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.

Mostly Cloudy

40°F

4°C

Humidity 45%
Wind Speed S 9 mph
Barometer 30.40 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 24 Mar 11:15 am CDT
Extended Forecast for

Harvey IL

  • Today

    Today: Mostly cloudy, with a high near 52. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 52 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 38. East southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South southwest wind around 10 mph.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 77. South southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of rain showers before 4am, then a slight chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.

    Low: 33 °F

    Chance
    T-storms then
    Chance
    Rain/Snow

  • Friday

    Friday: A 10 percent chance of snow showers before 7am. Partly sunny, with a high near 40.

    High: 40 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 52. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 38. East southeast wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Partly sunny, with a high near 68. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South southwest wind around 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 77. South southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
A chance of rain showers before 4am, then a slight chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Friday
A 10 percent chance of snow showers before 7am. Partly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harvey IL
 41.62°N 87.64°W
Last Update:
10:36 am CDT Mar 24, 2026
Forecast Valid:
11am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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Additional Resources

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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