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Marion, IL

86°F
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Marion

Illinois

86°
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Marion, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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6 PM

85°
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.
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rain drop 75%
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Thunderstorms
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

RealFeel Shade™90°

Heat Index93°

WindSW 9 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts12 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover93%

Rain0.02 in

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

84°
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 85%
Chevron down
Thunderstorms
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

RealFeel Shade™90°

Heat Index95°

WindSSW 9 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts10 mph

Humidity85%

Indoor Humidity85% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover84%

Rain0.79 in

Visibility1.00 mi

Cloud Ceiling2000 ft

8 PM

80°
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 40%
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Intermittent clouds
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

RealFeel Shade™88°

Heat Index85°

WindSSW 8 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts9 mph

Humidity84%

Indoor Humidity84% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling24900 ft

9 PM

78°
RealFeel® 84°
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 34%
Chevron down
Intermittent clouds
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

Heat Index80°

WindSSW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19800 ft

10 PM

75°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 37%
Chevron down
Intermittent clouds
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

WindSSW 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity96%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

76°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds
alerts

Flood Watch

1:00 PM Thursday - 1:00 AM Sunday

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity93%

Indoor Humidity93% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14600 ft

Hourly Weather Forecast for Marion

AccuWeather's hourly forecast for Marion provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 85° with a RealFeel® of 90°, thunderstorms with a 75% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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