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

41°F

5°C

Humidity 89%
Wind Speed S 13 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Feb 12:56 am CST
Extended Forecast for

Saybrook IL

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 38. South wind around 9 mph, with gusts as high as 16 mph.

    Low: 38 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. South southeast wind 8 to 18 mph, with gusts as high as 29 mph.

    High: 58 °F

    Patchy Fog
    then Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 50. Breezy, with a south wind 18 to 23 mph, with gusts as high as 31 mph.

    Low: 50 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 67. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 30 mph.

    High: 67 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 43. West southwest wind 8 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain likely after noon. Partly sunny, with a high near 67. South southeast wind 9 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain likely before midnight. Partly cloudy, with a low around 35. Breezy, with a south wind 14 to 21 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain Likely
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 45. Breezy.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 38. South wind around 9 mph, with gusts as high as 16 mph.
Tuesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 58. South southeast wind 8 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
A 50 percent chance of rain after midnight. Cloudy, then gradually becoming partly cloudy, with a low around 50. Breezy, with a south wind 18 to 23 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 67. Breezy, with a west southwest wind 14 to 23 mph, with gusts as high as 30 mph.
Wednesday Night
Increasing clouds, with a low around 43. West southwest wind 8 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Thursday
Rain likely after noon. Partly sunny, with a high near 67. South southeast wind 9 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely before midnight. Partly cloudy, with a low around 35. Breezy, with a south wind 14 to 21 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Partly sunny, with a high near 45. Breezy.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Mostly clear, with a low around 17.
Monday
Mostly sunny, with a high near 37.
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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:
12:36 am CST Feb 17, 2026
Forecast Valid:
1am CST Feb 17, 2026-6pm CST Feb 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