Gray Whale Cove surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 10 pm Saturday 02 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Gray Whale Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gray Whale Cove sea temperature is
15.0° C
(Which is 2.9°C warmer than normal for this time of year)

How big are the waves at Gray Whale Cove today?

The current surf forecast for Gray Whale Cove at 6AM is: 0.9m 11s primary swell from a West-northwest direction and 0.3m 16s secondary swell from a Southwest direction (forecast issued at 10:00pm May 02). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (03 May)3.5ft (1.0m)11s
Afternoon (03 May)1.5ft (0.5m)17s
Evening (03 May)2.5ft (0.7m)16s

Table - waves today at Gray Whale Cove. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Mon night. Very mild (max 14°C on Sun afternoon, min 11°C on Sat night). Wind will be generally light.

Sat
2
Sunday
3
Monday
4
Tuesday
5
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
8 AM
11 AM
2 PM
5 PM
Rating
(10 max)
0
1
1
1
1
0
0
0
0
1
0
1
2
0
0
1
0
0
1
1
1
1
1
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.2
WNW
12
1.1
WNW
11
0.9
WNW
9
0.9
WNW
11
0.9
WNW
11
1.1
WNW
11
0.5
W
17
0.6
W
16
0.7
W
16
0.8
W
16
0.9
W
15
0.9
W
14
1
W
14
1
W
14
1.1
W
14
1.1
W
13
1
W
13
1
W
13
1
W
13
1
W
13
0.9
WNW
12
0.9
WNW
12
0.9
WNW
12
0.8
WNW
12
Wave Graph
Metric surfscale
Energy kJ
368
280
113
210
202
256
145
183
251
314
352
338
411
405
494
440
350
345
339
339
260
244
236
189
Wind (km/h)
10
W
10
WNW
10
W
5
WSW
5
SW
15
WSW
20
WSW
15
WSW
10
WSW
10
W
15
WSW
5
WSW
10
WSW
15
W
15
W
15
WNW
10
WNW
15
NW
10
WNW
10
W
5
SSW
10
SW
10
SW
10
W
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
on
High Tide
11:33PM2.40m
1:34PM1.93m
00:07AM2.35m
2:25PM1.89m
00:43AM2.29m
3:21PM1.85m
Low Tide
5:41PM1.31m
6:45AM0.28m
6:17PM1.40m
7:26AM0.32m
6:56PM1.47m
8:11AM0.38m
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
light rain
light rain
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:00
8:00
8:01
8:02
3
1
Temp °C
11
12
12
12
12
13
14
13
13
13
12
12
13
13
13
13
12
12
11
11
11
12
13
13
9
10
11
11
11
11
11
10
11
10
9
10
11
10
9
10
9
9
9
9
10
10
11
11
Swell 1
Height (m)
Direction
Period (s)
1.2
WNW
12
1.1
WNW
11
0.9
WNW
9
0.9
WNW
11
0.9
WNW
11
1.1
WNW
11
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
W
15
0.9
W
14
1
W
14
1
W
14
1.1
W
14
1.1
W
13
1
W
13
1
W
13
1
W
13
1
W
13
0.9
WNW
12
0.9
WNW
12
0.9
WNW
12
0.8
WNW
12
Energy kJ
368
280
113
210
202
256
124
113
146
146
352
338
411
405
494
440
350
345
339
339
260
244
236
189
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
18
0.2
SSW
16
0.6
W
11
0.3
SW
16
0.4
W
18
0.5
W
18
0.5
W
17
0.6
W
16
0.7
W
16
0.8
W
16
0.8
WNW
9
0.7
WNW
8
0.5
WNW
8
0.5
WNW
8
0.5
SW
16
0.5
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.5
SW
17
0.5
SW
14
0.6
SW
15
0.6
SSW
15
Energy kJ
12
26
91
41
99
154
145
183
251
314
84
64
35
34
121
124
66
66
66
94
138
97
171
142
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
12
0.2
W
20
0.2
SSW
16
0.3
W
19
0.3
SW
16
0.3
SW
16
0.5
W
11
0.5
W
11
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.1
S
10
0.1
S
10
0.4
SW
14
0.4
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
17
0.2
SSW
18
0.1
SW
21
Energy kJ
6
30
25
65
41
41
61
61
54
55
54
54
54
54
2
2
46
46
46
45
44
77
31
18
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
2
2
1
2
4
2
2
2
2
3
2
2
2
2
2
3
2
2
2
2
2
Distance (km)
40
40
40
8
2
27
394
235
81
40
80
8
47
117
81
40
40
40
47
27
2
2
27
27
Best forecast wave conditions in San Mateo
Rating
(10 max)
2
2
2
3
3
3
2
2
3
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
2
2
4
2
4
3
3
3
3
3
4
3
4
4
3
3
3
3
3
4
3
Header Global
Rating
(10 max)
4
4
4
4
5
4
4
4
4
4
5
5
5
5
4
4
5
5
5
5
5
4
5
8
  • 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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