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Alta, MT

64°F
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Alta

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Alta, MT Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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10 AM

64°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™63°

WindWSW 6 mph

Air QualityExcellent

Max UV Index5.1 (Moderate)

Wind Gusts10 mph

Humidity41%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling33000 ft

11 AM

70°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™68°

WindW 8 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts14 mph

Humidity32%

Indoor Humidity32% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

77°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™73°

WindW 10 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts18 mph

Humidity25%

Indoor Humidity25% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

83°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™79°

Heat Index80°

WindW 12 mph

Air QualityFair

Max UV Index10.2 (Very High)

Wind Gusts22 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

85°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™81°

Heat Index82°

WindW 13 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts27 mph

Humidity19%

Indoor Humidity19% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

86°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™82°

Heat Index83°

WindW 14 mph

Air QualityFair

Max UV Index7.3 (High)

Wind Gusts30 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

87°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™83°

Heat Index84°

WindWNW 15 mph

Air QualityFair

Max UV Index5.1 (Moderate)

Wind Gusts31 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

86°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™82°

Heat Index83°

WindWNW 16 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts31 mph

Humidity19%

Indoor Humidity19% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

84°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™80°

Heat Index81°

WindWNW 16 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts32 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™79°

Heat Index80°

WindWNW 15 mph

Air QualityExcellent

Max UV Index1.5 (Low)

Wind Gusts27 mph

Humidity21%

Indoor Humidity21% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

79°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™76°

WindWNW 13 mph

Air QualityExcellent

Max UV Index0.6 (Low)

Wind Gusts22 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

76°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

RealFeel Shade™72°

WindWNW 12 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts17 mph

Humidity27%

Indoor Humidity27% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

WindWNW 10 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity31%

Indoor Humidity31% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Wind Advisory

1:00 PM Tuesday - 12:00 AM Wednesday

WindWNW 9 mph

Air QualityExcellent

Wind Gusts13 mph

Humidity36%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Alta

AccuWeather's hourly forecast for Alta provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 64° with a RealFeel® of 71°, sunny 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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