West Yellowstone, Montana
Current Conditions -  °F | °C
As of 7:10 PM on Wednesday 30 Jul 2014 (Local Time) from KWYS Reporting Station
Clear Clear  
Wind Chill: 73°   Ceiling: Unl
Heat Index: 73°   Visibility: 10mi
Dew Point: 28°   Wind: 9mph
Humidity: 19%   Direction: 220°SW
Pressure: 30.32"   Gusts: NA
Location:  44.66°N, 111.1°W
Report Text: KWYS 310110Z AUTO 22008KT 10SM CLR 23/M02 A3032 RMK AO2
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 75° - Lo 45°
8 PM
Iso T-Storms
Iso T-Storms
67°
9 PM
Iso T-Storms
Iso T-Storms
65°
10 PM
Iso T-Storms
Iso T-Storms
63°
11 PM
Iso T-Storms
Iso T-Storms
59°
12 AM
M Cloudy
M Cloudy
57°
1 AM
M Cloudy
M Cloudy
55°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
jul
30
Iso T-Storms
Iso T-Storms
75°
45°
jul
31
PM T-Storms
PM T-Storms
77°
45°
aug
01
Iso T-Storms
Iso T-Storms
79°
46°
aug
02
PM T-Storms
PM T-Storms
80°
45°
aug
03
M Sunny
M Sunny
81°
47°
aug
04
Iso T-Storms
Iso T-Storms
75°
47°
aug
05
PM T-Storms
PM T-Storms
73°
44°
aug
06
M Sunny
M Sunny
77°
43°
aug
07
M Sunny
M Sunny
80°
44°
aug
08
M Sunny
M Sunny
80°
45°
Details for Wednesday, July 30 (Evening)
Evening: Isolated thunderstorms this evening. Skies will become partly cloudy after midnight. Low near 45F. Winds light and variable. Chance of rain 30%.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 46%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:52 PM
 
Moonrise: 9:55 AM
Moonset: 10:23 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (183°)
Speed: 6Mph(9Km, 7Kts)
Details for Thursday, July 31
Sunny in the morning then increasing clouds with some scattered thunderstorms later in the day. High 77F. Winds NW at 5 to 10 mph. Chance of rain 40%.
Evening: Partly cloudy with an isolated thunderstorm possible after midnight. Low around 45F. Winds light and variable. Chance of rain 30%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 48%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:51 PM
 
Moonrise: 10:53 AM
Moonset: 10:50 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (325°)
Speed: 6Mph(10Km, 7Kts)
Details for Friday, August 01
Isolated thunderstorms. Highs in the upper 70s and lows in the mid 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 46%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:49 PM
 
Moonrise: 11:54 AM
Moonset: 11:19 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ENE
Direction: ENE (70°)
Speed: 6Mph(10Km, 7Kts)
Details for Saturday, August 02
Thunderstorms developing in the afternoon. Highs in the low 80s and lows in the mid 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 46%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 23%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:48 PM
 
Moonrise: 12:54 PM
Moonset: 11:50 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (222°)
Speed: 6Mph(10Km, 7Kts)
Details for Sunday, August 03
A few clouds. Highs in the low 80s and lows in the upper 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 19%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 8:47 PM
 
Moonrise: 1:57 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  WSW
Direction: WSW (256°)
Speed: 7Mph(12Km, 8Kts)
Details for Monday, August 04
Partly cloudy, chance of a thunderstorm. Highs in the mid 70s and lows in the upper 40s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 65%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:46 PM
 
Moonrise: 3:00 PM
Moonset: 12:24 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  ENE
Direction: ENE (63°)
Speed: 5Mph(8Km, 5Kts)
Details for Tuesday, August 05
Showers and thunderstorms late. Highs in the low 70s and lows in the mid 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 44%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 8:44 PM
 
Moonrise: 4:04 PM
Moonset: 1:05 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNE
Direction: NNE (24°)
Speed: 6Mph(9Km, 7Kts)
Details for Wednesday, August 06
Mostly sunny. Highs in the upper 70s and lows in the low 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 59%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 20%
Cloud Coverage
Sunrise: 6:16 AM
Sunset: 8:43 PM
 
Moonrise: 5:05 PM
Moonset: 1:53 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNW
Direction: NNW (334°)
Speed: 8Mph(12Km, 9Kts)
Details for Thursday, August 07
A few clouds. Highs in the low 80s and lows in the mid 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 49%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 15%
Cloud Coverage
Sunrise: 6:17 AM
Sunset: 8:41 PM
 
Moonrise: 6:03 PM
Moonset: 2:49 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (259°)
Speed: 6Mph(10Km, 7Kts)
Details for Friday, August 08
Mostly sunny. Highs in the low 80s and lows in the mid 40s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 43%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 25%
Cloud Coverage
Sunrise: 6:18 AM
Sunset: 8:40 PM
 
Moonrise: 6:55 PM
Moonset: 3:54 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (215°)
Speed: 7Mph(12Km, 8Kts)
Daily Forecast Chart
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