Russian Rivermouth surfForecast / CAL – Sonoma / USA

information circle48hr Weather and Surf, issued 4 pm Friday 22 May 2026 PDT
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
10.3° C
(Which is 1.9°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 9PM is: 0.9m 10s primary swell from a West-northwest direction and 0.4m 15s secondary swell from a Southwest direction (forecast issued at 04:00pm May 22). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (22 May)--
Afternoon (22 May)3ft (0.9m)10s
Evening (22 May)3ft (0.9m)10s

Table - waves today at Russian Rivermouth. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Fri afternoon, min 9°C on Sat night). Wind will be generally light.

Fri
22
Saturday
23
Sunday
24
Mon
25
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)
1
1
1
2
2
2
2
2
1
1
2
2
2
2
2
1
1
1
2
2
2
2
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
15
0.6
SW
15
0.6
WNW
15
0.6
WNW
14
0.6
SW
15
0.7
WNW
13
0.8
SW
15
Wave Graph
Metric surfscale
Energy kJ
140
140
140
137
137
137
153
157
157
157
159
203
203
203
159
157
155
191
176
171
163
171
174
266
Wind (km/h)
10
SSW
10
SW
5
SSW
5
S
5
SSE
10
SE
10
SE
15
SSE
15
S
10
S
10
S
5
SSE
5
SSE
5
SSE
5
SSE
10
S
10
SSW
10
SW
5
SW
5
W
5
NW
5
W
0
S
10
SW
cross
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
glassy
cross-off
cross
cross
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
High Tide
6:01PM1.93m
4:43AM1.88m
6:48PM2.01m
6:06AM1.72m
7:27PM2.08m
7:29AM1.63m
Low Tide
11:26PM1.29m
11:43AM0.47m
00:49AM1.13m
12:33PM0.64m
1:57AM0.94m
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:54
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:23
8:24
Temp °C
17
15
12
10
10
10
12
15
16
14
11
9
9
9
11
14
15
14
11
9
9
9
11
14
15
13
11
9
9
8
10
12
13
12
9
8
8
8
9
12
13
12
10
8
8
8
11
12
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.8
WNW
10
0.7
WNW
10
0.7
WNW
10
0.6
WNW
10
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
15
0.6
SW
15
0.6
WNW
15
0.6
WNW
14
0.6
WNW
14
0.6
SW
15
0.8
WNW
13
Energy kJ
140
140
140
137
137
137
135
137
109
102
100
75
203
203
159
157
155
191
176
167
163
145
174
195
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
18
0.4
SW
15
0.4
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.4
WNW
10
0.6
WNW
10
0.6
WNW
9
0.5
WNW
9
0.5
WNW
9
0.5
WNW
9
0.5
WNW
15
0.6
SW
15
0.6
SW
14
0.6
SW
15
0.7
WNW
13
0.8
SW
15
Energy kJ
111
77
77
106
107
109
153
157
157
157
159
203
38
72
68
48
48
48
123
171
132
171
156
266
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
15
0.4
SW
18
0.3
SW
18
0.3
S
12
0.3
SSW
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
12
0.3
S
11
0.4
W
6
0.3
S
12
0.3
S
12
0.4
WNW
16
0.5
W
16
0.4
WNW
15
0.5
WNW
9
0.4
WNW
9
0.4
SW
18
0.4
WNW
9
0.3
WNW
9
0.3
S
11
Energy kJ
76
111
49
25
28
25
25
24
24
23
23
22
11
24
24
86
132
79
47
32
84
28
16
20
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
3
3
1
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
2
2
2
2
2
3
Distance (km)
27
27
12
0
0
0
0
0
12
12
0
0
0
0
0
27
27
27
0
0
0
0
0
27
Best forecast wave conditions in Sonoma County
Rating
(10 max)
3
3
1
3
3
3
3
3
3
2
2
2
2
2
2
3
3
3
2
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
4
3
3
3
3
3
3
3
2
2
3
2
4
3
3
3
3
3
3
4
3
Header Global
Rating
(10 max)
8
5
5
6
7
8
7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
  • 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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