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Bay Area Forecast

Today's Highs/Lows
Concord 90° / 56°
Fairfield 90° / 63°
Fremont 88° / 52°
Hayward 77° / 54°
Livermore 95° / 58°
Mountain View 85° / 58°
Napa 90° / 56°
Oakland 79° / 52°
Redwood City 85° / 54°
San Francisco 68° / 52°
San Jose 90° / 56°
San Rafael 83° / 49°
Santa Cruz 83° / 52°

Going Somewhere?

Selected Highs/Lows
Arcata 72° / 54°
Bakersfield 103° / 68°
Fresno 103° / 58°
Henderson 103° / 76°
Los Angeles 83° / 65°
Monterey 72° / 52°
Mount Shasta 88° / 52°
Palm Springs 108° / 81°
Redding 101° / 67°
Reno 90° / 54°
Sacramento 97° / 58°
San Diego 76° / 67°
S. Lake Tahoe 79° / 45°
Ukiah 97° / 52°
Yosemite 94° / 41°

Weather News

 
CDATA
  • Powerful storm raises fears from Caribbean to Gulf

    KEY WEST, Fla. — "Extremely dangerous" Hurricane Ike grew to fierce Category 4 strength Saturday as it roared on an uncertain path that forced millions from the Caribbean to Florida, and Louisiana to Mexico, to nervously wonder where it would eventually strike.

  • CDATA
  • Speedy Tropical Storm Hanna charges for Carolinas
    There was only a small chance Tropical Storm Hanna could become a hurricane, but not far behind was a much bigger worry: a ferocious-looking Hurricane Ike.
  • CDATA
  • San Jose breaks heat record
    San Jose broke a heat record set in 1950 after hitting 99 degrees Thursday. Today should bring more of the same with San Jose and other South Bay temperatures reaching near 100.
  • CDATA
  • Southeast braces for Hanna as Ike strengthens

    WILMINGTON, N.C. — Some Southeastern states declared emergencies and officials urged residents to head inland Thursday as Tropical Storm Hanna headed toward the Atlantic coast, where it could bring high winds and rain from South Carolina to Maine.

  • Weather

    Current Conditions
    Update: 10:54 AM

    Napa, CA
    Clear

    Clear Temperature: 72°
    Wind: Variable 5 mph
    Dew point:53°
    Pressure:29.76 in.
    Humidity: 51%
    Visibility: 10.0 miles
    Observed at: Napa County, CA

    Forecast for North Bay Interior Valleys

    cloudy

    Today

    Patchy low clouds and dense fog in the morning then sunny. Visibility one quarter mile or less at times in the morning. Highs in the upper 70s to lower 90s. Southwest winds 5 to 10 mph.

    nt_sunny

    Tonight

    Clear in the evening then patchy low clouds and fog. Lows in the mid 40s to upper 50s. Southwest winds 5 to 10 mph.

    cloudy

    Monday

    Patchy low clouds and fog in the morning then sunny. Highs in the mid 70s to upper 80s. Northwest winds around 5 mph... becoming southwest in the afternoon.

    Bay Area Temps

    Updated: 1:57 PM EDT on September 07, 2008
    Fairfield
    77°
    Half Moon Bay
    73°
    Hayward
    73°
    Livermore
    89°
    Mountain View
    72°
    Napa
    72°
    Novato
    72°
    Oakland
    68°
    Richmond
    68°
    San Francisco
    65°
    San Jose
    77°
    Santa Rosa
    73°
    Walnut Creek
    79°
    Map


    World Weather Search

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

    5 Day Forecast for ZIP Code 94558

    Sunday Monday Tuesday Wednesday Thursday
    Clear
    Clear
    Clear
    Clear
    Clear
    Clear
    High: 90°
    Low: 56°
    Detail | Almanac
    Clear
    High: 86°
    Low: 54°
    Detail | Almanac
    Clear
    High: 83°
    Low: 49°
    Detail | Almanac
    Clear
    High: 85°
    Low: 56°
    Detail | Almanac
    Clear
    High: 85°
    Low: 56°
    Detail | Almanac

    Extended forecast for North Bay Interior Valleys

    nt_sunny Monday Night

    Clear in the evening then patchy low clouds and fog. Lows in the upper 40s to mid 50s. Southwest winds 5 to 10 mph.

    cloudy Tuesday

    Patchy low clouds and fog in the morning then sunny. Highs in the 70s to lower 80s. Southwest winds 5 to 10 mph.

    nt_sunny Tuesday Night

    Clear in the evening then patchy low clouds and fog. Lows in the upper 40s to mid 50s.

    sunny Wednesday through Saturday

    Mostly clear. Highs in the 70s to upper 80s. Lows in the 40s to upper 50s.

