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

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Overcast

30°F

-1°C

Humidity 75%
Wind Speed S 6 mph
Barometer 30.01 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 10:15 pm CST
Extended Forecast for

Harvey IL

Winter Weather Advisory December 7, 12:00am until December 7, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 29. South southeast wind around 5 mph becoming north northeast after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: Snow, mainly before 9am. Temperature rising to near 31 by 11am, then falling to around 23 during the remainder of the day. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 31 °F⇓

    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 13. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.

    Low: 13 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 23. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 14. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain and snow before noon. Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Tonight
Snow, mainly after midnight. Low around 29. South southeast wind around 5 mph becoming north northeast after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
Snow, mainly before 9am. Temperature rising to near 31 by 11am, then falling to around 23 during the remainder of the day. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13. North northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 23. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 10 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 14. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
Rain. Low around 35. Chance of precipitation is 80%.
Wednesday
A chance of rain and snow before noon. Mostly cloudy, with a high near 38.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 19.
Thursday
A chance of snow. Mostly cloudy, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around 3.
Saturday
Partly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harvey IL
 41.62°N 87.64°W
Last Update:
9:11 pm CST Dec 6, 2025
Forecast Valid:
10pm CST Dec 6, 2025-6pm CST Dec 13, 2025
 
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