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Arched Rock Beach, California

Beach in Sonoma County, California

Air quality

The air at Arched Rock Beach

Index 40, good, led by fine particles. Read at 8 PM from its reporting area, Santa Rosa (CA), 21 miles off.

40Good
  • Fine particles (PM2.5)40Good-
  • Ozone31Good-

The days ahead

Good each day through Tue Oct 20, led by ozone. Yesterday measured 39, good.

Smoke, the next 46 hours

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

ThuFriSat

Precipitation

What has fallen at Arched Rock Beach

None in the last 3 days, to Thu 7 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 Arched Rock Beach, the next 46 hours

Visibility stays 3 miles or more through Sat 5 PM, lowest 4 miles Sat 3 AM.

ThuFriSat
Arched Rock Beach from its sand, nowLooking WSW from the sand at 8:36 PM, the moon 26 percent lit over the water, clear, waves about 5.5 ft every 14 s.220SW230240250260Facing WSW 240°Wind 2 mphfrom N, offshoreSwell 5.5 ft from WLongshore current, to the left
Looking WSW from the sand at 8:36 PM, the moon 26 percent lit over the water, clear, waves about 5.5 ft every 14 s.
NESW

Facing WSW 240°

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 46013, 16.1 mi away.

Friday

Surf height
4 to 7 feet
Water temperature
-

Waves at buoy 46013, Bodega Bay

Wave height
4.3 ft
Period
14 s
From
W (281°)
Swell
3.9 ft at 14 s from W
Wind waves
1.6 ft at 3 s from NW
Water
-
Read
Thu 7:50 PM
Distance
16.1 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 46013, last 48 hoursSignificant wave height from 3.6 ft to 6.2 ft; 4.3 ft at Thu 7:50 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ftWed6 AMNoon6 PMThu6 AMNoon6 PM4.3 ftWave height at buoy 46013, last 48 hoursSignificant wave height from 3.6 ft to 6.2 ft; 4.3 ft at Thu 7:50 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ftWedNoonThuNoon4.3 ft
Significant wave height from 3.6 ft to 6.2 ft; 4.3 ft at Thu 7:50 PM. Arrows show the way the waves travel.
Every hour, last 24 hours
TimeWave heightPeriodFrom
Thu 7:50 PM4.3 ft14 sW (281°)
Thu 6:50 PM4.6 ft14 sWNW (290°)
Thu 5:50 PM4.3 ft15 sWNW (282°)
Thu 4:50 PM3.9 ft12 sWNW (293°)
Thu 3:50 PM4.3 ft15 sSW (233°)
Thu 2:50 PM4.3 ft14 sWSW (250°)
Thu 1:50 PM3.9 ft13 sW (272°)
Thu 12:50 PM3.9 ft13 sW (278°)
Thu 11:50 AM3.9 ft14 sWNW (284°)
Thu 10:50 AM3.6 ft15 sSW (236°)
Thu 9:50 AM4.3 ft15 sWSW (249°)
Thu 8:50 AM4.9 ft15 sSW (228°)
Thu 7:50 AM4.3 ft15 sSSE (154°)
Thu 6:50 AM3.9 ft13 sWNW (296°)
Thu 5:50 AM4.6 ft15 sWSW (245°)
Thu 4:50 AM4.3 ft15 sW (277°)
Thu 3:50 AM4.9 ft15 sWSW (249°)
Thu 2:50 AM4.9 ft15 sSW (224°)
Thu 1:50 AM4.9 ft15 sW (277°)
Thu 12:50 AM4.6 ft16 sWSW (237°)
Wed 11:50 PM4.6 ft16 sWSW (238°)
Wed 10:50 PM5.2 ft15 sSW (229°)
Wed 9:50 PM4.9 ft16 sWSW (246°)
Wed 8:50 PM4.9 ft15 sWSW (241°)

Surf zone forecast

Sonoma and Marin County Coastal Areas. Issued 5:35 PM PDT Thu Oct 15.

ForecastFridaySaturday
Surf height4 to 7 feet5 to 8 feet
Water temperature--
Thunderstorm potentialNone expectedNone expected
WeatherPartly cloudyPartly cloudy
High temperature60-9158-87
WindNW at 3 mphNW at 6 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
Sonoma County
State
California
Latitude
38.3677° N
Longitude
123.0728° W

What is measuring near here

The 6 instruments nearest Arched Rock Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.6 miles away.

measured now4 instruments

Bodega 6 WSW93245

At a climate reference station/3.3 mi away/63 ft/- ft from here

temp, humidity, wind, solar, precip

Bodega Marine ReserveBDZC1

At a river or reservoir gauge/3.8 mi away/6 ft/- ft from here

temp, wind, gust, humidity, pressure

Citizen station DW4623DW4623

In a volunteer observer's own ground/10.3 mi away/259 ft/- ft from here

temp, humidity, wind, precip, pressure

Santa RosaSTS

At an airfield/17.0 mi away/103 ft/- ft from here

temp, wind, gust, visibility, precip, pressure

measured daily2 instruments

Bodega Bay 1.3 NWCA-SN-125

In a volunteer observer's own ground/2.6 mi away/87 ft/- ft from here

precip, snowfall, snow depth

GratonGRNC1

At a cooperative observer's station/12.1 mi away/203 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 Arched Rock Beach

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Near Arched Rock Beach

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