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

Mt. Prospect, IL

13°F
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Today WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, December 31

Day

12/31
29°Hi
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
RealFeel Shade™ 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
Cloudy with intermittent snow and flurries in the afternoon with little or no accumulation; roads could be slippery

Max UV Index0.0 (Low)

AccuLumen Brightness Index™1 (Dark)

WindWNW 13 mph

Wind Gusts18 mph

Probability of Precipitation65%

Probability of Thunderstorms0%

Precipitation0.00 in

Snow0.1

Hours of Precipitation3

Cloud Cover99%

Morning

Afternoon

Night

12/31
6°Lo
RealFeel® -4°
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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Intermittent snow and flurries in the evening with little or no accumulation; otherwise, mostly cloudy and colder; bundle up for New Year's Eve festivities

WindNW 10 mph

Wind Gusts18 mph

Probability of Precipitation65%

Probability of Thunderstorms0%

Precipitation0.01 in

Snow0.2

Hours of Precipitation3

Cloud Cover77%

Evening

Overnight

Sun & Moon

9 hrs 10 mins
Rise 7:20 AM
Set 4:30 PM
Waxing Gibbous
Rise 1:31 PM
Set 5:47 AM

Temperature History

12/31
High
Low
Forecast
29°
6°
Average
33°
20°
Last Year
41°
34°
Record
N/A
-1°
2017

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World North America United States Illinois Mt. Prospect

Weather Near Mt. Prospect:

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