CHICAGO, IL 60666 Weather Forecast & Current Conditions
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  60666 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

CHICAGO-OHARE, IL
Current Weather
11:51 AM CDT SEP 16, 2026
Broken Clouds
75°F
Feels Like: 75°F
Dewpoint: 63°F
Rel. Hum.: 66%
Visibility: 10 miles
Wind: NNE at 9 mph
Pressure: 30.30 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  60666 WEATHER FORECAST
10-Day model forecast maps
2026 Hurricanes

CHICAGO, IL 60666
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TODAY
Mostly cloudy. Isolated showers late in the morning, then scattered showers in the afternoon. Highs in the lower 70s. Northeast winds around 10 mph. Chance of precipitation 40 percent.
TONIGHT
Mostly cloudy. Isolated showers early in the evening, then scattered showers with isolated thunderstorms in the late evening and overnight. Near steady temperature in the upper 60s. Northeast winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 50 percent.
THURSDAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms early in the morning, then a slight chance of showers late in the morning. Humid with highs in the mid 70s. Northwest winds around 5 mph, becoming north in the afternoon. Chance of precipitation 50 percent.
THURSDAY NIGHT
Mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.
FRIDAY
Mostly cloudy. A slight chance of showers in the afternoon. Highs in the mid 70s. East winds 5 to 10 mph. Chance of precipitation 20 percent.
FRIDAY NIGHT
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the mid 60s. Chance of precipitation 70 percent.
SATURDAY
Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 80 percent.
SATURDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of precipitation 70 percent.
SUNDAY
Cloudy with a 50 percent chance of showers. Highs in the lower 70s.
SUNDAY NIGHT
Cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 60s. Chance of precipitation 60 percent.
MONDAY
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of precipitation 50 percent.
MONDAY NIGHT
Mostly cloudy with a 40 percent chance of showers. Lows in the lower 60s.
TUESDAY
Mostly cloudy with a 40 percent chance of showers. Highs in the lower 70s.

  60666 WEATHER SATELLITE LOOPS
Visible Weather Satellite
CHICAGO, IL 60666
Infrared Weather Satellite
CHICAGO, IL 60666
  60666 WEATHER RADAR LOOP
NEXRAD Weather Radar
CHICAGO, IL 60666
 MOS COMPUTER WEATHER FORECAST

CHICAGO-OHARE, IL 3 hourly weather forecast
weather forecast created  7:00 AM CDT  9/16/2026
Wednesday
16 SEP 2026		 CHICAGO, IL 60666 weather forecast Day 1, 12 hours 1 PM 72° 72° Mostly Cloudy 38%
RAIN
1–2 in		 0% Thunder
( 14% severe)		 NE   8 79% 65°
High 73° CHICAGO, IL 60666 weather forecast Day 1, 15 hours 4 PM 70° 70° Mostly Cloudy NE   9 84% 65°
Mostly Cloudy

Chance of Rain

 CHICAGO, IL 60666 weather forecast Day 1, 18 hours 7 PM 71° 71° Mostly Cloudy 30%
RAIN
.01–.1 in		 0% Thunder
( 24% severe)		 NE   9 84% 66°
CHICAGO, IL 60666 weather forecast Day 1, 21 hours 10 PM 70° 70° Mostly Cloudy NE   6 90% 67°
Thursday
17 SEP 2026		 CHICAGO, IL 60666 weather forecast Day 2, 0 hours 1 AM 70° 70° Mostly Cloudy 54%
RAIN
***		 0% Thunder
( 31% severe)		 NNE   3 93% 68°
Low 67° CHICAGO, IL 60666 weather forecast Day 2, 3 hours 4 AM 69° 69° Mostly Cloudy NNW   3 97% 68°
High 78° CHICAGO, IL 60666 weather forecast Day 2, 6 hours 7 AM 68° 68° Mostly Cloudy 54%
RAIN
1–2 in		 0% Thunder
( 15% severe)		 N   5 100% 68°

Mostly Cloudy

Rain Likely

 CHICAGO, IL 60666 weather forecast Day 2, 9 hours 10 AM 72° 72° Mostly Cloudy ENE   6 87% 68°
CHICAGO, IL 60666 weather forecast Day 2, 12 hours 1 PM 75° 75° Mostly Cloudy 25%
RAIN
.01–.1 in		 0% Thunder
( 12% severe)		 NNE   6 76% 67°
CHICAGO, IL 60666 weather forecast Day 2, 15 hours 4 PM 73° 73° Mostly Cloudy NNE   8 79% 66°
CHICAGO, IL 60666 weather forecast Day 2, 18 hours 7 PM 72° 72° Mostly Cloudy 1%

 0% Thunder
( 5% severe)		 NNE   8 79% 65°
CHICAGO, IL 60666 weather forecast Day 2, 21 hours 10 PM 69° 69° Mostly Cloudy NE   7 84% 64°
Friday
18 SEP 2026		 CHICAGO, IL 60666 weather forecast Day 3, 0 hours 1 AM 68° 68° Mostly Cloudy 2%

 0% Thunder
( 1% severe)		 NE   7 87% 64°
Low 64° CHICAGO, IL 60666 weather forecast Day 3, 3 hours 4 AM 66° 66° Partly Cloudy NE   7 90% 63°
High 76° CHICAGO, IL 60666 weather forecast Day 3, 6 hours 7 AM 66° 66° Partly Cloudy 6%

 0% Thunder
( 1% severe)		 ENE   8 90% 63°

Mostly Cloudy



 CHICAGO, IL 60666 weather forecast Day 3, 9 hours 10 AM 72° 72° Mostly Cloudy E   10 71% 62°
CHICAGO, IL 60666 weather forecast Day 3, 15 hours 1 PM 74° 74° Mostly Cloudy 10%
RAIN
<.01 in		 0% Thunder
( 3% severe)		 E   10 62% 60°
CHICAGO, IL 60666 weather forecast Day 3, 18 hours 4 PM 72° 72° Mostly Cloudy E   12 66% 60°
CHICAGO, IL 60666 weather forecast Day 3, 21 hours 7 PM 72° 72° Mostly Cloudy     E   12 68% 61°

CHICAGO-OHARE, IL extended weather forecast
Saturday
19 SEP 2026		 Sunday
20 SEP 2026		 Monday
21 SEP 2026		 Tuesday
22 SEP 2026		 Wednesday
23 SEP 2026
Low 65° Low 66° Low 62° Low 61° Low 56°
High 80° High 74° High 76° High 75° High 75°
CHICAGO, IL 60666 weather forecast Day 4 CHICAGO, IL 60666 weather forecast Day 5 CHICAGO, IL 60666 weather forecast Day 6 CHICAGO, IL 60666 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
69% Rain		 Overcast
70% Rain		 Overcast
66% Rain		 Overcast
36% Rain		 Mostly Cloudy
41% Rain
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