Potomac, IL

Mostly sunny, hot and humid; caution advised if doing strenuous activities outside

alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Thursday

RealFeel®102°

RealFeel Shade™96°

Max UV Index11 (Extreme)

WindSW 9 mph

Fri 6/27

88° /70°

40%

Variable cloudiness with a thunderstorm in parts of the area; humid

RealFeel®95°

RealFeel Shade™90°

Max UV Index6 (High)

WindSW 10 mph

Sat 6/28

87° /68°

40%

Clouds and breaks of sun; humid with a thunderstorm in parts of the area

RealFeel®97°

RealFeel Shade™91°

Max UV Index8 (Very High)

WindSW 7 mph

Sun 6/29

85° /69°

45%

Mostly cloudy and humid with a thunderstorm in parts of the area

RealFeel®94°

RealFeel Shade™88°

Max UV Index8 (Very High)

WindSW 8 mph

Mon 6/30

84° /65°

58%

Periods of clouds and sunshine with a couple of thunderstorms; humid

RealFeel®91°

RealFeel Shade™87°

Max UV Index6 (High)

WindW 10 mph

Tue 7/1

82° /64°

Mostly sunny and less humid

RealFeel®90°

RealFeel Shade™82°

Max UV Index11 (Extreme)

WindNNW 8 mph

Wed 7/2

83° /60°

Sunshine and some clouds

RealFeel®88°

RealFeel Shade™81°

Max UV Index7 (High)

WindNW 6 mph

Thu 7/3

83° /63°

61%

Partly sunny and humid; a couple of morning showers followed by a couple of thunderstorms in the afternoon

RealFeel®89°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindW 5 mph

Fri 7/4

86° /63°

30%

Times of clouds and sun with a thunderstorm possible

RealFeel®89°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindS 8 mph

Sat 7/5

84° /64°

61%

Periods of rain

RealFeel®85°

RealFeel Shade™82°

Max UV Index5 (Moderate)

WindS 8 mph

Sun 7/6

83° /67°

66%

Partly sunny and humid with a couple of thunderstorms, especially early in the day

RealFeel®93°

RealFeel Shade™87°

Max UV Index7 (High)

WindNW 4 mph

Mon 7/7

85° /64°

Sunny and humid

RealFeel®94°

RealFeel Shade™88°

Max UV Index11 (Extreme)

WindENE 5 mph

Tue 7/8

81° /63°

Mostly sunny

RealFeel®89°

RealFeel Shade™82°

Max UV Index11 (Extreme)

WindSE 4 mph

Wed 7/9

85° /68°

Humid with plenty of sunshine

RealFeel®93°

RealFeel Shade™89°

Max UV Index11 (Extreme)

WindS 7 mph

Thu 7/10

88° /69°

Clouds to start, then sunshine returns and humid

RealFeel®97°

RealFeel Shade™93°

Max UV Index11 (Extreme)

WindNNW 6 mph

Fri 7/11

88° /69°

Mainly cloudy and humid

RealFeel®96°

RealFeel Shade™94°

Max UV Index3 (Moderate)

WindSSW 7 mph

Sat 7/12

89° /68°

Humid with more clouds than sun; a couple of showers and a thunderstorm in the afternoon

RealFeel®93°

RealFeel Shade™93°

Max UV Index7 (High)

WindSSW 9 mph

Sun 7/13

87° /68°

56%

A thunderstorm in the morning; otherwise, partly sunny and humid

RealFeel®96°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindWNW 5 mph

Mon 7/14

84° /67°

Sunny to partly cloudy and humid

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindESE 6 mph

Tue 7/15

85° /68°

Cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®93°

RealFeel Shade™93°

Max UV Index3 (Moderate)

WindSSW 9 mph

Wed 7/16

83° /68°

55%

Cloudy and humid; a passing shower in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®93°

RealFeel Shade™93°

Max UV Index3 (Moderate)

WindESE 2 mph

Thu 7/17

83° /67°

64%

A couple of showers in the morning; otherwise, remaining cloudy and humid

RealFeel®89°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindE 6 mph

Fri 7/18

84° /68°

55%

Mostly cloudy and very humid with a thundershower

RealFeel®92°

RealFeel Shade™92°

Max UV Index3 (Moderate)

WindSSW 5 mph

Sat 7/19

85° /68°

58%

A couple of morning showers; otherwise, mostly cloudy and very humid

RealFeel®95°

RealFeel Shade™92°

Max UV Index4 (Moderate)

WindSSW 6 mph

Sun 7/20

86° /69°

Sunny and uncomfortably humid

RealFeel®96°

RealFeel Shade™93°

Max UV Index10 (Very High)

WindSSW 10 mph

Mon 7/21

87° /69°

Mostly sunny and uncomfortably humid

RealFeel®97°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindSSW 9 mph

Tue 7/22

88° /68°

Mostly sunny and humid

RealFeel®96°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindNW 6 mph

Wed 7/23

83° /67°

Increasing cloudiness and humid

RealFeel®86°

RealFeel Shade™85°

Max UV Index5 (Moderate)

WindSSE 5 mph

Thu 7/24

82° /67°

Times of clouds and sun with a couple of showers and a thunderstorm; humid

RealFeel®92°

RealFeel Shade™87°

Max UV Index6 (High)

WindNE 2 mph

Fri 7/25

81° /64°

Mostly sunny and less humid

RealFeel®86°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindNNE 9 mph

Sat 7/26

80° /61°

Mostly cloudy

RealFeel®81°

RealFeel Shade™79°

Max UV Index7 (High)

WindENE 7 mph

Sun 7/27

82° /63°

Sunshine

RealFeel®86°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindNE 7 mph

Mon 7/28

82° /65°

Plenty of sunshine

RealFeel®88°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindENE 5 mph

Tue 7/29

85° /66°

Plenty of sunshine

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindN 5 mph

Wed 7/30

86° /67°

Mostly sunny and humid

RealFeel®95°

RealFeel Shade™90°

Max UV Index10 (Very High)

WindNNE 4 mph

Thu 7/31

87° /68°

Humid with intervals of clouds and sunshine

RealFeel®90°

RealFeel Shade™90°

Max UV Index5 (Moderate)

WindSSW 8 mph

Fri 8/1

89° /67°

Mostly sunny, warm and humid

RealFeel®96°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindNW 8 mph

Sat 8/2

87° /63°

Rather cloudy and less humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index4 (Moderate)

WindNNE 8 mph

Sun 8/3

81° /60°

Sunny

RealFeel®85°

RealFeel Shade™79°

Max UV Index9 (Very High)

WindNE 7 mph

Mon 8/4

84° /62°

Humid with plenty of sunshine

RealFeel®94°

RealFeel Shade™90°

Max UV Index9 (Very High)

WindN 1 mph

Tue 8/5

84° /65°

Humid with plenty of sunshine

RealFeel®94°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindSW 2 mph

Wed 8/6

85° /62°

Mostly sunny and humid

RealFeel®91°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindSSW 8 mph

Thu 8/7

84° /60°