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High risk for severe weather in the central, eastern US. Get the forecast details. Chevron right
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Decatur, IL

59°F
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Decatur

Illinois

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Decatur, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Today WinterCast

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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

7 PM

56°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
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rain drop 73%
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Thunderstorms
alerts

Tornado Watch

3:45 PM Sunday - 10:00 PM Sunday
alerts

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

RealFeel Shade™43°

WindSSW 25 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts36 mph

Humidity84%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility4 mi

Cloud Ceiling1100 ft

8 PM

51°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
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rain drop 56%
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Thunderstorms
alerts

Tornado Watch

3:45 PM Sunday - 10:00 PM Sunday
alerts

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindSW 23 mph

Air QualityFair

Wind Gusts33 mph

Humidity84%

Indoor Humidity46% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Rain0.15 in

Visibility4 mi

Cloud Ceiling1100 ft

9 PM

47°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy
alerts

Tornado Watch

3:45 PM Sunday - 10:00 PM Sunday
alerts

Wind Advisory

10:00 AM Sunday - 10:00 AM Monday

WindWSW 22 mph

Air QualityFair

Wind Gusts30 mph

Humidity75%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

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.
LEARN MORE
rain drop 44%
Chevron down
Cloudy
alerts

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.
LEARN MORE
rain drop 34%
Chevron down
Cloudy
alerts

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

Weather Near Decatur:

  • Champaign, IL
  • Peoria, IL
  • Springfield, IL
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