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Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

Grant Park, IL

81°F
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities
Heat Advisory

June 23 - August 6

Mon 6/23

96° /72°
8%
Breezy and very hot with the temperature approaching the record of 99 set in 1923 with sizzling sunshine; stay hydrated when outside in the heat
alerts

Heat Advisory

10:00 AM Saturday - 12:00 AM Tuesday

RealFeel®100°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindSW 15 mph

Tue 6/24

89° /71°
55%
Increasing clouds, warm and humid; a heavy thunderstorm in the afternoon; thunderstorms can bring localized damaging wind gusts

RealFeel®96°

RealFeel Shade™92°

Max UV Index9 (Very High)

WindWSW 8 mph

Wed 6/25

85° /72°
80%
Times of clouds and sun with a thunderstorm; humid; thunderstorms can bring localized damaging wind gusts

RealFeel®93°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindS 7 mph

Thu 6/26

90° /70°
41%
Partly sunny, hot and humid with a thunderstorm in parts of the area

RealFeel®98°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindSW 9 mph

Fri 6/27

86° /67°
40%
Mostly cloudy and humid; a thunderstorm in spots in the afternoon

RealFeel®91°

RealFeel Shade™88°

Max UV Index5 (Moderate)

WindW 9 mph

Sat 6/28

88° /69°
42%
Cloudy, warm and humid with widely separated thunderstorms

RealFeel®91°

RealFeel Shade™88°

Max UV Index3 (Moderate)

WindSW 9 mph

Sun 6/29

87° /69°
40%
Mostly cloudy and humid with widely separated thunderstorms

RealFeel®95°

RealFeel Shade™90°

Max UV Index5 (Moderate)

WindSE 7 mph

Mon 6/30

84° /64°
40%
Cloudy and humid with widely separated thunderstorms

RealFeel®87°

RealFeel Shade™82°

Max UV Index6 (High)

WindWNW 8 mph

Tue 7/1

85° /63°
2%
Mostly sunny

RealFeel®88°

RealFeel Shade™82°

Max UV Index10 (Very High)

WindNW 8 mph

Wed 7/2

84° /62°
57%
Partial sunshine with a couple of showers, mainly later

RealFeel®92°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindNNE 4 mph

Thu 7/3

82° /64°
2%
Plenty of sun

RealFeel®89°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindS 6 mph

Fri 7/4

81° /64°
2%
Mostly sunny

RealFeel®88°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindSW 7 mph

Sat 7/5

83° /63°
3%
Clouds followed by a brightening sky

RealFeel®84°

RealFeel Shade™80°

Max UV Index5 (Moderate)

WindSW 6 mph

Sun 7/6

87° /66°
10%
Mostly sunny

RealFeel®91°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindENE 7 mph

Mon 7/7

79° /60°
5%
Plenty of sunshine

RealFeel®86°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindESE 4 mph

Tue 7/8

80° /63°
25%
Increasing cloudiness

RealFeel®85°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindSSE 5 mph

Wed 7/9

84° /68°
10%
Abundant sunshine and humid

RealFeel®90°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindS 8 mph

Thu 7/10

88° /68°
5%
Warm and humid with plenty of sunshine

RealFeel®95°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindNNE 6 mph

Fri 7/11

87° /69°
25%
Humid with some sun

RealFeel®92°

RealFeel Shade™88°

Max UV Index10 (Very High)

WindSW 10 mph

Sat 7/12

85° /68°
70%
Cloudy and humid; showers and thunderstorms in the afternoon

RealFeel®90°

RealFeel Shade™88°

Max UV Index2 (Low)

WindSSW 9 mph

Sun 7/13

83° /67°
10%
Sunshine and humid

RealFeel®90°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindNNW 6 mph

Mon 7/14

81° /66°
25%
Sun giving way to increasing clouds

RealFeel®81°

RealFeel Shade™81°

Max UV Index5 (Moderate)

WindSE 7 mph

Tue 7/15

80° /67°
65%
Mostly cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®86°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindW 4 mph

Wed 7/16

80° /67°
25%
Cloudy

RealFeel®81°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindENE 8 mph

Thu 7/17

81° /66°
58%
Cloudy and humid; a morning shower in spots followed by a little rain in the afternoon

RealFeel®82°

RealFeel Shade™81°

Max UV Index3 (Moderate)

WindE 8 mph

Fri 7/18

80° /68°
63%
Remaining cloudy and humid with a couple of showers and a thunderstorm

RealFeel®88°

RealFeel Shade™88°

Max UV Index2 (Low)

WindSSE 5 mph

Sat 7/19

80° /68°
25%
Mostly cloudy and humid

RealFeel®87°

RealFeel Shade™86°

Max UV Index4 (Moderate)

WindSW 4 mph

Sun 7/20

86° /69°
25%
Partly sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™94°

Max UV Index10 (Very High)

WindSSW 7 mph

Mon 7/21

86° /68°
40%
Mostly cloudy and very humid with a thundershower in spots

RealFeel®94°

RealFeel Shade™94°

Max UV Index5 (Moderate)

WindWNW 4 mph

Tue 7/22

85° /67°
20%
Mostly sunny and less humid

RealFeel®91°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindNW 7 mph

Wed 7/23

81° /67°
20%
Sun and some clouds

RealFeel®89°

RealFeel Shade™82°

Max UV Index10 (Very High)

WindSSW 4 mph

Thu 7/24

84° /65°
56%
A couple of morning showers; otherwise, humid with intervals of clouds and sunshine

RealFeel®87°

RealFeel Shade™85°

Max UV Index4 (Moderate)

WindNE 6 mph

Fri 7/25

80° /62°
20%
Less humid with sunshine

RealFeel®83°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindNE 8 mph

Sat 7/26

79° /61°
25%
Mostly cloudy

RealFeel®78°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindE 5 mph

Sun 7/27

79° /63°
5%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™77°

Max UV Index9 (Very High)

WindENE 5 mph

Mon 7/28

82° /64°
5%
Plenty of sunshine

RealFeel®89°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindENE 4 mph

Tue 7/29

85° /67°
20%
Mostly sunny and humid

RealFeel®91°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindWNW 5 mph

Wed 7/30

86° /67°
55%
Overcast with a little rain in the afternoon

RealFeel®88°

RealFeel Shade™88°

Max UV Index4 (Moderate)

WindSE 5 mph

Thu 7/31

85° /68°
25%
Humid with a blend of sun and clouds

RealFeel®86°

RealFeel Shade™84°

Max UV Index4 (Moderate)

WindSSW 10 mph

Fri 8/1

88° /65°
20%
Warm with partial sunshine

RealFeel®90°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindNNW 9 mph

Sat 8/2

82° /61°
25%
Less humid with thickening clouds

RealFeel®86°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindNE 6 mph

Sun 8/3

79° /60°
25%
Some sun, then increasing clouds

RealFeel®78°

RealFeel Shade™78°

Max UV Index5 (Moderate)

WindE 6 mph

Mon 8/4

83° /67°
39%
Partly sunny and humid; a thundershower in a couple of spots in the afternoon

RealFeel®91°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindNW 2 mph

Tue 8/5

83° /63°
65%
Partly sunny with a couple of showers and a thunderstorm, mainly later; humid

RealFeel®89°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSW 6 mph

Wed 8/6

81° /61°
58%
Humid with times of clouds and sun; a morning thunderstorm followed by a thundershower in the afternoon

RealFeel®88°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindSW 12 mph

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World North America United States Illinois Grant Park

Weather Near Grant Park:

  • Belvidere, IL
  • Freeport, IL
  • Rockford, IL
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