Russian Rivermouth surfForecast / CAL – Sonoma / USA

information circle48hr Weather and Surf, issued 4 am Monday 27 Apr 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
13.0° C
(Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Russian Rivermouth today?

The current surf forecast for Russian Rivermouth at 10AM is: 0.7m 13s primary swell from a West-northwest direction and 0.3m 12s secondary swell from a South-southwest direction (forecast issued at 04:00am April 27). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (27 Apr)2.5ft (0.7m)13s
Afternoon (27 Apr)2.5ft (0.8m)13s
Evening (27 Apr)1.5ft (0.4m)12s

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 Wed morning, min 9°C on Mon night). Wind will be generally light.

Monday
27
Tuesday
28
Wednesday
29
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
Rating
(10 max)
0
1
1
1
0
0
0
0
1
0
1
1
0
0
0
1
0
1
2
1
0
0
0
2
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
WNW
14
0.8
WNW
13
0.8
WNW
13
0.7
WNW
13
0.8
WNW
13
0.6
WNW
13
0.4
WNW
12
0.3
SW
17
1.1
NW
6
0.5
WNW
12
0.5
WNW
12
0.4
WNW
12
0.5
WNW
12
0.5
WNW
12
0.5
WNW
12
1.1
NW
7
0.4
SW
16
0.4
SW
16
0.9
WNW
11
0.9
WNW
11
0.9
WNW
11
0.9
WNW
11
0.5
WNW
16
1.7
WNW
10
Wave Graph
Metric surfscale
Energy kJ
192
232
192
173
222
127
56
56
82
81
81
55
78
79
81
119
90
69
170
170
164
203
144
532
Wind (km/h)
10
NNW
10
NW
10
NW
10
W
20
W
20
WNW
15
WNW
10
NNW
10
NNW
5
NNW
5
ENE
5
SW
10
W
15
WNW
10
NW
10
NNW
5
NNW
0
NNW
5
N
10
WNW
15
W
15
WNW
10
WNW
10
NNW
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross
cross
glassy
glassy
on
on
cross-on
cross-on
cross-on
glassy
glassy
cross-on
on
on
cross-on
cross-on
High Tide
8:47AM1.81m
9:23PM2.12m
9:47AM1.79m
9:50PM2.18m
10:41AM1.78m
10:16PM2.22m
Low Tide
3:04AM0.92m
2:53PM0.70m
3:50AM0.73m
3:30PM0.83m
4:31AM0.56m
4:05PM0.96m
clear
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:00
8:00
8:01
Temp °C
9
9
11
14
14
15
12
10
9
9
11
15
16
16
13
12
11
10
12
17
17
16
13
11
6
6
9
12
10
11
9
7
7
7
10
14
14
12
10
10
9
9
11
15
14
13
11
9
Swell 1
Height (m)
Direction
Period (s)
0.7
WNW
14
0.8
WNW
13
0.8
WNW
13
0.7
WNW
13
0.3
SSW
12
0.6
WNW
13
0.4
WNW
12
0.4
WNW
12
0.6
WNW
5
0.6
WNW
6
0.5
WNW
6
0.5
WNW
6
0.5
WNW
12
0.5
WNW
12
0.5
WNW
12
0.6
WNW
7
0.7
WNW
8
0.6
WNW
8
0.9
WNW
11
0.9
WNW
11
0.4
WNW
17
0.6
WNW
16
0.5
WNW
16
0.9
WNW
10
Energy kJ
192
232
192
173
28
127
56
56
21
29
23
24
78
79
81
41
59
51
170
170
93
203
144
176
Swell 2
Height (m)
Direction
Period (s)
0.5
W
4
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.2
WSW
15
0.3
SSW
12
0.3
W
13
0.3
W
13
0.5
WNW
12
0.5
WNW
12
0.5
WNW
12
0.4
WNW
12
0.3
SSW
11
0.3
SSW
11
0.3
SSW
11
0.5
WNW
12
0.4
WNW
11
0.5
WNW
11
0.3
WNW
18
0.4
WNW
18
0.3
SW
15
0.3
SW
15
0.5
WNW
10
0.6
WNW
15
Energy kJ
10
28
28
28
22
28
31
31
82
81
81
55
24
25
25
81
50
69
62
103
36
34
60
169
Swell 3
Height (m)
Direction
Period (s)
0.3
SSW
12
0.3
SW
15
0.3
SW
15
0.3
SW
15
0.1
SW
12
0.3
SW
15
0.3
SSW
11
0.3
SW
17
0.3
SW
13
0.3
SW
13
0.4
SW
13
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.3
SW
14
0.3
S
11
0.4
SW
16
0.4
SW
16
0.3
SW
16
0.3
SW
16
0.3
SW
12
0.3
SW
12
0.2
S
11
0.2
WSW
15
Energy kJ
28
34
34
34
6
37
25
47
27
27
44
27
28
28
29
23
90
64
40
39
23
23
9
21
Wind waves
Height (m)
Direction
Period (s)
0.9
NW
8
0.8
NW
9
0.8
WNW
13
0.7
WNW
4
0.8
WNW
5
0.8
WNW
5
1.1
NW
6
0.5
WNW
7
0.6
WNW
7
0.7
WNW
5
1.1
NW
7
0.9
WNW
11
0.9
WNW
11
0.9
WNW
5
1.7
WNW
10
Energy kJ
98
88
222
18
25
26
72
27
34
28
119
164
198
50
532
Nearest Offshore or Glassy
Rating
(10 max)
2
3
2
3
2
1
3
1
2
1
1
1
1
1
2
2
1
1
2
3
2
2
3
3
Distance (km)
1
18
1
18
944
193
111
1
1
1
0
0
50
195
18
1
1
0
0
18
72
195
111
1
Best forecast wave conditions in Sonoma County
Rating
(10 max)
3
3
3
3
2
2
2
2
1
2
2
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
2
1
3
2
2
2
2
1
1
1
2
3
3
3
3
3
2
2
3
4
Header Global
Rating
(10 max)
6
6
6
6
5
5
5
5
5
5
5
8
9
9
9
8
7
6
9
9
8
6
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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