West Yellowstone, Montana
Current Conditions -  °F | °C
As of 1:50 AM on Sunday 21 Sep 2014 (Local Time) from KWYS Reporting Station
NA  
Wind Chill: 36°   Ceiling: NA
Heat Index: 36°   Visibility: 10mi
Dew Point: 34°   Wind: 0mph
Humidity: 93%   Direction: NA
Pressure: 30.36"   Gusts: NA
Location:  44.66°N, 111.1°W
Report Text: KWYS 210750Z AUTO 00000KT 10SM 02/01 A3036 RMK AO2
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 71° - Lo 36°
3 AM
Clear
Clear
40°
4 AM
Clear
Clear
38°
5 AM
Clear
Clear
37°
6 AM
Clear
Clear
37°
7 AM
Clear
Clear
36°
8 AM
Sunny
Sunny
36°
Weather Maps
Daily Forecast -  °F | °C
sat sun mon tue wed thu fri sat sun mon
sep
20
Clear
Clear
71°
36°
sep
21
M Sunny
M Sunny
76°
46°
sep
22
Sct T-Storms
Sct T-Storms
64°
42°
sep
23
P Cloudy
P Cloudy
69°
40°
sep
24
Sunny
Sunny
75°
39°
sep
25
Sunny
Sunny
76°
37°
sep
26
Sunny
Sunny
71°
37°
sep
27
Iso T-Storms
Iso T-Storms
67°
38°
sep
28
PM Showers
PM Showers
56°
37°
sep
29
Showers
Showers
53°
33°
Details for Saturday, September 20 (Evening)
Evening: A clear sky. Low 36F. Winds light and variable.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 92%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 7:09 AM
Sunset: 7:25 PM
 
Moonrise: 3:45 AM
Moonset: 5:36 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  N
Direction: N (360°)
Speed: 0Mph(0Km, 0Kts)
Details for Sunday, September 21
Generally sunny despite a few afternoon clouds. High 76F. Winds light and variable.
Evening: Partly cloudy skies early. Thunderstorms likely late. Low 46F. Winds light and variable. Chance of rain 80%.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 7:10 AM
Sunset: 7:23 PM
 
Moonrise: 4:43 AM
Moonset: 6:04 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ESE
Direction: ESE (103°)
Speed: 5Mph(8Km, 6Kts)
Details for Monday, September 22
Scattered thunderstorms possible. Highs in the mid 60s and lows in the low 40s.
UV Index: 3 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 84%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 92%
Cloud Coverage
Sunrise: 7:11 AM
Sunset: 7:22 PM
 
Moonrise: 5:41 AM
Moonset: 6:32 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (217°)
Speed: 11Mph(18Km, 13Kts)
Details for Tuesday, September 23
Mix of sun and clouds. Highs in the upper 60s and lows in the low 40s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 7:13 AM
Sunset: 7:20 PM
 
Moonrise: 6:40 AM
Moonset: 6:59 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSW
Direction: SSW (210°)
Speed: 12Mph(19Km, 13Kts)
Details for Wednesday, September 24
Mainly sunny. Highs in the mid 70s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 12%
Cloud Coverage
Sunrise: 7:14 AM
Sunset: 7:18 PM
 
Moonrise: 7:40 AM
Moonset: 7:27 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  S
Direction: S (182°)
Speed: 9Mph(15Km, 11Kts)
Details for Thursday, September 25
Sunshine. Highs in the mid 70s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 7:15 AM
Sunset: 7:16 PM
 
Moonrise: 8:40 AM
Moonset: 7:57 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (172°)
Speed: 12Mph(20Km, 14Kts)
Details for Friday, September 26
Sunshine. Highs in the low 70s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 8%
Cloud Coverage
Sunrise: 7:16 AM
Sunset: 7:14 PM
 
Moonrise: 9:42 AM
Moonset: 8:28 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (179°)
Speed: 10Mph(16Km, 12Kts)
Details for Saturday, September 27
Partly cloudy, chance of a thunderstorm. Highs in the upper 60s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 7:17 AM
Sunset: 7:12 PM
 
Moonrise: 10:44 AM
Moonset: 9:05 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (219°)
Speed: 6Mph(10Km, 7Kts)
Details for Sunday, September 28
Chance of afternoon showers. Highs in the mid 50s and lows in the upper 30s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 7:19 AM
Sunset: 7:10 PM
 
Moonrise: 11:46 AM
Moonset: 9:47 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  N
Direction: N (354°)
Speed: 7Mph(12Km, 9Kts)
Details for Monday, September 29
Showers. Highs in the low 50s and lows in the low 30s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 69%
Cloud Coverage
Sunrise: 7:20 AM
Sunset: 7:08 PM
 
Moonrise: 12:46 PM
Moonset: 10:34 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (211°)
Speed: 6Mph(10Km, 7Kts)
Daily Forecast Chart
Chart.
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