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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 4 am Thursday 21 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
14.4° C
(Which is 2.2°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 8AM is: 1.6m 11s primary swell from a West-northwest direction and 0.6m 19s secondary swell from a Southwest direction (forecast issued at 04:00am May 21). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 5ft (1.6m) | 11s |
| Afternoon (21 May) | 4.5ft (1.4m) | 11s |
| Evening (21 May) | 4.5ft (1.3m) | 11s |
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 16°C on Thu afternoon, min 10°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | SW 16 | SW 16 | SW 16 | |
378 | 659 | 586 | 521 | 436 | 379 | 379 | 322 | 310 | 338 | 286 | 281 | 286 | 338 | 286 | 263 | 240 | 240 | 235 | 231 | 203 | 203 | 159 | 161 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | |
High Tide | 2:20AM1.84m | 4:56PM1.49m | 3:23AM1.66m | 5:49PM1.54m | 4:34AM1.48m | 6:36PM1.59m | ||||||||||||||||||
Low Tide | 9:24AM-0.30m | 9:56PM0.90m | 10:23AM-0.16m | 11:17PM0.76m | 11:21AM-0.02m | |||||||||||||||||||
 | |  | | |  | | | | | | | | | | | | | | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:17 | — | — | — | — | — | — | — | 8:19 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 12 | 14 | 16 | 14 | 12 | 11 | 10 | 10 | 11 | 14 | 15 | 14 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 13 | 12 | 11 |
9 | 9 | 10 | 12 | 13 | 10 | 9 | 9 | 7 | 7 | 9 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 9 | 8 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 7 | SW 16 |
 kJ | 378 | 659 | 586 | 521 | 436 | 379 | 379 | 322 | 310 | 338 | 286 | 281 | 286 | 338 | 286 | 263 | 240 | 240 | 235 | 231 | 179 | 85 | 46 | 161 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | 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 | SW 17 | SW 14 | SW 15 | SW 15 | SW 16 | SW 16 | SW 16 | WNW 7 | SW 16 | WNW 7 |
| kJ | 283 | 133 | 236 | 184 | 133 | 84 | 84 | 83 | 80 | 108 | 194 | 194 | 152 | 109 | 107 | 74 | 109 | 115 | 201 | 203 | 203 | 36 | 159 | 36 |
Swell 3 Height (m) Direction Period (s) | 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 | SW 14 | SSW 12 | SSW 12 | SSW 12 | SW 22 | SW 22 | SW 21 | SW 16 | WNW 10 | WNW 10 |
| kJ | 35 | 36 | 34 | 34 | 82 | 31 | 32 | 30 | 30 | 30 | 33 | 32 | 32 | 73 | 72 | 29 | 29 | 29 | 18 | 18 | 18 | 203 | 56 | 55 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | S 3 | SSE 3 | S 3 | S 3 | SSW 3 | S 3 | S 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 3 | 3 | 47 | 47 | 3 | 3 | 3 | 3 | 3 | 3 | 119 | 53 | 20 | 3 | 3 | 3 | 3 | 80 | 80 | 53 | 53 | 65 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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.
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