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Russian Rivermouth Surf Forecast
/ CAL – Sonoma (10 breaks) / California (404 breaks) /
Surf Forecasts:
Russian Rivermouth surfForecast / CAL – Sonoma / USA
48hr Weather and Surf, issued 4 am Monday 18 May 2026 PDTForecast 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
10.6° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Russian Rivermouth today?
The current surf forecast for Russian Rivermouth at 9AM is: 1.1m 11s primary swell from a West-northwest direction and 0.3m 13s secondary swell from a South-southwest direction (forecast issued at 04:00am May 18). The wind direction is predicted to be cross-shore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3.5ft (1.1m) | 11s |
| Afternoon (18 May) | 7ft (2.2m) | 10s |
| Evening (18 May) | 3.5ft (1.1m) | 10s |
Table - waves today at Russian Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Mon afternoon, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NW 10 | NW 10 | |
502 | 322 | 322 | 256 | 836 | 402 | 183 | 894 | 312 | 264 | 248 | 800 | 789 | 767 | 683 | 769 | 679 | 643 | 551 | 510 | 461 | 1332 | 1363 | 1475 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | glassy | on | on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | on | on | on | cross-on | cross | |
High Tide | 11:35PM2.60m | 2:04PM1.79m | 00:25AM2.55m | 3:06PM1.80m | 1:19AM2.43m | 4:08PM1.82m | ||||||||||||||||||
Low Tide | 7:05AM-0.14m | 6:21PM1.34m | 8:00AM-0.10m | 7:21PM1.39m | 8:56AM-0.00m | 8:32PM1.41m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | |  | | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:21 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 17 | 22 | 23 | 23 | 17 | 14 | 14 | 14 | 18 | 22 | 22 | 21 | 17 | 16 | 14 | 13 | 15 | 19 | 19 | 19 | 15 | 13 |
10 | 10 | 12 | 17 | 18 | 17 | 13 | 10 | 10 | 11 | 16 | 19 | 18 | 17 | 14 | 13 | 11 | 11 | 14 | 17 | 17 | 16 | 13 | 12 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | SW 16 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
 kJ | 502 | 322 | 322 | 256 | 265 | 67 | 183 | 318 | 312 | 264 | 248 | 800 | 789 | 767 | 683 | 769 | 679 | 643 | 551 | 510 | 461 | 550 | 723 | 689 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SSW 13 | SSW 13 | SW 16 | WNW 18 | WNW 17 | W 16 | WNW 16 | WNW 16 | WNW 15 | SW 16 | SW 16 | SW 17 | SW 16 | SW 17 | SW 16 | SW 16 | SW 21 | SW 21 | SW 16 | SW 16 | SW 15 | SW 15 |
| kJ | 45 | 44 | 34 | 34 | 67 | 61 | 101 | 132 | 201 | 256 | 225 | 42 | 41 | 43 | 43 | 43 | 41 | 41 | 162 | 117 | 40 | 87 | 84 | 80 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SW 18 | SW 16 | SSW 13 | SSW 13 | SW 16 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SW 16 | SW 16 | SSW 14 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 31 | 31 | 12 | 42 | 33 | 16 | 42 | 43 | 43 | 42 | 41 | 22 | 23 | 22 | 22 | 42 | 40 | 39 | 40 | 40 | 36 | 35 | 35 | 35 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WNW 10 | WNW 10 | WNW 6 | WNW 10 | — | — | — | — | — | — | NW 10 | NW 9 | — | — | — | — | — | WNW 12 | NW 10 | NW 10 |
| kJ | — | — | — | — | 836 | 402 | 58 | 894 | — | — | — | — | — | — | 587 | 505 | — | — | — | — | — | 1332 | 1363 | 1475 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 1 | 1 | 12 | 192 | 193 | 12 | 1 | 1 | 1 | 0 | 18 | 72 | 192 | 18 | 1 | 12 | 0 | 0 | 45 | 50 | 18 | 91 | 1 |
Best forecast wave conditions in Sonoma County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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