National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Mostly Cloudy

61°F

16°C

Humidity 36%
Wind Speed Vrbl 5 mph
Barometer 29.98 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 28 Feb 4:50 pm CST
Extended Forecast for

Bunker Hill IL

  • This Afternoon

    This Afternoon: A 30 percent chance of rain and thunderstorms, mainly before 5pm. Partly sunny, with a high near 63. East wind around 6 mph.

    High: 63 °F

    Chance Rain

  • Tonight

    Tonight: A 20 percent chance of rain and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 29. North wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 44. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 44 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Snow likely, mainly after midnight. Cloudy, with a low around 32. East wind around 10 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 32 °F

    Snow Likely

  • Monday

    Monday: A chance of rain and snow before 9am, then a chance of rain. Cloudy, with a high near 43. East wind 9 to 11 mph. Chance of precipitation is 50%.

    High: 43 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Rain. Steady temperature around 43. Chance of precipitation is 90%.

    Low: 43 °F

    Rain

  • Tuesday

    Tuesday: Rain and possibly a thunderstorm before 9am, then rain between 9am and noon, then rain and possibly a thunderstorm after noon. High near 61. Chance of precipitation is 90%.

    High: 61 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Rain

Detailed Forecast

This Afternoon
A 30 percent chance of rain and thunderstorms, mainly before 5pm. Partly sunny, with a high near 63. East wind around 6 mph.
Tonight
A 20 percent chance of rain and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 29. North wind 6 to 14 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 44. Northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Snow likely, mainly after midnight. Cloudy, with a low around 32. East wind around 10 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday
A chance of rain and snow before 9am, then a chance of rain. Cloudy, with a high near 43. East wind 9 to 11 mph. Chance of precipitation is 50%.
Monday Night
Rain. Steady temperature around 43. Chance of precipitation is 90%.
Tuesday
Rain and possibly a thunderstorm before 9am, then rain between 9am and noon, then rain and possibly a thunderstorm after noon. High near 61. Chance of precipitation is 90%.
Tuesday Night
Rain and possibly a thunderstorm. Low around 51. Chance of precipitation is 90%.
Wednesday
Rain and possibly a thunderstorm. High near 65. Chance of precipitation is 80%.
Wednesday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Thursday
Rain likely. Partly sunny, with a high near 68. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of rain and thunderstorms. Partly cloudy, with a low around 54.
Friday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 70. Chance of precipitation is 70%.
Friday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Saturday
Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bunker Hill IL
 39.03°N 89.96°W (Elev. 643 ft)
Last Update:
4:36 pm CST Feb 28, 2026
Forecast Valid:
4pm CST Feb 28, 2026-6pm CST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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