Surf Forecasts:
How big are the waves at Dillon Beach today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3ft (0.9m), 12s period with WNW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 12s period with WNW swell.
- Evening surf: Evening surf (20 Aug, local time) - 5ft (1.5m), 11s period with WNW swell.
The current surf forecast for Dillon Beach at 5AM is: 0.7m 14s primary swell from a Southwest direction and 0.8m 12s secondary swell from a West-northwest direction, 1.2m 7s secondary swell from a West-northwest direction (forecast issued at 10:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3ft (0.9m) | 12s |
| Afternoon (20 Aug) | 3ft (0.9m) | 12s |
| Evening (20 Aug) | 5ft (1.5m) | 11s |
Table - waves today at Dillon Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 11°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | ||||||||||||||||
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) | SSW 15 | SSW 15 | SW 15 | SW 14 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | SW 14 | SSW 14 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 279 | 283 | 223 | 206 | 196 | 196 | 196 | 180 | 553 | 543 | 211 | 180 | 134 | 130 | 322 | 275 | 265 | 82 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | on | on | on | on | cross-on |
High Tide | 7:37AM1.04m | 5:43PM1.47m | 9:03AM1.10m | 6:43PM1.47m | ||||||||||||||
Low Tide | 00:41AM0.28m | 12:05PM0.93m | 1:50AM0.23m | 1:26PM0.98m | ||||||||||||||
 |  | |  |  | | | | | | | |  | | | |  | | |
 | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | 8:00 | — | — | — | — | — | — | 7:59 | — | — | — | — | — | — | — | 7:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 12 | 12 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 13 | 13 |
Feels °C | 10 | 11 | 12 | 11 | 11 | 13 | 11 | 10 | 10 | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | SW 14 | SW 14 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SSW 13 | SSW 13 | SSW 13 | WNW 10 |
| kJ | 279 | 283 | 148 | 153 | 196 | 196 | 196 | 180 | 208 | 211 | 133 | 133 | 130 | 130 | 118 | 116 | 68 | 82 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | WNW 11 | SW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 20 | SW 19 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SW 18 | SW 18 | SSW 13 |
| kJ | 155 | 148 | 223 | 206 | 191 | 163 | 168 | 175 | 15 | 15 | 211 | 180 | 134 | 123 | 79 | 79 | 78 | 68 |
Swell 3 Height (m) Direction Period (s) | S 9 | — | — | — | WSW 18 | WSW 19 | WSW 19 | WSW 19 | SW 20 | — | SW 19 | SW 19 | WSW 19 | SW 18 | S 10 | S 10 | W 13 | SW 17 |
| kJ | 2 | — | — | — | 32 | 36 | 36 | 37 | 15 | — | 15 | 15 | 36 | 51 | 2 | 2 | 14 | 47 |
Wind waves Height (m) Direction Period (s) | WNW 7 | NW 7 | WNW 7 | WNW 7 | WNW 6 | WNW 6 | WNW 6 | WNW 5 | WNW 11 | WNW 11 | NW 5 | NW 5 | WNW 5 | WNW 4 | WNW 11 | WNW 11 | WNW 10 | NW 5 |
| kJ | 146 | 158 | 145 | 116 | 85 | 80 | 75 | 69 | 553 | 543 | 82 | 57 | 39 | 32 | 322 | 275 | 265 | 41 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 9 | 9 | 9 | 166 | 138 | 138 | 65 | 9 | 9 | 9 | 166 | 168 | 168 | 138 | 125 |
Best forecast wave conditions in Marin County | ||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||
Header Global | ||||||||||||||||||
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