Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Mostly Cloudy and Windy

79°F

26°C

Humidity 58%
Wind Speed S 26 G 35 mph
Barometer 29.89 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 6 Mar 1:50 pm CST
Extended Forecast for

3 Miles SSE Carlinville IL

  • This Afternoon

    This Afternoon: A 20 percent chance of rain and thunderstorms before 5pm.  Mostly sunny, with a high near 79. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 79 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms, mainly after 3am.  Low around 59. South wind 14 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%.

    Low: 59 °F

    Slight Chance
    T-storms then
    T-storms

  • Saturday

    Saturday: Rain and thunderstorms, mainly before 11am.  Temperature rising to near 64 by 9am, then falling to around 53 during the remainder of the day. Southwest wind 13 to 18 mph becoming west in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 100%.

    High: 64 °F

    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. Northwest wind 6 to 11 mph becoming light west  after midnight.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63. Southwest wind 5 to 11 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after midnight.  Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain, then rain and possibly a thunderstorm after noon.  High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Chance Rain
    then Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain and thunderstorms before 5pm. Mostly sunny, with a high near 79. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Rain and thunderstorms, mainly after 3am. Low around 59. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%.
Saturday
Rain and thunderstorms, mainly before 11am. Temperature rising to near 64 by 9am, then falling to around 53 during the remainder of the day. Southwest wind 13 to 18 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%.
Saturday Night
Partly cloudy, with a low around 34. Northwest wind 6 to 11 mph becoming light west after midnight.
Sunday
Sunny, with a high near 63. Southwest wind 5 to 11 mph.
Sunday Night
Clear, with a low around 43.
Monday
Sunny, with a high near 76.
Monday Night
A 30 percent chance of rain after midnight. Mostly clear, with a low around 56.
Tuesday
A chance of rain, then rain and possibly a thunderstorm after noon. High near 76. Chance of precipitation is 80%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 90%.
Wednesday
Rain likely. Cloudy, with a high near 56. Chance of precipitation is 70%.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Carlinville IL
 39.25°N 89.86°W (Elev. 551 ft)
12:25 pm CST Mar 6, 2026
2pm CST Mar 6, 2026-6pm CDT Mar 12, 2026
 
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Additional Resources

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