Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

84°F

29°C

Humidity 37%
Wind Speed S 13 mph
Barometer 30.09 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 4 Oct 3:50 pm CDT
Extended Forecast for

4 Miles W Greenville IL

  • Tonight

    Tonight: Clear, with a low around 57. Southeast wind 5 to 8 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88. South wind 6 to 13 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. South wind 3 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 86. South wind 3 to 7 mph.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. South wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 57. Southeast wind 5 to 8 mph.
Sunday
Sunny, with a high near 88. South wind 6 to 13 mph.
Sunday Night
Mostly clear, with a low around 61. South wind 3 to 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86. South wind 3 to 7 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 6 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Greenville IL
 38.91°N 89.48°W (Elev. 499 ft)
4:16 pm CDT Oct 4, 2025
4pm CDT Oct 4, 2025-6pm CDT Oct 11, 2025
 
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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