Yellowstone National Park, Wyoming
Current Conditions -  °F | °C
As of 10:30 PM on Wednesday 20 Aug 2014 (Local Time) from KWYS Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 46°   Ceiling: 7500
Heat Index: 48°   Visibility: 10mi
Dew Point: 48°   Wind: 5mph
Humidity: 100%   Direction: 150°SSE
Pressure: 30.12"   Gusts: NA
Location:  44.5747°N, 110.518°W
Report Text: KWYS 210430Z AUTO 15004KT 10SM FEW055 SCT065 BKN075 09/09 A3012 RMK AO2
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 60° - Lo 42°
11 PM
Sct T-Storms
Sct T-Storms
47°
12 AM
Sct T-Storms
Sct T-Storms
46°
1 AM
Sct T-Storms
Sct T-Storms
46°
2 AM
Sct T-Storms
Sct T-Storms
46°
3 AM
Sct T-Storms
Sct T-Storms
45°
4 AM
Showers
Showers
44°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
aug
20
Sct T-Storms
Sct T-Storms
60°
42°
aug
21
T-Storms
T-Storms
57°
41°
aug
22
T-Storms
T-Storms
54°
39°
aug
23
Sct T-Storms
Sct T-Storms
56°
36°
aug
24
AM Showers
AM Showers
55°
35°
aug
25
PM Showers
PM Showers
57°
37°
aug
26
PM Showers
PM Showers
60°
36°
aug
27
Sunny
Sunny
64°
37°
aug
28
Sunny
Sunny
69°
40°
aug
29
Showers
Showers
64°
39°
Details for Wednesday, August 20 (Evening)
Evening: Variably cloudy with scattered thunderstorms. Low 42F. Winds light and variable. Chance of rain 50%.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 97%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 91%
Cloud Coverage
Sunrise: 6:30 AM
Sunset: 8:18 PM
 
Moonrise: 2:08 AM
Moonset: 5:10 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSW
Direction: SSW (192°)
Speed: 5Mph(8Km, 6Kts)
Details for Thursday, August 21
Thunderstorms. High 57F. Winds SW at 5 to 10 mph. Chance of rain 80%.
Evening: Thunderstorms likely in the evening. Then the chance of scattered thunderstorms later on. Low 41F. Winds S at 5 to 10 mph. Chance of rain 80%.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 84%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 86%
Cloud Coverage
Sunrise: 6:31 AM
Sunset: 8:17 PM
 
Moonrise: 3:01 AM
Moonset: 5:51 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (222°)
Speed: 8Mph(14Km, 10Kts)
Details for Friday, August 22
Thunderstorms. Highs in the mid 50s and lows in the upper 30s.
UV Index: 3 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 86%
Relative Humidity
Precipitation: 90%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 90%
Cloud Coverage
Sunrise: 6:32 AM
Sunset: 8:15 PM
 
Moonrise: 3:55 AM
Moonset: 6:27 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (185°)
Speed: 7Mph(12Km, 8Kts)
Details for Saturday, August 23
A few thunderstorms possible. Highs in the mid 50s and lows in the mid 30s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 82%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 8:13 PM
 
Moonrise: 4:52 AM
Moonset: 7:01 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (231°)
Speed: 7Mph(11Km, 8Kts)
Details for Sunday, August 24
Showers ending by midday. Highs in the mid 50s and lows in the mid 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 8:11 PM
 
Moonrise: 5:49 AM
Moonset: 7:31 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WSW
Direction: WSW (251°)
Speed: 9Mph(15Km, 11Kts)
Details for Monday, August 25
Showers possible in the afternoon. Highs in the upper 50s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 75%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 8:10 PM
 
Moonrise: 6:47 AM
Moonset: 7:59 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SW
Direction: SW (219°)
Speed: 8Mph(12Km, 9Kts)
Details for Tuesday, August 26
Afternoon showers. Highs in the low 60s and lows in the mid 30s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 30%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 8:08 PM
 
Moonrise: 7:46 AM
Moonset: 8:25 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  N
Direction: N (349°)
Speed: 6Mph(9Km, 7Kts)
Details for Wednesday, August 27
Mainly sunny. Highs in the mid 60s and lows in the upper 30s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 3%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 8:06 PM
 
Moonrise: 8:44 AM
Moonset: 8:53 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (224°)
Speed: 7Mph(12Km, 9Kts)
Details for Thursday, August 28
Sunny. Highs in the upper 60s and lows in the low 40s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 10%
Cloud Coverage
Sunrise: 6:39 AM
Sunset: 8:05 PM
 
Moonrise: 9:44 AM
Moonset: 9:21 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (224°)
Speed: 10Mph(16Km, 11Kts)
Details for Friday, August 29
Chance of showers. Highs in the mid 60s and lows in the upper 30s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 42%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 8:03 PM
 
Moonrise: 10:44 AM
Moonset: 9:51 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (228°)
Speed: 13Mph(21Km, 15Kts)
Daily Forecast Chart
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