Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

81°F

27°C

Humidity	69%
Wind Speed	NE 8 mph
Barometer	30.07 in (1017.2 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	84°F (29°C)
Last update	17 Aug 2:53 pm CDT

More Information:

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

Extended Forecast for

5 Miles NNE Chicago IL

This Afternoon
High: 76 °F
Partly Sunny
Tonight
Low: 70 °F
Mostly Cloudy
Monday
High: 85 °F
Partly Sunny
then Chance
T-storms
Monday Night
Low: 73 °F
Chance
T-storms then
T-storms
Likely
Tuesday
High: 86 °F
Chance
T-storms
Tuesday Night
Low: 70 °F
Mostly Cloudy
Wednesday
High: 75 °F
Partly Sunny
Wednesday Night
Low: 68 °F
Partly Cloudy
Thursday
High: 76 °F
Sunny

Detailed Forecast

This Afternoon

Partly sunny, with a high near 76. Northeast wind around 10 mph.

Tonight

Mostly cloudy, with a low around 70. North northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.

Monday

A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southeast wind around 10 mph, with gusts as high as 15 mph.

Monday Night

Showers and thunderstorms likely, mainly after 1am. Increasing clouds, with a low around 73. South southeast wind 5 to 10 mph. Chance of precipitation is 70%.

Tuesday

A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. South southwest wind around 10 mph becoming north northwest in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 70.

Wednesday

Partly sunny, with a high near 75.

Wednesday Night

Partly cloudy, with a low around 68.

Thursday

Sunny, with a high near 76.

Thursday Night

Clear, with a low around 67.

Friday

Sunny, with a high near 80.