Mill Valley 3NW - Mount TamalpaisMVMC1
At a river or reservoir gauge/2.9 mi away/1,048 ft/- ft from here
temp, wind, gust, humidity, pressure
Beaches/California/Slide Ranch North Beach
Now. Slide Ranch North Beach is 70° and mostly clear at 11 PM. The dew point is 34°, so the air feels dry and comfortable. Light air from the northwest at 2 mph.
Today and tonight. Tonight falls to about 68° by 8 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is tomorrow, near 88°, and the coolest Monday, near 60°. Rain is possible Tuesday (32%).
The sky now. The Moon is a waxing crescent, 27% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the south-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 15 minutes long, 3 minutes shorter than yesterday.
As of 11:00 PM in Slide Ranch North Beach, California.
Air quality
Index 33, good, led by fine particles. Read at 10 PM from its reporting area, San Rafael (CA), 8 miles off.
Good each day through Tue Oct 20, led by ozone. Yesterday measured 30, good.
Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.
Precipitation
None in the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 8 miles or more through Sat 5 PM, lowest 9 miles Sat 4 AM.
F
Now, today, and the week
Facing SSW 206°
From above: the edge, the break, the view
The surf zone forecast for Sonoma and Marin County Coastal Areas, and the waves at buoy 46026, 15.5 mi away.
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.
| Time | Wave height | Period | From |
|---|---|---|---|
| Thu 10:20 PM | 3.9 ft | 14 s | WSW (237°) |
| Thu 9:50 PM | 3.6 ft | 14 s | W (274°) |
| Thu 8:50 PM | 4.3 ft | - | WSW (241°) |
| Thu 7:50 PM | 3.6 ft | 13 s | W (260°) |
| Thu 6:50 PM | 3.9 ft | 14 s | SW (228°) |
| Thu 5:50 PM | 3.9 ft | 14 s | WSW (248°) |
| Thu 4:50 PM | 3.9 ft | 15 s | WSW (239°) |
| Thu 3:50 PM | 4.3 ft | 15 s | WSW (243°) |
| Thu 2:50 PM | 3.9 ft | 15 s | SW (230°) |
| Thu 1:50 PM | 3.9 ft | 15 s | SW (221°) |
| Thu 12:50 PM | 3.9 ft | 15 s | WSW (256°) |
| Thu 11:50 AM | 3.9 ft | 15 s | SW (235°) |
| Thu 10:50 AM | 4.3 ft | 15 s | WSW (239°) |
| Thu 9:50 AM | 3.9 ft | 14 s | W (260°) |
| Thu 8:50 AM | 4.3 ft | 15 s | SW (233°) |
| Thu 7:50 AM | 4.6 ft | - | WSW (245°) |
| Thu 6:50 AM | 4.3 ft | 14 s | W (270°) |
| Thu 5:50 AM | 3.9 ft | 15 s | W (263°) |
| Thu 4:50 AM | 3.9 ft | - | W (280°) |
| Thu 3:50 AM | 4.3 ft | 15 s | WSW (252°) |
| Thu 2:50 AM | 4.6 ft | 14 s | W (274°) |
| Thu 1:50 AM | 4.3 ft | 15 s | W (276°) |
| Thu 12:50 AM | 4.3 ft | - | WNW (287°) |
| Wed 11:50 PM | 4.3 ft | - | W (269°) |
Sonoma and Marin County Coastal Areas. Issued 8:55 PM PDT Thu Oct 15.
| Forecast | Friday | Saturday |
|---|---|---|
| Surf height | 4 to 7 feet | 5 to 8 feet |
| Water temperature | - | - |
| Thunderstorm potential | None expected | None expected |
| Weather | Mostly sunny | Partly cloudy |
| High temperature | 59-90 | 57-86 |
| Wind | NW at 3 mph | NW at 6 mph becoming NW at 10 mph |
| Tides | High 4.2 ft, 5:32 AMLow 3.6 ft, 9:28 AMHigh 5.2 ft, 3:11 PMLow 0.5 ft, 10:32 PM | High 4.2 ft, 6:48 AMLow 3.7 ft, 10:56 AMHigh 4.9 ft, 4:10 PMLow 0.6 ft, 11:38 PM |
The 6 instruments nearest Slide Ranch North Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.
measured now4 instruments
Mill Valley 3NW - Mount TamalpaisMVMC1
At a river or reservoir gauge/2.9 mi away/1,048 ft/- ft from here
temp, wind, gust, humidity, pressure
Citizen station FW2001FW2001
In a volunteer observer's own ground/6.3 mi away/93 ft/- ft from here
temp, humidity, wind, precip, pressure
NovatoDVO
At an airfield/18.7 mi away/3 ft/- ft from here
temp, wind, gust, visibility, precip, pressure
Bodega 6 WSW93245
At a climate reference station/39.9 mi away/63 ft/- ft from here
temp, humidity, wind, solar, precip
measured daily2 instruments
Muir Beach 0.1 NNWCA-MR-17
In a volunteer observer's own ground/1.4 mi away/417 ft/- ft from here
precip, snowfall, snow depth
At a cooperative observer's station/2.4 mi away/850 ft/- ft from here
snowfall, snow depth, precip, high, low
-
Snow on the ground
33 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.