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Very Heavy Rainfall and High Risk Flood Event in the South-Central U.S.

Thunderstorms, some severe, will continue to produce tremendously heavy rainfall over the same areas through the day today. The area with the greatest potential for excessive rainfall includes Oklahoma, Arkansas, and Missouri. Very heavy rains will extend broadly from the Southern Plains to the Upper Midwest. Life threatening flash flooding is expected with these storms. Read More >

Current conditions at

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

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

Rain Fog/Mist



Humidity 93%
Wind Speed N 6 mph
Barometer 29.84 in (1010.1 mb)
Dewpoint 52°F (11°C)
Visibility 4.00 mi
Wind Chill52°F (11°C)
Last update 30 Apr 1:51 am CDT
Detailed forecast for

St. Louis County

Rest Of Tonight
Occasional showers and scattered thunderstorms. Storms may produce heavy rainfall. Low in the upper 40s to upper 50s. Temperature rising into the 50s through sunrise. East wind around 10 mph. Chance of rain near 100 percent.
Breezy. Occasional showers and thunderstorms likely. Storms may produce heavy rainfall. High in the mid 70s. Southeast wind 10 to 20 mph with gusts to around 30 mph. Chance of rain 90 percent.
Sunday Night
Breezy. Partly cloudy until early morning then becoming mostly cloudy. Slight chance of showers and thunderstorms in the evening, then slight chance of showers after midnight. Storms may produce heavy rainfall in the evening. Low in the upper 40s. Southwest wind 10 to 15 mph with gusts to around 30 mph. Chance of rain 20 percent.
Windy, cooler. Mostly cloudy. A 20 percent chance of showers in the morning. High in the upper 50s. Southwest wind 10 to 20 mph with gusts to around 35 mph.
Monday Night
Partly cloudy. Low in the upper 40s. West wind 10 to 15 mph. Gusts up to 25 mph in the evening.
Warmer. Mostly sunny. High around 70.
Tuesday Night
Mostly cloudy. Chance of showers in the evening, then showers likely after midnight. Low around 50. Chance of rain 60 percent.
Showers likely. High around 60. Chance of rain 70 percent.
Wednesday Night
Mostly cloudy with a 40 percent chance of showers. Low in the mid 40s.
Partly sunny with a 30 percent chance of showers. High in the lower 60s.
Thursday Night Through Friday Night
Mostly clear. Low in the upper 40s. High in the upper 60s.
Partly cloudy. High around 70.

Click Map For Forecast
1251 AM CDT Sun Apr 30 2017

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database