Russian Rivermouth surfForecast / CAL – Sonoma / USA

information circle12 Day Weather and Surf, issued 9 am Thursday 05 Feb 2026 PST
Forecast 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
13.3° C
(Which is 1.4°C warmer than normal for this time of year)


Best Forecast Surf Conditions for Russian Rivermouth this week:

The surf forecast for Russian Rivermouth over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Feb 05) at 4PM. The primary swell is predicted to be 2.5m and 13s period with a secondary swell of 0.8m and 18s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Russian Rivermouth in the next 12 days are 3.5m 17s and forecast to arrive on Friday (Feb 06) at 4AM. Winds are predicted to be cross-offshore at the time the swell arrives.

Wave TypeTime (PST) & Date Wave Height & Period
Next good surf (1 star+) 4PM (Thu 5th Feb)8ft (2.5m) 13s
Best Surf10PM (Thu 5th Feb)10ft (3.0m) 17s
Most Powerful 4AM (Fri 6th Feb)11ft (3.5m) 17s

Table - best surf conditions forecast for Russian Rivermouth over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 20°C on Thu morning, min 11°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 4mm), mostly falling on Tue afternoon. Very mild (max 17°C on Sun morning, min 10°C on Sun night). Wind will be generally light.

Thursday
05
Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
5
4
!
!
!
4
3
3
2
4
2
2
3
2
4
4
4
3
3
0
0
Swell
Height Map
Wave Height (m) & direction (?)
2.4
W
2.5
W
3
W
3.5
W
3
W
2.5
W
2.1
W
1.8
W
2
W
2
W
2
W
2
W
2.1
W
2
W
2.1
W
1.9
WNW
1.8
WNW
1.6
WNW
1.2
WNW
1.1
WNW
0.9
WNW
Period(s) (?)141318161514131312121214141414131312121111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)21162223555556884752300115671094118710951132160816381597168212691109768404308198
Wind
(km/h)
10
ENE
5
SSW
5
N
5
SW
10
W
5
NW
10
NW
10
WNW
10
NNW
5
WNW
15
WNW
15
NW
15
NNW
15
NW
5
N
5
ESE
15
SE
10
ENE
15
E
30
SE
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offglasscrossglassoncross-
on
cross-
on
cross-
on
cross-
on
glasscross-
on
cross-
on
crosscross-
on
glassglasscross-
off
cross-
off
offcross-
off
cross-
on
High Tide
/ height (m)
12:59PM
1.91
1:53AM
2.05
1:54PM
1.70
2:26AM
2.04
3:01PM
1.52
3:02AM
2.02
4:32PM
1.41
3:44AM
1.99
6:37PM
1.39
4:34AM
1.98
8:26PM
1.46
5:32AM
1.99
9:16PM
1.53
Low Tide
/ height (m)
7:18PM
0.63
8:11AM
0.89
7:49PM
0.84
9:13AM
0.86
8:18PM
1.04
10:21AM
0.82
8:49PM
1.21
11:34AM
0.76
9:27PM
1.34
12:43PM
0.68
10:39PM
1.43
1:40PM
0.58
12:09AM
1.47
Thursday
05
Friday
06
Saturday
07
Sunday
08
Monday
09
Tuesday
10
Wednesday
11
Sunrise7:13--7:13--7:11--7:11--7:09--7:09--7:07--
Sunset-5:38--5:39--5:40--5:42--5:43--5:44--5:45-
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
rain showers
light rain
Rain (mm)
----------------22125
Temp. °C201914191712171613171613151511141211121312
Feels °C (?)181913181510141410151413121291297889
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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Information about the Russian Rivermouth Surf forecast

The above surf forecast table for Russian Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Russian Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Russian Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Russian Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Russian Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Russian Rivermouth is 30 km (19 miles) from the city of Windsor. If you plan a vacation in Sonoma County, look for hotels and other accommodation in Windsor. Windsor has rooms for a wide range of budgets as well as car hire and transport links.

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