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Deadman's Surf Forecast
/ CAL – Marin County (14 breaks) / California (404 breaks) /
Surf Forecasts:
Deadman's surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 10 pm Tuesday 19 May 2026 PDTForecast 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
14.6° C
(Which is 2.5°C warmer than normal for this time of year)How big are the waves at Deadman's today?
The current surf forecast for Deadman's at 4AM is: 1.0m 13s primary swell from a West direction and 1.3m 9s secondary swell from a West-northwest direction (forecast issued at 10:00pm May 19). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 10s |
| Afternoon (20 May) | 5ft (1.6m) | 12s |
| Evening (20 May) | 4.5ft (1.3m) | 9s |
Table - waves today at Deadman's. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Tue night, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Friday 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
W 14 | W 13 | W 13 | W 13 | WNW 10 | WNW 10 | WNW 12 | WNW 10 | WNW 12 | WNW 9 | WNW 9 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | |
449 | 345 | 335 | 339 | 370 | 325 | 694 | 228 | 242 | 312 | 441 | 759 | 597 | 531 | 444 | 379 | 379 | 328 | 322 | 345 | 338 | 286 | 286 | 331 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 1:21AM1.98m | 4:00PM1.47m | 2:20AM1.84m | 4:56PM1.49m | 3:23AM1.66m | |||||||||||||||||||
Low Tide | 7:23PM0.97m | 8:26AM-0.43m | 8:35PM0.96m | 9:24AM-0.30m | 9:56PM0.90m | 10:23AM-0.16m | ||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | |  |  | | | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — |
 | 8:15 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | 8:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 19 | 16 | 12 | 12 | 12 | 15 | 16 | 16 | 13 | 11 | 11 | 11 | 11 | 14 | 15 | 15 | 13 | 12 | 11 | 11 | 12 | 14 | 15 | 14 |
15 | 13 | 9 | 10 | 10 | 13 | 12 | 13 | 10 | 8 | 9 | 9 | 9 | 12 | 12 | 12 | 10 | 9 | 8 | 8 | 10 | 11 | 11 | 9 | |
Swell 1 Height (m) Direction Period (s) | W 14 | WNW 9 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 12 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 449 | 286 | 286 | 286 | 370 | 325 | 694 | 226 | 242 | 312 | 441 | 759 | 597 | 531 | 444 | 379 | 379 | 328 | 322 | 345 | 338 | 286 | 286 | 331 |
Swell 2 Height (m) Direction Period (s) | SW 16 | W 13 | W 13 | W 13 | W 13 | W 13 | SW 16 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | SW 19 | SW 19 | SW 19 | SW 19 | SW 15 | SW 15 | SW 15 | SW 15 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 |
| kJ | 42 | 345 | 335 | 339 | 268 | 263 | 40 | 228 | 228 | 224 | 331 | 133 | 236 | 184 | 133 | 84 | 84 | 83 | 79 | 108 | 194 | 194 | 152 | 109 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | SW 16 | SSW 14 | SW 21 | SW 21 | SW 21 | SSW 14 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SSW 13 | SSW 13 | SW 15 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 42 | 42 | 40 | 72 | 162 | 162 | 36 | 64 | 85 | 82 | 35 | 36 | 34 | 34 | 82 | 31 | 32 | 30 | 29 | 30 | 33 | 32 | 32 | 73 |
Wind waves Height (m) Direction Period (s) | WNW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 299 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 71 | 3 | 3 | 3 | 3 | 3 | 415 | 102 | 3 | 3 | 3 | 3 | 3 | 3 | 792 | 222 | 3 | 3 | 3 | 3 | 3 | 22 | 80 | 53 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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