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

Heavy Rainfall Continues in South Florida, Southern Rockies, and the Northern Plains

A stationary front will continue to bring heavy to excessive rainfall to South Florida into Saturday with localized and urban flooding possible. Heavy to excessive rainfall is forecast through Saturday over the southern Rockies into the northern Plains. Instances of flash flooding are possible, especially in higher terrain and burn scars. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

78°F

26°C

Humidity 62%
Wind Speed E 8 mph
Barometer 30.00 in (1014.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Sep 1:51 pm CDT
Extended Forecast for

2 Miles ENE McHenry IL

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms. Partly sunny, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 78 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 61. East wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 61 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 81. East wind 5 to 10 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. East northeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84. East wind around 5 mph, with gusts as high as 10 mph.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Partly sunny, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 61. East wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 81. East wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 60. East northeast wind around 5 mph, with gusts as high as 10 mph.
Monday
Sunny, with a high near 84. East wind around 5 mph, with gusts as high as 10 mph.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Partly sunny, with a high near 82.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 60.
Friday
A chance of showers. Mostly cloudy, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE McHenry IL
 42.34°N 88.23°W
Last Update:
12:41 pm CDT Sep 13, 2025
Forecast Valid:
2pm CDT Sep 13, 2025-6pm CDT Sep 19, 2025
 
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Additional Resources

Radar & Satellite Image

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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