The Patch surfForecast / CAL – Marin County / USA

information circle48hr Weather and Surf, issued 10 pm Saturday 30 May 2026 PDT
Forecast update in hr  min  s Forecast update imminent
The Patch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Patch sea temperature is
12.8° C
(Which is normal for this time of year)

How big are the waves at The Patch today (31 May):

  • Morning surf: Morning surf (31 May, local time) - 7ft (2.1m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (31 May, local time) - 6ft (1.8m), 10s period with WNW swell.
  • Evening surf: Evening surf (31 May, local time) - 5.5ft (1.7m), 10s period with WNW swell.

The current surf forecast for The Patch at 3AM is: 2.3m 10s primary swell from a West-northwest direction and 0.5m 22s secondary swell from a Southwest direction, 0.4m 13s secondary swell from a Southwest direction (forecast issued at 10:00pm May 30). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (PDT) & DateWave HeightWave Period
Morning (31 May)7ft (2.1m)10s
Afternoon (31 May)6ft (1.8m)10s
Evening (31 May)5.5ft (1.7m)10s

Table - waves today at The Patch. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon afternoon, min 10°C on Sat night). Mainly fresh winds.

Sat
30
Sunday
31
Monday
1
Tuesday
2
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
2 PM
5 PM
Rating
(10 max)
2
3
3
4
4
3
4
3
3
4
3
4
4
2
2
2
2
2
3
2
3
1
2
2
Swell
Height Map
Height MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.5
WNW
8
2.4
WNW
9
2.3
WNW
10
2.3
WNW
10
2.2
WNW
10
1.9
WNW
10
1.8
WNW
10
1.8
WNW
10
1.7
WNW
10
1.8
WNW
10
1.8
WNW
10
0.9
SW
19
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
17
0.9
SW
17
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
Wave Graph
Metric surfscale
Energy kJ
953
929
978
1086
947
776
731
731
659
703
703
622
512
465
460
522
516
510
499
482
454
443
376
371
Wind (km/h)
30
NW
20
NW
15
NW
15
NW
5
NNW
10
W
15
WNW
20
WNW
15
WNW
10
WNW
5
W
5
WNW
5
S
5
SW
15
W
15
WNW
10
W
10
W
10
WNW
10
W
5
W
10
WSW
15
W
25
WNW
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-off
glassy
cross-on
cross
cross-off
cross
cross
cross-off
cross
glassy
cross-on
cross
cross-off
High Tide
11:13PM1.25m
1:48PM0.91m
11:46PM1.23m
2:28PM0.91m
00:21AM1.21m
3:08PM0.91m
Low Tide
6:01PM0.54m
7:04AM-0.17m
6:39PM0.57m
7:38AM-0.17m
7:17PM0.59m
8:14AM-0.16m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:50
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:24
8:25
8:27
8:27
Temp °C
11
10
10
10
12
15
16
15
13
12
11
11
13
16
17
15
12
11
10
10
11
14
14
13
5
6
6
7
11
13
13
11
10
10
10
10
12
15
15
12
10
9
8
8
10
12
12
9
Swell 1
Height (m)
Direction
Period (s)
0.4
SSW
14
0.9
W
12
0.5
SW
22
2.3
WNW
10
2.2
WNW
10
1.9
WNW
10
1.8
WNW
10
1.8
WNW
10
1.7
WNW
10
1.8
WNW
10
1.8
WNW
10
1.7
WNW
10
1.6
WNW
10
1.4
WNW
10
1.3
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
10
1.2
WNW
9
1.2
WNW
9
1.2
WNW
9
1.1
WNW
9
0.9
SW
16
Energy kJ
76
216
229
1086
947
776
731
731
659
703
703
622
512
402
325
281
258
258
253
227
213
213
180
371
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
23
0.4
SW
13
0.4
SW
13
0.5
SW
22
0.6
SSW
21
0.6
SW
21
0.6
SW
20
0.7
SW
20
0.8
SW
20
0.8
SW
19
0.9
SW
19
0.9
SW
19
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
18
0.9
SW
17
0.9
SW
17
0.9
SW
16
0.9
SW
16
0.9
SW
16
0.1
SW
22
Energy kJ
135
46
44
227
302
355
322
392
455
450
621
602
481
465
460
522
516
510
499
482
454
443
376
18
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
18
0.4
SW
22
0.4
SW
18
0.4
SW
18
0.4
SW
13
0.4
SW
13
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
13
0.4
SW
15
0.4
SW
14
0.4
SW
14
0.1
S
15
0.1
S
15
0.1
S
24
0.1
S
15
0.1
SW
22
0.1
S
15
Energy kJ
31
122
80
80
42
42
67
67
67
46
54
54
54
4
4
11
4
18
4
Wind waves
Height (m)
Direction
Period (s)
2.5
WNW
8
2.4
WNW
9
2.3
WNW
10
2.5
NW
9
1.2
WNW
9
Energy kJ
953
929
978
971
208
Nearest Offshore or Glassy
Rating
(10 max)
2
3
3
4
3
3
3
4
3
3
4
3
3
2
3
3
2
2
3
2
3
2
1
1
Distance (km)
120
21
22
0
0
22
0
121
22
0
8
0
0
22
25
0
22
22
0
22
0
451
121
121
Best forecast wave conditions in Marin County
Rating
(10 max)
3
3
4
4
3
4
3
4
4
4
4
2
3
3
2
2
3
2
3
Best forecast wave conditions in United States
Rating
(10 max)
2
4
4
4
5
3
4
4
4
4
4
4
4
4
3
3
4
4
4
4
4
3
3
3
Header Global
Rating
(10 max)
7
7
6
6
5
5
5
5
5
5
5
4
5
5
5
8
5
4
5
4
6
4
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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