Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

81°F

27°C

Humidity 54%
Wind Speed SW 6 G 16 mph
Barometer 29.90 in (1011.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Jun 12:51 pm CDT
Extended Forecast for

2 Miles ENE McHenry IL

  • Juneteenth

    Juneteenth: Isolated showers and thunderstorms after 4pm.  Sunny, with a high near 81. West northwest wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 83 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 76. Breezy.

    Low: 76 °F

    Clear and
    Breezy then
    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Juneteenth
Isolated showers and thunderstorms after 4pm. Sunny, with a high near 81. West northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 73. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 94. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Clear, with a low around 76. Breezy.
Sunday
Sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 96.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Wednesday
Showers likely. Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE McHenry IL
 42.34°N 88.23°W
1:26 pm CDT Jun 19, 2025
1pm CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database