Notice of NWS' New Version of Forecast
A new version of Forecast will launch March 7, 2017.
Click here to visit the new site for details.

Widespread Precipitation for the Western U.S. While Rain Returns to the Gulf Coast Region

Rain and mountain snow showers will continue across the Western U.S. for the next couple days. Meanwhile, moisture will increase over Texas and the Deep South where locally heavy rainfall and minor flooding will be possible through midweek. Also, high fire danger will continue in the southern High Plains on Monday. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56° N Lon: 90.15° W Elev: 410 ft.




Humidity 46%
Wind Speed Vrbl 6 mph
Barometer 30.11 in (1019.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 27 Feb 11:53 am CST
Detailed forecast for

St. Clair County

This Afternoon
Warmer. Partly cloudy. High in the lower 60s. South wind around 10 mph.
Warmer. Mostly cloudy with scattered showers and thunderstorms. Patchy fog after midnight. Low in the lower 50s. Temperature steady or slowly rising. South wind 10 to 15 mph.
Breezy, warmer. Mostly cloudy. Patchy fog in the morning. A 30 percent chance of showers and thunderstorms in the afternoon. High in the 70s. South wind 10 to 20 mph with gusts to around 30 mph.
Tuesday Night
Showers and thunderstorms. Low around 50. Southwest wind 10 to 15 mph with gusts to around 25 mph. Chance of rain 80 percent.
Breezy. Much cooler. Mostly cloudy with a 40 percent chance of showers in the morning, then partly cloudy in the afternoon. High in the mid 50s. Temperature falling through the 50s by midday, then near steady in the afternoon. West wind 10 to 20 mph with gusts to around 30 mph.
Wednesday Night
Colder, clear. Low in the lower 30s.
Mostly sunny. High in the mid 50s.
Thursday Night
Clear. Low in the upper 20s.
Mostly sunny. High in the upper 40s.
Friday Night
Partly cloudy. Low in the mid 30s.
Saturday And Saturday Night
Warmer. Mostly clear. High in the lower 60s. Low in the mid 40s.
Partly cloudy. High in the mid 60s.

Click Map For Forecast
1221 PM CST Mon Feb 27 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database