Surf Forecasts:
How big are the waves at Dillon Beach today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3ft (0.9m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 4ft (1.2m), 13s period with SSW swell.
- Evening surf: Evening surf (21 Jul, local time) - 4.5ft (1.3m), 12s period with SSW swell.
The current surf forecast for Dillon Beach at 4AM is: 0.8m 16s primary swell from a Southwest direction and 0.8m 11s secondary swell from a South direction (forecast issued at 10:00pm July 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3ft (0.9m) | 14s |
| Afternoon (21 Jul) | 4ft (1.2m) | 13s |
| Evening (21 Jul) | 4.5ft (1.3m) | 12s |
Table - waves today at Dillon Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Tue afternoon, min 13°C on Mon night). Winds increasing (calm on Tue morning, fresh winds from the WNW by Thu afternoon). | ||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 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 16 | SW 16 | SW 16 | SW 16 | SSW 14 | SSW 13 | SSW 13 | SW 14 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 295 | 295 | 291 | 291 | 323 | 313 | 523 | 248 | 490 | 522 | 376 | 343 | 300 | 242 | 276 | 227 | 236 | 246 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | on | cross-on | glassy | cross-on | cross-on | cross-on | glassy | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | on | on |
High Tide | 5:13PM1.53m | 5:59AM1.00m | 5:55PM1.54m | 7:42AM0.98m | 6:40PM1.54m | |||||||||||||
Low Tide | 00:23AM0.38m | 11:36AM0.58m | 1:31AM0.28m | 12:35PM0.75m | ||||||||||||||
 |  |  |  | | | |  | | | | |  | | | | | | |
 | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 8:30 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 14 | 14 | 16 | 17 | 19 | 18 | 17 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 16 | 15 |
Feels °C | 14 | 13 | 13 | 13 | 16 | 16 | 17 | 17 | 17 | 16 | 17 | 18 | 17 | 17 | 17 | 18 | 16 | 15 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | SSW 14 | SSW 13 | SSW 13 | S 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | S 8 | S 8 |
| kJ | 178 | 221 | 169 | 155 | 323 | 313 | 523 | 225 | 490 | 522 | 376 | 343 | 300 | 240 | 276 | 227 | 200 | 161 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | S 11 | S 11 | NW 9 | SW 14 | NW 8 | NW 8 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 13 | SW 14 | SSW 14 | SSW 14 |
| kJ | 295 | 295 | 291 | 291 | 114 | 114 | 61 | 248 | 42 | 32 | 220 | 178 | 183 | 242 | 114 | 189 | 236 | 246 |
Swell 3 Height (m) Direction Period (s) | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | WNW 13 | NW 9 | WNW 13 | WNW 13 | NW 8 | NW 8 | NW 8 | NW 8 | SW 16 | NW 12 | NW 12 | NW 12 |
| kJ | 82 | 82 | 69 | 54 | 54 | 26 | 57 | 61 | 56 | 55 | 31 | 31 | 22 | 21 | 124 | 35 | 34 | 66 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | SSE 3 | S 4 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 8 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 15 | 0 | 9 | 9 | 0 | 20 | 54 | 20 | 0 | 0 | 0 | 0 | 0 | 20 | 1 | 20 | 25 | 9 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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