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Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Marion, IL

88°F
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Marion

Illinois

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Marion, IL Weather
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Today

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1 PM

84°
RealFeel® 99°
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 66%
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Thunderstorms
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™91°

WindWNW 6 mph

Air QualityFair

Max UV Index6 (High)

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover77%

Rain0.40 in

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

88°
RealFeel® 103°
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.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™95°

WindWSW 7 mph

Air QualityFair

Max UV Index7 (High)

Wind Gusts10 mph

Humidity65%

Indoor Humidity65% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

86°
RealFeel® 98°
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 61%
Chevron down
Thunderstorms
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™94°

WindSW 7 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts10 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Rain0.25 in

Visibility4 mi

Cloud Ceiling2000 ft

4 PM

93°
RealFeel® 102°
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.
LEARN MORE
rain drop 49%
Chevron down
Cloudy
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™98°

WindSW 7 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts9 mph

Humidity55%

Indoor Humidity55% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°
RealFeel® 92°
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 65%
Chevron down
Thunderstorms
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™92°

WindSW 7 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts9 mph

Humidity80%

Indoor Humidity80% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover93%

Rain0.25 in

Visibility4 mi

Cloud Ceiling2000 ft

6 PM

86°
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 49%
Chevron down
Cloudy
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™93°

WindSW 6 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts7 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling22900 ft

7 PM

85°
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 49%
Chevron down
Cloudy
alerts

Flood Watch

7:00 PM Sunday - 7:00 PM Monday
alerts

Heat Advisory

12:00 PM Sunday - 8:00 PM Sunday

RealFeel Shade™95°

WindSW 5 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts6 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling19400 ft

8 PM

85°
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 49%
Chevron down
Mostly cloudy
alerts

Flood Watch

7:00 PM Sunday - 7:00 PM Monday

RealFeel Shade™95°

WindS 5 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts10 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover75%

Visibility10 mi

Cloud Ceiling19400 ft

9 PM

83°
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.
LEARN MORE
rain drop 66%
Chevron down
Mostly cloudy w/ t-storms
alerts

Flood Watch

7:00 PM Sunday - 7:00 PM Monday

WindS 5 mph

Air QualityFair

Wind Gusts9 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover62%

Rain0.25 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

81°
RealFeel® 90°
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
Partly cloudy
alerts

Flood Watch

7:00 PM Sunday - 7:00 PM Monday

WindESE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

79°
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 56%
Chevron down
Partly cloudy w/ t-storms
alerts

Flood Watch

7:00 PM Sunday - 7:00 PM Monday

WindESE 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover35%

Rain0.25 in

Visibility4 mi

Cloud Ceiling30000 ft

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World North America United States Illinois Marion

Weather Near Marion:

  • Evansville, IN
  • Henderson, KY
  • Owensboro, KY
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