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.

Overcast

73°F

23°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.95 in (1013.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 16 Jul 1:56 am CDT
Extended Forecast for

4 Miles S Merna IL

  • Overnight

    Overnight: A slight chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 6 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 100. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. West southwest wind 8 to 11 mph, with gusts as high as 17 mph.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. West northwest wind 8 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 62. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers. Partly sunny, with a high near 80. East northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly clear, with a low around 71. South wind around 6 mph. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 100. Southwest wind 7 to 14 mph, with gusts as high as 18 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. West southwest wind 8 to 11 mph, with gusts as high as 17 mph.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. West northwest wind 8 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 62. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 80. East northeast wind 5 to 7 mph becoming southeast in the afternoon.
Friday Night
A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 68. Southeast wind around 6 mph. Chance of precipitation is 40%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Merna IL
 40.48°N 88.87°W (Elev. 810 ft)
Last Update:
2:10 am CDT Jul 16, 2025
Forecast Valid:
2am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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