Deadman's Surf Break

Lat Long: 37.79° N 122.50° W

Issued: 4 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Deadman's sea temperature is
16.1° C

3.6°C warmer than normal for this time of year

Deadman's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Deadman's surf forecast from 21 Jun 2026:

  • Best quality surf: Sunday 28 Jun, 2AM (local time) - 10ft (3.0m), 10s period, NW swell with glassy winds.
  • Most powerful swell: Sunday 28 Jun, 2AM (local time) - 10ft (3.0m), 10s period, NW swell with 1,943 kJ wave energy.
  • Next surfable swell (1★+): Thursday 25 Jun, 5AM (local time) - 3ft (0.9m), 8s period with WNW swell.

Best Forecast Surf Conditions for Deadman's this week:

The surf forecast for Deadman's over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jun 25) at 5AM. The primary swell is predicted to be 0.9m and 8s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Deadman's in the next 16 days are 3.0m 10s and forecast to arrive on Sunday (Jun 28) at 2AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 16s period and expected on Thursday (Jun 25) at 11AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Thu 25th Jun)3ft (0.9m) 8s
Best Surf 2AM (Sun 28th Jun)10ft (3.0m) 10s
Most Powerful 2AM (Sun 28th Jun)10ft (3.0m) 10s

Table - best surf conditions forecast for Deadman's over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Tue afternoon, min 12°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Very mild (max 17°C on Wed afternoon, min 13°C on Wed night). Mainly fresh winds.

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
0
0
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SW
15
0.9
SW
14
0.8
SW
14
1.1
WNW
8
0.6
SW
13
0.6
SW
16
0.5
SW
16
0.8
WNW
8
0.6
SW
15
0.6
SW
14
1
SW
17
0.5
SW
13
1.1
WNW
8
0.9
SW
15
2.1
WNW
8
1.7
WNW
7
2
WNW
7
0.9
SW
18
1.6
WNW
7
2.5
WNW
8
3
NW
10
Wave Graph
Metric surfscale
Energy kJ
309
305
251
149
142
208
127
81
134
167
573
84
157
344
493
294
356
444
246
982
1943
Wind (km/h)
15
SW
25
WSW
15
WSW
15
SW
25
WSW
15
WSW
15
SW
25
WSW
10
SW
15
WSW
25
WSW
20
SW
15
SW
25
W
25
W
20
W
30
W
25
WNW
30
W
35
WNW
5
E
Wind State
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
5:39PM1.70m
5:36AM1.18m
6:21PM1.75m
7:13AM1.10m
7:00PM1.79m
8:48AM1.12m
7:39PM1.82m
10:03AM1.20m
8:17PM1.85m
11:00AM1.29m
8:56PM1.87m
11:47AM1.35m
9:34PM1.88m
Low Tide
10:35AM0.16m
00:03AM0.46m
11:26AM0.37m
1:07AM0.30m
12:20PM0.56m
2:02AM0.15m
1:14PM0.73m
2:51AM0.02m
2:08PM0.86m
3:34AM-0.07m
2:59PM0.95m
4:14AM-0.13m
3:47PM1.01m
4:51AM-0.17m
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:48
5:48
5:48
5:48
5:48
5:48
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:35
8:35
8:35
8:35
8:35
8:35
8:36
 mm
Temp °C
15
16
14
15
16
14
15
17
14
16
17
15
15
16
15
16
17
15
15
16
15
Feels °C
13
13
11
12
12
11
13
13
11
14
13
12
12
11
10
12
13
10
10
10
9
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
8
0.9
SW
14
1.2
WNW
8
1.1
WNW
8
0.9
WNW
8
0.9
WNW
8
0.9
WNW
8
0.8
WNW
8
0.6
WNW
8
0.7
SW
18
1
SW
17
0.7
SW
16
1.1
WNW
8
0.9
SW
15
0.6
SW
15
0.6
SW
14
0.6
SW
14
0.9
SW
18
0.7
WNW
11
0.7
SW
17
2.5
WNW
10
Energy kJ
105
305
202
149
113
99
94
81
47
316
573
264
157
344
174
169
164
444
105
288
1273
Swell 2
Height (m)
Direction
Period (s)
0.9
SW
15
0.4
SW
19
0.8
SW
14
0.7
SW
14
0.6
SW
13
0.6
SW
16
0.6
SSW
13
0.7
SW
15
0.6
SSW
18
0.6
SW
14
0.7
WNW
9
0.7
WNW
8
0.9
SSW
16
0.3
SW
21
0.4
SW
19
0.5
SW
19
0.6
SW
19
0.1
W
14
0.6
SW
18
0.8
SW
16
Energy kJ
309
96
251
203
142
208
114
223
214
167
70
64
441
71
126
183
222
4
246
306
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
20
0.2
S
10
0.6
SW
18
0.4
SW
18
0.4
SW
17
0.6
SSW
13
0.5
SW
16
0.6
SSW
19
0.6
SW
15
0.7
WNW
8
0.5
SW
13
0.5
SW
13
0.2
S
11
0.2
S
11
0.1
S
11
0.1
S
11
0.1
S
10
0.1
S
10
0.4
SW
13
Energy kJ
97
8
197
111
103
116
127
251
134
58
82
84
9
9
2
2
2
2
43
Wind waves
Height (m)
Direction
Period (s)
1.1
WNW
9
1.5
WNW
8
2.1
WNW
8
1.7
WNW
7
2
WNW
7
1.8
WNW
6
1.6
WNW
7
2.5
WNW
8
3
NW
10
Energy kJ
190
247
493
294
356
271
235
982
1943
Nearest Offshore or Glassy
Rating
(10 max)
2
1
2
1
1
1
1
3
1
1
2
1
2
1
3
1
1
2
2
2
4
Distance (km)
3
102
3
3
102
3
3
119
3
3
446
20
415
102
71
102
102
101
101
467
2
Best forecast wave conditions in Marin County
Rating
(10 max)
2
2
1
1
1
1
1
3
5
Best forecast wave conditions in United States
Rating
(10 max)
3
2
4
1
2
3
3
3
3
2
2
3
2
2
4
2
2
4
4
2
5
Header Global
Rating
(10 max)
5
7
5
6
5
5
5
7
8
8
6
5
6
5
5
5
5
5
5
8
9
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Deadman's Surf forecast

The above surf forecast table for Deadman's provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Deadman's can be found by selecting the local surf guide option on the grey menu. Our Deadman's surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Deadman's) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Deadman's may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Deadman's is 6 km (4 miles) from the city of San Francisco. If you plan a vacation in Marin County, look for hotels and other accommodation in San Francisco. San Francisco has rooms for a wide range of budgets as well as car hire and transport links.

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