 2024Forecast: 12.89 ft 2:00PM May 15, 2024Forecast: 12.88 ft 3:00PM May 15, 2024Forecast: 12.86 ft 4:00PM May 15, 2024Forecast: 12.86 ft 5:00PM May 15, 2024Forecast: 12.84 ft 6:00PM May 15, 2024Forecast: 12.83 ft 7:00PM May 15, 2024Forecast: 12.83 ft 8:00PM May 15, 2024Forecast: 12.83 ft 9:00PM May 15, 2024Forecast: 12.84 ft 10:00PM May 15, 2024Forecast: 12.86 ft 11:00PM May 15, 2024Forecast: 12.88 ft 12:00AM May 16, 2024Forecast: 12.89 ft 1:00AM May 16, 2024Forecast: 12.89 ft 2:00AM May 16, 2024Forecast: 12.88 ft 3:00AM May 16, 2024Forecast: 12.87 ft 4:00AM May 16, 2024Forecast: 12.86 ft 5:00AM May 16, 2024Forecast: 12.85 ft 6:00AM May 16, 2024Forecast: 12.84 ft 7:00AM May 16, 2024Forecast: 12.84 ft 8:00AM May 16, 2024Forecast: 12.85 ft 9:00AM May 16, 2024Forecast: 12.86 ft 10:00AM May 16, 2024Forecast: 12.87 ft 11:00AM May 16, 2024Forecast: 12.88 ft 12:00PM May 16, 2024Forecast: 12.88 ft 1:00PM May 16, 2024Forecast: 12.87 ft 2:00PM May 16, 2024Forecast: 12.86 ft 3:00PM May 16, 2024Forecast: 12.85 ft 4:00PM May 16, 2024Forecast: 12.85 ft 5:00PM May 16, 2024Forecast: 12.84 ft 6:00PM May 16, 2024Forecast: 12.83 ft 7:00PM May 16, 2024Forecast: 12.83 ft 8:00PM May 16, 2024Forecast: 12.82 ft 9:00PM May 16, 2024Forecast: 12.83 ft 10:00PM May 16, 2024Forecast: 12.85 ft 11:00PM May 16, 2024Forecast: 12.88 ft 12:00AM May 17, 2024Forecast: 12.91 ft 1:00AM May 17, 2024Forecast: 12.93 ft 2:00AM May 17, 2024Forecast: 12.92 ft 3:00AM May 17, 2024Forecast: 12.91 ft 4:00AM May 17, 2024Forecast: 12.9 ft 5:00AM May 17, 2024Forecast: 12.89 ft 6:00AM May 17, 2024Forecast: 12.88 ft 7:00AM May 17, 2024Forecast: 12.88 ft 8:00AM May 17, 2024Forecast: 12.88 ft 9:00AM May 17, 2024Forecast: 12.88 ft 10:00AM May 17, 2024Forecast: 12.88 ft 11:00AM May 17, 2024Forecast: 12.9 ft 12:00PM May 17, 2024Forecast: 12.91 ft 1:00PM May 17, 2024Forecast: 12.91 ft 2:00PM May 17, 2024Forecast: 12.91 ft 3:00PM May 17, 2024Forecast: 12.9 ft 4:00PM May 17, 2024KELW1(plotting HGIRR) Graph Created (4:19PM May 10, 2024)ObservedForecast (issued 3:12PM May 10)Latest observed value: 13.1 ft at 2:02 PM PDT 10-May-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