AlamedaNDBC-AAMC1
At a river or reservoir gauge/1.7 mi away/-/- ft from here
temp, wind, gust, humidity, pressure
Beaches/California/Robert W. Crown Memorial State Beach
Robert W. Crown Memorial State Beach, California
Beach in Alameda County, California68°
84°/53°
Clear·
Feels like 68°·Calm 1 mph WNW
Now. Robert W. Crown Memorial State Beach is 68° and clear at 10 PM. The dew point is 50°, so the air feels dry and comfortable. The air is calm.
Today and tonight. Tonight falls to about 60° by 5 AM, under a mostly clear sky. No rain is expected for the rest of the day. Air quality is moderate (index 68): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is tomorrow, near 86°, and the coolest Monday, near 61°. Rain is possible Tuesday (34%).
The sky now. The Moon is a waxing crescent, 26% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the 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 16 minutes long, 3 minutes shorter than yesterday.
0UV Low
68Air quality
61%Humidity
1%Cloud
Now
10:00 PM
68feels68
now, clear
Today
Oct 15
8453
UV 6
Fri
Oct 16
8660
UV 6
Sat
Oct 17
8361
UV 6
Sun
Oct 18
6855
14mph
Mon
Oct 19
6151
25%
16mph
Tue
Oct 20
6351
34%
Wed
Oct 21
6650
25%
68°
84°53°
86°60°
83°61°
68°55°
61°51°
63°51°
66°50°
As of 10:00 PM in Robert W. Crown Memorial State Beach, California.
Air quality
The air at Robert W. Crown Memorial State Beach
Index 68, moderate, led by fine particles. Read at 9 PM from its reporting area, Oakland (CA), 3 miles off.
68Moderate
- Fine particles (PM2.5)68Moderate3.8 mi
- Ozone28Good19 ppb3.8 mi
- Nitrogen dioxide18Good19.1 ppb3.8 mi
- Sulfur dioxide0Good0.4 ppb3.8 mi
- Carbon monoxide-0.5 ppm3.8 mi
The days ahead
Highest moderate, Sat Oct 17, led by fine particles. Yesterday measured 37, good.
GoodModerate
- 37YesterdayOct 14
- 55TodayOct 15
- 55FriOct 16
- ModerateSatOct 17
- GoodSunOct 18
- GoodMonOct 19
- GoodTueOct 20
Smoke, the next 44 hours
Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.
Precipitation
What has fallen at Robert W. Crown Memorial State Beach
None in the last 3 days, to Thu 9 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 Robert W. Crown Memorial State Beach, the next 44 hours
Visibility stays 9 miles or more through Sat 5 PM, lowest 10 miles Fri 8 AM.
F
Now, today, and the week
Weather instrument stations by state
Facing SW 221°
From above: the edge, the break, the view
Surf and swim
The waves at buoy 46026, 31.0 mi away.
Waves at buoy 46026, San Francisco
- Wave height
- 3.9 ft
- Period
- -
- From
- W (267°)
- Swell
- 3.9 ft at 14 s from W
- Wind waves
- 1.0 ft at 3 s from WNW
- Water
- 61 °F
- Read
- Thu 9:20 PM
- Distance
- 31.0 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.
Every hour, last 24 hours
| Time | Wave height | Period | From |
|---|---|---|---|
| Thu 9:20 PM | 3.9 ft | - | W (267°) |
| 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°) |
| Wed 10:50 PM | 4.6 ft | 15 s | WSW (258°) |
Beach
- County
- Alameda County
- State
- California
- Latitude
- 37.7622° N
- Longitude
- 122.2715° W
What is measuring near here
The 6 instruments nearest Robert W. Crown Memorial State Beach, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.
measured now4 instruments
Citizen station DW9579DW9579
In a volunteer observer's own ground/2.0 mi away/12 ft/- ft from here
temp, humidity, wind, precip, pressure
OaklandOAK
At an airfield/3.7 mi away/7 ft/- ft from here
temp, wind, gust, visibility, precip, pressure
I-580 - I-205CF133
Beside a road/38.3 mi away/301 ft/- ft from here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Alameda 1.5 NCA-AL-40
In a volunteer observer's own ground/0.9 mi away/20 ft/- ft from here
precip, snowfall, snow depth
Oakland MuseumOAMC1
At a cooperative observer's station/2.5 mi away/24 ft/- ft from here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
-
Snow on the ground
Elsewhere in California
33 places, each with its own forecast and its own instruments.
Big Bear Mountainski areaBishopcityBridgeporttownChina Peakski areaDodge Ridgeski areaDonner PassfeatureFresnocityHeavenlysurveyed ski areaHomewoodski areaJune Mountainski areaKirkwoodsurveyed ski areaLos AngelescityMammoth LakestownMammoth Mountainsurveyed ski areaMount ShastafeatureMount Shasta CitycityMount Shasta Ski Parkski areaMount WhitneyfeatureMountain Highski areaNorthstarsurveyed ski areaPalisades Tahoesurveyed ski areaReddingcitySacramentocitySan DiegocitySan FranciscocitySierra NevadafeatureSierra-at-Tahoeski areaSnow Valleyski areaSouth Lake TahoecitySugar Bowlski areaSusanvillecityTruckeetownYosemitefeature
Near Robert W. Crown Memorial State Beach
The nearest places, each with its own forecast and the instruments nearest it.
- Alamedacity, 1 mi
- Oaklandcity, 3 mi
- Piedmontcity, 5 mi
- Emeryvillecity, 6 mi
- Berkeleycity, 7 mi
- San Leandrocity, 7 mi
- San Franciscocity, 8 mi
- Brisbanecity, 9 mi
- Albanycity, 9 mi
- Orindacity, 10 mi
- Ashlandcommunity, 10 mi
- Moragatown, 10 mi
Beaches near Robert W. Crown Memorial State Beach
- Encinal beach1 mi
- Sandy Beach3 mi
- Radio Beach5 mi
- Toll Plaza Beach5 mi
- Crane Cove Beach6 mi
- Lake Temescal Beach6 mi
- Clipper Cove Beach6 mi
- South Beach Park7 mi