Double Point surfForecast / CAL – Marin County / USA

information circle48hr Weather and Surf, issued 4 pm Monday 18 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Double Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Double Point sea temperature is
11.7° C
(Which is normal for this time of year)

How big are the waves at Double Point today?

The current surf forecast for Double Point at 8PM is: 2.2m 9s primary swell from a West-northwest direction and 0.4m 18s secondary swell from a West-northwest direction, 0.2m 12s secondary swell from a South-southwest direction (forecast issued at 04:00pm May 18). The wind direction is predicted to be cross-shore.

Time (PDT) & DateWave HeightWave Period
Morning (18 May)--
Afternoon (18 May)6ft (1.8m)10s
Evening (18 May)7ft (2.1m)9s

Table - waves today at Double Point. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 21°C on Mon afternoon, min 10°C on Tue night). Wind will be generally light.

Mon
18
Tuesday
19
Wednesday
20
Thu
21
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)
1
0
1
2
4
3
3
3
1
2
1
2
4
3
2
1
2
2
1
2
3
2
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)
1.7
WNW
10
2.1
WNW
10
2.2
WNW
9
2.1
WNW
10
2.5
NW
9
1.8
WNW
10
1.8
WNW
10
1.6
WNW
10
1.1
W
14
1.9
NW
10
1.1
WNW
14
1.2
WNW
13
2.4
NW
9
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.8
WNW
10
1.8
WNW
12
1.8
WNW
9
2
WNW
9
2.1
WNW
10
1.9
WNW
11
1.7
WNW
11
1.6
WNW
11
Wave Graph
Metric surfscale
Energy kJ
613
838
784
766
1129
609
566
490
508
710
471
461
945
522
522
590
679
844
572
660
997
792
661
560
Wind (km/h)
25
NW
25
NW
25
NW
15
NW
10
NNW
5
NNW
5
N
5
WNW
15
WNW
20
NW
20
NW
10
NW
5
W
5
WSW
5
SSE
10
SSE
5
WSW
15
WNW
20
NW
15
NW
0
SW
10
SSE
5
SE
10
SSW
cross
cross
cross
cross-off
cross-off
cross-off
glassy
glassy
cross-on
cross
cross
cross
glassy
glassy
cross-on
cross-on
on
cross
cross
cross
glassy
cross
cross
cross-on
High Tide
2:40PM0.99m
1:02AM1.41m
3:38PM1.00m
1:55AM1.34m
4:36PM1.01m
2:54AM1.24m
Low Tide
7:42PM0.52m
8:52AM-0.35m
8:42PM0.54m
9:47AM-0.29m
9:52PM0.55m
10:45AM-0.21m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:16
8:17
8:19
Temp °C
21
18
14
13
14
15
16
20
20
17
12
12
11
10
12
16
16
15
11
10
10
10
13
17
15
12
9
9
11
12
14
18
16
13
8
10
10
9
11
14
15
12
8
7
9
8
12
15
Swell 1
Height (m)
Direction
Period (s)
0.3
SSW
16
0.3
WNW
18
0.4
WNW
18
0.6
W
16
1.9
WNW
10
1.8
WNW
10
1.8
WNW
10
1.6
WNW
10
1.5
WNW
10
1.5
WNW
10
1.1
WNW
14
1.2
WNW
13
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.7
WNW
10
1.8
WNW
10
1.8
WNW
12
1
WNW
12
1.1
WNW
12
2.1
WNW
10
1.9
WNW
11
1.7
WNW
11
1.6
WNW
11
Energy kJ
51
61
103
188
669
609
566
490
436
419
471
461
553
522
522
590
679
844
265
341
997
792
661
560
Swell 2
Height (m)
Direction
Period (s)
0.3
SSW
13
0.3
SSW
16
0.2
SSW
12
0.3
SW
17
0.7
W
16
0.9
WNW
16
0.9
WNW
15
1
W
14
1.1
W
14
1.1
W
14
0.3
SSW
15
0.3
SSW
14
1
WNW
13
1
WNW
13
0.9
WNW
13
0.6
W
13
0.3
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
15
0.4
SW
15
0.4
SW
19
0.6
SW
19
0.6
SW
19
Energy kJ
33
51
15
45
251
416
365
429
508
501
42
41
361
361
294
128
40
90
86
80
57
133
236
236
Swell 3
Height (m)
Direction
Period (s)
0.2
W
19
0.2
SSW
13
0.3
SW
17
0.2
SSW
16
0.3
SW
17
0.3
SSW
15
0.3
SSW
15
0.3
SSW
15
0.3
SSW
15
0.3
SW
16
0.3
SW
16
0.3
SW
16
0.3
SSW
14
0.3
SSW
14
0.4
SW
21
0.4
SW
21
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
13
0.4
SW
15
0.3
SW
15
0.4
SW
15
Energy kJ
28
16
44
25
46
47
44
44
44
42
43
43
41
40
162
162
36
36
36
36
35
57
36
60
Wind waves
Height (m)
Direction
Period (s)
1.7
WNW
10
2.1
WNW
10
2.2
WNW
9
2.1
WNW
10
2.5
NW
9
1.9
NW
10
1.5
WNW
10
1.6
WNW
9
2.4
NW
9
1.8
WNW
9
2
WNW
9
Energy kJ
613
838
784
766
1129
710
402
413
945
572
660
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
3
4
3
3
3
3
2
4
3
4
3
1
3
1
2
3
3
3
3
3
3
Distance (km)
127
129
75
8
0
0
0
0
8
128
46
8
0
0
17
23
17
8
8
8
0
23
23
23
Best forecast wave conditions in Marin County
Rating
(10 max)
3
4
4
3
3
3
4
4
4
4
3
3
3
3
4
4
4
4
3
Best forecast wave conditions in United States
Rating
(10 max)
4
3
4
4
5
4
4
3
3
3
4
4
5
4
4
3
4
4
4
4
4
4
4
3
Header Global
Rating
(10 max)
4
4
4
4
4
4
4
4
5
5
5
5
4
5
4
5
5
4
4
5
4
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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