Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Dillon Beach surfForecast / CAL – Marin County / USA
48hr Weather and Surf, issued 9 pm Friday 19 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Dillon Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dillon Beach sea temperature is
13.0° C
(Which is slightly warmer than usual)How big are the waves at Dillon Beach today?
The current surf forecast for Dillon Beach at 12AM is: 1.9m 11s primary swell from a West direction and 1.1m 13s secondary swell from a Northwest direction (forecast issued at 09:00pm December 19). The wind direction is predicted to be onshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Dec) | 4.5ft (1.4m) | 12s |
| Afternoon (20 Dec) | 4.5ft (1.3m) | 12s |
| Evening (20 Dec) | 4ft (1.2m) | 12s |
Table - waves today at Dillon Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Fri 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 7 | 7 | 8 | 8 | 8 | 11 | 8 | 8 | 8 | 10 | 9 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1514 | 1144 | 716 | 607 | 585 | 558 | 463 | 448 | 440 | 369 | 314 | 306 | 465 | 542 | 587 | 333 | 301 | 191 | 236 | 208 | 166 | 248 | 184 | 244 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | glass | glass | glass | cross- off | cross- off | cross- on | cross | cross | cross | cross | cross- on | on | on | on | cross- on | cross- on | glass | glass | cross- on | cross- on |
High Tide / height (m) | 12:35AM 1.23 | 10:29AM 1.62 | 1:10AM 1.23 | 11:06AM 1.60 | 1:45AM 1.23 | 11:44AM 1.56 | ||||||||||||||||||
Low Tide / height (m) | 5:35PM -0.17 | 5:13AM 0.97 | 6:09PM -0.19 | 5:49AM 0.96 | 6:43PM -0.20 | 6:27AM 0.95 | ||||||||||||||||||
Fri 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - |
| Sunset | - | - | - | - | - | - | - | 4:53 | - | - | - | - | - | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 |
 |  | |  | |  | |  | |  | | |  |  | | | | | |  | |  | | | |
Rain (mm) | 1 | - | - | - | - | - | - | 1 | 3 | 13 | 1 | 3 | 6 | 18 | 14 | 2 | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 14 | 13 | 13 | 14 | 16 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 13 | 12 |
| Feels °C (?) | 13 | 14 | 14 | 13 | 13 | 14 | 16 | 13 | 13 | 11 | 11 | 11 | 8 | 7 | 10 | 12 | 12 | 10 | 10 | 10 | 10 | 10 | 11 | 9 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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