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Bay Area Forecast

Today's Highs/Lows
Concord 63° / 46°
Fairfield 61° / 43°
Fremont 57° / 45°
Hayward 57° / 45°
Livermore 63° / 43°
Moffett Field 63° / 50°
Napa 61° / 41°
Oakland 59° / 48°
Redwood City 59° / 45°
San Francisco 59° / 48°
San Jose 63° / 46°
San Rafael 57° / 39°
Santa Cruz 59° / 46°

Going Somewhere?

Selected Highs/Lows
Arcata 54° / 39°
Bakersfield 75° / 46°
Fresno 64° / 50°
Henderson 81° / 50°
Los Angeles 72° / 52°
Monterey 59° / 48°
Mount Shasta 45° / 28°
Palm Springs 84° / 57°
Redding 61° / 39°
Reno 59° / 34°
Sacramento 61° / 39°
San Diego 66° / 57°
S. Lake Tahoe 41° / 23°
Ukiah 54° / 41°
Yosemite 39° / 19°
Weather

Current Conditions
Update: 11:54 PM

Castro Valley, CA
Light Rain

Light Rain Temperature: 56°
Wind: SW 4 mph
Dew point:54°
Pressure:30.02 in.
Humidity: 93%
Visibility: 10.0 miles
Observed at: Hayward, CA

Forecast for Castro Valley

chancetstorms

Friday

Overcast with a chance of a thunderstorm and rain showers. High of 57F. Winds from the West at 5 to 20 mph. Chance of rain 60%.

nt_chancerain

Friday Night

Partly cloudy with a chance of rain. Low of 45F. Winds from the WNW at 5 to 20 mph. Chance of rain 30%.

partlycloudy

Saturday

Partly cloudy with a chance of rain in the afternoon. High of 61F. Breezy. Winds from the West at 10 to 20 mph. Chance of rain 20%.

Bay Area Temps

Updated: 3:36 AM EDT on April 25, 2014
Fairfield
58°
Half Moon Bay
55°
Hayward
56°
Livermore
57°
Moffett Field
59°
Napa
56°
Novato
54°
Oakland
59°
Richmond
59°
San Francisco
59°
San Jose
59°
Santa Rosa
56°
Walnut Creek
58°
Map


World Weather Search

Enter any City, State or ZIP Code, or Airport Code or Country

5 Day Forecast for ZIP Code 94546

Friday Saturday Sunday Monday Tuesday
Chance of a Thunderstorm
Chance of Rain
Chance of Rain
Clear
Partly Cloudy
Chance of T-storms
High: 63°
Low: 45°
Detail | Almanac
Chance of Rain
High: 61°
Low: 48°
Detail | Almanac
Chance of Rain
High: 61°
Low: 46°
Detail | Almanac
Clear
High: 66°
Low: 52°
Detail | Almanac
Partly Cloudy
High: 82°
Low: 52°
Detail | Almanac

Extended forecast for Castro Valley

nt_chancerain Saturday Night

Partly cloudy with a chance of rain. Low of 48F. Winds from the SW at 5 to 20 mph. Chance of rain 30%.

chancerain Sunday

Partly cloudy with a chance of rain. High of 61F. Winds from the WSW at 5 to 15 mph. Chance of rain 30%.

nt_clear Sunday Night

Clear. Low of 46F. Winds from the NW at 5 to 10 mph.

clear Monday

Clear. High of 66F. Winds from the NW at 5 to 15 mph.

nt_clear Monday Night

Clear in the evening, then partly cloudy. Low of 52F. Winds from the NNW at 5 to 10 mph.

partlycloudy Tuesday

Partly cloudy in the morning, then clear. High of 82F. Winds from the North at 5 to 10 mph.

nt_clear Tuesday Night

Clear. Low of 52F. Winds from the NW at 5 to 10 mph shifting to the NNE after midnight.

clear Wednesday

Clear. High of 82F. Winds from the ENE at 5 to 10 mph shifting to the NNW in the afternoon.

nt_clear Wednesday Night

Clear. Low of 54F. Winds less than 5 mph.

partlycloudy Thursday

Partly cloudy. High of 73F. Winds from the ENE at 5 to 10 mph shifting to the WSW in the afternoon.

