Ano Nuevo surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 4 am Sunday 31 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
14.0° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Ano Nuevo today (31 May):

  • Morning surf: Morning surf (31 May, local time) - 6ft (1.9m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (31 May, local time) - 7.5ft (2.3m), 10s period with NW swell.
  • Evening surf: Evening surf (31 May, local time) - 5ft (1.6m), 10s period with WNW swell.

The current surf forecast for Ano Nuevo at 11AM is: 1.8m 10s primary swell from a West-northwest direction and 0.6m 21s secondary swell from a South-southwest direction (forecast issued at 04:00am May 31). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (31 May)6ft (1.9m)10s
Afternoon (31 May)7.5ft (2.3m)10s
Evening (31 May)5ft (1.6m)10s

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 17°C on Mon morning, min 10°C on Tue night). Wind will be generally light.

Sunday
31
Monday
1
Tuesday
2
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
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
3
3
3
1
2
2
1
3
3
2
2
1
1
0
1
2
1
2
1
0
0
0
1
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.4
NW
9
2
WNW
10
1.9
WNW
10
1.8
WNW
10
2.4
WNW
10
2.3
NW
10
1.6
WNW
10
0.9
SSW
19
1
SSW
19
1.1
SSW
19
0.9
SSW
18
0.9
SSW
18
1.1
SSW
18
1.1
SSW
18
1.1
SSW
18
1.1
SSW
17
1.1
SSW
17
1.1
SSW
17
1.1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
16
Wave Graph
Metric surfscale
Energy kJ
1015
794
755
692
1230
1146
520
539
701
795
469
459
713
705
697
689
665
634
612
499
493
487
481
475
Wind (km/h)
20
NNW
15
NNW
10
NNW
15
WNW
20
NW
25
NW
20
NW
10
NNW
10
NNW
10
NW
5
NW
15
WNW
15
WNW
20
WNW
15
NW
5
NW
10
NW
5
N
10
NW
15
WNW
20
WNW
25
NW
20
NW
15
NNW
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross
cross-off
cross
cross-on
cross-on
cross
cross-off
cross-off
High Tide
12:29PM1.13m
10:25PM1.57m
1:10PM1.12m
11:00PM1.55m
1:50PM1.12m
Low Tide
5:20AM-0.25m
4:56PM0.95m
5:54AM-0.26m
5:34PM0.98m
6:30AM-0.25m
6:13PM0.99m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:23
Temp °C
10
10
12
16
16
15
13
12
12
12
14
17
17
16
13
13
11
11
12
15
16
15
12
11
7
7
10
13
12
11
9
10
10
10
12
15
14
13
11
11
9
10
10
13
13
11
8
8
Swell 1
Height (m)
Direction
Period (s)
1.8
WNW
9
2
WNW
10
1.9
WNW
10
1.8
WNW
10
1.8
WNW
10
1.7
WNW
10
1.6
WNW
10
1.6
WNW
10
1.6
WNW
10
1.6
WNW
10
1.5
WNW
10
1.3
WNW
10
1.3
WNW
10
1.2
WNW
10
1.1
WNW
10
1.1
SSW
17
1.1
SSW
17
1.1
SSW
17
1.1
SSW
16
1
SSW
16
1
WNW
9
1
SSW
16
1
SSW
16
1
WNW
9
Energy kJ
584
794
755
692
679
613
520
510
490
490
427
346
296
275
218
689
665
634
612
499
151
487
481
147
Swell 2
Height (m)
Direction
Period (s)
0.7
WNW
12
0.5
SSW
21
0.8
SSW
21
0.6
SSW
21
0.8
SSW
20
0.8
SSW
20
0.8
SSW
20
0.9
SSW
19
1
SSW
19
1.1
SSW
19
0.9
SSW
18
0.9
SSW
18
1.1
SSW
18
1.1
SSW
18
1.1
SSW
18
1
WNW
10
1
WNW
10
1
WNW
10
1
WNW
9
1
WNW
9
1
SSW
16
0.1
SW
22
0.2
S
14
1
SSW
16
Energy kJ
147
260
511
336
446
437
432
539
701
795
469
459
713
705
697
183
179
175
158
151
493
18
16
475
Swell 3
Height (m)
Direction
Period (s)
0.5
SSW
22
0.4
SSW
18
0.4
SSW
13
0.4
SSW
16
0.4
SSW
16
0.4
SSW
16
0.5
SSW
16
0.5
SSW
16
0.1
S
15
0.1
S
15
0.5
SSW
15
0.5
SSW
15
0.1
S
16
0.1
S
13
0.1
S
13
0.1
S
14
0.2
SSE
15
0.1
S
15
0.1
S
14
0.1
S
12
0.1
S
15
0.1
S
14
0.1
SW
22
0.3
SSW
21
Energy kJ
263
103
55
89
103
103
151
146
4
5
125
125
5
3
3
4
21
4
4
3
4
4
18
85
Wind waves
Height (m)
Direction
Period (s)
2.4
NW
9
2.4
WNW
10
2.3
NW
10
1
WNW
9
1
WNW
9
1.3
WNW
9
Energy kJ
1015
1230
1146
151
151
258
Nearest Offshore or Glassy
Rating
(10 max)
4
3
3
3
4
4
3
3
3
4
4
2
2
3
3
2
3
2
3
2
2
1
1
2
Distance (km)
17
0
0
31
31
31
29
0
0
6
17
31
31
94
17
0
17
0
17
79
544
31
30
0
Best forecast wave conditions in San Mateo
Rating
(10 max)
4
5
4
4
4
4
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
3
4
4
4
4
4
4
4
4
2
3
4
4
4
3
4
4
3
3
3
3
Header Global
Rating
(10 max)
6
6
6
5
5
5
5
5
5
4
5
5
5
5
5
5
5
4
4
4
5
4
4
4
  • 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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