Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Fair

78°F

26°C

Humidity	96%
Wind Speed	Calm
Barometer	30.07 in
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	16 Aug 3:15 am CDT

More Information:

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

Extended Forecast for

Preston Heights IL

Heat Advisory August 16, 12:00pm until August 16, 08:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 72 °F
Chance
T-storms
Saturday
High: 93 °F
Chance
T-storms
Saturday Night
Low: 73 °F
Slight Chance
T-storms
Sunday
High: 92 °F
Slight Chance
T-storms
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 93 °F
Chance
T-storms
Monday Night
Low: 73 °F
Chance
T-storms
Tuesday
High: 89 °F
Chance
T-storms
Tuesday Night
Low: 68 °F
Mostly Cloudy

Detailed Forecast

Overnight

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South wind around 5 mph.

Saturday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 10 mph.

Saturday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming east southeast after midnight.

Sunday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 102. East northeast wind 5 to 10 mph.

Sunday Night

Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming east southeast after midnight. Winds could gust as high as 10 mph.

Monday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93.

Monday Night

A 50 percent 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

Mostly cloudy, with a low around 68.

Wednesday

Mostly sunny, with a high near 81.