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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Saybrook IL

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind around 6 mph becoming southwest.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. North wind 7 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Cloudy, with a low around 58. Northeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 66. East northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 53. East northeast wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 64. Northeast wind around 15 mph, with gusts as high as 21 mph.

    High: 64 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. North northeast wind 8 to 15 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind around 6 mph becoming southwest.
Sunday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 78. North wind 7 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Cloudy, with a low around 58. Northeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 66. East northeast wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 53. East northeast wind 11 to 15 mph, with gusts as high as 21 mph.
Tuesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 64. Northeast wind around 15 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 51. North northeast wind 8 to 15 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 70.
Thursday Night
Mostly cloudy, with a low around 54.
Friday
Partly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 75.
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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:
9:57 pm CDT Sep 19, 2026
Forecast Valid:
12am CDT Sep 20, 2026-6pm CDT Sep 26, 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