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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details.

Where will there be storms into 4th of July weekend? Click for the forecast.

Madison, IL

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Madison, IL Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

91°

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.

0%

Sunny

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

RealFeel Shade™98°

Heat Index101°

WindS 8 mph

Air QualityUnhealthy

Max UV Index0.3 (Low)

Wind Gusts15 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

88°

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.

0%

Clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index98°

WindS 8 mph

Air QualityUnhealthy

Wind Gusts13 mph

Humidity63%

Indoor Humidity63% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

86°

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.

0%

Clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index94°

WindSSW 7 mph

Air QualityUnhealthy

Wind Gusts10 mph

Humidity69%

Indoor Humidity69% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

84°

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.

0%

Clear

Extreme Heat Warning

12:00 PM Sunday - 10:00 PM Friday

Heat Index91°

WindSSW 7 mph

Air QualityUnhealthy

Wind Gusts9 mph

Humidity74%

Indoor Humidity74% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Madison

AccuWeather's hourly forecast for Madison provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 91° with a RealFeel® of 98°, sunny with a 0% 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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