Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Fair

86°F

30°C

Humidity 70%
Wind Speed S 6 mph
Barometer 30.06 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 16 Aug 11:15 am CDT
Extended Forecast for

Lansing IL

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind around 5 mph, with gusts as high as 15 mph.

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. South southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 84. East southeast wind 5 to 10 mph becoming north northeast in the morning.

    High: 84 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. North northeast wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 92. South southwest wind 5 to 10 mph.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Southwest wind around 5 mph, with gusts as high as 15 mph.
Tonight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. East southeast wind 5 to 10 mph becoming north northeast in the morning.
Sunday Night
Partly cloudy, with a low around 72. North northeast wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 10 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Lansing IL
 41.59°N 87.55°W
10:56 am CDT Aug 16, 2025
11am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

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