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Tropical Storm Andrea forms in Atlantic, 1st storm of hurricane season. Get details Chevron right
Dangerous heat wave to expand east early this week, affecting 170 million people. Details here Chevron right

Harmon, IL

86°F
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3 PM

85°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

RealFeel Shade™92°

WindW 6 mph

Air QualityFair

Max UV Index4 (Moderate)

Wind Gusts12 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover83%

Visibility10 mi

Cloud Ceiling14700 ft

4 PM

85°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™92°

WindWNW 6 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts10 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

84°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 45%
Chevron down
Mostly cloudy

RealFeel Shade™90°

WindNW 6 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts8 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling12100 ft

6 PM

82°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

RealFeel Shade™89°

WindNW 6 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts8 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling9600 ft

7 PM

80°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 53%
Chevron down
Thunderstorms

RealFeel Shade™83°

WindNNW 6 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts8 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Rain0.32 in

Visibility2 mi

Cloud Ceiling2000 ft

8 PM

78°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™81°

WindW 6 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Rain0.11 in

Visibility4 mi

Cloud Ceiling2000 ft

9 PM

75°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity96%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling2000 ft

10 PM

75°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Mostly cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts12 mph

Humidity97%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

74°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts10 mph

Humidity99%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

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World North America United States Illinois Harmon

Weather Near Harmon:

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