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High risk for severe weather in the central, eastern US. Get the forecast details.

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Decatur, IL

40°F

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Decatur, IL Weather

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WinterCast

A coating to an inch

Mon, 3/16, 3:00 AM - Mon, 3/16, 5:00 PM

Snow

Trace - 0.05 in

Wed, 3/18, 4:00 AM - Wed, 3/18, 5:00 AM

Ice

8 PM

51°

RealFeel® 38°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

61%

Thunderstorms

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindWSW 22 mph

Air QualityFair

Wind Gusts44 mph

Humidity97%

Indoor Humidity53% (Ideal Humidity)

Dew Point50° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility4 mi

Cloud Ceiling1100 ft

9 PM

47°

RealFeel® 33°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

53%

Thunderstorms

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindWSW 22 mph

Air QualityFair

Wind Gusts30 mph

Humidity78%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1200 ft

10 PM

42°

RealFeel® 28°

Cold

RealFeel Guide

Cold

25° to 39°

Coats and hats are appropriate, consider gloves and a scarf.

49%

Cloudy

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindWSW 21 mph

Air QualityFair

Wind Gusts27 mph

Humidity73%

Indoor Humidity42% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1300 ft

11 PM

37°

RealFeel® 21°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

34%

Cloudy

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindWSW 21 mph

Air QualityFair

Wind Gusts25 mph

Humidity80%

Indoor Humidity40% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1500 ft

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World North America United States Illinois Decatur

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