nt_clear Thursday Night

Clear. Low of 52F. Winds less than 5 mph.

partlycloudy Friday

Clear. High of 70F. Winds from the WNW at 5 to 15 mph.

nt_partlycloudy Friday Night

Partly cloudy. Low of 48F. Winds from the West at 5 to 15 mph.

partlycloudy Saturday

Partly cloudy. High of 68F. Winds from the West at 5 to 15 mph.

nt_clear Saturday Night

Clear. Fog overnight. Low of 46F. Winds from the West at 5 to 10 mph.

partlycloudy Sunday

Clear. High of 66F. Winds from the West at 5 to 15 mph.

nt_clear Sunday Night

Clear. Low of 50F. Winds from the WSW at 5 to 10 mph.

clear Monday

Clear. High of 66F. Winds from the West at 5 to 15 mph.

nt_clear Monday Night

Clear. Low of 50F. Winds from the West at 5 to 10 mph.

Almanac

Key: T = Trace of precipitation
MM = data not available

April 25, 2014
Normal high: 67°
Record high: 86° (2004)
 
Normal low: 50°
Record low: 44° (2008)
 

Complete weather almanac

Astronomy

Sunrise: 06:19 AM (PDT)
Moon Rise: 04:06 AM (PDT)
 
Sunset: 07:53 PM (PDT)
Moon Set: 04:25 PM (PDT)
Moon Phase
 
Apr. 25 Apr. 29 May. 06 May. 14 May. 21

Air Pollution Forecast for Oakland

  Air Quality AQ Index Pollutant
YesterdayGoodOZONE
YesterdayGoodPM2.5
CurrentGoodPM2.5
CurrentGoodOZONE
ThuGood PM2.5
FriGood NO2
SatGood PM2.5
SunGood PM2.5
MonModerate PM2.5
TueModerate PM2.5

Bay Area Conditions

  Yesterday Today Conditions
  High Low High Low  
Antioch 67° 53° 63° 46° Overcast
Benicia 67° 53° 63° 46° Overcast
Berkeley 66° 53° 59° 48° Light Rain
Brentwood 70° 49° 63° 43° Overcast
Concord 67° 53° 63° 46° Overcast
Fairfield 70° 39° 61° 43° Scattered Clouds
Fremont 64° 43° 57° 45° Light Rain
Half Moon Bay 59° 52° 57° 46° Overcast
Hayward 64° 43° 57° 45° Light Rain
Livermore 70° 49° 63° 43° Overcast
Moffett Field 68° 50° 63° 50° Light Rain
Napa 66° 49° 61° 41° Overcast
Novato 66° 48° 57° 39° Overcast
Oakland 66° 53° 59° 48° Light Rain
Richmond 66° 53° 59° 48° Light Rain
Redwood City 66° 54° 59° 45° Overcast
San Francisco 66° 52° 59° 48° Light Rain
San Jose 66° 46° 63° 46° Light Rain
San Mateo 66° 52° 59° 48° Light Rain
San Rafael 66° 48° 57° 39° Overcast
San Ramon 70° 49° 63° 43° Overcast
Santa Rosa 70° 41° 57° 41° Clear
Santa Cruz 66° 47° 59° 46° Mostly Cloudy
Tracy 72° 45° 64° 43° Light Rain
Vacaville 72° 43° 63° 39° Overcast
Walnut Creek 67° 53° 63° 46° Overcast
Arcata 57° 48° 54° 39° Overcast
Bakersfield 73° 46° 75° 46° Clear
Fresno 75° 48° 64° 50° Overcast
Henderson 84° 50° 81° 50° Clear
Los Angeles 72° 55° 72° 52° Clear
Monterey 63° 48° 59° 48° Overcast
Mount Shasta 57° 34° 45° 28° Overcast
Palm Springs 88° 61° 84° 57° Clear
Redding 72° 39° 61° 39° Mostly Cloudy
Reno 66° 34° 59° 34° Mostly Cloudy
Sacramento 73° 39° 61° 39° Overcast
San Diego 72° 59° 66° 57° Scattered Clouds
South Lake Tahoe 55° 27° 41° 23° Light Rain
Ukiah 70° 37° 54° 41° Scattered Clouds
Yosemite National Park 66° 36° 39° 19° Overcast
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