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

44°F

7°C

Humidity 89%
Wind Speed S 14 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 7 Jan 7:56 pm CST
Extended Forecast for

Saybrook IL

  • Tonight

    Tonight: Patchy fog between 4am and 5am. Otherwise, increasing clouds, with a low around 39. South wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of rain before noon, then showers after noon. High near 60. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance Rain
    then Showers
    and Breezy

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 47. Breezy, with a south southeast wind 17 to 25 mph becoming west southwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Breezy. Rain
    then Rain
    Likely

  • Friday

    Friday: Mostly cloudy, with a temperature falling to around 46 by 5pm. West southwest wind 9 to 16 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 56 °F⇓

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Northeast wind around 8 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain likely before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. Breezy, with a north northwest wind 9 to 14 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Rain Likely
    then Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. Blustery, with a west wind 17 to 21 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Partly sunny, with a high near 30. Blustery.

    High: 30 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 4am and 5am. Otherwise, increasing clouds, with a low around 39. South wind 11 to 13 mph, with gusts as high as 21 mph.
Thursday
A chance of rain before noon, then showers after noon. High near 60. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain and possibly a thunderstorm. Low around 47. Breezy, with a south southeast wind 17 to 25 mph becoming west southwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Mostly cloudy, with a temperature falling to around 46 by 5pm. West southwest wind 9 to 16 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Friday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Northeast wind around 8 mph.
Saturday
Rain likely before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. Breezy, with a north northwest wind 9 to 14 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. Blustery, with a west wind 17 to 21 mph, with gusts as high as 26 mph.
Sunday
Partly sunny, with a high near 30. Blustery.
Sunday Night
Mostly clear, with a low around 20.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Saybrook IL
 40.42°N 88.53°W (Elev. 778 ft)
Last Update:
7:06 pm CST Jan 7, 2026
Forecast Valid:
8pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation