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

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

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Overcast

71°F

22°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 30.05 in (1017.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Aug 5:51 am CDT
Extended Forecast for

Niles IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 79. North northeast wind 5 to 10 mph.

    High: 79 °F

    Chance
    T-storms then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. South southeast wind around 10 mph, with gusts as high as 15 mph.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 73. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 86 °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 78.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 79. North northeast wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 71. Northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. South southeast wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 73. Southeast wind around 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Niles IL
 42.04°N 87.81°W
Last Update:
5:27 am CDT Aug 17, 2025
Forecast Valid:
6am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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