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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

75°F

24°C

Humidity 70%
Wind Speed S 12 G 18 mph
Barometer 29.89 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 18 May 3:15 am CDT
Extended Forecast for

Staunton IL

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 73. South wind around 13 mph, with gusts as high as 23 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 82. South wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 82 °F

    Showers then
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 67. South wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. High near 82. Southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Northwest wind 7 to 10 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 73. South wind around 13 mph, with gusts as high as 23 mph.
Monday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 82. South wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 67. South wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after noon. High near 82. Southwest wind 11 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Northwest wind 7 to 10 mph. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 67.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 54.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 84.
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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:
2:01 am CDT May 18, 2026
Forecast Valid:
3am CDT May 18, 2026-6pm CDT May 24, 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