Ano Nuevo surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 10 am Thursday 21 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Ano Nuevo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ano Nuevo sea temperature is
10.7° C
(Which is 1.8°C colder than average for this time of year)

How big are the waves at Ano Nuevo today?

The current surf forecast for Ano Nuevo at 4PM is: 1.3m 11s primary swell from a West-northwest direction and 0.5m 15s secondary swell from a Southwest direction (forecast issued at 10:00am May 21). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (21 May)5ft (1.5m)10s
Afternoon (21 May)4.5ft (1.3m)11s
Evening (21 May)4ft (1.2m)11s

Table - waves today at Ano Nuevo. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Thu morning, min 10°C on Thu night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sun
24
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
Rating
(10 max)
1
0
0
0
0
1
1
2
2
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.5
WNW
10
1.3
WNW
11
1.3
WNW
11
1.3
WNW
11
1.2
WNW
11
1.1
WNW
11
1.1
WNW
11
1.1
WNW
10
1.1
WNW
10
0.6
SSW
18
1
WNW
10
1
WNW
10
1
WNW
10
1
WNW
10
0.9
WNW
10
0.6
SSW
16
1
WNW
10
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
Wave Graph
Metric surfscale
Energy kJ
462
404
404
404
328
281
275
260
245
207
204
204
204
204
151
160
172
223
223
223
223
223
223
223
Wind (km/h)
10
WNW
15
WNW
20
WNW
20
WNW
15
NW
10
NW
5
WNW
5
W
5
SW
10
SW
10
SW
10
SW
5
S
10
SSE
10
SSE
10
SSE
10
SSE
10
S
15
SSW
10
SSW
10
SSW
10
S
5
S
5
SSE
cross
cross
cross
cross
cross
cross
glassy
glassy
glassy
on
on
on
cross-on
cross
cross
cross
cross
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
High Tide
4:14PM1.26m
2:41AM1.39m
5:08PM1.31m
3:56AM1.21m
5:57PM1.37m
Low Tide
9:00AM-0.35m
9:27PM0.84m
9:58AM-0.21m
10:51PM0.72m
10:56AM-0.06m
00:07AM0.55m
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:15
8:15
8:16
Temp °C
14
16
16
15
11
11
11
10
12
15
15
14
12
11
11
11
12
15
16
15
12
11
10
10
12
13
13
11
8
9
10
9
11
14
13
12
11
9
9
9
10
13
14
13
11
10
8
9
Swell 1
Height (m)
Direction
Period (s)
1.5
WNW
10
1.3
WNW
11
1.3
WNW
11
1.3
WNW
11
1.2
WNW
11
1.1
WNW
11
1.1
WNW
11
1.1
WNW
10
1.1
WNW
10
1
WNW
10
1
WNW
10
1
WNW
10
1
WNW
10
1
WNW
10
0.9
WNW
10
0.9
WNW
10
1
WNW
10
1
WNW
10
1
WNW
10
0.9
WNW
10
0.9
WNW
10
0.7
SSW
16
0.8
WNW
10
0.7
SSW
16
Energy kJ
462
404
404
404
328
281
275
260
245
204
204
204
204
204
151
148
172
172
172
132
137
223
109
223
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
19
0.4
SSW
19
0.4
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.4
SW
15
0.4
SSW
18
0.5
SW
18
0.6
SSW
18
0.5
SW
18
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.6
SSW
15
0.6
SSW
16
0.6
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.7
SSW
16
0.6
WNW
8
0.7
SSW
16
0.6
WNW
10
Energy kJ
251
148
58
113
112
110
54
121
152
207
152
106
107
107
148
160
166
223
223
223
223
48
223
64
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
15
0.4
SW
15
0.4
S
13
0.4
S
13
0.4
S
12
0.4
S
12
0.4
S
12
0.4
SW
15
0.4
SSW
14
0.4
SSW
14
0.4
SSW
14
0.4
SSW
18
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.4
WNW
10
0.3
S
12
0.5
W
7
Energy kJ
57
59
51
50
49
48
48
54
82
82
82
123
26
26
27
28
27
25
24
24
24
38
25
23
Wind waves
Height (m)
Direction
Period (s)
0.3
S
3
0.3
S
3
0.2
S
3
Energy kJ
1
1
1
Nearest Offshore or Glassy
Rating
(10 max)
4
2
2
1
2
2
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
Distance (km)
25
31
31
116
30
17
0
0
0
51
64
51
5
5
5
5
5
64
64
122
51
36
12
5
Best forecast wave conditions in San Mateo
Rating
(10 max)
4
2
3
3
2
2
3
3
2
2
3
2
2
Best forecast wave conditions in United States
Rating
(10 max)
4
4
2
3
4
4
2
3
3
2
3
3
3
2
2
2
2
2
3
2
2
2
3
2
Header Global
Rating
(10 max)
5
5
5
4
5
7
7
7
6
6
6
5
6
7
8
8
7
6
5
5
5
5
6
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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