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Keystone, CO

73°F
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Keystone, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 PM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
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Partly sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™72°

WindWSW 17 mph

Air QualityPoor

Max UV Index12.9 (Extreme)

Wind Gusts31 mph

Humidity17%

Indoor Humidity17% (Dry)

Dew Point29° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling34000 ft

2 PM

79°
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.
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rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™75°

WindWSW 18 mph

Air QualityPoor

Max UV Index11.6 (Extreme)

Wind Gusts33 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point27° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

82°
RealFeel® 83°
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
Sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™77°

WindWSW 20 mph

Air QualityPoor

Max UV Index8.8 (Very High)

Wind Gusts36 mph

Humidity12%

Indoor Humidity12% (Dry)

Dew Point24° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

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

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™76°

WindW 20 mph

Air QualityPoor

Max UV Index5.7 (High)

Wind Gusts35 mph

Humidity11%

Indoor Humidity11% (Dry)

Dew Point21° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™75°

WindW 20 mph

Air QualityPoor

Max UV Index4.0 (Moderate)

Wind Gusts32 mph

Humidity10%

Indoor Humidity10% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

78°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™74°

WindW 18 mph

Air QualityPoor

Max UV Index2.5 (Moderate)

Wind Gusts30 mph

Humidity9%

Indoor Humidity9% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

76°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™72°

WindW 16 mph

Air QualityPoor

Max UV Index1.4 (Low)

Wind Gusts24 mph

Humidity10%

Indoor Humidity10% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Red Flag Warning

11:00 AM Saturday - 9:00 PM Saturday

RealFeel Shade™70°

WindW 15 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts17 mph

Humidity12%

Indoor Humidity12% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

70°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 13 mph

Air QualityFair

Wind Gusts14 mph

Humidity15%

Indoor Humidity15% (Dry)

Dew Point20° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

68°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 12 mph

Air QualityFair

Wind Gusts13 mph

Humidity16%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

65°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 9 mph

Air QualityFair

Wind Gusts10 mph

Humidity17%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Keystone

AccuWeather's hourly forecast for Keystone provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 76° with a RealFeel® of 80°, partly sunny with a 5% 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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