Coast DairiesXCDC1
At a river or reservoir gauge/2.7 mi away/648 ft/- ft from here
temp, wind, gust, humidity, pressure
Beaches/California/Bluffs Beaches
Now. Bluffs Beaches is 64° and clear at 4 AM. The dew point is 41°, so the air feels dry and comfortable. Light air from the north at 2 mph.
Today and tonight. It warms to about 90° by 2 PM. Tonight falls to about 66° by 4 AM, under a mostly clear sky. No rain is expected for the rest of the day. The sun is strong around midday: UV index 6, high. Unprotected skin can burn in under half an hour.
The week. The warmest day ahead is tomorrow, near 92°, and the coolest Monday, near 64°. Rain is possible Tuesday (37%) and Wednesday (31%).
The sky tonight. The sun sets at 6:31 PM. The Moon is a waxing crescent, 34% lit, and sets at 10:40 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-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 4:00 AM in Bluffs Beaches, California.
Air quality
Index 26, good, led by fine particles. Read at 4 AM from its reporting area, San Lorenzo Valley (CA), 9 miles off.
Good each day through Sun Oct 18, led by ozone. Yesterday measured 26, good.
Little smoke near the ground through Sat 11 PM: the index from smoke stays at 6 or under.
Precipitation
None in the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Sat 11 PM.
F
Now, today, and the week
Facing SW 221°
From above: the edge, the break, the view
The surf zone forecast for San Francisco and San Mateo County Coastal Areas, and the waves at buoy 46042, 20.1 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 |
|---|---|---|---|
| Fri 3:50 AM | 5.2 ft | 13 s | WNW (298°) |
| Fri 2:50 AM | 5.2 ft | 15 s | SSW (205°) |
| Fri 1:50 AM | 4.6 ft | 15 s | WNW (284°) |
| Fri 12:50 AM | 4.9 ft | 14 s | WNW (302°) |
| Thu 11:50 PM | 4.9 ft | 14 s | WNW (296°) |
| Thu 10:50 PM | 5.2 ft | 15 s | SW (228°) |
| Thu 9:50 PM | 5.2 ft | 14 s | NW (308°) |
| Thu 8:50 PM | 5.6 ft | 14 s | NW (317°) |
| Thu 7:50 PM | 5.9 ft | 13 s | NW (309°) |
| Thu 6:50 PM | 5.2 ft | 14 s | WNW (285°) |
| Thu 5:50 PM | 5.6 ft | 15 s | WSW (242°) |
| Thu 4:50 PM | 5.2 ft | 14 s | WNW (299°) |
| Thu 3:50 PM | 5.2 ft | 14 s | W (262°) |
| Thu 2:50 PM | 4.6 ft | 15 s | WSW (242°) |
| Thu 1:50 PM | 4.9 ft | 14 s | WNW (283°) |
| Thu 12:50 PM | 4.9 ft | 14 s | WNW (291°) |
| Thu 11:50 AM | 5.6 ft | 14 s | NW (311°) |
| Thu 10:50 AM | 5.2 ft | 15 s | WSW (253°) |
| Thu 9:50 AM | 5.2 ft | 15 s | SW (226°) |
| Thu 8:50 AM | 5.6 ft | 15 s | WNW (289°) |
| Thu 7:50 AM | 5.2 ft | 15 s | W (274°) |
| Thu 6:50 AM | 5.9 ft | 14 s | WNW (283°) |
| Thu 5:50 AM | 5.6 ft | 15 s | WNW (293°) |
| Thu 4:50 AM | 5.6 ft | 16 s | SW (232°) |
San Francisco and San Mateo County Coastal Areas. Issued 2:58 AM PDT Fri Oct 16.
| Forecast | Today | Saturday |
|---|---|---|
| Surf height | 4 to 7 feet | 3 to 6 feet |
| Water temperature | Around 60 °F | - |
| Thunderstorm potential | None expected | None expected |
| Weather | Mostly sunny | Partly cloudy |
| High temperature | 63-94 | 60-89 |
| Wind | NW at 4 mph | NW at 5 mph becoming NW at 8 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 5 instruments nearest Bluffs Beaches, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.7 miles away.
measured now3 instruments
Coast DairiesXCDC1
At a river or reservoir gauge/2.7 mi away/648 ft/- ft from here
temp, wind, gust, humidity, pressure
Citizen station FW5763FW5763
In a volunteer observer's own ground/14.2 mi away/333 ft/- ft from here
temp, humidity, wind, precip, pressure
WatsonvilleWVI
At an airfield/25.5 mi away/163 ft/- ft from here
temp, wind, gust, visibility, precip, pressure
measured daily2 instruments
Santa Cruz 8.9 NWCA-SZ-47
In a volunteer observer's own ground/4.8 mi away/1,739 ft/- ft from here
precip, snowfall, snow depth
Ben Lomond No4BNLC1
At a cooperative observer's station/9.3 mi away/455 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.