Surf Forecasts:
How big are the waves at Deadman's today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 11s period with W swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.5m), 13s period with SW swell.
- Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 10s period with W swell.
The current surf forecast for Deadman's at 5AM is: 0.6m 11s primary swell from a West direction and 0.8m 5s secondary swell from a West-northwest direction (forecast issued at 10:00pm August 20). An open ocean swell of 0.6m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2ft (0.6m) | 11s |
| Afternoon (21 Aug) | 1.5ft (0.5m) | 13s |
| Evening (21 Aug) | 1.5ft (0.5m) | 10s |
Table - waves today at Deadman's. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Sat afternoon, min 13°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 11 | W 11 | SW 14 | W 11 | SW 13 | SW 18 | SW 13 | SW 13 | W 10 | SW 18 | W 10 | W 10 | WNW 6 | WNW 7 | WNW 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 167 | 167 | 167 | 83 | 83 | 93 | 88 | 85 | 54 | 85 | 85 | 51 | 50 | 50 | 50 | 149 | 297 | 286 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:08PM1.73m | 8:52AM1.28m | 6:06PM1.74m | 9:41AM1.36m | 7:05PM1.76m | |||||||||||||
Low Tide | 00:48AM0.28m | 12:32PM1.10m | 1:48AM0.21m | 1:37PM1.09m | ||||||||||||||
 | | | |  | |  | |  | | | | | | | | | | |
 | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 16 | 17 | 19 | 17 | 16 |
Feels °C | 10 | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SW 13 | SW 16 | SW 16 |
| kJ | 88 | 86 | 85 | 83 | 83 | 83 | 82 | 78 | 54 | 52 | 51 | 51 | 50 | 50 | 50 | 43 | 96 | 90 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 14 | SW 13 | SW 13 | SSW 13 | SW 13 | SW 13 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 17 | SW 13 | SW 12 |
| kJ | 167 | 167 | 167 | 138 | 134 | 93 | 88 | 85 | 68 | 85 | 85 | 68 | 68 | 44 | 44 | 74 | 41 | 39 |
Swell 3 Height (m) Direction Period (s) | SW 20 | SW 20 | SW 20 | SW 19 | SW 20 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | WSW 18 | SW 18 | SW 17 | SW 17 | W 12 | W 12 | W 12 |
| kJ | 15 | 15 | 15 | 15 | 15 | 51 | 50 | 49 | 49 | 49 | 47 | 30 | 48 | 77 | 76 | 12 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 5 | WNW 6 | WNW 7 | WNW 7 |
| kJ | 24 | 21 | 28 | 34 | 33 | 29 | 27 | 33 | 27 | 28 | 45 | 33 | 28 | 28 | 44 | 149 | 297 | 286 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 94 | 71 | 3 | 74 | 71 | 3 | 103 | 103 | 101 | 71 | 3 | 21 | 3 | 21 | 102 | 101 | 3 | 78 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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