    Marine Forecast For:

    San Francisco San Pablo Suisun Bay And The West Delta-

    Today
    SW winds 10 to 20 kt locally 15 to 25 kt in the vicinity of Angel Island.

    Tonight
    SW winds 15 to 25 kt...decreasing to 5 to 15 kt after midnight. Patchy fog.

    Mon
    SW winds 5 to 10 kt. Patchy fog.

    More Marine Forecasts

    Almanac

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

    September 7, 2008
    Normal high: 84°
    Record high: 101° (1936)
     
    Normal low: 54°
    Record low: 39° (2002)
     

    Complete weather almanac

    Astronomy

    Sunrise: 06:44 AM (PDT)
    Moon Rise: 02:49 PM (PDT)
     
    Sunset: 07:29 PM (PDT)
    Moon Set: 11:52 PM (PDT)
    Moon Phase
     
    Sep. 07 Sep. 15 Sep. 22 Sep. 29 Oct. 07

    Air Pollution Forecast for Santa Rosa

      Air Quality AQ Index Pollutant
    YesterdayModeratePM2.5
    YesterdayGoodOZONE
    CurrentModeratePM2.5
    CurrentGoodOZONE
    SunModerate PM2.5
    MonGood PM2.5
    TueGood OZONE
    WedGood PM2.5
    ThuGood PM2.5

    Bay Area Conditions

      Yesterday Today Conditions
      High Low High Low  
    Antioch 102° 63° 94° 58° Clear
    Benicia 102° 63° 83° 58° Clear
    Berkeley 88° 55° 70° 52° Clear
    Brentwood 102° 61° 94° 58° Clear
    Concord 102° 63° 90° 56° Clear
    Fairfield 102° 64° 90° 63° Clear
    Fremont 91° 63° 88° 52° Clear
    Half Moon Bay 97° 64° 65° 47° Clear
    Hayward 91° 63° 77° 54° Clear
    Livermore 102° 61° 95° 58° Clear
    Mountain View 91° 61° 85° 58° Clear
    Napa N/A N/A 90° 56° Clear
    Novato N/A N/A 81° 54° Clear
    Oakland 88° 55° 79° 52° Clear
    Richmond 88° 55° 68° 54° Clear
    Redwood City 97° 64° 85° 54° Clear
    San Francisco 88° 61° 68° 52° Partly Cloudy
    San Jose 97° 63° 90° 56° Clear
    San Mateo 88° 61° 77° 52° Partly Cloudy
    San Rafael N/A N/A 83° 49° Clear
    San Ramon 102° 61° 92° 54° Clear
    Santa Rosa 100° 52° 81° 45° Haze
    Santa Cruz 91° 54° 83° 52° Clear
    Tracy 104° 63° 99° 58° Clear
    Vacaville 102° 64° 97° 56° Clear
    Walnut Creek 102° 63° 90° 56° Clear
    Arcata 66° 46° 72° 54° Overcast
    Bakersfield 100° 70° 103° 68° Clear
    Fresno 102° 68° 103° 58° Partly Cloudy
    Henderson 105° 72° 103° 76° Clear
    Los Angeles 82° 66° 83° 65° Haze
    Monterey 79° 54° 72° 52° Haze
    Mount Shasta 90° 48° 88° 52° Clear
    Palm Springs 113° 79° 108° 81° Scattered Clouds
    Redding 106° 72° 101° 67° Clear
    Reno 93° 54° 90° 54° Clear
    Sacramento 102° 61° 97° 58° Clear
    San Diego 81° 68° 76° 67° Scattered Clouds
    South Lake Tahoe 84° 37° 79° 45° Clear
    Ukiah 106° 55° 97° 52° Clear
    Yosemite National Park 102° 63° 94° 41° Clear
    Copyright © 2008 The Weather Underground, Inc.