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Keystone, CO

53°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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7 AM

53°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™44°

WindWNW 16 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts20 mph

Humidity39%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

52°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™43°

WindWNW 18 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts22 mph

Humidity40%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

57°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™49°

WindWNW 20 mph

Air QualityFair

Max UV Index4.0 (Moderate)

Wind Gusts23 mph

Humidity36%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

62°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™56°

WindWNW 21 mph

Air QualityFair

Max UV Index5.7 (High)

Wind Gusts27 mph

Humidity30%

Indoor Humidity39% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

67°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny

RealFeel Shade™63°

WindWNW 21 mph

Air QualityFair

Max UV Index8.8 (Very High)

Wind Gusts32 mph

Humidity25%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

73°
RealFeel® 75°
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

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™68°

WindWNW 22 mph

Air QualityFair

Max UV Index11.6 (Extreme)

Wind Gusts33 mph

Humidity20%

Indoor Humidity20% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

78°
RealFeel® 80°
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

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™74°

WindWNW 22 mph

Air QualityFair

Max UV Index12.9 (Extreme)

Wind Gusts33 mph

Humidity17%

Indoor Humidity17% (Dry)

Dew Point29° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

80°
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

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™75°

WindW 22 mph

Air QualityFair

Max UV Index11.6 (Extreme)

Wind Gusts35 mph

Humidity16%

Indoor Humidity16% (Dry)

Dew Point29° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

81°
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

Red Flag Warning

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™76°

WindW 23 mph

Air QualityFair

Max UV Index8.8 (Very High)

Wind Gusts35 mph

Humidity15%

Indoor Humidity15% (Dry)

Dew Point29° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

82°
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

Red Flag Warning

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™78°

Heat Index80°

WindW 23 mph

Air QualityFair

Max UV Index5.7 (High)

Wind Gusts36 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point28° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover16%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

81°
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

Red Flag Warning

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™77°

WindWNW 22 mph

Air QualityFair

Max UV Index4.0 (Moderate)

Wind Gusts36 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point27° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

80°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™75°

WindWNW 21 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts36 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point27° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

78°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

12:00 PM Wednesday - 8:00 PM Wednesday

RealFeel Shade™74°

WindWNW 18 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts27 mph

Humidity15%

Indoor Humidity15% (Dry)

Dew Point27° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

75°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™71°

WindWNW 14 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts17 mph

Humidity18%

Indoor Humidity18% (Dry)

Dew Point29° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover16%

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
Mostly clear

WindNW 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

67°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindNW 9 mph

Air QualityFair

Wind Gusts12 mph

Humidity25%

Indoor Humidity38% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover4%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

64°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindNNW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity27%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover1%

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 53° with a RealFeel® of 46°, mostly 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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