Severe Thunderstorms And Locally Heavy Rainfall Possible Over Portions Of The Plains

A few severe thunderstorms will be possible over portions of the Plains and Upper Midwest on Tuesday. In addition, locally heavy rainfall and flooding could pose a concern for low lying, urban, and poor drainage areas.
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Current conditions at

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

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

74°F

23°C

Humidity 64%
Wind Speed W 8 mph
Barometer 29.99 in (1014.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 May 10:51 pm CDT
Extended Forecast for

2 Miles SSW Saint Charles MO

Flood Warning until June 4, 06:00am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning until June 4, 06:00am

    NOW until
    6:00am Sat

    Flood Warning

  • Tonight

    Tonight: Isolated showers and thunderstorms before midnight, then isolated showers and thunderstorms after 1am.  Mostly cloudy, with a low around 64. Light southwest wind.  Chance of precipitation is 20%.

    Isolated
    T-storms

    Low: 64 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning.

    Chance
    T-storms

    High: 84 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. South wind 3 to 7 mph.

    Chance
    T-storms

    Low: 66 °F

  • Wednesday

    Wednesday: Showers and thunderstorms likely.  Cloudy, with a high near 81. Light and variable wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 70%.

    T-storms
    Likely

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. Northwest wind 3 to 6 mph.

    Chance
    T-storms

    Low: 62 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    Mostly Sunny

    High: 79 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 60.

    Partly Cloudy

    Low: 60 °F

  • Friday

    Friday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

Detailed Forecast

Tonight
Isolated showers and thunderstorms before midnight, then isolated showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Light southwest wind. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 3 to 7 mph.
Wednesday
Showers and thunderstorms likely. Cloudy, with a high near 81. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
2 Miles SSW Saint Charles MO
 38.76°N 90.54°W (Elev. 597 ft)
11:00 pm CDT May 30, 2016
11pm CDT May 30, 2016-6pm CDT Jun 6, 2016
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database