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Storm system to bring heavy rainfall and the potential for flash flooding over the southern Mid Atlantic and Southeast U.S.

A slow moving low pressure system will bring the threat for heavy rainfall, flash flooding, and a few strong to severe thunderstorms into Tuesday. The main threat areas include the southern Mid Atlantic and Southeast U.S. Excessive runoff may lead to flooding of low lying areas, rivers, and streams. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis, Lambert-St. Louis International Airport (KSTL)

Lat: 38.75° N Lon: 90.37° W Elev: 604 ft.

Mostly Cloudy

64°F

18°C

Humidity 38%
Wind Speed E 6 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 24 Apr 9:51 am CDT
Detailed forecast for

St. Louis County

Rest Of Today
Sunny. High in the mid 70s to lower 80s. Light wind late in the morning becoming southeast around 10 mph in the afternoon.
Tonight
Mostly clear. Low in the lower to mid 50s. Southeast wind around 10 mph.
Tuesday
Breezy. Partly cloudy. High around 80. South wind 10 to 20 mph. Gusts up to 30 mph in the afternoon.
Tuesday Night
Partly cloudy in the evening, then mostly cloudy with a 30 percent chance of showers and thunderstorms after midnight. Low around 60. South wind 10 to 15 mph. Gusts up to 25 mph in the evening.
Wednesday
Cloudy. Chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. High in the mid 70s. South wind 10 to 15 mph. Gusts up to 25 mph in the morning. Chance of rain 60 percent.
Wednesday Night
Cooler, cloudy. Occasional showers and thunderstorms in the evening, then chance of showers after midnight. Low around 50. Chance of rain 80 percent.
Thursday
Cooler. Partly sunny. A 20 percent chance of showers in the morning. High in the mid 60s.
Thursday Night
Mostly cloudy with a 20 percent chance of showers. Low in the lower 50s.
Friday
Mostly cloudy with a 30 percent chance of showers and thunderstorms. High in the lower 70s.
Friday Night
Showers and thunderstorms likely. Low around 60. Chance of rain 70 percent.
Saturday
Mostly cloudy with a 50 percent chance of showers and thunderstorms. High around 80.
Saturday Night And Sunday
Showers and thunderstorms likely. Low in the mid 60s. High in the mid 70s. Chance of rain 60 percent.



Click Map For Forecast
851 AM CDT Mon Apr 24 2017
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database