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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

79°F

26°C

Humidity 58%
Wind Speed NW 8 mph
Barometer 30.02 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 Jun 10:50 am CDT
Extended Forecast for

2 Miles ESE Hettick IL

Flood Watch June 21, 07:00am until June 22, 01:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Sunny early, then becoming partly sunny, with a high near 82. North wind around 6 mph becoming calm.

    High: 82 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 63. Calm wind becoming east around 6 mph after midnight.

    Low: 63 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers and thunderstorms. High near 78. East wind 8 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%.

    High: 78 °F

    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 1am. Low around 60. Northwest wind 8 to 11 mph becoming southwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    Low: 60 °F

    T-storms then
    Scattered
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 75. North wind around 10 mph.

    High: 75 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny early, then becoming partly sunny, with a high near 82. North wind around 6 mph becoming calm.
Tonight
Increasing clouds, with a low around 63. Calm wind becoming east around 6 mph after midnight.
Sunday
Showers and thunderstorms. High near 78. East wind 8 to 15 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%.
Sunday Night
Showers and thunderstorms, mainly before 1am. Low around 60. Northwest wind 8 to 11 mph becoming southwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 75. North wind around 10 mph.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Hettick IL
 39.34°N 90°W (Elev. 607 ft)
Last Update:
11:26 am CDT Jun 20, 2026
Forecast Valid:
11am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation