Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Deadman's surf break

Deadman's surfForecast / CAL – Marin County / USA

information circle12 Day Weather and Surf, issued 10 pm Friday 12 Sep 2025 PDT
Forecast update in hr  min  s Forecast update imminent
Deadman's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Deadman's sea temperature is
18.1° C
 (Which is 3.5°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Deadman's this week:

The surf forecast for Deadman's over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 15) at 2AM. The primary swell is predicted to be 1.4m and 7s period with a secondary swell of 0.6m and 11s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Deadman's in the next 12 days are 1.7m 12s and forecast to arrive on Saturday (Sep 13) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 16s period and expected on Wednesday (Sep 17) at 2AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Mon 15th Sep)4.5ft (1.4m) 7s
Best Surf 2AM (Mon 15th Sep)4.5ft (1.4m) 7s
Most Powerful 8PM (Sat 13th Sep)5.5ft (1.7m) 12s

Table - best surf conditions forecast for Deadman's over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Mostly dry. Warm (max 21°C on Mon afternoon, min 14°C on Fri night). Winds decreasing (fresh winds from the W on Sat afternoon, calm by Mon morning).

Days 3-6 Weather Summary Mostly dry. Warm (max 21°C on Tue afternoon, min 15°C on Tue night). Wind will be generally light.

Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Fri
19
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
1
2
0
0
1
0
2
2
0
1
1
0
0
0
0
1
1
0
1
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
WNW
1.1
WNW
1.4
WNW
0.9
WNW
0.9
WNW
1.4
WNW
1.4
WNW
1.3
WNW
0.9
WNW
1.1
WNW
0.9
WNW
0.8
WNW
0.5
W
0.9
WNW
1.1
WNW
1.5
WNW
1.7
WNW
1.6
WNW
1.3
WNW
1.2
WNW
1.1
WNW
Period(s) (?)13131312111178109991171081011111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)299444604263183495192239137203121886484210313516575387340286
Wind
(km/h)
15
SW
15
SW
30
W
20
W
10
WSW
25
W
5
S
0
NNE
15
WSW
10
SW
5
WSW
15
WSW
10
WSW
5
SW
15
WSW
10
SW
10
SW
15
WSW
10
SW
10
SW
20
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
off		glasscross-
on		crossglasscross-
on		crosscrosscrosscrosscrosscrosscrosscrosscross
High Tide
/ height (m)
4:44AM
1.32
3:34PM
1.96
6:26AM
1.34
4:38PM
1.92
7:51AM
1.41
5:50PM
1.89
8:48AM
1.49
7:03PM
1.87
9:32AM
1.56
8:10PM
1.86
10:08AM
1.60
9:08PM
1.83
10:41AM
1.63
Low Tide
/ height (m)
9:35PM
0.03
9:07AM
0.98
10:49PM
0.03
10:32AM
1.09
12:06AM
0.02
12:05PM
1.09
1:16AM
-0.01
1:21PM
0.99
2:15AM
-0.05
2:22PM
0.85
3:04AM
-0.06
3:14PM
0.68
3:46AM
-0.05
4:00PM
0.53
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Fri
19
Sunrise-6:48--6:50--6:50--6:52--6:52--6:54--6:54-
Sunset--7:21--7:19--7:17--7:15--7:15--7:13--7:12
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
---------------------
Temp. °C151617161819171921201921191820171719171820
Feels °C (?)141512131817161920191919181818151617161718
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for CAL - Marin County

  1. weather stationWind Update The wind is still cross-on at Deadman's (light winds from the W at San Francisco 2 km from Deadman's). 1.6m 6s windswell from the WNW with a 0.9m 14s groundswell from the W. 2 swells combining to make bigger set waves.

    2 hours 39 minutes ago Deadman's
Expand
<
>
View all

2 h 39 min ago

19 km/h
W
Cross-On
Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Deadman's surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Deadman's at:
surf-forecast.com

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 12 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.

Nearest
Nearest
Nearest