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

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

31°F

-1°C

Humidity 38%
Wind Speed Calm
Barometer 29.81 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 25 Feb 7:15 pm CST
Extended Forecast for

Harvey IL

  • Tonight

    Tonight: Partly cloudy, with a low around 24. West northwest wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. South southwest wind 5 to 10 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. Southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after noon. Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 44. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 32. South southwest wind 5 to 10 mph.
Friday
Sunny, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 32. Southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 24.
Sunday
A chance of snow after noon. Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 23.
Tuesday
A chance of rain. Partly sunny, with a high near 39.
Tuesday Night
A chance of rain. Mostly clear, with a low around 28.
Wednesday
Sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harvey IL
 41.62°N 87.64°W
Last Update:
6:11 pm CST Feb 25, 2026
Forecast Valid:
7pm CST Feb 25, 2026-6pm CST Mar 4, 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