Weather Report
Yellowstone National Park, Wyoming
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Current Conditions -  °F | °C
As of 11:55 PM on Monday 17 Jun 2013 (Local Time) from KWYS Reporting Station
Clear Clear   Feels Like: 50°
Wind Chill: 50°   Ceiling: Unl
Heat Index: 50°   Visibility: 10mi
Dew Point: 45°   Wind: 0mph
Humidity: 82%   Direction: NA NA
Pressure: 30.11"   Gusts: NA
Report Text: KWYS 180555Z AUTO 00000KT 10SM CLR 10/07 A3011 RMK AO2
1 AM
Clear
Clear 42°
2 AM
Clear
Clear 41°
3 AM
Clear
Clear 39°
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Interactive Weather Map
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10 Day Forecast -  °F | °C
mon tue wed thu fri sat sun mon tue wed
jun
17
Clear
Clear
71°
34°
jun
18
Iso T-Storms
Iso T-Storms
72°
36°
jun
19
Iso T-Storms
Iso T-Storms
67°
28°
jun
20
AM Rain/Snow
AM Rain/Snow
49°
28°
jun
21
P Cloudy
P Cloudy
61°
29°
jun
22
M Sunny
M Sunny
62°
29°
jun
23
Sunny
Sunny
65°
34°
jun
24
P Cloudy
P Cloudy
68°
36°
jun
25
Cloudy
Cloudy
66°
38°
jun
26
Sunny
Sunny
66°
37°
Details for Monday, June 17 (Evening)
Evening: Mainly clear skies. Low 34F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 78%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 5:36 AM
Sunset: 9:09 PM
 
Moonrise: 2:39 PM
Moonset: 1:27 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSE
Direction: SSE (158°)
Speed: 3Mph(4Km, 2Kts)
Details for Tuesday, June 18
Partly cloudy with a slight chance of thunderstorms. High 72F. Winds SSE at 10 to 15 mph. Chance of rain 30%.
Evening: Isolated thunderstorms in the evening. Clear skies overnight. Low 36F. Winds SE at 5 to 10 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 42%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 18%
Cloud Coverage
Sunrise: 5:36 AM
Sunset: 9:09 PM
 
Moonrise: 3:48 PM
Moonset: 1:57 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSE
Direction: SSE (148°)
Speed: 12Mph(20Km, 10Kts)
Details for Wednesday, June 19
Windy, slight chance of a thunderstorm. Highs in the upper 60s and lows in the upper 20s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 39%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 29%
Cloud Coverage
Sunrise: 5:36 AM
Sunset: 9:10 PM
 
Moonrise: 5:00 PM
Moonset: 2:31 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (189°)
Speed: 17Mph(28Km, 15Kts)
Details for Thursday, June 20
Mix of rain and snow early. Highs in the upper 40s and lows in the upper 20s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 15%
Snow
Cloud Coverage: 53%
Cloud Coverage
Sunrise: 5:37 AM
Sunset: 9:10 PM
 
Moonrise: 6:12 PM
Moonset: 3:11 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (218°)
Speed: 16Mph(26Km, 14Kts)
Details for Friday, June 21
Partly cloudy. Highs in the low 60s and lows in the upper 20s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 45%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 3%
Snow
Cloud Coverage: 16%
Cloud Coverage
Sunrise: 5:37 AM
Sunset: 9:10 PM
 
Moonrise: 7:22 PM
Moonset: 3:58 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (218°)
Speed: 8Mph(13Km, 7Kts)
Details for Saturday, June 22
More sun than clouds. Highs in the low 60s and lows in the upper 20s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 46%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 3%
Snow
Cloud Coverage: 8%
Cloud Coverage
Sunrise: 5:37 AM
Sunset: 9:10 PM
 
Moonrise: 8:26 PM
Moonset: 4:55 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (235°)
Speed: 8Mph(13Km, 7Kts)
Details for Sunday, June 23
Sunshine. Highs in the mid 60s and lows in the mid 30s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 12%
Cloud Coverage
Sunrise: 5:37 AM
Sunset: 9:10 PM
 
Moonrise: 9:22 PM
Moonset: 6:01 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  WSW
Direction: WSW (237°)
Speed: 5Mph(8Km, 4Kts)
Details for Monday, June 24
Partly cloudy. Highs in the upper 60s and lows in the mid 30s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 45%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 5:38 AM
Sunset: 9:10 PM
 
Moonrise: 10:09 PM
Moonset: 7:14 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SW
Direction: SW (223°)
Speed: 6Mph(10Km, 5Kts)
Details for Tuesday, June 25
Mostly Cloudy. Highs in the mid 60s and lows in the upper 30s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 45%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 68%
Cloud Coverage
Sunrise: 5:38 AM
Sunset: 9:11 PM
 
Moonrise: 10:50 PM
Moonset: 8:29 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SW
Direction: SW (225°)
Speed: 8Mph(13Km, 7Kts)
Details for Wednesday, June 26
Sunny. Highs in the mid 60s and lows in the upper 30s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 44%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 5:38 AM
Sunset: 9:11 PM
 
Moonrise: 11:24 PM
Moonset: 9:44 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SW
Direction: SW (227°)
Speed: 8Mph(13Km, 7Kts)
Chart.
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