Gray Whale Cove surfForecast / CAL – San Mateo / USA

information circle48hr Weather and Surf, issued 4 am 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 10AM is: 0.6m 16s primary swell from a West direction and 0.4m 8s secondary swell from a Northwest direction, 0.8m 5s secondary swell from a West-northwest direction (forecast issued at 04:00am April 26). The wind direction is predicted to be onshore.

Time (PDT) & DateWave HeightWave Period
Morning (26 Apr)2ft (0.6m)16s
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 15°C on Tue afternoon, min 11°C on Sun night). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
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>
Wave
Height (m)
Direction
Period (s)
0.5
W
16
0.6
W
16
0.6
W
16
0.6
W
16
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
0.8
WNW
13
0.8
WNW
13
0.8
WNW
12
0.7
WNW
12
0.6
WNW
12
0.6
WNW
12
0.5
W
12
0.5
W
12
0.5
W
12
0.5
W
11
0.5
W
11
0.6
W
12
Wave Graph
Metric surfscale
Energy kJ
124
178
176
170
150
146
199
196
191
176
178
282
222
212
198
152
113
111
71
71
67
64
66
101
Wind (km/h)
15
SSW
15
W
25
WNW
20
W
20
W
20
W
15
WNW
15
WNW
15
WNW
15
NW
15
WNW
15
W
20
WNW
20
W
15
WNW
15
NW
10
NW
5
WSW
5
NW
5
W
15
W
15
WNW
15
NW
5
NNW
cross-on
on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
glassy
cross-on
glassy
on
cross-on
cross-on
cross
High Tide
7:29AM2.04m
8:35PM2.27m
8:34AM2.02m
9:07PM2.35m
9:32AM2.01m
9:36PM2.40m
Low Tide
1:52AM1.12m
1:56PM0.59m
2:46AM0.92m
2:39PM0.71m
3:33AM0.72m
3:19PM0.84m
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:54
7:55
7:57
Temp °C
13
13
12
13
13
13
12
12
11
12
12
12
13
12
12
11
11
11
11
14
14
15
12
13
10
10
7
9
8
8
8
9
8
9
9
9
9
8
9
8
9
10
10
13
11
12
9
12
Swell 1
Height (m)
Direction
Period (s)
0.5
W
16
0.6
WNW
9
0.6
W
16
0.6
W
16
0.6
W
15
0.6
W
14
0.7
WNW
5
0.7
W
14
0.7
W
14
0.7
W
13
0.7
WNW
13
0.9
WNW
13
0.8
WNW
13
0.8
WNW
13
0.8
WNW
12
0.7
WNW
12
0.7
WNW
6
0.7
WNW
6
0.7
WNW
6
0.7
WNW
7
0.7
WNW
7
0.5
W
11
0.7
WNW
7
0.7
WNW
7
Energy kJ
124
65
176
170
150
146
29
196
191
176
178
282
222
212
198
152
29
31
34
42
46
64
47
46
Swell 2
Height (m)
Direction
Period (s)
0.5
WNW
9
0.6
W
16
0.4
NW
8
0.4
NW
8
0.3
NW
8
0.2
SSW
12
0.7
W
14
0.6
WNW
5
0.6
WNW
5
0.6
WNW
5
0.2
SSW
12
0.3
SSW
12
0.2
SSW
12
0.2
WSW
16
0.1
SW
16
0.4
NW
8
0.6
WNW
12
0.6
WNW
12
0.5
W
12
0.5
W
12
0.5
W
12
0.2
SSW
11
0.5
W
11
0.6
W
12
Energy kJ
45
178
18
17
11
14
199
20
20
19
14
28
14
26
10
24
113
111
71
71
67
12
66
101
Swell 3
Height (m)
Direction
Period (s)
0.3
SSW
13
0.3
SSW
13
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SW
15
0.2
SSW
12
0.2
SSW
12
0.2
SSW
12
0.3
SSW
12
0.3
SW
15
0.3
SW
15
0.2
WSW
15
0.2
SSW
11
0.2
SSW
11
0.3
SW
18
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.2
SSW
11
0.1
SW
13
0.2
SSW
11
0.2
SSW
12
Energy kJ
34
33
29
29
29
33
14
14
14
28
34
35
22
12
12
48
27
27
28
28
13
7
13
13
Wind waves
Height (m)
Direction
Period (s)
0.7
WNW
5
0.8
WNW
5
0.7
WNW
5
0.7
WNW
5
0.5
WNW
5
0.7
NW
8
0.7
NW
8
0.7
NW
8
0.7
NW
8
0.7
WNW
7
Energy kJ
24
36
28
28
13
69
69
69
65
48
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
2
2
2
2
2
1
2
2
1
1
1
1
1
1
2
1
1
1
1
2
Distance (km)
2
27
81
81
1175
1207
70
40
40
40
40
40
83
726
40
40
40
0
5
0
27
83
80
4
Best forecast wave conditions in San Mateo
Rating
(10 max)
2
1
2
2
2
2
1
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
2
3
2
2
3
3
3
2
2
2
3
3
2
1
2
2
2
2
2
2
1
1
2
2
Header Global
Rating
(10 max)
5
6
7
7
9
9
8
7
6
6
6
6
5
5
5
5
5
5
5
5
7
9
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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