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Swede's Beach, California

Beach in Marin County, California

Air quality

The air at Swede's Beach

Index 53, moderate, led by fine particles. Read at 10 PM from its reporting area, San Francisco (CA), 7 miles off.

53Moderate
  • Fine particles (PM2.5)53Moderate7.3 mi
  • Ozone19Good12 ppb7.3 mi
  • Nitrogen dioxide24Good25.3 ppb7.3 mi
  • Sulfur dioxide0Good0.9 ppb9.3 mi
  • Carbon monoxide-0.7 ppm7.3 mi

The days ahead

Highest moderate, Sat Oct 17, led by fine particles. Yesterday measured 43, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Swede's Beach

None in the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Swede's Beach, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat
Swede's Beach from its sand, nowLooking ENE from the sand at 11:14 PM, night, clear, waves about 5.5 ft every 14 s.Betelgeuse607080EFacing ENE 75°Wind 4 mphfrom NW, offshore
Looking ENE from the sand at 11:14 PM, night, clear, waves about 5.5 ft every 14 s.
NESW

Facing ENE 75°

300 ft

From above: the edge, the break, the view

Surf and swim

The surf zone forecast for Sonoma and Marin County Coastal Areas, and the waves at buoy 46026, 20.7 mi away.

Friday

Surf height
4 to 7 feet
Water temperature
-

Waves at buoy 46026, San Francisco

Wave height
3.9 ft
Period
14 s
From
WSW (237°)
Swell
3.9 ft at 15 s from SW
Wind waves
1.0 ft at 3 s from WNW
Water
61 °F
Read
Thu 10:20 PM
Distance
20.7 mi

Wave height is the significant height: the mean of the highest third of the waves. The period is the time between the waves carrying the most energy.

Wave height at buoy 46026, last 48 hoursSignificant wave height from 3.6 ft to 5.6 ft; 3.9 ft at Thu 10:20 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ft6 AMNoon6 PMThu6 AMNoon6 PM3.9 ftWave height at buoy 46026, last 48 hoursSignificant wave height from 3.6 ft to 5.6 ft; 3.9 ft at Thu 10:20 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ftNoonThuNoon3.9 ft
Significant wave height from 3.6 ft to 5.6 ft; 3.9 ft at Thu 10:20 PM. Arrows show the way the waves travel.
Every hour, last 24 hours
TimeWave heightPeriodFrom
Thu 10:20 PM3.9 ft14 sWSW (237°)
Thu 9:50 PM3.6 ft14 sW (274°)
Thu 8:50 PM4.3 ft-WSW (241°)
Thu 7:50 PM3.6 ft13 sW (260°)
Thu 6:50 PM3.9 ft14 sSW (228°)
Thu 5:50 PM3.9 ft14 sWSW (248°)
Thu 4:50 PM3.9 ft15 sWSW (239°)
Thu 3:50 PM4.3 ft15 sWSW (243°)
Thu 2:50 PM3.9 ft15 sSW (230°)
Thu 1:50 PM3.9 ft15 sSW (221°)
Thu 12:50 PM3.9 ft15 sWSW (256°)
Thu 11:50 AM3.9 ft15 sSW (235°)
Thu 10:50 AM4.3 ft15 sWSW (239°)
Thu 9:50 AM3.9 ft14 sW (260°)
Thu 8:50 AM4.3 ft15 sSW (233°)
Thu 7:50 AM4.6 ft-WSW (245°)
Thu 6:50 AM4.3 ft14 sW (270°)
Thu 5:50 AM3.9 ft15 sW (263°)
Thu 4:50 AM3.9 ft-W (280°)
Thu 3:50 AM4.3 ft15 sWSW (252°)
Thu 2:50 AM4.6 ft14 sW (274°)
Thu 1:50 AM4.3 ft15 sW (276°)
Thu 12:50 AM4.3 ft-WNW (287°)
Wed 11:50 PM4.3 ft-W (269°)

Surf zone forecast

Sonoma and Marin County Coastal Areas. Issued 8:55 PM PDT Thu Oct 15.

ForecastFridaySaturday
Surf height4 to 7 feet5 to 8 feet
Water temperature--
Thunderstorm potentialNone expectedNone expected
WeatherMostly sunnyPartly cloudy
High temperature59-9057-86
WindNW at 3 mphNW at 6 mph becoming NW at 10 mph
TidesHigh 4.2 ft, 5:32 AMLow 3.6 ft, 9:28 AMHigh 5.2 ft, 3:11 PMLow 0.5 ft, 10:32 PMHigh 4.2 ft, 6:48 AMLow 3.7 ft, 10:56 AMHigh 4.9 ft, 4:10 PMLow 0.6 ft, 11:38 PM

Tide

TideHigh 4.2 ft at Fri 5:32 AM, Low 3.6 ft at Fri 9:28 AM, High 5.2 ft at Fri 3:11 PM, Low 0.5 ft at Fri 10:32 PM, High 4.2 ft at Sat 6:48 AM, Low 3.7 ft at Sat 10:56 AM, High 4.9 ft at Sat 4:10 PM, Low 0.6 ft at Sat 11:38 PM. Heights in feet above mean lower low water.0 ft2 ft4 ft6 ft8 ft6 AMNoon6 PMSat6 AMNoon6 PMSun4.2 ft5:32 AM3.6 ft9:28 AM5.2 ft3:11 PM0.5 ft10:32 PM4.2 ft6:48 AM3.7 ft10:56 AM4.9 ft4:10 PM0.6 ft11:38 PMTideHigh 4.2 ft at Fri 5:32 AM, Low 3.6 ft at Fri 9:28 AM, High 5.2 ft at Fri 3:11 PM, Low 0.5 ft at Fri 10:32 PM, High 4.2 ft at Sat 6:48 AM, Low 3.7 ft at Sat 10:56 AM. Heights in feet above mean lower low water.0 ft2 ft4 ft6 ft8 ftNoonSat4.2 ft5:32 AM3.6 ft9:28 AM5.2 ft3:11 PM0.5 ft10:32 PM4.2 ft6:48 AM3.7 ft10:56 AM
Tide. High 4.2 ft at Fri 5:32 AM, Low 3.6 ft at Fri 9:28 AM, High 5.2 ft at Fri 3:11 PM, Low 0.5 ft at Fri 10:32 PM, High 4.2 ft at Sat 6:48 AM, Low 3.7 ft at Sat 10:56 AM, High 4.9 ft at Sat 4:10 PM, Low 0.6 ft at Sat 11:38 PM. Heights in feet above mean lower low water.

Beach

County
Marin County
State
California
Latitude
37.8479° N
Longitude
122.4800° W

What is measuring near here

The 5 instruments nearest Swede's Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now3 instruments

Citizen station FW4637FW4637

In a volunteer observer's own ground/6.3 mi away/54 ft/- ft from here

temp, humidity, wind, precip, pressure

OaklandOAK

At an airfield/16.2 mi away/7 ft/- ft from here

temp, wind, gust, visibility, precip, pressure

measured daily2 instruments

Tiburon 1.3 WNWCA-MR-47

In a volunteer observer's own ground/3.0 mi away/92 ft/- ft from here

precip, snowfall, snow depth

Mill Valley - Muir WoodsMUIC1

At a cooperative observer's station/5.9 mi away/850 ft/- ft from here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

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Near Swede's Beach

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Near Swede's Beach

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