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

70°F

21°C

Humidity 27%
Wind Speed S 15 G 21 mph
Barometer 29.92 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 27 Feb 12:45 pm CST
Extended Forecast for

3 Miles W Bunker Hill IL

Red Flag Warning February 27, 01:16pm until February 27, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning February 27, 01:16pm until February 27, 06:00pm

    NOW until 6:00pm Fri

    Red Flag Warning

  • This Afternoon

    High: 71 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 35. Southwest wind 6 to 9 mph becoming northeast after midnight.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of rain between 3pm and 4pm. Mostly sunny, with a high near 63. Northeast wind 7 to 11 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 63 °F

    Sunny then
    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. South wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of rain after noon, mixing with snow after 3pm. Mostly cloudy, with a high near 44. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow before 3am, then rain, snow, and freezing rain likely. Low around 30. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Wintry Mix

  • Monday

    Monday: A chance of rain, snow, and freezing rain before noon, then a slight chance of rain. Cloudy, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Chance Wintry
    Mix then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 35. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 35. Southwest wind 6 to 9 mph becoming northeast after midnight.
Saturday
A slight chance of rain between 3pm and 4pm. Mostly sunny, with a high near 63. Northeast wind 7 to 11 mph becoming south in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 28. South wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph.
Sunday
A slight chance of rain after noon, mixing with snow after 3pm. Mostly cloudy, with a high near 44. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.
Sunday Night
Rain and snow before 3am, then rain, snow, and freezing rain likely. Low around 30. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Monday
A chance of rain, snow, and freezing rain before noon, then a slight chance of rain. Cloudy, with a high near 42. Chance of precipitation is 40%.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 35. Chance of precipitation is 70%.
Tuesday
Rain and possibly a thunderstorm. High near 55. Chance of precipitation is 80%.
Tuesday Night
Rain likely, with thunderstorms also possible after midnight. Cloudy, with a low around 45. Chance of precipitation is 70%.
Wednesday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 62. Chance of precipitation is 70%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Thursday
Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Bunker Hill IL
 39.06°N 90.01°W (Elev. 656 ft)
Last Update:
12:25 pm CST Feb 27, 2026
Forecast Valid:
1pm CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation