National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Increased Risks for Severe Thunderstorms and Excessive Rainfall in the South-central U.S. Today

An Enhanced Risk (Level 3 of 5) for severe thunderstorms is forecast today in the lower Missouri River Valley. Very large hail, damaging wind gusts, and a couple strong tornadoes are possible. A Slight Risk (Level 2 of 5) for excessive rainfall is forecast today from northeast Texas into central Missouri. Flash, urban, and river flooding may become possible. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

63°F

17°C

Humidity 88%
Wind Speed SE 17 G 24 mph
Barometer 29.81 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 26 Apr 2:50 pm CDT
Extended Forecast for

3 Miles NW Pontoon Beach IL

  • This
    Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 71. Breezy, with a south wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.

    Showers
    Likely and
    Breezy

    High: 71 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 64. South wind 15 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    T-storms

    Low: 64 °F

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph.

    Slight Chance
    T-storms and
    Breezy

    High: 80 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68. South wind 11 to 14 mph, with gusts as high as 24 mph.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    Low: 68 °F

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Breezy, with a south wind 18 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.

    Chance
    Showers and
    Breezy

    High: 81 °F

  • Sunday
    Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 90%.

    Showers

    Low: 64 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    Showers
    Likely

    High: 77 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.

    Slight Chance
    T-storms

    Low: 56 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83.

    Sunny then
    Slight Chance
    T-storms

    High: 83 °F

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 71. Breezy, with a south wind 16 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.
Tonight
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 64. South wind 15 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 68. South wind 11 to 14 mph, with gusts as high as 24 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Breezy, with a south wind 18 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.
Sunday Night
Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 90%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 74.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
3 Miles NW Pontoon Beach IL
 38.77°N 90.08°W (Elev. 427 ft)
Last Update:
2:07 pm CDT Apr 26, 2024
Forecast Valid:
3pm CDT Apr 26, 2024-6pm CDT May 3, 2024
 
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