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
8:53 AM CDT SEP 15, 2026
Overcast
70°F
Feels Like: 70°F
Dewpoint: 59°F
Rel. Hum.: 68%
Visibility: 10 miles
Wind: SSW at 8 mph
Pressure: 30.05 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
REST OF TODAY
Mostly cloudy. Scattered showers in the late morning and early afternoon. Isolated thunderstorms. Isolated showers late. Highs around 80. Southwest winds 5 to 10 mph. Chance of precipitation 50 percent.
TONIGHT
Mostly cloudy. A chance of thunderstorms early in the evening. A chance of showers. A slight chance of thunderstorms in the late evening and overnight. Lows in the mid 60s. North winds 5 to 10 mph. Chance of precipitation 50 percent.
WEDNESDAY
Mostly cloudy. A chance of showers until late afternoon, then a slight chance of showers late. Highs in the lower 70s. Northeast winds 5 to 10 mph. Chance of precipitation 40 percent.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Near steady temperature in the upper 60s. East winds around 5 mph, becoming south after midnight. Chance of precipitation 60 percent.
THURSDAY
Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms. A slight chance of showers in the afternoon. Humid with highs in the upper 70s. Northwest winds around 5 mph, becoming north in the afternoon. Chance of precipitation 50 percent.
THURSDAY NIGHT
Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 20 percent.
FRIDAY
Mostly cloudy. A chance of showers, mainly in the morning. Highs in the mid 70s. Chance of precipitation 30 percent.
FRIDAY NIGHT
Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 40 percent.
SATURDAY
Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 50 percent.
SATURDAY NIGHT
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 60s. Chance of precipitation 70 percent.
SUNDAY
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of precipitation 40 percent.
SUNDAY NIGHT
Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of precipitation 30 percent.
MONDAY
Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 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  9/14/2026
Tuesday
15 SEP 2026		 CHICAGO, IL 60621 weather forecast Day 1, 0 hours 1 AM 68° 68° Partly Cloudy 31%
RAIN
.1–.25 in		 0% Thunder
( 24% severe)		 S   16 57% 52°
Low 67° CHICAGO, IL 60621 weather forecast Day 1, 3 hours 4 AM 69° 69° Mostly Cloudy S   16 59% 54°
High 86° CHICAGO, IL 60621 weather forecast Day 1, 6 hours 7 AM 70° 70° Mostly Cloudy 55%
RAIN
***		 0% Thunder
( 25% severe)		 SSW   14 68% 59°

Mostly Cloudy

Rain Likely

 CHICAGO, IL 60621 weather forecast Day 1, 9 hours 10 AM 75° 75° Mostly Cloudy SSW   13 69% 64°
CHICAGO, IL 60621 weather forecast Day 1, 12 hours 1 PM 82° 85° Mostly Cloudy 45%
RAIN
.5–1 in		 0% Thunder
( 31% severe)		 SW   14 63% 68°
CHICAGO, IL 60621 weather forecast Day 1, 15 hours 4 PM 85° 90° Partly Cloudy W   12 61% 70°
CHICAGO, IL 60621 weather forecast Day 1, 18 hours 7 PM 78° 80° Mostly Cloudy 50%
RAIN
***		 0% Thunder
( 39% severe)		 NW   9 74% 69°
CHICAGO, IL 60621 weather forecast Day 1, 21 hours 10 PM 74° 74° Mostly Cloudy NNW   8 79% 67°
Wednesday
16 SEP 2026		 CHICAGO, IL 60621 weather forecast Day 2, 0 hours 1 AM 71° 71° Mostly Cloudy 39%
RAIN
***		 0% Thunder
( 26% severe)		 N   9 79% 64°
Low 67° CHICAGO, IL 60621 weather forecast Day 2, 3 hours 4 AM 69° 69° Mostly Cloudy NNE   9 81% 63°
High 75° CHICAGO, IL 60621 weather forecast Day 2, 6 hours 7 AM 69° 69° Mostly Cloudy 54%
RAIN
***		 0% Thunder
( 11% severe)		 NE   9 84% 64°

Mostly Cloudy

Rain Likely

 CHICAGO, IL 60621 weather forecast Day 2, 9 hours 10 AM 71° 71° Mostly Cloudy NE   10 79% 64°
CHICAGO, IL 60621 weather forecast Day 2, 12 hours 1 PM 73° 73° Mostly Cloudy 22%
RAIN
.01–.1 in		 0% Thunder
( 13% severe)		 NE   9 73% 64°
CHICAGO, IL 60621 weather forecast Day 2, 15 hours 4 PM 73° 73° Mostly Cloudy NE   9 73% 64°
CHICAGO, IL 60621 weather forecast Day 2, 18 hours 7 PM 70° 70° Mostly Cloudy 11%
RAIN
<.01 in		 0% Thunder
( 18% severe)		 NE   9 81% 64°
CHICAGO, IL 60621 weather forecast Day 2, 21 hours 10 PM 70° 70° Mostly Cloudy ENE   6 87% 66°

CHICAGO-MIDWAY, IL extended weather forecast
Thursday
17 SEP 2026		 Friday
18 SEP 2026		 Saturday
19 SEP 2026		 Sunday
20 SEP 2026		 Monday
21 SEP 2026
Low 66° Low 66° Low 68° Low 68° Low 66°
High 79° High 77° High 83° High 81° High 79°
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
Overcast
66% Rain		 Overcast
58% Rain		 Overcast
66% Rain		 Overcast
58% Rain		 Overcast
63% Rain
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