Gray Whale Cove surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 10 am Saturday 09 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 5PM is: 1.3m 7s primary swell from a West-northwest direction and 0.7m 9s secondary swell from a West direction, 0.5m 14s secondary swell from a West direction (forecast issued at 10:00am May 09). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (09 May)4.5ft (1.3m)8s
Afternoon (09 May)4ft (1.2m)7s
Evening (09 May)5.5ft (1.7m)8s

Table - waves today at Gray Whale Cove. (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 Mon afternoon, min 11°C on Sat morning). Wind will be generally light.

Saturday
9
Sunday
10
Monday
11
Tue
12
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
0
0
0
1
2
0
0
1
2
2
3
3
2
1
1
2
3
2
2
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)
1.3
WNW
8
0.5
SW
20
0.4
SW
20
1.3
WNW
7
1.6
WNW
8
1.9
WNW
8
1.7
WNW
7
1.5
WNW
8
1.5
WNW
8
1.7
WNW
8
1.7
WNW
8
1.7
WNW
8
1.7
WNW
8
1.8
WNW
8
1.8
WNW
9
1.7
WNW
9
1.6
WNW
9
1.6
WNW
9
1.5
WNW
10
1.3
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
Wave Graph
Metric surfscale
Energy kJ
186
186
127
138
303
430
297
266
255
345
380
389
389
460
455
436
406
391
399
392
343
350
350
350
Wind (km/h)
10
W
15
W
20
WNW
25
NW
20
WNW
20
WNW
20
WNW
15
WNW
15
WNW
15
WNW
15
WNW
20
WNW
15
WNW
5
WSW
5
WSW
5
WSW
5
SSW
5
SW
10
WSW
10
WSW
10
W
5
WSW
5
W
5
W
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
cross-on
on
glassy
glassy
cross-on
cross-on
on
on
glassy
on
on
High Tide
6:51PM1.98m
5:17AM1.87m
7:21PM2.07m
6:33AM1.84m
7:48PM2.19m
Low Tide
11:30AM0.61m
00:17AM1.46m
12:17PM0.67m
1:17AM1.27m
1:00PM0.74m
2:07AM1.02m
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part 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>
6:05
6:05
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:07
8:07
8:07
8:08
Temp °C
11
12
12
12
11
11
11
11
11
12
13
12
11
11
11
11
12
15
16
14
12
11
11
11
10
9
8
8
7
7
7
8
9
10
10
8
9
10
10
10
12
14
14
12
11
10
10
10
Swell 1
Height (m)
Direction
Period (s)
1.3
WNW
8
1.3
WNW
7
0.6
W
9
0.7
W
9
1.6
WNW
8
1.5
WNW
7
1.3
WNW
7
1.5
WNW
8
1.5
WNW
8
1.5
WNW
8
1.7
WNW
8
1.7
WNW
8
1.7
WNW
8
1.8
WNW
8
1.8
WNW
9
1.7
WNW
9
1.6
WNW
9
1.6
WNW
9
1.5
WNW
10
1.3
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
Energy kJ
186
181
63
81
303
228
183
244
250
264
380
389
389
460
455
436
406
391
399
392
343
350
350
350
Swell 2
Height (m)
Direction
Period (s)
0.4
W
15
0.5
W
14
0.5
W
14
0.5
W
14
0.5
W
14
0.9
W
8
0.9
W
8
0.8
W
12
0.8
W
12
0.9
W
11
0.5
SW
18
0.5
SW
18
0.5
SW
18
0.6
SW
17
0.6
SW
17
0.6
SW
16
0.6
SSW
16
0.6
SSW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SSW
15
Energy kJ
69
103
102
100
92
113
107
187
177
191
155
154
154
243
232
206
171
171
206
206
206
203
196
148
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
19
0.5
SW
20
0.4
SW
20
0.4
SW
16
0.5
SW
16
0.6
W
13
0.6
W
12
0.6
SW
18
0.6
SW
18
0.6
SSW
18
0.3
SW
14
0.4
SW
14
0.4
SW
15
0.4
SW
14
0.1
SW
11
0.1
S
16
0.1
S
15
0.1
S
14
0.4
NW
6
Energy kJ
89
186
98
88
124
123
110
266
255
211
29
54
75
53
5
5
4
4
14
Wind waves
Height (m)
Direction
Period (s)
1.1
WNW
7
1.3
WNW
7
1.6
NW
7
1.9
WNW
8
1.7
WNW
7
1.5
WNW
7
1.7
WNW
8
1.6
WNW
8
1.5
WNW
8
Energy kJ
127
138
254
430
297
243
345
318
292
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
3
3
3
2
2
2
3
3
3
Distance (km)
27
27
81
80
79
27
27
27
27
27
27
81
27
8
27
0
0
18
27
64
27
0
8
15
Best forecast wave conditions in San Mateo
Rating
(10 max)
3
3
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
2
3
4
4
4
3
4
2
2
4
3
4
3
3
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
9
5
4
5
4
4
5
9
9
5
6
5
5
5
5
5
5
4
5
5
5
5
9
9
  • 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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