Castro Valley, California
Current Conditions -  °F | °C
As of 10:54 PM on Friday 19 Sep 2014 (Local Time) from KHWD Reporting Station
Overcast Overcast  
Wind Chill: 67°   Ceiling: 900
Heat Index: 67°   Visibility: 10mi
Dew Point: 64°   Wind: 6mph
Humidity: 90%   Direction: 320°NW
Pressure: 29.89"   Gusts: NA
Location:  37.69°N, 122.08°W
Report Text: KHWD 200554Z AUTO 32005KT 10SM OVC009 19/18 A2989 RMK AO2 SLP131 T01940178 10228 20189 51009
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 76° - Lo 62°
12 AM
M Clear
M Clear
65°
1 AM
M Cloudy
M Cloudy
64°
2 AM
M Cloudy
M Cloudy
64°
3 AM
M Cloudy
M Cloudy
63°
4 AM
M Cloudy
M Cloudy
63°
5 AM
M Cloudy
M Cloudy
63°
Weather Maps
Daily Forecast -  °F | °C
fri sat sun mon tue wed thu fri sat sun
sep
19
P Cloudy
P Cloudy
76°
62°
sep
20
P Cloudy
P Cloudy
78°
62°
sep
21
P Cloudy
P Cloudy
75°
63°
sep
22
P Cloudy
P Cloudy
76°
61°
sep
23
P Cloudy
P Cloudy
78°
63°
sep
24
AM Clouds
AM Clouds
78°
62°
sep
25
P Cloudy
P Cloudy
74°
59°
sep
26
P Cloudy
P Cloudy
73°
59°
sep
27
P Cloudy
P Cloudy
76°
60°
sep
28
P Cloudy
P Cloudy
80°
61°
Details for Friday, September 19 (Evening)
Evening: Some clouds. Low 62F. Winds light and variable.
UV Index: 0 (Low)
Ultraviolet Radiation Index
Relative Humidity: 89%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 52%
Cloud Coverage
Sunrise: 6:53 AM
Sunset: 7:09 PM
 
Moonrise: 2:47 AM
Moonset: 4:38 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NW
Direction: NW (304°)
Speed: 5Mph(9Km, 6Kts)
Details for Saturday, September 20
Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 78F. Winds WNW at 10 to 20 mph.
Evening: Partly to mostly cloudy. Low 62F. Winds WNW at 5 to 10 mph.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 21%
Cloud Coverage
Sunrise: 6:54 AM
Sunset: 7:08 PM
 
Moonrise: 3:41 AM
Moonset: 5:12 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WNW
Direction: WNW (293°)
Speed: 14Mph(22Km, 16Kts)
Details for Sunday, September 21
Times of sun and clouds. Highs in the mid 70s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 6:55 AM
Sunset: 7:06 PM
 
Moonrise: 4:36 AM
Moonset: 5:44 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  W
Direction: W (277°)
Speed: 13Mph(22Km, 16Kts)
Details for Monday, September 22
Times of sun and clouds. Highs in the mid 70s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:56 AM
Sunset: 7:05 PM
 
Moonrise: 5:31 AM
Moonset: 6:15 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  W
Direction: W (279°)
Speed: 12Mph(19Km, 14Kts)
Details for Tuesday, September 23
Partly cloudy. Highs in the upper 70s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 6:57 AM
Sunset: 7:03 PM
 
Moonrise: 6:27 AM
Moonset: 6:45 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  W
Direction: W (275°)
Speed: 13Mph(20Km, 15Kts)
Details for Wednesday, September 24
Morning clouds followed by afternoon sun. Highs in the upper 70s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 81%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 6:58 AM
Sunset: 7:02 PM
 
Moonrise: 7:22 AM
Moonset: 7:16 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  WSW
Direction: WSW (241°)
Speed: 13Mph(21Km, 15Kts)
Details for Thursday, September 25
Mix of sun and clouds. Highs in the mid 70s and lows in the upper 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 27%
Cloud Coverage
Sunrise: 6:58 AM
Sunset: 7:00 PM
 
Moonrise: 8:20 AM
Moonset: 7:49 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (283°)
Speed: 14Mph(22Km, 16Kts)
Details for Friday, September 26
Mix of sun and clouds. Highs in the low 70s and lows in the upper 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 6:59 AM
Sunset: 6:59 PM
 
Moonrise: 9:17 AM
Moonset: 8:25 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (282°)
Speed: 15Mph(24Km, 17Kts)
Details for Saturday, September 27
Partly cloudy. Highs in the mid 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 31%
Cloud Coverage
Sunrise: 7:00 AM
Sunset: 6:57 PM
 
Moonrise: 10:17 AM
Moonset: 9:04 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (295°)
Speed: 15Mph(24Km, 17Kts)
Details for Sunday, September 28
Partly cloudy. Highs in the low 80s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 7:01 AM
Sunset: 6:56 PM
 
Moonrise: 11:15 AM
Moonset: 9:48 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNW
Direction: NNW (343°)
Speed: 10Mph(16Km, 12Kts)
Daily Forecast Chart
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