Gray Whale Cove surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 4 pm Sunday 26 Apr 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 3.0°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 9PM is: 0.7m 14s primary swell from a West direction and 0.6m 8s secondary swell from a West-northwest direction (forecast issued at 04:00pm April 26). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (26 Apr)--
Afternoon (26 Apr)2ft (0.6m)14s
Evening (26 Apr)2.5ft (0.7m)14s

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 14°C on Wed morning, min 11°C on Mon night). Wind will be generally light.

Sun
26
Monday
27
Tuesday
28
Wed
29
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
8 AM
11 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
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><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.6
W
15
0.6
W
14
0.7
W
14
0.7
W
14
0.7
W
14
0.7
W
13
0.7
WNW
13
0.9
WNW
13
0.9
WNW
13
0.9
WNW
13
0.6
W
12
0.6
W
12
0.6
W
12
0.6
W
12
0.6
W
12
0.5
W
12
0.5
W
12
0.5
W
11
0.5
W
11
0.6
W
12
0.9
WNW
12
0.7
WNW
8
0.6
WNW
11
0.4
WNW
18
Wave Graph
Metric surfscale
Energy kJ
150
146
199
196
191
176
178
298
294
280
110
106
104
103
101
71
67
64
66
101
199
70
93
104
Wind (km/h)
15
W
15
W
10
WNW
15
WNW
20
NW
20
NW
20
NW
20
WNW
20
WNW
20
WNW
20
NW
15
WNW
10
WNW
10
WNW
10
WNW
10
WSW
15
W
15
WNW
15
NW
10
WNW
10
NW
5
NW
5
W
10
W
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
glassy
on
High Tide
8:35PM2.27m
8:34AM2.02m
9:07PM2.35m
9:32AM2.01m
9:36PM2.40m
10:25AM2.00m
Low Tide
1:56PM0.59m
2:46AM0.92m
2:39PM0.71m
3:33AM0.72m
3:19PM0.84m
4:14AM0.55m
part cloud
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:54
7:55
7:57
7:58
Temp °C
13
13
13
13
12
12
12
13
12
12
12
11
11
11
12
13
13
13
12
12
12
12
12
14
9
9
10
9
8
8
8
9
7
7
8
8
9
9
10
11
10
10
9
10
10
11
11
12
Swell 1
Height (m)
Direction
Period (s)
0.6
W
15
0.6
W
14
0.7
W
14
0.7
W
14
0.7
W
14
0.7
W
13
0.7
WNW
13
0.9
WNW
13
0.9
WNW
13
0.9
WNW
13
0.6
W
12
0.6
W
12
0.7
WNW
6
0.7
WNW
6
0.7
WNW
6
0.7
WNW
6
0.7
WNW
7
0.7
WNW
7
0.7
WNW
7
0.6
WNW
7
0.9
WNW
12
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
Energy kJ
150
146
199
196
191
176
178
298
294
280
110
106
28
30
33
36
40
47
46
35
199
51
50
55
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
12
0.2
SSW
12
0.6
WNW
8
0.6
WNW
8
0.6
WNW
8
0.3
SSW
12
0.2
SSW
12
0.3
SSW
12
0.2
SSW
12
0.2
WSW
16
0.3
NW
8
0.7
WNW
5
0.6
W
12
0.6
W
12
0.6
W
12
0.5
W
12
0.5
W
12
0.5
W
11
0.5
W
11
0.6
W
12
0.4
SW
16
0.5
WNW
11
0.6
WNW
11
0.6
WNW
11
Energy kJ
29
14
51
49
47
28
14
28
14
26
10
22
104
103
101
71
67
64
66
101
90
70
93
93
Swell 3
Height (m)
Direction
Period (s)
0.2
WSW
14
0.3
SW
15
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.3
SW
15
0.3
SW
15
0.3
SW
15
0.2
WSW
15
0.2
SSW
11
0.1
SW
16
0.3
SW
18
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.2
SSW
11
0.2
SSW
11
0.2
SSW
11
0.2
SSW
12
0.2
SSW
12
0.3
SW
16
0.3
SW
16
0.4
WNW
18
Energy kJ
20
33
14
14
14
34
34
35
22
12
10
48
27
27
28
28
13
13
13
13
14
40
39
104
Wind waves
Height (m)
Direction
Period (s)
0.7
WNW
5
0.6
WNW
5
0.7
WNW
5
0.5
WNW
5
0.7
NW
9
0.7
NW
8
0.7
NW
8
0.5
WNW
4
Energy kJ
29
22
20
13
77
69
69
11
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
Distance (km)
81
83
40
40
53
53
40
40
80
726
40
40
40
27
27
27
27
40
80
40
27
3
0
27
Best forecast wave conditions in San Mateo
Rating
(10 max)
2
1
1
2
2
2
2
1
1
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
4
3
2
2
3
2
2
2
2
2
2
2
2
1
1
2
2
3
2
2
2
3
Header Global
Rating
(10 max)
9
9
8
7
6
6
6
6
5
5
5
5
5
5
5
5
8
9
9
8
7
7
9
7
  • 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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