Saint Helena, California
Current Conditions -  °F | °C
As of 9:53 PM on Friday 22 Aug 2014 (Local Time) from KSTS Reporting Station
Overcast Overcast  
Wind Chill: 60°   Ceiling: 800
Heat Index: 60°   Visibility: 10mi
Dew Point: 56°   Wind: 6mph
Humidity: 86%   Direction: 150°SSE
Pressure: 29.89"   Gusts: NA
Location:  38.51°N, 122.47°W
Report Text: KSTS 230453Z AUTO 15005KT 10SM OVC008 16/13 A2989 RMK AO2 SLP115 T01560133
Loading
Personal Weather Stations






























Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 83° - Lo 56°
11 PM
Clear
Clear
62°
12 AM
Clear
Clear
60°
1 AM
Clear
Clear
59°
2 AM
Clear
Clear
58°
3 AM
Clear
Clear
58°
4 AM
Clear
Clear
57°
Weather Maps
Daily Forecast -  °F | °C
fri sat sun mon tue wed thu fri sat sun
aug
22
Clear
Clear
83°
56°
aug
23
Sunny
Sunny
87°
56°
aug
24
Sunny
Sunny
85°
56°
aug
25
Sunny
Sunny
82°
56°
aug
26
P Cloudy
P Cloudy
88°
59°
aug
27
P Cloudy
P Cloudy
91°
58°
aug
28
Sunny
Sunny
90°
58°
aug
29
P Cloudy
P Cloudy
88°
60°
aug
30
M Sunny
M Sunny
85°
57°
aug
31
Sunny
Sunny
84°
59°
Details for Friday, August 22 (Evening)
Evening: Clear skies. Low 56F. Winds light and variable.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 90%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:30 AM
Sunset: 7:54 PM
 
Moonrise: 3:59 AM
Moonset: 6:05 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SW
Direction: SW (230°)
Speed: 7Mph(11Km, 8Kts)
Details for Saturday, August 23
Sunny skies. High 87F. Winds S at 10 to 15 mph.
Evening: Clear. Low 56F. Winds WSW at 10 to 15 mph.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 6:31 AM
Sunset: 7:52 PM
 
Moonrise: 4:53 AM
Moonset: 6:41 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (182°)
Speed: 10Mph(16Km, 12Kts)
Details for Sunday, August 24
Sunshine. Highs in the mid 80s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 1%
Cloud Coverage
Sunrise: 6:32 AM
Sunset: 7:51 PM
 
Moonrise: 5:48 AM
Moonset: 7:13 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WSW
Direction: WSW (243°)
Speed: 12Mph(20Km, 14Kts)
Details for Monday, August 25
Mainly sunny. Highs in the low 80s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 7%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 7:49 PM
 
Moonrise: 6:43 AM
Moonset: 7:44 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SW
Direction: SW (232°)
Speed: 10Mph(16Km, 12Kts)
Details for Tuesday, August 26
Times of sun and clouds. Highs in the upper 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 15%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 7:48 PM
 
Moonrise: 7:38 AM
Moonset: 8:14 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  WSW
Direction: WSW (241°)
Speed: 10Mph(16Km, 11Kts)
Details for Wednesday, August 27
Mix of sun and clouds. Highs in the low 90s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 49%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 16%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 7:47 PM
 
Moonrise: 8:34 AM
Moonset: 8:44 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (239°)
Speed: 11Mph(18Km, 13Kts)
Details for Thursday, August 28
Mainly sunny. Highs in the low 90s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 38%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 8%
Cloud Coverage
Sunrise: 6:36 AM
Sunset: 7:45 PM
 
Moonrise: 9:30 AM
Moonset: 9:15 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (245°)
Speed: 12Mph(19Km, 14Kts)
Details for Friday, August 29
Mix of sun and clouds. Highs in the upper 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 52%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 6:36 AM
Sunset: 7:44 PM
 
Moonrise: 10:28 AM
Moonset: 9:48 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (246°)
Speed: 10Mph(16Km, 12Kts)
Details for Saturday, August 30
Plenty of sun. Highs in the mid 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 21%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 7:42 PM
 
Moonrise: 11:26 AM
Moonset: 10:24 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (254°)
Speed: 11Mph(17Km, 12Kts)
Details for Sunday, August 31
Abundant sunshine. Highs in the mid 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 7%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 7:41 PM
 
Moonrise: 12:25 PM
Moonset: 11:04 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  W
Direction: W (265°)
Speed: 10Mph(16Km, 12Kts)
Daily Forecast Chart
Chart.
Advertisements
Track Severe Weather on mobile