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 PM CDT AUG 30, 2026
Overcast 77°F
Feels Like:	78°F
Dewpoint:	72°F
Rel. Hum.:	85%
Visibility:	10 miles
Wind:	S at 9 mph
Pressure:	29.99 inches
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. Showers likely late in the evening. A slight chance of thunderstorms. A slight chance of showers after midnight. Near steady temperature in the mid 70s. South winds around 10 mph. Chance of precipitation 60 percent.

MONDAY
Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers and thunderstorms in the morning. A slight chance of showers and thunderstorms late. Highs in the upper 80s. Southwest winds 10 to 15 mph. Chance of precipitation 20 percent.

MONDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of precipitation 20 percent.

TUESDAY
Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers and thunderstorms in the morning. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of precipitation 20 percent. Heat index values up to 100.

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

WEDNESDAY
Partly cloudy. Highs in the lower 90s.

WEDNESDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of precipitation 40 percent.

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 40 percent.

THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Lows in the lower 70s. Chance of precipitation 50 percent.

FRIDAY
Partly cloudy. Highs in the mid 80s.

FRIDAY NIGHT
Partly cloudy. Lows in the lower 70s.

SATURDAY
Partly cloudy. Highs in the lower 80s.

SATURDAY 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 8/30/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Sunday
30 AUG 2026

1 PM

81°

84°

Mostly Cloudy

11%
RAIN
.01–.1 in

0% Thunder
( 10% severe)

SSW 15

63%

67°

High 84°

4 PM

83°

86°

Mostly Cloudy

SSW 14

61%

68°

Mostly Cloudy

7 PM

82°

85°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 18% severe)

S 12

63%

68°

10 PM

79°

81°

Mostly Cloudy

S 12

67%

67°

Monday
31 AUG 2026

1 AM

77°

79°

Mostly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 19% severe)

S 12

67%

65°

Low 74°

4 AM

75°

75°

Mostly Cloudy

SSW 12

66%

63°

High 88°

7 AM

75°

75°

Mostly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 13% severe)

SSW 12

66%

63°

Mostly Cloudy

10 AM

80°

82°

Mostly Cloudy

SW 13

58%

64°

1 PM

85°

88°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 15% severe)

SW 14

55%

67°

4 PM

88°

93°

Partly Cloudy

SW 15

54%

69°

7 PM

86°

91°

Mostly Cloudy

0%

0% Thunder
( 19% severe)

SSW 13

61%

71°

10 PM

82°

86°

Partly Cloudy

SSW 10

67%

70°

Tuesday
1 SEP 2026

1 AM

80°

83°

Partly Cloudy

5%

0% Thunder
( 19% severe)

SW 10

69%

69°

Low 76°

4 AM

77°

79°

Partly Cloudy

SW 9

74%

68°

High 90°

7 AM

76°

77°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 21% severe)

SW 8

76%

68°

Mostly Cloudy

10 AM

82°

85°

Mostly Cloudy

SW 9

65%

69°

1 PM

88°

94°

Partly Cloudy

1%

0% Thunder
( 13% severe)

SW 9

57%

71°

4 PM

90°

96°

Partly Cloudy

SW 12

54%

71°

7 PM

87°

93°

Partly Cloudy

SSW 10

61%

72°


CHICAGO-MIDWAY, IL extended weather forecast
Wednesday 2 SEP 2026	Thursday 3 SEP 2026	Friday 4 SEP 2026	Saturday 5 SEP 2026	Sunday 6 SEP 2026
Low 76°	Low 74°	Low 72°	Low 69°	Low 66°
High 97°	High 90°	High 83°	High 81°	High 80°

Partly Cloudy 13% Rain	Partly Cloudy 40% Rain	Mostly Cloudy 36% Rain	Partly Cloudy 25% Rain	Partly Cloudy 21% Rain

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