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Mt Vernon, IL

89°F
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Mt Vernon

Illinois

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Mt Vernon, IL Weather
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7 PM

90°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
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rain drop 51%
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Thunderstorms
alerts

Extreme Heat Warning

12:00 PM Monday - 8:00 PM Wednesday

RealFeel Shade™101°

WindENE 2 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts2 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover88%

Rain0.04 in

Visibility10 mi

Cloud Ceiling9000 ft

8 PM

87°
RealFeel® 100°
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.
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rain drop 38%
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Cloudy

RealFeel Shade™100°

WindE 5 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts12 mph

Humidity76%

Indoor Humidity76% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

84°
RealFeel® 95°
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 32%
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Cloudy

WindENE 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

81°
RealFeel® 91°
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 36%
Chevron down
Cloudy

WindENE 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

78°
RealFeel® 88°
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.
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rain drop 43%
Chevron down
Cloudy

WindENE 4 mph

Air QualityFair

Wind Gusts9 mph

Humidity94%

Indoor Humidity94% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Illinois Mt Vernon

Weather Near Mt Vernon:

  • Cape Girardeau, MO
  • Carbondale, IL
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