Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43° N Lon: 87.86° W Elev: 709 ft.

Fair

73°F

23°C

Humidity	79%
Wind Speed	S 8 mph
Barometer	29.97 in (1013.7 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	19 Jul 6:51 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Lake County

Today

A slight chance of showers and thunderstorms through mid morning, then showers and thunderstorms likely late morning through mid afternoon. A chance of showers and thunderstorms late in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph, becoming west in the afternoon. Chance of precipitation 70 percent.

Tonight

Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a chance of showers and thunderstorms late in the evening. A slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Northwest winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 30 percent.

Sunday

Mostly cloudy through mid afternoon, then becoming partly cloudy. A slight chance of thunderstorms through mid morning. A slight chance of showers. Highs in the mid 70s. Northeast winds around 10 mph. Chance of precipitation 20 percent.

Sunday Night

Partly cloudy. A slight chance of showers in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of precipitation 20 percent.

Monday

Partly cloudy through mid afternoon, then becoming mostly sunny. Highs in the upper 70s. East winds 5 to 10 mph.

Monday Night

Partly cloudy. Lows in the mid 60s.

Tuesday

Partly cloudy. Highs in the upper 80s inland, but only in the lower 80s near the lake.

Tuesday Night

Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of precipitation 20 percent.

Wednesday

Partly cloudy in the morning, then becoming mostly sunny. Highs in the lower 90s. Heat index values up to 105.

Wednesday Night

Mostly clear. Lows in the mid 70s. Heat index values up to 100 early in the evening.

Thursday

Partly cloudy. Highs in the upper 80s.

Thursday Night

A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows around 70. Chance of precipitation 30 percent.

Friday

Mostly cloudy in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s inland, but only in the lower 80s near the lake. Chance of precipitation 30 percent.