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.

Mostly Cloudy

66°F

19°C

Humidity 52%
Wind Speed SW 12 G 17 mph
Barometer 29.85 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 8 May 12:45 pm CDT
Extended Forecast for

Staunton IL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 72. Southwest wind around 11 mph.

    High: 72 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and midnight. Low around 50. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 50 °F

    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. West wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers between 1am and 2am. Increasing clouds, with a low around 54. Light and variable wind becoming north 5 to 8 mph after midnight. Chance of precipitation is 20%.

    Low: 54 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 65. North wind around 9 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Breezy. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 72. Southwest wind around 11 mph.
Tonight
Showers and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and midnight. Low around 50. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%.
Saturday
Sunny, with a high near 78. West wind 5 to 13 mph, with gusts as high as 20 mph.
Saturday Night
A slight chance of showers between 1am and 2am. Increasing clouds, with a low around 54. Light and variable wind becoming north 5 to 8 mph after midnight. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 65. North wind around 9 mph.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 45.
Tuesday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 74. Breezy. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Staunton IL
 39.01°N 89.79°W (Elev. 627 ft)
Last Update:
11:46 am CDT May 8, 2026
Forecast Valid:
1pm CDT May 8, 2026-6pm CDT May 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation