The Rivermouth Surf Break

Lat Long: 36.96° N 122.02° W

The Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 14 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Rivermouth sea temperature is
16.9°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 (14 Sep):

  • Morning surf: Morning surf (14 Sep, local time) - 4.5ft (1.4m), 8s period with WNW swell.
  • Afternoon surf: Afternoon surf (14 Sep, local time) - 4.5ft (1.4m), 9s period with WNW swell.
  • Evening surf: Evening surf (14 Sep, local time) - 5ft (1.6m), 9s period with WNW swell.

The current surf forecast for The Rivermouth at 11AM is: 1.4m 9s primary swell from a West-northwest direction and 0.4m 13s secondary swell from a Southwest direction (forecast issued at 04:00am September 14). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (14 Sep)4.5ft (1.4m)8s
Afternoon (14 Sep)4.5ft (1.4m)9s
Evening (14 Sep)5ft (1.6m)9s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Mon afternoon, min 13°C on Tue night). Wind will be generally light.

Monday
14
Tuesday
15
Wednesday
16
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
2
2
1
2
2
2
2
2
2
1
0
0
0
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)
1.4
WNW
8
1.3
WNW
8
1.3
WNW
8
1.4
WNW
9
1.4
WNW
9
1.6
WNW
9
1.6
WNW
9
1.7
WNW
9
1.7
WNW
9
1.6
WNW
9
1.5
WNW
9
1.4
WNW
8
1.3
WNW
8
1.2
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
1.1
WNW
8
0.6
SSW
16
1.1
WNW
8
0.5
SSW
17
0.5
SSW
17
Wave Graph
Metric surfscale
Energy kJ
219
220
255
304
304
364
364
426
426
372
344
290
234
197
153
153
153
169
177
177
181
177
170
170
Wind (km/h)
5
N
5
NNE
5
NNE
5
WSW
10
W
10
NW
5
NW
5
N
0
NNW
0
N
0
ENE
5
SW
10
SW
10
WSW
5
WSW
5
SW
5
SW
5
SW
5
SW
10
SSW
15
SW
10
WSW
10
WNW
5
NW
Wind State
glassy
glassy
glassy
glassy
cross
cross-off
cross-off
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
on
cross-on
cross-on
cross-off
cross-off
High Tide
1:16AM1.26m
12:56PM1.57m
2:16AM1.15m
1:24PM1.56m
3:35AM1.08m
1:57PM1.53m
Low Tide
6:33AM0.55m
7:29PM0.16m
7:04AM0.75m
8:19PM0.21m
7:34AM0.93m
9:17PM0.26m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:16
7:15
7:14
 mm
Temp °C
15
14
15
20
24
25
19
16
15
14
14
17
19
19
16
14
14
13
14
17
18
19
16
14
Feels °C
15
14
15
19
22
22
17
16
15
14
15
17
18
18
16
14
14
13
14
16
17
18
15
14
  • 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 

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