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Surf Forecasts:
Russian Rivermouth surfForecast / CAL – Sonoma / USA
48hr Weather and Surf, issued 3 am Wednesday 31 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Russian Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Russian Rivermouth sea temperature is
13.0° C
(Which is slightly warmer than usual)How big are the waves at Russian Rivermouth today?
The current surf forecast for Russian Rivermouth at 11AM is: 1.1m 12s primary swell from a West direction and 0.2m 13s secondary swell from a South-southwest direction (forecast issued at 03:00am December 31). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Dec) | 3.5ft (1.1m) | 12s |
| Afternoon (31 Dec) | 3.5ft (1.1m) | 12s |
| Evening (31 Dec) | 3.5ft (1.1m) | 11s |
Table - waves today at Russian Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 31 | Thursday 01 | Friday 02 | ||||||||||||||||||||||
| 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 | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 8 | 11 | 6 | 7 | 7 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 380 | 356 | 350 | 339 | 322 | 322 | 322 | 311 | 311 | 322 | 333 | 276 | 271 | 248 | 247 | 242 | 198 | 198 | 153 | 184 | 266 | 267 | 832 | 1157 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | cross- off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:08AM 2.48 | 9:42PM 1.64 | 8:00AM 2.57 | 10:35PM 1.72 | 8:53AM 2.63 | |||||||||||||||||||
Low Tide / height (m) | 12:35AM 1.26 | 2:48PM 0.09 | 1:38AM 1.32 | 3:38PM -0.08 | 2:40AM 1.33 | 4:28PM -0.17 | ||||||||||||||||||
Wednesday 31 | Thursday 01 | Friday 02 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:28 | - | - | - | - | - | - | - | 7:28 | - | - | - | - | - | - | - | 7:28 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 | - | - | - | - | - | - | - | 5:02 | - | - |
 |  | |  |  | |  | | | | | | | | | | | | |  | | | | | |
Rain (mm) | - | - | - | - | 2 | 2 | 4 | 2 | 5 | 2 | 5 | 3 | 1 | 1 | 2 | 1 | 1 | - | - | - | - | - | 1 | 3 |
| Temp. °C | 10 | 11 | 12 | 11 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 14 | 14 |
| Feels °C (?) | 7 | 8 | 9 | 8 | 6 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 9 | 8 |
- 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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