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Big Sky, MT

25°F
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Big Sky, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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2 AM

23°
RealFeel® 19°
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 clear

WindWNW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity70%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

3 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 0%
Chevron down
Mostly clear

WindW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity68%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

22°
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
Mostly clear

WindWSW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity66%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

23°
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
Mostly clear

WindWSW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity65%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

24°
RealFeel® 20°
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™20°

WindSW 6 mph

Air QualityExcellent

Max UV Index0.4 (Low)

Wind Gusts7 mph

Humidity64%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

25°
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
Mostly sunny

RealFeel Shade™21°

WindSW 6 mph

Air QualityExcellent

Max UV Index1.4 (Low)

Wind Gusts7 mph

Humidity62%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

28°
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
Mostly cloudy

RealFeel Shade™24°

WindWSW 6 mph

Air QualityExcellent

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity57%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

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
Mostly cloudy

RealFeel Shade™27°

WindWSW 6 mph

Air QualityExcellent

Max UV Index2.8 (Moderate)

Wind Gusts7 mph

Humidity52%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

33°
RealFeel® 39°
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™30°

WindW 6 mph

Air QualityFair

Max UV Index4.0 (Moderate)

Wind Gusts7 mph

Humidity50%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

36°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™33°

WindW 6 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts7 mph

Humidity47%

Indoor Humidity29% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling17700 ft

12 PM

37°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™34°

WindW 6 mph

Air QualityFair

Max UV Index5.3 (Moderate)

Wind Gusts7 mph

Humidity46%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling14700 ft

1 PM

39°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 2%
Chevron down
Mostly cloudy

RealFeel Shade™35°

WindWNW 7 mph

Air QualityFair

Max UV Index5.5 (Moderate)

Wind Gusts7 mph

Humidity44%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling14700 ft

2 PM

40°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

RealFeel Shade™35°

WindWNW 7 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts8 mph

Humidity44%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling14700 ft

3 PM

41°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™36°

WindWNW 7 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts9 mph

Humidity43%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

4 PM

41°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™37°

WindWNW 7 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts9 mph

Humidity43%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

42°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™38°

WindWNW 7 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts8 mph

Humidity41%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

6 PM

41°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™37°

WindNW 7 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts7 mph

Humidity44%

Indoor Humidity31% (Dry)

Dew Point20° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

7 PM

40°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 6%
Chevron down
Mostly cloudy

RealFeel Shade™38°

WindWNW 7 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts7 mph

Humidity46%

Indoor Humidity31% (Dry)

Dew Point21° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling14500 ft

8 PM

38°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™35°

WindWSW 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity53%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14300 ft

9 PM

37°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

WindSSW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity58%

Indoor Humidity33% (Dry)

Dew Point23° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14100 ft

10 PM

34°
RealFeel® 31°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

WindSSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity66%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling11700 ft

11 PM

32°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

WindSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity75%

Indoor Humidity34% (Dry)

Dew Point24° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling9400 ft

Hourly Weather Forecast for Big Sky

AccuWeather's hourly forecast for Big Sky provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 23° with a RealFeel® of 19°, mostly clear with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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