Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

A Few Clouds

86°F

30°C

Humidity	53%
Wind Speed	W 7 mph
Barometer	29.99 in (1015.0 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	7 Aug 5:52 pm CDT

More Information:

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

Extended Forecast for

Arlington Heights IL

Tonight
Low: 70 °F
Slight Chance
T-storms
Saturday
High: 83 °F
Sunny
Saturday Night
Low: 65 °F
Mostly Clear
Sunday
High: 84 °F
Chance
T-storms
Sunday Night
Low: 70 °F
Showers
Likely
Monday
High: 85 °F
Chance
T-storms then
Showers
Likely
Monday Night
Low: 68 °F
T-storms
Likely
Tuesday
High: 80 °F
Showers
Likely
Tuesday Night
Low: 65 °F
Showers
Likely

Detailed Forecast

Tonight

A slight chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

Saturday

Sunny, with a high near 83. Northwest wind 5 to 10 mph.

Saturday Night

Mostly clear, with a low around 65. North northwest wind around 5 mph becoming south after midnight.

Sunday

A 50 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 20 mph.

Sunday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Monday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.

Monday Night

Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

Tuesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 80.

Tuesday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 65.

Wednesday

A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79.

Wednesday Night

Partly cloudy, with a low around 62.

Thursday

Partly sunny, with a high near 76.

Thursday Night

Partly cloudy, with a low around 60.