CHICAGO, IL 60621 Weather Forecast & Current Conditions
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  60621 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

CHICAGO-MIDWAY, IL
Current Weather
11:53 PM CDT AUG 7, 2026
Overcast
79°F
Feels Like: 82°F
Dewpoint: 72°F
Rel. Hum.: 79%
Visibility: 10 miles
Wind: SW at 8 mph
Pressure: 29.97 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  60621 WEATHER FORECAST
10-Day model forecast maps
2026 Hurricanes

CHICAGO, IL 60621
Weather Forecast

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

  60621 WEATHER SATELLITE LOOPS
Visible Weather Satellite
CHICAGO, IL 60621
Infrared Weather Satellite
CHICAGO, IL 60621
  60621 WEATHER RADAR LOOP
NEXRAD Weather Radar
CHICAGO, IL 60621
 MOS COMPUTER WEATHER FORECAST

CHICAGO-MIDWAY, IL 3 hourly weather forecast
weather forecast created  8:00 PM EDT  8/ 7/2026
Saturday
8 AUG 2026		 CHICAGO, IL 60621 weather forecast Day 1, 0 hours 1 AM 75° 75° Mostly Cloudy 4%

 0% Thunder
( 17% severe)		 WSW   9 87% 71°
Low 72° CHICAGO, IL 60621 weather forecast Day 1, 3 hours 4 AM 74° 74° Partly Cloudy WSW   9 87% 70°
High 83° CHICAGO, IL 60621 weather forecast Day 1, 6 hours 7 AM 73° 73° Partly Cloudy 1%

 0% Thunder
( 7% severe)		 W   8 87% 69°

Partly Cloudy



 CHICAGO, IL 60621 weather forecast Day 1, 9 hours 10 AM 77° 79° Partly Cloudy NW   8 69% 66°
CHICAGO, IL 60621 weather forecast Day 1, 12 hours 1 PM 81° 82° Partly Cloudy 0%

 0% Thunder
( 6% severe)		 NNW   7 54% 63°
CHICAGO, IL 60621 weather forecast Day 1, 15 hours 4 PM 82° 82° Partly Cloudy NE   8 47% 60°
CHICAGO, IL 60621 weather forecast Day 1, 18 hours 7 PM 79° 80° Clear 0%

 0% Thunder
( 6% severe)		 E   7 52% 60°
CHICAGO, IL 60621 weather forecast Day 1, 21 hours 10 PM 73° 73° Clear SSE   3 66% 61°
Sunday
9 AUG 2026		 CHICAGO, IL 60621 weather forecast Day 2, 0 hours 1 AM 70° 70° Partly Cloudy 4%

 0% Thunder
( 11% severe)		 S   3 76% 62°
Low 66° CHICAGO, IL 60621 weather forecast Day 2, 3 hours 4 AM 68° 68° Partly Cloudy S   5 81% 62°
High 85° CHICAGO, IL 60621 weather forecast Day 2, 6 hours 7 AM 68° 68° Partly Cloudy 31%
RAIN
>2 in		 0% Thunder
( 15% severe)		 S   7 84% 63°

Mostly Cloudy

Chance of Rain

 CHICAGO, IL 60621 weather forecast Day 2, 9 hours 10 AM 76° 77° Mostly Cloudy S   10 74% 67°
CHICAGO, IL 60621 weather forecast Day 2, 12 hours 1 PM 81° 84° Mostly Cloudy 34%
RAIN
.1–.25 in		 0% Thunder
( 30% severe)		 SSW   14 67% 69°
CHICAGO, IL 60621 weather forecast Day 2, 15 hours 4 PM 84° 88° Mostly Cloudy S   15 63% 70°
CHICAGO, IL 60621 weather forecast Day 2, 18 hours 7 PM 82° 86° Mostly Cloudy 58%
RAIN
>2 in		 0% Thunder
( 34% severe)		 SSW   14 69% 71°
CHICAGO, IL 60621 weather forecast Day 2, 21 hours 10 PM 77° 78° Mostly Cloudy SSW   13 85% 72°

CHICAGO-MIDWAY, IL extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 69° Low 71° Low 73° Low 69° Low 66°
High 87° High 87° High 83° High 83° High 78°
CHICAGO, IL 60621 weather forecast Day 3 CHICAGO, IL 60621 weather forecast Day 4 CHICAGO, IL 60621 weather forecast Day 5 CHICAGO, IL 60621 weather forecast Day 6 CHICAGO, IL 60621 weather forecast Day 7
Partly Cloudy
59% Rain		 Overcast
70% Rain		 Overcast
55% Rain		 Partly Cloudy
25% Rain		 Partly Cloudy
24% Rain
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