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

Mt. Prospect, IL

23°F
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Mt. Prospect

Illinois

23°
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Mt. Prospect, IL Weather
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Winter Center
Today WinterCast

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

WinterCast

A coating to an inch

Tue, 12/30, 4:00 PM - Wed, 12/31, 1:00 AM

Snow

3 PM

22°
RealFeel® 1°
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 51%
Chevron down
Flurries

RealFeel Shade™1°

WindWNW 21 mph

Air QualityExcellent

Max UV Index0.2 (Low)

Wind Gusts38 mph

Humidity57%

Indoor Humidity24% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Snowtrace

Visibility10 mi

Cloud Ceiling2400 ft

4 PM

21°
RealFeel® 1°
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 42%
Chevron down
Cloudy

RealFeel Shade™1°

WindWNW 20 mph

Air QualityExcellent

Max UV Index0.1 (Low)

Wind Gusts37 mph

Humidity61%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling2800 ft

5 PM

20°
RealFeel® -1°
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 59%
Chevron down
Flurries

WindWNW 18 mph

Air QualityExcellent

Wind Gusts35 mph

Humidity65%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Snowtrace

Visibility10 mi

Cloud Ceiling3200 ft

6 PM

19°
RealFeel® -1°
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 49%
Chevron down
Cloudy

WindNW 18 mph

Air QualityExcellent

Wind Gusts33 mph

Humidity65%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3600 ft

7 PM

19°
RealFeel® 0°
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

WindWNW 18 mph

Air QualityExcellent

Wind Gusts32 mph

Humidity66%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling4800 ft

8 PM

18°
RealFeel® -1°
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

WindNW 16 mph

Air QualityFair

Wind Gusts27 mph

Humidity70%

Indoor Humidity24% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling5900 ft

9 PM

17°
RealFeel® -1°
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

WindNW 15 mph

Air QualityFair

Wind Gusts23 mph

Humidity70%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling7100 ft

10 PM

16°
RealFeel® -1°
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

WindWNW 15 mph

Air QualityFair

Wind Gusts22 mph

Humidity70%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling7100 ft

11 PM

16°
RealFeel® -2°
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

WindWNW 14 mph

Air QualityFair

Wind Gusts22 mph

Humidity70%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

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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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