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.

Fair

83°F

28°C

Humidity 45%
Wind Speed E 6 mph
Barometer 29.94 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Jun 2:35 pm CDT
Extended Forecast for

Markham IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 87. Southeast wind around 5 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. West southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.

    Low: 69 °F

    Heavy Rain

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 10am. High near 81. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. Southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Showers and thunderstorms likely, mainly after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 69. West southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 10am. High near 81. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Juneteenth
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Markham IL
 41.6°N 87.7°W
Last Update:
2:34 pm CDT Jun 16, 2025
Forecast Valid:
2pm CDT Jun 16, 2025-6pm CDT Jun 22, 2025
 
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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