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) - 2.5ft (0.7m), 14s period with SW swell.
The current surf forecast for Dillon Beach at 6PM is: 0.7m 14s primary swell from a Southwest direction and 0.9m 11s secondary swell from a West-northwest direction, 1.2m 5s secondary swell from a West-northwest direction (forecast issued at 10:00am August 20). The wind direction is predicted to be 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) | 2.5ft (0.7m) | 14s |
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 12°C on Thu morning). Winds decreasing (fresh winds from the WNW on Sat afternoon, calm by Sat night). | ||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 11 | SW 14 | WNW 11 | SW 14 | SSW 14 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SW 18 | WNW 5 | SSW 13 | SSW 13 | SW 13 | WNW 10 | WNW 5 | NW 6 | NW 6 | NW 6 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 196 | 196 | 196 | 203 | 208 | 543 | 211 | 180 | 134 | 130 | 322 | 397 | 78 | 71 | 116 | 116 | 85 | 204 | 107 | 249 | 301 | 159 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 7:37AM1.04m | 5:43PM1.47m | 9:03AM1.10m | 6:43PM1.47m | 9:57AM1.16m | 7:43PM1.49m | ||||||||||||||||
Low Tide | 12:05PM0.93m | 1:50AM0.23m | 1:26PM0.98m | 2:50AM0.17m | 2:34PM0.97m | |||||||||||||||||
 | | |  |  |  | | | | | | |  | | | |  | | | | | | |
 | 6:30 | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | 7:59 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 13 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 17 | 17 | 18 | 16 | 14 |
Feels °C | 11 | 13 | 11 | 10 | 10 | 11 | 10 | 10 | 12 | 12 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 14 | 12 | 13 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | SW 14 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | WNW 10 | WNW 10 | WNW 10 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 16 |
| kJ | 76 | 196 | 196 | 180 | 138 | 211 | 133 | 133 | 130 | 130 | 118 | 116 | 68 | 68 | 80 | 78 | 77 | 67 | 67 | 66 | 65 | 91 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | WNW 6 | SSW 14 | SW 14 | SW 14 | SW 19 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SW 18 | SW 18 | SW 18 | SSW 13 | SSW 13 | SW 13 | SW 18 | SW 17 | SW 17 | SW 17 | SSW 12 |
| kJ | 196 | 52 | 168 | 203 | 208 | 15 | 211 | 180 | 134 | 123 | 79 | 79 | 78 | 48 | 116 | 116 | 85 | 50 | 103 | 100 | 98 | 60 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SSW 14 | WSW 19 | WSW 19 | SW 20 | — | SW 19 | SW 19 | WSW 19 | SW 18 | S 10 | S 10 | W 13 | WNW 13 | SW 18 | WSW 18 | SW 18 | SSW 16 | S 10 | S 10 | S 10 | WNW 10 |
| kJ | 191 | 163 | 36 | 37 | 15 | — | 15 | 15 | 36 | 51 | 2 | 2 | 14 | 17 | 48 | 31 | 49 | 26 | 8 | 8 | 8 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 6 | WNW 5 | NW 5 | WNW 11 | NW 5 | NW 5 | NW 5 | WNW 4 | WNW 11 | WNW 11 | WNW 5 | WNW 5 | NW 4 | NW 4 | NW 4 | WNW 10 | WNW 5 | NW 6 | NW 6 | NW 6 |
| kJ | — | — | 51 | 44 | 76 | 543 | 76 | 47 | 32 | 25 | 322 | 397 | 68 | 71 | 29 | 14 | 16 | 204 | 107 | 249 | 301 | 159 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 9 | 24 | 166 | 166 | 138 | 138 | 9 | 9 | 9 | 166 | 168 | 138 | 138 | 96 | 9 | 9 | 9 | 166 | 166 | 168 | 154 | 38 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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