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Surf Forecasts:
The Fort surfForecast / CAL – Sonoma / USA
48hr Weather and Surf, issued 4 pm Monday 15 Sep 2025 PDT
How big are the waves at The Fort today?
The current surf forecast for The Fort at 7PM is: 0.9m 10s primary swell from a West-northwest direction and 0.5m 13s secondary swell from a Southwest direction (forecast issued at 04:00pm September 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | - | - |
| Afternoon (15 Sep) | 3.5ft (1.0m) | 10s |
| Evening (15 Sep) | 3ft (0.9m) | 10s |
Table - waves today at The Fort. (Swell directed towards the surf break)
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 10 | 10 | 8 | 8 | 8 | 9 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 332 | 358 | 367 | 328 | 327 | 295 | 315 | 303 | 303 | 302 | 286 | 278 | 346 | 383 | 284 | 307 | 545 | 692 | 611 | 704 | 385 | 394 | 517 | 543 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | glass | glass | cross- off | cross- off | cross- on | cross- on | cross- on | cross- off | cross- off | glass | glass | glass | cross- on | cross- on | cross | cross- off | cross- off | glass | glass | glass | glass |
High Tide / height (m) | 5:43PM 1.74 | 8:34AM 1.41 | 6:58PM 1.73 | 9:18AM 1.48 | 8:03PM 1.73 | 9:56AM 1.53 | ||||||||||||||||||
Low Tide / height (m) | 12:08PM 1.02 | 1:29AM -0.02 | 1:28PM 0.94 | 2:28AM -0.04 | 2:31PM 0.81 | 3:16AM -0.05 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - |
| Sunset | - | 7:21 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - | - | 7:17 | - | - | - | - | - | - |
 |  |  | | | | | | | | | | | | | | | |  | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 22 | 21 | 22 | 20 | 20 | 19 | 19 | 20 | 24 | 23 | 23 | 20 | 20 | 19 | 16 | 16 | 18 |
| Feels °C (?) | 21 | 20 | 19 | 20 | 19 | 17 | 17 | 21 | 20 | 21 | 18 | 18 | 17 | 17 | 19 | 22 | 21 | 20 | 17 | 19 | 18 | 16 | 16 | 18 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for CAL - Sonoma
Continuing clean conditions at The Fort (calm at Cazadero 11 km from The Fort). 1.4m 8s swell from the NW with a 1.1m 9s swell from the WNW and a 0.5m 12s groundswell from the SW as well as a 0.3m 16s long period groundswell from the SSW. 4 swells combining so expect closeout sets.
Actual: 35 min ago
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