Weather Report
Westby, Montana
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Current Conditions -  °F | °C
As of 9:52 PM on Thursday 23 May 2013 (Local Time) from KISN Reporting Station
Few Clouds Few Clouds   Feels Like: 58°
Wind Chill: 58°   Ceiling: Unl
Heat Index: 58°   Visibility: 10mi
Dew Point: 42°   Wind: 16mph
Humidity: 56%   Direction: 110° (ESE)
Pressure: 30.04"   Gusts: 25mph
Report Text: KISN 240352Z AUTO 11014G22KT 10SM FEW110 14/06 A3004 RMK AO2 SLP174 T01440056
11 PM
Cloudy/Wind
Cloudy/Wind 56°
12 AM
M Cldy/Wind
M Cldy/Wind 54°
1 AM
M Cldy/Wind
M Cldy/Wind 53°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
may
23
Clear Late
Clear Late
70°
47°
may
24
Sct T-Storms
Sct T-Storms
73°
46°
may
25
Iso T-Storms
Iso T-Storms
76°
53°
may
26
Sct T-Storms
Sct T-Storms
71°
51°
may
27
Sct T-Storms
Sct T-Storms
70°
50°
may
28
P Cloudy
P Cloudy
80°
51°
may
29
Sct T-Storms
Sct T-Storms
77°
52°
may
30
Showers
Showers
69°
48°
may
31
Sunny
Sunny
70°
45°
jun
01
P Cloudy
P Cloudy
66°
46°
Details for Thursday, May 23 (Evening)
Evening: Cloudy skies this evening will become partly cloudy after midnight. Low 47F. Winds ESE at 20 to 30 mph.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 65%
Cloud Coverage
Sunrise: 5:05 AM
Sunset: 8:42 PM
 
Moonrise: 7:11 PM
Moonset: 4:00 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  ESE
Direction: ESE (117°)
Speed: 21Mph(33Km, 18Kts)
Details for Friday, May 24
Rain showers early with isolated thunderstorms developing later in the day. High 73F. Winds SSE at 20 to 30 mph. Chance of rain 40%.
Evening: Partly cloudy. Low 46F. Winds ESE at 5 to 10 mph.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 49%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 43%
Cloud Coverage
Sunrise: 5:04 AM
Sunset: 8:43 PM
 
Moonrise: 8:25 PM
Moonset: 4:42 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  SSE
Direction: SSE (162°)
Speed: 22Mph(36Km, 19Kts)
Details for Saturday, May 25
Slight chance of a thunderstorm. Highs in the mid 70s and lows in the low 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 49%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 56%
Cloud Coverage
Sunrise: 5:03 AM
Sunset: 8:44 PM
 
Moonrise: 9:33 PM
Moonset: 5:33 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  ESE
Direction: ESE (117°)
Speed: 16Mph(26Km, 14Kts)
Details for Sunday, May 26
Scattered thunderstorms. Highs in the low 70s and lows in the low 50s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 5:02 AM
Sunset: 8:45 PM
 
Moonrise: 10:32 PM
Moonset: 6:35 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  ESE
Direction: ESE (118°)
Speed: 16Mph(26Km, 14Kts)
Details for Monday, May 27
Scattered thunderstorms. Highs in the low 70s and lows in the low 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 5:01 AM
Sunset: 8:47 PM
 
Moonrise: 11:21 PM
Moonset: 7:45 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  ESE
Direction: ESE (116°)
Speed: 18Mph(29Km, 16Kts)
Details for Tuesday, May 28
Mix of sun and clouds. Highs in the low 80s and lows in the low 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 5:00 AM
Sunset: 8:48 PM
 
Moonrise: 11:59 PM
Moonset: 9:00 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SW
Direction: SW (226°)
Speed: 12Mph(20Km, 10Kts)
Details for Wednesday, May 29
Scattered thunderstorms possible. Highs in the upper 70s and lows in the low 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 59%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 66%
Cloud Coverage
Sunrise: 4:59 AM
Sunset: 8:49 PM
 
Moonrise: 11:59 PM
Moonset: 10:16 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  E
Direction: E (85°)
Speed: 14Mph(23Km, 12Kts)
Details for Thursday, May 30
Showers. Highs in the upper 60s and lows in the upper 40s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 1%
Snow
Cloud Coverage: 60%
Cloud Coverage
Sunrise: 4:58 AM
Sunset: 8:50 PM
 
Moonrise: 12:33 AM
Moonset: 11:31 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NE
Direction: NE (49°)
Speed: 18Mph(29Km, 16Kts)
Details for Friday, May 31
Abundant sunshine. Highs in the low 70s and lows in the mid 40s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 48%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 4:58 AM
Sunset: 8:51 PM
 
Moonrise: 1:02 AM
Moonset: 12:43 PM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NNW
Direction: NNW (330°)
Speed: 16Mph(26Km, 14Kts)
Details for Saturday, June 01
Times of sun and clouds. Highs in the mid 60s and lows in the mid 40s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 55%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 4:57 AM
Sunset: 8:52 PM
 
Moonrise: 1:27 AM
Moonset: 1:53 PM
Moon Phase:  Last Quarter
Moonphase:
Last Quarter
Wind Direction:  NE
Direction: NE (43°)
Speed: 14Mph(23Km, 12Kts)
Chart.
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