The Rivermouth Surf Break

Lat Long: 36.96° N 122.02° W

The Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's The Rivermouth sea temperature is
16.7°C
2.0° 

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 (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.8m), 7s period with WNW swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 18s period with SW swell.

The current surf forecast for The Rivermouth at 7AM is: 0.8m 7s primary swell from a West-northwest direction and 0.4m 12s secondary swell from a South-southwest direction (forecast issued at 04:00am August 23). An open ocean swell of 1.3m 7s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (PDT) & DateWave HeightWave Period
Morning (23 Aug)2.5ft (0.8m)7s
Afternoon (23 Aug)1.5ft (0.4m)18s
Evening (23 Aug)1.5ft (0.4m)18s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Tue afternoon, min 15°C on Sun night). Wind will be generally light.

Sunday
23
Monday
24
Tuesday
25
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
0
1
1
1
1
1
0
0
0
1
1
1
1
1
1
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)
0.4
SSW
16
0.8
WNW
7
0.8
WNW
7
0.5
SSW
16
0.4
SW
19
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
0.6
SSW
17
0.6
SSW
17
0.6
SW
17
0.6
SSW
16
0.6
SSW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
Wave Graph
Metric surfscale
Energy kJ
98
62
59
144
90
86
82
155
157
157
157
155
154
150
150
148
190
186
222
181
179
130
127
124
Wind (km/h)
0
NNW
0
NNW
0
NE
5
WSW
10
WSW
10
SW
5
SSW
0
SE
0
ENE
0
NW
0
W
5
SW
10
WSW
10
WSW
0
NNW
5
ENE
5
NNE
5
N
5
NW
5
WSW
10
W
5
W
5
NNE
5
NNE
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
cross-off
glassy
glassy
glassy
glassy
cross
cross
glassy
glassy
High Tide
10:24AM1.28m
7:34PM1.58m
10:46AM1.29m
8:23PM1.62m
11:04AM1.28m
9:08PM1.62m
Low Tide
2:29AM0.11m
2:15PM1.02m
3:08AM0.03m
2:56PM0.94m
3:42AM-0.03m
3:32PM0.85m
clear
clear
clear
clear
cloud
part cloud
clear
part cloud
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:49
7:47
7:45
 mm
Temp °C
16
16
17
22
24
22
17
16
16
15
16
20
22
24
19
17
17
17
18
22
25
26
20
18
Feels °C
16
16
17
21
23
22
18
17
17
16
17
20
21
23
20
17
17
17
18
21
24
25
20
18
  • 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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