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

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

Lat: 40.48°NLon: 88.92°WElev: 873ft.

Fair

66°F

19°C

Humidity 61%
Wind Speed S 10 mph
Barometer 29.93 in (1012.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Sep 2:56 am CDT
Extended Forecast for

Saybrook IL

  • Overnight

    Overnight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 61. South wind around 8 mph, with gusts as high as 15 mph.

    Low: 61 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly between 7am and 4pm. Cloudy, with a high near 77. South wind around 8 mph.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly between 2am and 3am. Mostly cloudy, with a low around 67. Southeast wind 7 to 9 mph, with gusts as high as 15 mph.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 3pm. Cloudy, with a high near 79. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers. Low around 59. West northwest wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. North northeast wind 11 to 14 mph, with gusts as high as 18 mph.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. Northeast wind 7 to 9 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 61. South wind around 8 mph, with gusts as high as 15 mph.
Wednesday
A 40 percent chance of showers, mainly between 7am and 4pm. Cloudy, with a high near 77. South wind around 8 mph.
Wednesday Night
A 30 percent chance of showers, mainly between 2am and 3am. Mostly cloudy, with a low around 67. Southeast wind 7 to 9 mph, with gusts as high as 15 mph.
Thursday
Showers likely, mainly after 3pm. Cloudy, with a high near 79. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Showers. Low around 59. West northwest wind 7 to 9 mph becoming north after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 70. North northeast wind 11 to 14 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 48. Northeast wind 7 to 9 mph.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saybrook IL
 40.42°N 88.53°W (Elev. 778 ft)
Last Update:
1:26 am CDT Sep 30, 2026
Forecast Valid:
3am CDT Sep 30, 2026-6pm CDT Oct 6, 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