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Arctic air to set stage for snow before 2026. Click for the forecast. Chevron right

Mark, IL

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Today WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, December 31

Day

12/31
35°Hi
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.
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RealFeel Shade™ 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
Cloudy and breezy; a bit of snow in the afternoon with little or no accumulation; roads could be slippery

Max UV Index1.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindW 14 mph

Wind Gusts29 mph

Probability of Precipitation57%

Probability of Thunderstorms0%

Precipitation0.01 in

Snow0.1

Hours of Precipitation2

Cloud Cover99%

Morning

Afternoon

Night

12/31
9°Lo
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.
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A little evening snow with little or no accumulation; otherwise, mostly cloudy and very cold; bundle up for New Year's Eve festivities

WindN 9 mph

Wind Gusts22 mph

Probability of Precipitation55%

Probability of Thunderstorms0%

Precipitation0.01 in

Snow0.1

Hours of Precipitation1

Cloud Cover80%

Evening

Overnight

Sun & Moon

9 hrs 14 mins
Rise 7:23 AM
Set 4:37 PM
Waxing Gibbous
Rise 1:39 PM
Set 5:49 AM

Temperature History

12/31
High
Low
Forecast
35°
9°
Average
31°
16°
Last Year
41°
31°
Record
57°
2004
-18°
1976

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