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Williamson, IL

24°F
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Williamson, IL Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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WinterCast

Little to no accumulation

Sun, 2/1, 1:00 PM - Mon, 2/2, 12:00 AM

Snow

12 AM

23°
RealFeel® 17°
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 49%
Chevron down
Cloudy

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity79%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3700 ft

1 AM

22°
RealFeel® 17°
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 20%
Chevron down
Mostly cloudy

WindSSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity85%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling5900 ft

2 AM

21°
RealFeel® 17°
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 20%
Chevron down
Intermittent clouds

WindSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling8100 ft

3 AM

19°
RealFeel® 17°
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 20%
Chevron down
Intermittent clouds

WindSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity83%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling10300 ft

4 AM

18°
RealFeel® 16°
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 20%
Chevron down
Intermittent clouds

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity86%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling11700 ft

5 AM

17°
RealFeel® 15°
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 20%
Chevron down
Mostly cloudy

WindWSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity88%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling13200 ft

6 AM

16°
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 13%
Chevron down
Mostly cloudy

WindWSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity92%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover75%

Visibility10 mi

Cloud Ceiling14700 ft

7 AM

18°
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 0%
Chevron down
Intermittent clouds

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity90%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling14700 ft

8 AM

21°
RealFeel® 18°
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 0%
Chevron down
Partly sunny

RealFeel Shade™18°

WindW 6 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts7 mph

Humidity88%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

23°
RealFeel® 23°
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 0%
Chevron down
Mostly sunny

RealFeel Shade™19°

WindW 6 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts8 mph

Humidity88%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

27°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™23°

WindW 6 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts8 mph

Humidity83%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover32%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

29°
RealFeel® 32°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™26°

WindW 6 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts8 mph

Humidity81%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

32°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™28°

WindW 6 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts8 mph

Humidity77%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling14700 ft

1 PM

35°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™31°

WindW 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity72%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling15900 ft

2 PM

37°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™33°

WindW 6 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts7 mph

Humidity69%

Indoor Humidity36% (Dry)

Dew Point28° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling17100 ft

3 PM

35°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™32°

WindW 6 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts7 mph

Humidity74%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover61%

Visibility10 mi

Cloud Ceiling18300 ft

4 PM

35°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

RealFeel Shade™35°

WindW 5 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts6 mph

Humidity76%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling18300 ft

5 PM

32°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™33°

WindW 4 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts4 mph

Humidity81%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling18400 ft

6 PM

31°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindWNW 2 mph

Air QualityFair

Wind Gusts4 mph

Humidity81%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling18400 ft

7 PM

30°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindESE 4 mph

Air QualityPoor

Wind Gusts4 mph

Humidity86%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling17100 ft

8 PM

29°
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindESE 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity86%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling15900 ft

9 PM

29°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindESE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity86%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling14700 ft

10 PM

28°
RealFeel® 24°
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 0%
Chevron down
Cloudy

WindESE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity88%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14400 ft

11 PM

28°
RealFeel® 24°
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 0%
Chevron down
Cloudy

WindESE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity89%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling14100 ft

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World North America United States Illinois Williamson

Weather Near Williamson:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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