The Rivermouth Surf Break

Lat Long: 36.96° N 122.02° W

The Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 22 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Rivermouth sea temperature is
16.9°C
2.2° 

The Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at The Rivermouth today (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 3ft (0.9m), 10s period with WNW swell.
  • Evening surf: Evening surf (22 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.

The current surf forecast for The Rivermouth at 7AM is: 0.5m 13s primary swell from a South-southwest direction and 0.5m 10s secondary swell from a West-northwest direction (forecast issued at 04:00am August 22). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (PDT) & DateWave HeightWave Period
Morning (22 Aug)1.5ft (0.5m)13s
Afternoon (22 Aug)3ft (0.9m)10s
Evening (22 Aug)2ft (0.6m)16s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Sat afternoon, min 15°C on Sun night). Wind will be generally light.

Saturday
22
Sunday
23
Monday
24
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)
1
1
1
0
0
1
1
1
1
1
1
0
0
0
1
1
1
1
1
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.9
WNW
10
0.4
SSW
17
0.6
SSW
16
0.4
SSW
16
1
WNW
7
1
WNW
7
0.9
WNW
7
0.5
SSW
16
1
WNW
8
0.4
SW
18
0.4
SW
18
0.5
SW
18
0.5
SW
18
0.5
SW
18
0.5
SW
18
0.5
SW
18
0.5
SW
18
0.5
SW
17
0.5
SW
17
0.5
SW
17
Wave Graph
Metric surfscale
Energy kJ
99
99
98
99
171
111
175
98
111
93
75
144
113
86
86
155
157
157
157
155
154
150
150
148
Wind (km/h)
5
NNW
5
N
0
NNW
5
WSW
10
W
5
WNW
5
N
5
NNE
0
NNW
0
NNW
0
NNE
5
WSW
10
WSW
10
SW
5
SW
0
E
0
NE
0
NW
0
W
5
WSW
10
WSW
10
WSW
0
W
5
ENE
Wind State
glassy
glassy
glassy
cross-on
cross
glassy
glassy
glassy
glassy
glassy
glassy
cross
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
High Tide
9:57AM1.25m
6:37PM1.55m
10:24AM1.28m
7:34PM1.58m
10:46AM1.29m
8:23PM1.62m
Low Tide
1:40AM0.19m
1:24PM1.09m
2:29AM0.11m
2:15PM1.02m
3:08AM0.03m
2:56PM0.94m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:50
7:49
7:47
 mm
Temp °C
14
14
16
21
25
25
20
17
17
16
17
21
23
22
17
15
15
15
16
20
22
23
18
16
Feels °C
14
14
16
21
24
24
20
17
17
16
18
21
22
22
18
16
16
16
17
20
21
22
19
16
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our The Rivermouth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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