Heavy Rain in the Appalachians and Central Gulf Coast; Heat Continues in the West; Monitoring the Tropics

Heavy to excessive rainfall over the southern Appalachians and portions of the central Gulf Coast may bring areas of flooding today. Hot temperatures are in place through today across much of the western U.S. and New England. Tropical Storm Erin is forecast to become a Major Hurricane this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

86°F

30°C

Humidity	61%
Wind Speed	SW 13 mph
Barometer	29.94 in (1012.8 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	12 Aug 11:53 am CDT

More Information:

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

Extended Forecast for

3 Miles E Oak Park IL

Flood Watch August 12, 01:00pm until August 13, 12:00am

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 84 °F
T-storms
Likely
Tonight
Low: 70 °F
Chance
T-storms
Wednesday
High: 82 °F
Mostly Sunny
Wednesday Night
Low: 67 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 68 °F
Mostly Clear
Friday
High: 89 °F
Sunny
Friday Night
Low: 74 °F
Mostly Clear
Saturday
High: 94 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 84. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph becoming northwest after midnight.

Wednesday

Mostly sunny, with a high near 82. North northeast wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 67. Northeast wind around 5 mph becoming calm in the evening.

Thursday

Sunny, with a high near 81. Light north northeast wind becoming east northeast 5 to 10 mph in the morning.

Thursday Night

Mostly clear, with a low around 68.

Friday

Sunny, with a high near 89.

Friday Night

Mostly clear, with a low around 74.