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Forecast as of 2:29 PM PST on November 21, 2009
Synopsis For Northern California Waters
Southerly winds will continue to increase this evening as a cold front approaches from the west...then shift westerly behind the front after midnight. Moderate swell will continue through tomorrow...maintaining an elevated sea state as well. Winds will ease late in the weekend followed by the seas on Monday.
Forecast as of 2:29 PM PST on November 21, 2009
Cape Mendocino To Pt Arena Out 10 Nm-
Small Craft Advisory in effect through Sunday evening
Tonight
W wind 5 to 10 kt...becoming S 15 to 25 kt. Wind waves 2 ft or less...becoming 3 to 5 ft. W swell 9 to 11 ft at 12 seconds. Rain likely.
Sun
SW wind 5 to 10 kt...becoming NW. Wind waves 1 to 3 ft. NW swell 9 to 11 ft at 11 seconds. Scattered showers.
Sun Night
N wind 5 to 10 kt. Wind waves 2 ft or less. NW swell 9 to 11 ft at 11 seconds subsiding to 8 to 9 ft .
Mon
N wind 5 to 10 kt. Wind waves 2 ft or less. NW swell 8 ft.
Mon Night
N wind 10 kt. Wind waves 2 ft or less. NW swell 9 ft.
Tue
N wind 5 to 15 kt. Wind waves 1 to 3 ft. NW swell 10 ft.
Wed
NE wind 5 to 10 kt. Wind waves 2 ft or less. W swell 11 ft.
Thu
E wind 5 kt. Wind waves 2 ft or less. W swell 13 ft. Slight chance of rain.
Water Temperatures
Place Temperature
North Spit, CA 53.1°F
Point Reyes, CA 52.0°F
Crescent City, CA 52.0°F
Richmond, CA 55.0°F
San Francisco, CA 54.0°F
Port Chicago, CA 55.9°F
Alameda, CA 55.9°F
Date Time Tide Type Height
Eureka, Humboldt Bay
2009-11-21 2:14 PM PST High Tide 6.67 feet
2009-11-21 9:20 PM PST Low Tide 0.05 feet
2009-11-22 4:24 AM PST High Tide 5.51 feet
2009-11-22 9:22 AM PST Low Tide 3.59 feet
2009-11-22 3:00 PM PST High Tide 6.19 feet
2009-11-22 10:05 PM PST Low Tide 0.46 feet
2009-11-23 5:11 AM PST High Tide 5.56 feet
Humboldt Bay, North Spit
2009-11-21 9:04 PM PST Low Tide -0.02 feet
2009-11-22 4:18 AM PST High Tide 5.26 feet
2009-11-22 8:58 AM PST Low Tide 3.72 feet
2009-11-22 2:25 PM PST High Tide 6.01 feet
2009-11-22 9:48 PM PST Low Tide 0.36 feet
2009-11-23 5:06 AM PST High Tide 5.35 feet
Marine Map All Regions
Click any area for a Zone forecast. Click the Station ID for station data.
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Global Marine Zone Map and more marine data here.

Marine links for Oregon and Northern California
Columbia River Bar
Coastal waters Cascade Head, OR to Cape Shoalwater, WA westward 20 nm
Coastal waters from Florence to Cascade Head, OR westward 20 nm
Waters from Cascade Head, OR to Cape Shoalwater, WA 20 to 60 nm offshore
Waters from Florence to Cascade Head, OR 20 to 60 nm offshore
Coastal waters from Florence to Cape Blanco, OR out 20 nm
Coastal waters from Pt. St. George, CA to Cape Blanco, OR and westward 20 nm
Waters from Florence, to Cape Blanco, OR out 20 nm
Waters from Pt. St. George, CA to Cape Blanco, OR extending from 20 nm
Coastal waters from Cape Mendocino to Pt. St. George, CA and westward 20 nm
Coastal waters from Pt. Arena to Cape Mendocino, CA westward 20 nm
Waters from Cape Mendocino to Pt. St. George, CA extending westward 20 nm
Waters from Pt. Arena to Cape Mendocino, CA extending westward 20 nm
Offshore marine forecasts
Cape Flattery to Cape Lookout
Cape Lookout to Point St George
Point St George to Point Arena
Pacific north of 30N and east of a line from the Bering Strait to 50N 160E
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