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150 million in South, East face major snow and ice storm. Get the forecast. Chevron right

St. Charles, IL

20°F
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St. Charles

Illinois

20°
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St. Charles, IL Weather
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Today WinterCast

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WinterCast

1 - 3 in

Wed, 1/21, 1:00 AM - Wed, 1/21, 6:00 AM

Snow

4 PM

21°
RealFeel® 6°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™6°

WindSW 14 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts20 mph

Humidity54%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling16600 ft

5 PM

19°
RealFeel® 5°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

WindSSW 12 mph

Air QualityFair

Wind Gusts18 mph

Humidity60%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling15600 ft

6 PM

19°
RealFeel® 7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindS 10 mph

Air QualityFair

Wind Gusts17 mph

Humidity63%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

7 PM

19°
RealFeel® 14°
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 1%
Chevron down
Cloudy

WindS 7 mph

Air QualityPoor

Wind Gusts10 mph

Humidity60%

Indoor Humidity22% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling12000 ft

8 PM

20°
RealFeel® 13°
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 1%
Chevron down
Cloudy

WindS 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity61%

Indoor Humidity23% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling9400 ft

9 PM

20°
RealFeel® 12°
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 1%
Chevron down
Cloudy

WindS 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity62%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6800 ft

10 PM

21°
RealFeel® 13°
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 1%
Chevron down
Cloudy
alerts

Winter Weather Advisory

10:00 PM Tuesday - 8:00 AM Wednesday

WindS 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity65%

Indoor Humidity24% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling6600 ft

11 PM

21°
RealFeel® 13°
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 1%
Chevron down
Cloudy
alerts

Winter Weather Advisory

10:00 PM Tuesday - 8:00 AM Wednesday

WindSSE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity69%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling6400 ft

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World North America United States Illinois St. Charles

Weather Near St. Charles:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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