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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°NLon: 90.37°WElev: 604ft.

Thunderstorm Rain Fog/Mist

52°F

11°C

Humidity 93%
Wind Speed NE 3 mph
Barometer 29.88 in (1011.6 mb)
Dewpoint 50°F (10°C)
Visibility 5.00 mi
Last update 29 Apr 9:51 pm CDT
Extended Forecast for

Saint Charles MO

Flash Flood Watch until May 1, 01:00am
Click here for hazard details and duration
Flash Flood Watch
  •  
    Flash Flood Watch until May 1, 01:00am

    NOW until
    1:00am Mon

    Flash Flood Watch

  • Tonight

    Tonight: Showers and thunderstorms. Some of the storms could produce heavy rain.  Temperature rising to around 62 by 4am. North wind around 10 mph becoming southeast after midnight.  Chance of precipitation is 100%.

    Heavy Rain

    Low: 54 °F

  • Sunday

    Sunday: Showers and thunderstorms. Some of the storms could produce heavy rain.  High near 74. South wind 10 to 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    Heavy Rain

    High: 74 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Some of the storms could produce heavy rain.  Mostly cloudy, with a low around 47. South wind 10 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    Heavy Rain

    Low: 47 °F

  • Monday

    Monday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 57. Southwest wind 14 to 17 mph, with gusts as high as 32 mph.

    Slight Chance
    Showers

    High: 57 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 47. West wind 9 to 13 mph, with gusts as high as 25 mph.

    Partly Cloudy

    Low: 47 °F

  • Tuesday

    Tuesday: Sunny, with a high near 70.

    Sunny

    High: 70 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely, mainly after 1am.  Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Chance
    Showers then
    Showers
    Likely

    Low: 50 °F

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm.  Cloudy, with a high near 61. Chance of precipitation is 60%.

    Showers
    Likely

    High: 61 °F

Detailed Forecast

Tonight
Showers and thunderstorms. Some of the storms could produce heavy rain. Temperature rising to around 62 by 4am. North wind around 10 mph becoming southeast after midnight. Chance of precipitation is 100%.
Sunday
Showers and thunderstorms. Some of the storms could produce heavy rain. High near 74. South wind 10 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 47. South wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 57. Southwest wind 14 to 17 mph, with gusts as high as 32 mph.
Monday Night
Partly cloudy, with a low around 47. West wind 9 to 13 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 1pm. Cloudy, with a high near 61. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 71.
Click Map For Forecast
Point Forecast:
Saint Charles MO
 38.78°N 90.51°W (Elev. 597 ft)
8:58 pm CDT Apr 29, 2017
10pm CDT Apr 29, 2017-6pm CDT May 6, 2017
 
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