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

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

34°F

1°C

Humidity 56%
Wind Speed NW 17 G 30 mph
Barometer 30.32 in (1027.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 10 Nov 10:54 am CST
Extended Forecast for

Niantic IL

  • Today

    Today: Sunny, with a high near 37. Northwest wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 21. West northwest wind 6 to 9 mph becoming south southwest after midnight. Winds could gust as high as 17 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: Cloudy, then gradually becoming mostly sunny, with a high near 49. Breezy, with a south southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 49 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. West wind 9 to 15 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. West northwest wind 9 to 16 mph, with gusts as high as 21 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. West northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 37. Northwest wind 11 to 18 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 21. West northwest wind 6 to 9 mph becoming south southwest after midnight. Winds could gust as high as 17 mph.
Veterans Day
Cloudy, then gradually becoming mostly sunny, with a high near 49. Breezy, with a south southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 35. West wind 9 to 15 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 59. West northwest wind 9 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 31. West northwest wind 5 to 8 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 72. Breezy.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 52.
Sunday
A chance of rain. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Niantic IL
 39.85°N 89.17°W (Elev. 600 ft)
Last Update:
5:11 am CST Nov 10, 2025
Forecast Valid:
11am CST Nov 10, 2025-6pm CST Nov 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation