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Bay Area Forecast

Today's Highs/Lows
Concord	67° / 45°
Fairfield	63° / 45°
Fremont	67° / 47°
Hayward	63° / 49°
Livermore	67° / 47°
Moffett Field	65° / 47°
Napa	65° / 43°
Oakland	63° / 47°
Redwood City	67° / 47°
San Francisco	61° / 49°
San Jose	68° / 49°
San Rafael	63° / 47°
Santa Cruz	72° / 41°

Going Somewhere?

Selected Highs/Lows
Arcata	56° / 40°
Bakersfield	76° / 49°
Fresno	74° / 43°
Henderson	74° / 50°
Los Angeles	76° / 52°
Monterey	61° / 47°
Mount Shasta	49° / 32°
Palm Springs	81° / 58°
Redding	56° / 43°
Reno	63° / 34°
Sacramento	65° / 45°
San Diego	68° / 56°
S. Lake Tahoe	52° / 29°
Ukiah	63° / 40°
Yosemite	65° / 29°

Weather

Current Conditions
Update: 3:54 PM

Napa, CA
Mostly Cloudy

	Temperature:	63°
	Wind:	West 17 mph
	Dew point:	55°
	Pressure:	30.12 in.
	Humidity:	75%
	Visibility:	10.0 miles
	Observed at: Napa County, CA

Forecast for North Bay Interior Valleys

Tonight

Partly cloudy. Lows in the mid 40s. Northwest winds 5 to 10 mph.

Monday

Patchy low clouds and fog in the morning then mostly sunny. Highs in the mid 60s to lower 70s. Northwest winds 5 to 10 mph.

Monday Night

Mostly clear. Lows in the lower 40s. Northwest winds 5 to 10 mph.

Bay Area Temps

Updated: 7:45 PM EDT on March 21, 2010

Fairfield

70°

Half Moon Bay

57°

Hayward

64°

Livermore

67°

Moffett Field

63°

Napa

63°

Novato

64°

Oakland

62°

Richmond

62°

San Francisco

62°

San Jose

66°

Santa Rosa

64°

Walnut Creek

67°

5 Day Forecast for ZIP Code 94558

Sunday	Monday	Tuesday	Wednesday	Thursday

Partly Cloudy High: 65° Low: 43° Detail \| Almanac	Partly Cloudy High: 70° Low: 43° Detail \| Almanac	Clear High: 72° Low: 41° Detail \| Almanac	Partly Cloudy High: 67° Low: 45° Detail \| Almanac	Partly Cloudy High: 67° Low: 41° Detail \| Almanac

View from space

Regional Radar

Full image | Loop

Local Satellite

Extended forecast for North Bay Interior Valleys

Tuesday

Mostly sunny. Highs in the lower to mid 70s. North winds 5 to 15 mph.

Tuesday Night

Mostly clear. Lows in the mid 40s. Northwest winds 5 to 10 mph.

Wednesday

Mostly sunny. Highs in the 60s.

Wednesday Night

Partly cloudy. A slight chance of rain. Lows in the mid 40s.

Thursday

Partly cloudy. Highs in the 60s.

Thursday Night

Partly cloudy. A slight chance of rain. Lows in the lower 40s.

Friday and Friday Night

Partly cloudy. Highs in the 60s. Lows in the 40s.

Saturday

Mostly sunny. Highs in the 60s.

Saturday Night

Partly cloudy. A slight chance of rain. Lows in the mid 40s.

Sunday

Partly cloudy. A chance of rain. Highs in the lower to mid 60s.

Marine Forecast For:

San Francisco San Pablo Suisun Bay And The West Delta-

Tonight
W winds 5 to 15 kt...becoming NW 5 kt after midnight. Patchy fog.

Mon
NW winds 5 to 10 kt...becoming W 15 to 25 kt in the afternoon. Patchy morning fog.

Mon Night
NW winds 15 to 25 kt...decreasing to 5 kt after midnight.

More Marine Forecasts

Almanac

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

March 21, 2010
Normal high:	°
Record high:	° ()

Normal low:	°
Record low:	° ()

Complete weather almanac

Astronomy

Sunrise:	07:11 AM (PDT)
Moon Rise:	10:15 AM (PDT)

Sunset:	07:22 PM (PDT)
Moon Set:	12:43 AM (PDT)

Moon Phase


Mar. 21	Mar. 23	Mar. 29	Apr. 06	Apr. 14

Air Pollution Forecast for Napa


	Air Quality	AQ Index	Pollutant
Yesterday	Good		OZONE
Yesterday	Good		PM2.5
Current	Good		PM2.5

Sun	Good		PM2.5
Mon	Good		OZONE
Tue	Good		OZONE
Wed	Good		OZONE

Bay Area Conditions

	Yesterday		Today		Conditions
	High	Low	High	Low
Antioch	72°	45°	67°	47°	Clear
Benicia	72°	45°	63°	47°	Clear
Berkeley	64°	46°	61°	50°	Mostly Cloudy
Brentwood	72°	37°	67°	47°	Clear
Concord	72°	45°	67°	45°	Clear
Fairfield	68°	41°	63°	45°	Clear
Fremont	68°	45°	67°	47°	Mostly Cloudy
Half Moon Bay	57°	43°	63°	45°	Mostly Cloudy
Hayward	66°	46°	63°	49°	Clear
Livermore	72°	37°	67°	47°	Clear
Moffett Field	68°	46°	65°	47°	Clear
Napa	64°	36°	65°	43°	Mostly Cloudy
Novato	66°	41°	63°	47°	Partly Cloudy
Oakland	64°	46°	63°	47°	Mostly Cloudy
Richmond	64°	46°	61°	50°	Mostly Cloudy
Redwood City	66°	48°	67°	47°	Mostly Cloudy
San Francisco	63°	50°	61°	49°	Mostly Cloudy
San Jose	73°	45°	68°	49°	Mostly Cloudy
San Mateo	63°	50°	63°	47°	Mostly Cloudy
San Rafael	66°	41°	63°	47°	Partly Cloudy
San Ramon	72°	37°	68°	45°	Clear
Santa Rosa	64°	37°	63°	43°	Mostly Cloudy
Santa Cruz	70°	39°	72°	41°	Clear
Tracy	72°	43°	72°	47°	Clear
Vacaville	72°	45°	67°	47°	Mostly Cloudy
Walnut Creek	72°	45°	65°	47°	Clear
Arcata	57°	43°	56°	40°	Light Rain
Bakersfield	82°	46°	76°	49°	Clear
Fresno	79°	50°	74°	43°	Mostly Cloudy
Henderson	66°	44°	74°	50°	Clear
Los Angeles	81°	54°	76°	52°	Clear
Monterey	68°	43°	61°	47°	Clear
Mount Shasta	63°	32°	49°	32°	Partly Cloudy
Palm Springs	82°	54°	81°	58°	Clear
Redding	72°	45°	56°	43°	Overcast
Reno	68°	34°	63°	34°	Mostly Cloudy
Sacramento	70°	46°	65°	45°	Clear
San Diego	73°	54°	68°	56°	Overcast
South Lake Tahoe	61°	23°	52°	29°	Clear
Ukiah	72°	36°	63°	40°	Overcast
Yosemite National Park	52°	18°	65°	29°	Clear