Saint Helena, California
Current Conditions -  °F | °C
As of 12:53 PM on Friday 25 Jul 2014 (Local Time) from KSTS Reporting Station
Clear Clear  
Wind Chill: 93°   Ceiling: Unl
Heat Index: 93°   Visibility: 10mi
Dew Point: 48°   Wind: 0mph
Humidity: 21%   Direction: NA
Pressure: 29.84"   Gusts: NA
Location:  38.51°N, 122.47°W
Report Text: KSTS 251953Z 00000KT 10SM CLR 34/09 A2984 RMK AO2 SLP100 T03390089
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 96° - Lo 61°
2 PM
Sunny
Sunny
95°
3 PM
Sunny
Sunny
96°
4 PM
Sunny
Sunny
95°
5 PM
Sunny
Sunny
94°
6 PM
Sunny
Sunny
92°
7 PM
Sunny
Sunny
88°
Weather Maps
Daily Forecast -  °F | °C
fri sat sun mon tue wed thu fri sat sun
jul
25
Sunny
Sunny
96°
61°
jul
26
Sunny
Sunny
96°
60°
jul
27
P Cloudy
P Cloudy
95°
59°
jul
28
Sunny
Sunny
98°
59°
jul
29
Sunny
Sunny
96°
60°
jul
30
Sunny
Sunny
96°
59°
jul
31
Sunny
Sunny
94°
58°
aug
01
Sunny
Sunny
91°
60°
aug
02
Sunny
Sunny
89°
59°
aug
03
Sunny
Sunny
89°
58°
Details for Friday, July 25
Abundant sunshine. Hot. High 96F. NE winds shifting to SW at 10 to 15 mph.
Evening: Generally clear. Low 61F. Winds SW at 5 to 10 mph.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 23%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 1%
Cloud Coverage
Sunrise: 6:06 AM
Sunset: 8:26 PM
 
Moonrise: 5:10 AM
Moonset: 7:28 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SE
Direction: SE (136°)
Speed: 12Mph(20Km, 10Kts)
Details for Saturday, July 26
Mainly sunny. Hot. High 96F. Winds S at 10 to 15 mph.
Evening: Partly cloudy skies. Low around 60F. Winds SW at 5 to 10 mph.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 38%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 5%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:26 PM
 
Moonrise: 6:03 AM
Moonset: 8:05 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (176°)
Speed: 11Mph(18Km, 9Kts)
Details for Sunday, July 27
Mix of sun and clouds. Highs in the mid 90s and lows in the upper 50s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 53%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 10%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:25 PM
 
Moonrise: 6:58 AM
Moonset: 8:39 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SW
Direction: SW (228°)
Speed: 11Mph(18Km, 9Kts)
Details for Monday, July 28
Sunny. Highs in the upper 90s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 8%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:24 PM
 
Moonrise: 7:53 AM
Moonset: 9:11 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (203°)
Speed: 10Mph(16Km, 9Kts)
Details for Tuesday, July 29
Mainly sunny. Highs in the mid 90s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:23 PM
 
Moonrise: 8:48 AM
Moonset: 9:41 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (208°)
Speed: 11Mph(18Km, 9Kts)
Details for Wednesday, July 30
Sunny. Highs in the mid 90s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:22 PM
 
Moonrise: 9:44 AM
Moonset: 10:11 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (207°)
Speed: 12Mph(20Km, 10Kts)
Details for Thursday, July 31
Mainly sunny. Highs in the mid 90s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 6%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:21 PM
 
Moonrise: 10:39 AM
Moonset: 10:41 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (207°)
Speed: 12Mph(20Km, 10Kts)
Details for Friday, August 01
Sunshine. Highs in the low 90s and lows in the low 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 9%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 8:20 PM
 
Moonrise: 11:36 AM
Moonset: 11:12 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (214°)
Speed: 11Mph(18Km, 9Kts)
Details for Saturday, August 02
Mainly sunny. Highs in the upper 80s and lows in the upper 50s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 4%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 8:19 PM
 
Moonrise: 12:34 PM
Moonset: 11:46 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (239°)
Speed: 12Mph(20Km, 10Kts)
Details for Sunday, August 03
Sunny. Highs in the upper 80s and lows in the upper 50s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 3%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:18 PM
 
Moonrise: 1:34 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  WSW
Direction: WSW (240°)
Speed: 12Mph(20Km, 10Kts)
Daily Forecast Chart
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