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

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Light Rain Fog/Mist

58°F

14°C

Humidity 97%
Wind Speed SE 10 mph
Barometer 30.23 in (1023.6 mb)
Dewpoint 57°F (14°C)
Visibility 3.00 mi
Last update 1 Nov 8:54 pm CST
Extended Forecast for

Tower Hill IL

  • Tonight

    Tonight: Patchy drizzle. Cloudy, with a low around 52. Southeast wind 6 to 8 mph.

    Low: 52 °F

    Patchy
    Drizzle

  • Monday

    Monday: Patchy drizzle before 11am. Cloudy, with a high near 67. South southeast wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 67 °F

    Patchy
    Drizzle then
    Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 59. South wind 11 to 17 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 74. Breezy, with a south wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 74 °F

    Rain Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain. Low around 54. South wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain before noon. Partly sunny, with a high near 66. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 66 °F

    Chance Rain
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. West southwest wind 3 to 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy drizzle. Cloudy, with a low around 52. Southeast wind 6 to 8 mph.
Monday
Patchy drizzle before 11am. Cloudy, with a high near 67. South southeast wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 59. South wind 11 to 17 mph, with gusts as high as 25 mph.
Tuesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 74. Breezy, with a south wind 14 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 54. South wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A 40 percent chance of rain before noon. Partly sunny, with a high near 66. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Partly cloudy, with a low around 44. West southwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tower Hill IL
 39.38°N 88.97°W (Elev. 650 ft)
Last Update:
5:11 pm CST Nov 1, 2026
Forecast Valid:
9pm CST Nov 1, 2026-6pm CST Nov 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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