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

Hazardous Weather Conditions

Current conditions at

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (KBMI)

Lat: 40.48°NLon: 88.92°WElev: 873ft.

Mostly Cloudy

75°F

24°C

Humidity 100%
Wind Speed NW 6 mph
Barometer 30.00 in (1015.2 mb)
Dewpoint 75°F (24°C)
Visibility 9.00 mi
Last update 16 Aug 11:56 pm CDT
Extended Forecast for

3 Miles SSW Merna IL

  • Overnight

    Overnight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 65. North northwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 79. North wind 8 to 11 mph, with gusts as high as 16 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light west southwest wind increasing to 5 to 9 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph becoming north northwest after midnight.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. North wind 5 to 7 mph.

    High: 77 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Northeast wind around 7 mph.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 65. North northwest wind around 7 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 79. North wind 8 to 11 mph, with gusts as high as 16 mph.
Monday Night
Partly cloudy, with a low around 61. North northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. Light west southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Southwest wind 5 to 7 mph becoming north northwest after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. North wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 60. Northeast wind around 7 mph.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Merna IL
 40.5°N 88.87°W (Elev. 846 ft)
Last Update:
11:41 pm CDT Aug 16, 2026
Forecast Valid:
12am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation