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
9:53 PM CDT AUG 31, 2026
Broken Clouds 81°F
Feels Like:	86°F
Dewpoint:	73°F
Rel. Hum.:	77%
Visibility:	10 miles
Wind:	SW at 6 mph
Pressure:
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Regional Weather Maps

(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 TONIGHT
Mostly cloudy late in the evening, then becoming partly cloudy. Isolated showers late in the evening. Lows in the mid 70s. Southwest winds around 5 mph. Chance of precipitation 20 percent.

TUESDAY
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of precipitation 20 percent. Heat index values up to 101.

TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph.

WEDNESDAY
Mostly sunny. Hot, humid with highs in the lower 90s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Heat index values up to 101.

WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph.

THURSDAY
Partly cloudy with a chance of showers and thunderstorms in the morning, then mostly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 30 percent.

THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of precipitation 50 percent.

FRIDAY
Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the mid 80s. Chance of precipitation 30 percent.

FRIDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of precipitation 40 percent.

SATURDAY
Partly cloudy. A chance of showers in the morning. Highs in the mid 80s. Chance of precipitation 30 percent.

SATURDAY NIGHT
Partly cloudy. Lows in the upper 60s.

SUNDAY
Partly cloudy. Highs in the lower 80s.

SUNDAY NIGHT
Partly cloudy. Lows 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 AM EDT 8/31/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
31 AUG 2026

1 PM

86°

90°

Partly Cloudy

7%

0% Thunder
( 15% severe)

SSW 15

57%

69°

High 89°

4 PM

88°

93°

Partly Cloudy

SW 15

55%

70°

Mostly Cloudy

7 PM

86°

92°

Mostly Cloudy

3%

0% Thunder
( 14% severe)

SW 12

63%

72°

10 PM

82°

87°

Mostly Cloudy

SSW 9

72%

72°

Tuesday
1 SEP 2026

1 AM

79°

82°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 24% severe)

SW 8

79%

72°

Low 75°

4 AM

77°

79°

Partly Cloudy

SW 7

79%

70°

High 90°

7 AM

76°

77°

Partly Cloudy

9%

0% Thunder
( 20% severe)

WSW 8

79%

69°

Mostly Cloudy

10 AM

82°

86°

Partly Cloudy

WSW 9

69%

71°

1 PM

87°

93°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 19% severe)

WSW 9

61%

72°

4 PM

89°

96°

Mostly Cloudy

WSW 12

57%

72°

7 PM

87°

94°

Mostly Cloudy

2%

0% Thunder
( 10% severe)

SW 9

63%

73°

10 PM

82°

87°

Partly Cloudy

SSW 9

74%

73°

Wednesday
2 SEP 2026

1 AM

80°

84°

Partly Cloudy

0%

0% Thunder
( 6% severe)

SW 9

77%

72°

Low 76°

4 AM

78°

80°

Partly Cloudy

SW 9

76%

70°

High 91°

7 AM

77°

79°

Partly Cloudy

0%

0% Thunder
( 8% severe)

SW 9

76%

69°

Partly Cloudy

10 AM

85°

90°

Partly Cloudy

SW 10

63%

71°

1 PM

90°

98°

Partly Cloudy

1%

0% Thunder
( 12% severe)

SW 13

56%

72°

4 PM

91°

98°

Partly Cloudy

SW 15

52%

71°

7 PM

88°

95°

Partly Cloudy

SW 13

59%

72°


CHICAGO-MIDWAY, IL extended weather forecast
Thursday 3 SEP 2026	Friday 4 SEP 2026	Saturday 5 SEP 2026	Sunday 6 SEP 2026	Monday 7 SEP 2026
Low 73°	Low 73°	Low 70°	Low 67°	Low 66°
High 93°	High 87°	High 79°	High 79°	High 84°

Partly Cloudy 34% Rain	Overcast 42% Rain	Overcast 59% Rain	Partly Cloudy 24% Rain	Partly Cloudy 21% Rain

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