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
4:51 AM CDT MAY 15, 2026
Broken Clouds
55°F
Feels Like: 54°F
Dewpoint: 39°F
Rel. Hum.: 55%
Visibility: 10 miles
Wind: S at 6 mph
Pressure: 29.93 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  60666 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

CHICAGO, IL 60666
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy in the morning, then becoming partly cloudy. Breezy. Highs in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph.
TONIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers after midnight. A chance of thunderstorms after midnight. Showers likely late. Lows in the upper 50s. South winds 10 to 15 mph. Chance of precipitation 70 percent.
SATURDAY
Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms early in the morning. A slight chance of showers in the late morning and afternoon. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds 5 to 10 mph. Chance of precipitation 40 percent.
SATURDAY NIGHT
Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 50 percent.
SUNDAY
Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers in the morning. Highs in the mid 80s. South winds 10 to 15 mph, increasing to 15 to 20 mph with gusts up to 25 mph in the afternoon. Chance of precipitation 20 percent.
SUNDAY NIGHT
Mostly clear. Lows in the upper 60s.
MONDAY
Partly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the mid 80s. Chance of precipitation 70 percent.
MONDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of precipitation 50 percent.
TUESDAY
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the mid 80s. Chance of precipitation 70 percent.
TUESDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of precipitation 60 percent.
WEDNESDAY
Mostly cloudy. Highs in the upper 60s inland, but only in the lower 60s near the lake.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 40s.
THURSDAY
Mostly cloudy. Highs in the upper 60s inland, but only around 60 near the lake.

  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 PM CDT  5/14/2026
Friday
15 MAY 2026		 CHICAGO, IL 60666 weather forecast Day 1, 0 hours 1 AM 53° 50° Mostly Cloudy 21%
RAIN
<.01 in		 0% Thunder
( 4% severe)		 SSE   8 45% 32°
Low 52° CHICAGO, IL 60666 weather forecast Day 1, 3 hours 4 AM 54° 51° Mostly Cloudy S   9 47% 34°
High 75° CHICAGO, IL 60666 weather forecast Day 1, 6 hours 7 AM 55° 52° Mostly Cloudy 21%
RAIN
.25–.5 in		 0% Thunder
( 1% severe)		 S   12 55% 39°

Mostly Cloudy

Chance of Rain

 CHICAGO, IL 60666 weather forecast Day 1, 9 hours 10 AM 60° 57° Mostly Cloudy SSW   16 53% 43°
CHICAGO, IL 60666 weather forecast Day 1, 12 hours 1 PM 67° 67° Partly Cloudy 1%

 0% Thunder
( 3% severe)		 S   17 47% 46°
CHICAGO, IL 60666 weather forecast Day 1, 15 hours 4 PM 73° 73° Partly Cloudy SSW   17 40% 47°
CHICAGO, IL 60666 weather forecast Day 1, 18 hours 7 PM 73° 73° Partly Cloudy 8%

 0% Thunder
( 24% severe)		 S   15 43% 49°
CHICAGO, IL 60666 weather forecast Day 1, 21 hours 10 PM 67° 67° Partly Cloudy S   13 54% 50°
Saturday
16 MAY 2026		 CHICAGO, IL 60666 weather forecast Day 2, 0 hours 1 AM 64° 63° Partly Cloudy 49%
RAIN
1–2 in		 0% Thunder
( 42% severe)		 S   12 63% 51°
Low 60° CHICAGO, IL 60666 weather forecast Day 2, 3 hours 4 AM 63° 62° Mostly Cloudy WSW   12 70% 53°
High 84° CHICAGO, IL 60666 weather forecast Day 2, 6 hours 7 AM 63° 62° Mostly Cloudy 53%
RAIN
***		 0% Thunder
( 9% severe)		 S   9 75% 55°

Mostly Cloudy

Rain Likely

 CHICAGO, IL 60666 weather forecast Day 2, 9 hours 10 AM 72° 72° Mostly Cloudy SW   10 64% 59°
CHICAGO, IL 60666 weather forecast Day 2, 12 hours 1 PM 79° 80° Mostly Cloudy 43%
RAIN
>2 in		 0% Thunder
( 18% severe)		 SW   12 54% 61°
CHICAGO, IL 60666 weather forecast Day 2, 15 hours 4 PM 81° 81° Partly Cloudy WSW   9 47% 59°
CHICAGO, IL 60666 weather forecast Day 2, 18 hours 7 PM 77° 79° Mostly Cloudy 58%
RAIN
***		 0% Thunder
( 17% severe)		 S   8 56% 60°
CHICAGO, IL 60666 weather forecast Day 2, 21 hours 10 PM 69° 69° Mostly Cloudy SSE   7 68% 58°

CHICAGO-OHARE, IL extended weather forecast
Sunday
17 MAY 2026		 Monday
18 MAY 2026		 Tuesday
19 MAY 2026		 Wednesday
20 MAY 2026		 Thursday
21 MAY 2026
Low 63° Low 65° Low 65° Low 51° Low 48°
High 84° High 85° High 75° High 66° High 64°
CHICAGO, IL 60666 weather forecast Day 3 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
Overcast
60% Rain		 Partly Cloudy
70% Rain		 Overcast
76% Rain		 Mostly Cloudy
37% Rain		 Partly Cloudy
22% Rain
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