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

Lake Effect Snow Continues, Snow For Appalachians And Warm Temperatures Out West

Despite the latest winter storm winding down, heavy lake effect snow continues downwind of the Great Lakes. This is especially true off Lakes Erie and Ontario, where blizzard warnings from snow, winds and cold temperatures persist in New York state. A clipper system may deliver light snow accumulations across the Ohio and Tennessee Valleys into the Appalachians. Temperatures will be warm out West. Read More >

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

26°F

-3°C

Humidity 66%
Wind Speed W 6 mph
Barometer 30.07 in (1018.8 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 28 Feb 5:54 am CST
Extended Forecast for

2 Miles WNW Decatur IL

  • Today

    Today: A chance of snow before 3pm, then a chance of rain and snow between 3pm and 4pm, then a slight chance of snow after 4pm. Cloudy, with a high near 36. West wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.

    Chance Snow
    then Chance
    Rain/Snow

    High: 36 °F

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 20. Northwest wind 5 to 8 mph.

    Gradual
    Clearing

    Low: 20 °F

  • Saturday

    Saturday: Sunny, with a high near 42. West northwest wind 5 to 9 mph becoming south in the afternoon.

    Sunny

    High: 42 °F

  • Saturday
    Night

    Saturday Night: Increasing clouds, with a low around 34. South wind 8 to 14 mph, with gusts as high as 22 mph.

    Increasing
    Clouds

    Low: 34 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.

    Mostly Cloudy

    High: 58 °F

  • Sunday
    Night

    Sunday Night: Rain likely. Cloudy, with a low around 44. South wind 7 to 11 mph becoming west northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain Likely

    Low: 44 °F

  • Monday

    Monday: A 50 percent chance of rain. Mostly cloudy, with a high near 50. Northwest wind around 7 mph becoming north northeast in the afternoon.

    Chance Rain

    High: 50 °F

  • Monday
    Night

    Monday Night: Rain likely before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.

    Rain Likely
    then Chance
    Rain/Snow

    Low: 35 °F

  • Tuesday

    Tuesday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 49.

    Mostly Cloudy
    then Chance
    Rain

    High: 49 °F

Detailed Forecast

Today
A chance of snow before 3pm, then a chance of rain and snow between 3pm and 4pm, then a slight chance of snow after 4pm. Cloudy, with a high near 36. West wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 40%.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 20. Northwest wind 5 to 8 mph.
Saturday
Sunny, with a high near 42. West northwest wind 5 to 9 mph becoming south in the afternoon.
Saturday Night
Increasing clouds, with a low around 34. South wind 8 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly cloudy, with a high near 58. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Rain likely. Cloudy, with a low around 44. South wind 7 to 11 mph becoming west northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 50. Northwest wind around 7 mph becoming north northeast in the afternoon.
Monday Night
Rain likely before 5am, then a chance of rain and snow. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 49.
Tuesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Wednesday
A chance of rain. Partly sunny, with a high near 51.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 47.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles WNW Decatur IL
 39.86°N 88.97°W (Elev. 676 ft)
Last Update:
6:09 am CST Feb 28, 2020
Forecast Valid:
6am CST Feb 28, 2020-6pm CST Mar 5, 2020
 
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Additional Resources

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Chance of Precipitation