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Secret Beach, California

Beach in Marin County, California

Air quality

The air at Secret Beach

Index 18, good, led by fine particles. Read at 10 PM from its reporting area, San Rafael (CA), 18 miles off.

18Good
  • Fine particles (PM2.5)18Good-
  • Ozone15Good14 ppb17.7 mi
  • Nitrogen dioxide15Good16.6 ppb17.7 mi
  • Carbon monoxide-0.4 ppm17.7 mi

The days ahead

Good each day through Wed Oct 21, led by ozone. Yesterday measured 44, good.

Smoke, the next 43 hours

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

SatSun

Precipitation

What has fallen at Secret Beach

None in the last 3 days, to Fri 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 Secret Beach, the next 43 hours

Visibility stays 10 miles or more through Sun 5 PM.

SatSun
Secret Beach from its sand, nowLooking SSW from the sand at 11:23 PM, night, clear, waves about 6.5 ft every 9 s.190200210220SW230Facing SSW 210°Swell 6.5 ft from SWLongshore current, to the left
Looking SSW from the sand at 11:23 PM, night, clear, waves about 6.5 ft every 9 s.
NESW

Facing SSW 210°

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, 17.9 mi away.

Saturday

Surf height
5 to 8 feet
Water temperature
-

Waves at buoy 46026, San Francisco

Wave height
3.3 ft
Period
-
From
SW (228°)
Swell
3.3 ft at 14 s from SW
Wind waves
1.3 ft at 3 s from WNW
Water
62 °F
Read
Fri 10:50 PM
Distance
17.9 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 3.0 ft to 4.6 ft; 3.3 ft at Fri 10:50 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft6 AMNoon6 PMFri6 AMNoon6 PM3.3 ftWave height at buoy 46026, last 48 hoursSignificant wave height from 3.0 ft to 4.6 ft; 3.3 ft at Fri 10:50 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ftNoonFriNoon3.3 ft
Significant wave height from 3.0 ft to 4.6 ft; 3.3 ft at Fri 10:50 PM. Arrows show the way the waves travel.
Every hour, last 24 hours
TimeWave heightPeriodFrom
Fri 10:50 PM3.3 ft-SW (228°)
Fri 9:50 PM3.0 ft-SSW (197°)
Fri 8:50 PM3.3 ft15 sSW (214°)
Fri 7:50 PM3.3 ft15 sSW (231°)
Fri 6:50 PM3.0 ft15 sSW (214°)
Fri 5:50 PM3.3 ft15 sSW (216°)
Fri 4:50 PM3.0 ft-SSW (199°)
Fri 3:50 PM3.0 ft-SW (223°)
Fri 2:50 PM3.0 ft12 sWSW (248°)
Fri 1:50 PM3.3 ft13 sSW (236°)
Fri 12:50 PM3.3 ft-SW (234°)
Fri 11:50 AM3.6 ft14 sWSW (244°)
Fri 10:50 AM3.6 ft15 sSW (214°)
Fri 9:50 AM3.6 ft15 sSSW (202°)
Fri 8:50 AM3.6 ft15 sSW (229°)
Fri 7:50 AM3.9 ft15 sSW (221°)
Fri 6:50 AM3.6 ft14 sW (262°)
Fri 5:50 AM3.9 ft15 sSW (227°)
Fri 4:50 AM3.9 ft15 sSW (215°)
Fri 3:50 AM3.9 ft15 sSW (227°)
Fri 2:50 AM3.9 ft13 sWNW (287°)
Fri 1:50 AM3.9 ft15 sSW (231°)
Fri 12:50 AM4.3 ft-WSW (247°)
Thu 11:50 PM3.9 ft16 sWSW (246°)

Surf zone forecast

Sonoma and Marin County Coastal Areas. Issued 9:46 PM PDT Fri Oct 16.

ForecastSaturdaySunday
Surf height5 to 8 feetWest Facing Beaches - 8 to 12 feet. South Facing Beaches - 6 to 9 feet
Water temperature--
Thunderstorm potentialNone expectedNone expected
WeatherPartly cloudyPartly cloudy
High temperature58-8754-70
WindNW at 5 mph becoming NW at 9 mphNW at 16 mph
TidesHigh 4.2 ft, 6:48 AMLow 3.7 ft, 10:56 AMHigh 4.9 ft, 4:10 PMLow 0.6 ft, 11:38 PMHigh 4.3 ft, 7:47 AMLow 3.5 ft, 12:25 PMHigh 4.7 ft, 5:21 PMLow 0.6 ft, 11:42 PM

Tide

TideHigh 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, High 4.3 ft at Sun 7:47 AM, Low 3.5 ft at Sun 12:25 PM, High 4.7 ft at Sun 5:21 PM, Low 0.6 ft at Sun 11:42 PM. Heights in feet above mean lower low water.0 ft2 ft4 ft6 ft6 AMNoon6 PMSun6 AMNoon6 PMMon4.2 ft6:48 AM3.7 ft10:56 AM4.9 ft4:10 PM0.6 ft11:38 PM4.3 ft7:47 AM3.5 ft12:25 PM4.7 ft5:21 PM0.6 ft11:42 PMTideHigh 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, High 4.3 ft at Sun 7:47 AM, Low 3.5 ft at Sun 12:25 PM. Heights in feet above mean lower low water.0 ft2 ft4 ft6 ftNoonSunNoon4.2 ft6:48 AM3.7 ft10:56 AM4.9 ft4:10 PM0.6 ft11:38 PM4.3 ft7:47 AM3.5 ft12:25 PM
Tide. 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, High 4.3 ft at Sun 7:47 AM, Low 3.5 ft at Sun 12:25 PM, High 4.7 ft at Sun 5:21 PM, Low 0.6 ft at Sun 11:42 PM. Heights in feet above mean lower low water.

Beach

County
Marin County
State
California
Latitude
38.0093° N
Longitude
122.8430° W

What is measuring near here

The 6 instruments nearest Secret Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.4 miles away.

measured now4 instruments

Olema Valley RAWSOVYC1

A remote fire weather station/3.4 mi away/33 ft/- ft from here

temp, wind, gust, humidity, pressure

Citizen station GW0319GW0319

In a volunteer observer's own ground/13.4 mi away/157 ft/- ft from here

temp, humidity, wind, precip, pressure

NovatoDVO

At an airfield/18.2 mi away/3 ft/- ft from here

temp, wind, gust, visibility, precip, pressure

Bodega 6 WSW93245

At a climate reference station/24.8 mi away/63 ft/- ft from here

temp, humidity, wind, solar, precip

measured daily2 instruments

Bolinas 0.2 WCA-MR-30

In a volunteer observer's own ground/10.5 mi away/190 ft/- ft from here

precip, snowfall, snow depth

KentfieldKENC1

At a cooperative observer's station/16.6 mi away/169 ft/- ft from here

snowfall, snow depth, precip, high, low

-

Snow on the ground

Elsewhere in California

33 places, each with its own forecast and its own instruments.

Near Secret Beach

The nearest places, each with its own forecast and the instruments nearest it.

Beaches near Secret Beach

Every beach in the state

Near Secret Beach

River and lake gauges