Skip Navigation Link  
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
Navigation Bar End Cap


Adjacent Areas:
W Zoom Out E
  Notice: New features, functions, and enhancements to AHPS pages as of 8/11/2015. Click here for details

ALERT!! A Flood Warning is in effect for portions of the area.

View all valid statements/warnings or choose a specific point or river to get the details for that location.

Weather Forecast Office St. Louis, MO
River Observations River Forecasts Experimental
Long-Range Flood Risk
Precipitation Download Other Information
Greater than: chance of exceeding river flood levels during
> 50% Major Flooding
> 50% Moderate Flooding
> 50% Minor Flooding
< 50% Chance of Flooding
Long-Range Flood Risk Not Calculated

Last map update:
11/29/2015 at 02:43:14 am CST
11/29/2015 at 08:43:14 UTC
What is UTC time? Map Help

Product Description



kml small image

Map Overlays

Waterway Menus Collapse
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: 22-Oct-2015 4:02 PM
Privacy Policy
About Us
Career Opportunities