Surf Forecasts:
How big are the waves at Dillon Beach today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4ft (1.2m), 11s period with WNW swell.
- Evening surf: Evening surf (21 Aug, local time) - 4.5ft (1.3m), 5s period with WNW swell.
The current surf forecast for Dillon Beach at 5PM is: 1.3m 10s primary swell from a West-northwest direction and 0.6m 13s secondary swell from a South-southwest direction, 0.4m 18s secondary swell from a Southwest direction (forecast issued at 10:00am August 21). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 11s |
| Afternoon (21 Aug) | 4ft (1.2m) | 11s |
| Evening (21 Aug) | 4.5ft (1.3m) | 5s |
Table - waves today at Dillon Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Sat afternoon, min 12°C on Sun night). Winds decreasing (fresh winds from the WNW on Sat afternoon, calm by Sun morning). | ||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||
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 11 | WNW 11 | WNW 11 | WNW 10 | SW 18 | WNW 5 | SSW 13 | SSW 13 | SW 13 | WNW 10 | WNW 5 | NW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | NW 7 | NW 7 | WNW 8 | NW 8 | WNW 8 | NW 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 134 | 130 | 322 | 339 | 99 | 83 | 99 | 116 | 85 | 204 | 153 | 316 | 292 | 148 | 112 | 155 | 279 | 268 | 183 | 255 | 230 | 353 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | on | on | on | on | on |
High Tide | 9:03AM1.10m | 6:43PM1.47m | 9:57AM1.16m | 7:43PM1.49m | 10:35AM1.21m | 8:37PM1.53m | ||||||||||||||||
Low Tide | 1:26PM0.98m | 2:50AM0.17m | 2:34PM0.97m | 3:41AM0.10m | 3:28PM0.92m | |||||||||||||||||
 | |  | |  | | | | | | |  | | | |  | | | | | | | |
 | 6:31 | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:55 | — | — | — | — | — | — | — | 7:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 14 | 15 | 13 | 13 | 13 | 13 | 13 | 18 | 19 | 19 | 17 | 15 | 13 | 13 | 14 | 18 | 17 | 15 | 13 | 12 |
Feels °C | 12 | 11 | 9 | 11 | 10 | 11 | 12 | 12 | 12 | 15 | 14 | 13 | 13 | 12 | 11 | 12 | 14 | 17 | 15 | 13 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 12 | SW 12 | SW 15 | WNW 7 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 130 | 130 | 118 | 116 | 99 | 68 | 80 | 78 | 77 | 67 | 67 | 67 | 65 | 60 | 38 | 57 | 178 | 173 | 183 | 187 | 230 | 242 |
Swell 2 Height (m) Direction Period (s) | 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 | SW 19 | WNW 10 | SSW 12 | SW 15 | SW 19 | SW 19 | SW 18 | SW 18 | SSW 16 |
| kJ | 134 | 123 | 79 | 79 | 78 | 48 | 99 | 116 | 85 | 50 | 75 | 100 | 98 | 89 | 18 | 28 | 58 | 130 | 173 | 114 | 112 | 97 |
Swell 3 Height (m) Direction Period (s) | 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 | SSW 16 | WSW 16 | SSW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SW 18 |
| kJ | 36 | 51 | 2 | 2 | 14 | 17 | 48 | 31 | 49 | 26 | 8 | 8 | 8 | 20 | 48 | 25 | 28 | 38 | 58 | 58 | 58 | 82 |
Wind waves Height (m) Direction Period (s) | WNW 4 | WNW 4 | WNW 11 | WNW 10 | WNW 5 | WNW 5 | NW 5 | NW 4 | NW 4 | WNW 10 | WNW 5 | NW 6 | NW 6 | NW 6 | WNW 6 | WNW 6 | NW 7 | NW 7 | — | NW 8 | — | NW 8 |
| kJ | 16 | 13 | 322 | 339 | 87 | 83 | 31 | 18 | 17 | 204 | 153 | 316 | 292 | 148 | 112 | 155 | 279 | 268 | — | 255 | — | 353 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 9 | 166 | 168 | 168 | 138 | 38 | 9 | 9 | 9 | 45 | 166 | 166 | 138 | 138 | 9 | 0 | 0 | 24 | 24 | 166 | 9 | 9 |
Best forecast wave conditions in Marin County | ||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||
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