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

64°F

18°C

Humidity 100%
Wind Speed S 9 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 25 Jul 5:56 am CDT
Extended Forecast for

Saybrook IL

Heat Advisory July 26, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 30 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 79. South wind 5 to 8 mph.

    High: 79 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. South wind around 6 mph.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 90. Heat index values as high as 102. South southwest wind 5 to 8 mph.

    High: 90 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. South southwest wind 6 to 9 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 94. Southwest wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 94 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. North wind 10 to 13 mph, with gusts as high as 17 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 79. South wind 5 to 8 mph.
Tonight
Mostly cloudy, with a low around 68. South wind around 6 mph.
Sunday
Mostly cloudy, with a high near 90. Heat index values as high as 102. South southwest wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 73. South southwest wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 94. Southwest wind 10 to 18 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 73. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 88. North wind 10 to 13 mph, with gusts as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 67.
Friday
A chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saybrook IL
 40.42°N 88.53°W (Elev. 778 ft)
Last Update:
6:46 am CDT Jul 25, 2026
Forecast Valid:
6am CDT Jul 25, 2026-6pm CDT Jul 31, 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