Double Point surfForecast / CAL – Marin County / USA

information circle48hr Weather and Surf, issued 4 am 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 12PM is: 1.6m 10s primary swell from a West-northwest direction and 0.4m 16s secondary swell from a Southwest direction (forecast issued at 04:00am May 18). The wind direction is predicted to be cross-offshore.

Time (PDT) & DateWave HeightWave Period
Morning (18 May)7.5ft (2.3m)10s
Afternoon (18 May)6ft (1.8m)10s
Evening (18 May)7ft (2.2m)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 22°C on Mon morning, min 9°C on Wed night). Winds decreasing (fresh winds from the NW on Mon afternoon, calm by Tue morning).

Monday
18
Tuesday
19
Wednesday
20
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)
3
2
3
1
1
0
0
1
4
3
3
2
1
2
1
2
3
3
2
2
2
1
1
2
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
3
NW
10
2.5
NW
10
2.3
NW
10
1.6
WNW
10
1.7
WNW
10
2.2
WNW
10
2.2
WNW
9
2.1
WNW
10
2.5
NW
9
1.9
WNW
10
1.8
WNW
10
1.6
WNW
10
1.6
WNW
10
2
NW
10
1.1
WNW
14
1.2
WNW
13
2.4
NW
9
1.7
WNW
10
1.7
WNW
10
1.8
WNW
13
1.8
WNW
10
1.6
WNW
10
2
WNW
9
2
WNW
9
Wave Graph
Metric surfscale
Energy kJ
1911
1460
1098
562
613
951
820
804
1182
669
566
500
530
769
471
461
945
522
544
1028
679
480
632
646
Wind (km/h)
25
N
30
N
20
N
15
N
25
NW
30
NW
25
NW
20
NW
15
NNW
5
NNW
0
NNW
5
WNW
15
WNW
20
NW
15
NW
15
NW
5
W
5
W
5
SSE
10
SSE
10
W
20
WNW
20
NW
10
WNW
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross
cross
cross-on
glassy
cross-on
cross-on
cross-on
cross
cross
cross
High Tide
00:12AM1.44m
2:40PM0.99m
1:02AM1.41m
3:38PM1.00m
1:55AM1.34m
4:36PM1.01m
Low Tide
8:00AM-0.37m
7:42PM0.52m
8:52AM-0.35m
8:42PM0.54m
9:47AM-0.29m
9:52PM0.55m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:16
8:17
Temp °C
18
18
18
22
20
17
14
13
13
14
16
20
20
17
12
11
11
10
12
16
15
14
10
9
11
10
12
16
14
10
8
9
9
11
14
17
16
13
8
8
10
9
11
14
13
10
6
7
Swell 1
Height (m)
Direction
Period (s)
2.3
WNW
10
2
WNW
10
1.7
WNW
10
1.6
WNW
10
0.4
SW
16
0.3
SSW
16
0.4
WNW
18
0.6
W
16
2.1
WNW
10
1.9
WNW
10
1.8
WNW
10
1.6
WNW
10
1.6
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
1.8
WNW
13
1.8
WNW
10
1
WNW
12
1
WNW
12
1.2
WNW
11
Energy kJ
1154
853
649
562
67
51
103
188
782
669
566
500
530
419
471
461
553
522
544
1028
679
269
265
372
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
13
0.4
SW
13
0.3
SSW
13
0.4
SW
16
0.3
SSW
13
0.2
SSW
13
0.3
SW
17
0.3
SW
17
0.7
W
16
0.8
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
0.4
SW
21
0.3
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
15
Energy kJ
45
44
34
68
33
16
43
45
251
333
365
429
508
494
42
41
356
356
277
162
40
90
86
80
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
18
0.1
SW
18
0.2
SSW
17
0.3
SSW
13
0.2
W
19
0.2
WSW
16
0.2
SSW
12
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
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
0.3
SSW
14
Energy kJ
13
13
27
34
28
27
15
25
46
47
44
44
44
42
43
43
41
40
162
37
36
36
36
36
Wind waves
Height (m)
Direction
Period (s)
3
NW
10
2.5
NW
10
2.3
NW
10
1.7
WNW
10
2.2
WNW
10
2.2
WNW
9
2.1
WNW
10
2.5
NW
9
2
NW
10
1.5
WNW
10
1.6
WNW
9
2.4
NW
9
1.6
WNW
10
2
WNW
9
2
WNW
9
Energy kJ
1911
1460
1098
613
951
820
804
1182
769
402
422
945
480
632
646
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
2
2
2
2
3
4
3
3
3
3
2
4
3
2
3
1
1
1
4
2
2
Distance (km)
75
46
8
8
128
129
75
30
0
0
0
8
8
128
46
8
30
0
17
17
17
46
30
30
Best forecast wave conditions in Marin County
Rating
(10 max)
4
3
3
4
4
3
3
4
3
2
4
4
4
3
2
2
Best forecast wave conditions in United States
Rating
(10 max)
4
4
4
4
4
4
4
4
4
4
4
3
4
3
4
4
4
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
4
4
4
5
4
4
4
4
4
4
4
4
4
4
5
5
4
4
4
5
5
5
4
5
  • 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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