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

26°F

-3°C

Humidity 79%
Wind Speed SW 14 G 18 mph
Barometer 30.24 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 12 Jan 3:15 am CST
Extended Forecast for

Harvey IL

  • Overnight

    Overnight: Partly cloudy, with a low around 26. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of sprinkles after noon. Mostly cloudy, with a high near 48. West southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Slight Chance
    Sprinkles

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow showers likely, mainly before noon. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 70%.

    High: 36 °F

    Snow Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 18. Blustery.

    Low: 18 °F

    Chance Snow
    Showers and
    Blustery

  • Thursday

    Thursday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 42. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of sprinkles after noon. Mostly cloudy, with a high near 48. West southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 35. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 18. Blustery.
Thursday
Partly sunny, with a high near 26.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
Scattered snow showers. Cloudy, with a high near 33.
Friday Night
Scattered snow showers. Mostly cloudy, with a low around 20.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 23.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harvey IL
 41.62°N 87.64°W
Last Update:
2:31 am CST Jan 12, 2026
Forecast Valid:
3am CST Jan 12, 2026-6pm CST Jan 18, 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