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Perles Beach, California

Beach in Marin County, California

Air quality

The air at Perles Beach

Index 33, good, led by ozone. Read at 7 PM from its reporting area, San Francisco (CA), 7 miles off.

33Good
  • Fine particles (PM2.5)32Good6.3 mi
  • Ozone33Good28 ppb6.3 mi
  • Nitrogen dioxide9Good10.5 ppb6.3 mi
  • Sulfur dioxide0Good0.5 ppb8.9 mi
  • Carbon monoxide-0.5 ppm6.3 mi

The days ahead

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

Smoke, the next 41 hours

Little smoke near the ground through Sat 11 AM: the index from smoke stays at 17 or under.

ThuFriSat

Precipitation

What has fallen at Perles Beach

None in the last 3 days, to Thu 6 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 Perles Beach, the next 41 hours

Visibility stays 10 miles or more through Sat 11 AM.

ThuFriSat
Perles Beach from its sand, nowLooking SSW from the sand at 7:39 PM, the moon 25 percent lit over the water, clear, waves about 3.4 ft every 14 s.190200210220SWFacing SSW 206°Wind 5 mphfrom WNW, along the beachSwell 3.4 ft from WSWLongshore current, to the left
Looking SSW from the sand at 7:39 PM, the moon 25 percent lit over the water, clear, waves about 3.4 ft every 14 s.
NESW

Facing SSW 206°

300 ft

From above: the edge, the break, the view

Surf and swim

The waves at buoy 46026, 23.0 mi away.

Waves at buoy 46026, San Francisco

Wave height
4.3 ft
Period
14 s
From
WSW (250°)
Swell
3.9 ft at 14 s from WSW
Wind waves
1.3 ft at 4 s from WNW
Water
61 °F
Read
Thu 7:20 PM
Distance
23.0 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; 4.3 ft at Thu 7:20 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ftWed6 AMNoon6 PMThu6 AMNoon6 PM4.3 ftWave height at buoy 46026, last 48 hoursSignificant wave height from 3.6 ft to 5.6 ft; 4.3 ft at Thu 7:20 PM. Arrows show the way the waves travel.0 ft2 ft4 ft6 ft8 ftWedNoonThuNoon4.3 ft
Significant wave height from 3.6 ft to 5.6 ft; 4.3 ft at Thu 7:20 PM. Arrows show the way the waves travel.
Every hour, last 24 hours
TimeWave heightPeriodFrom
Thu 7:20 PM4.3 ft14 sWSW (250°)
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°)
Wed 10:50 PM4.6 ft15 sWSW (258°)
Wed 9:50 PM4.3 ft16 sSW (224°)
Wed 8:50 PM3.9 ft14 sWSW (249°)

Beach

County
Marin County
State
California
Latitude
37.8549° N
Longitude
122.4386° W

What is measuring near here

The 5 instruments nearest Perles Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.3 miles away.

measured now3 instruments

Citizen station FW4637FW4637

In a volunteer observer's own ground/6.0 mi away/54 ft/- ft from here

temp, humidity, wind, precip, pressure

OaklandOAK

At an airfield/14.7 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/3.4 mi away/92 ft/- ft from here

precip, snowfall, snow depth

Richmond - Waste Water PlantRICC1

At a cooperative observer's station/5.6 mi away/11 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 Perles Beach

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

Near Perles Beach