Surf Break

Lat Long: 36.96° N 122.02° W

The Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 26 Sep 2026 (local time)

Forecast update in  hr  min

Today's The Rivermouth sea temperature is
16.2°C
1.1° 

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 (26 Sep):

  • Morning surf: Morning surf (26 Sep, local time) - 4.5ft (1.4m), 9s period with WNW swell.
  • Afternoon surf: Afternoon surf (26 Sep, local time) - 2.5ft (0.8m), 13s period with SSW swell.
  • Evening surf: Evening surf (26 Sep, local time) - 2.5ft (0.8m), 13s period with SSW swell.

The current surf forecast for The Rivermouth at 11AM is: 1.4m 9s primary swell from a West-northwest direction and 0.8m 13s secondary swell from a South-southwest direction (forecast issued at 04:00am September 26). The wind direction is predicted to be cross-onshore.

Time (PDT) & DateWave HeightWave Period
Morning (26 Sep)4.5ft (1.4m)9s
Afternoon (26 Sep)2.5ft (0.8m)13s
Evening (26 Sep)2.5ft (0.8m)13s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Mon afternoon, min 12°C on Sat night). Wind will be generally light.

Saturday
26
Sunday
27
Monday
28
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)
2
2
2
1
0
1
2
2
2
2
2
2
1
0
1
1
2
2
2
2
1
1
2
2
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)
1.5
WNW
10
1.4
WNW
10
1.4
WNW
9
1.4
WNW
9
1.3
WNW
9
0.9
SSW
13
0.8
SSW
13
0.9
SSW
13
0.9
SSW
13
0.9
SSW
13
0.9
SSW
12
0.9
SSW
12
0.9
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
13
1.2
WNW
8
1.3
WNW
8
1.3
WNW
8
1.2
WNW
8
1.2
WNW
8
1.3
WNW
9
1.2
WNW
9
Wave Graph
Metric surfscale
Energy kJ
411
370
318
304
245
246
236
290
286
273
248
244
244
195
198
208
212
179
237
228
197
202
244
222
Wind (km/h)
5
N
5
N
0
NW
5
WSW
10
WSW
10
WSW
5
NW
5
NNW
5
N
5
NNW
0
NNW
5
W
15
W
25
WNW
15
NW
10
NW
10
NW
5
NNW
5
NNE
5
S
10
WSW
10
W
5
NE
0
E
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross
glassy
glassy
glassy
glassy
glassy
glassy
cross
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
cross-on
cross
cross-off
glassy
High Tide
10:53AM1.51m
11:10PM1.39m
11:17AM1.60m
00:01AM1.34m
11:45AM1.68m
Low Tide
4:20AM0.20m
4:50PM0.18m
4:47AM0.33m
5:27PM0.05m
5:16AM0.48m
6:09PM-0.03m
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
cloud
part cloud
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>
—
6:58
—
—
—
—
—
—
—
6:58
—
—
—
—
—
—
—
7:00
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:59
—
—
—
—
—
—
—
6:57
—
—
—
—
—
—
—
6:55
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
14
14
13
17
20
20
16
14
13
12
13
16
20
20
15
14
13
12
12
16
20
21
16
15
Feels °C
13
13
13
16
18
18
16
14
13
12
13
15
17
15
12
12
11
11
11
16
19
19
15
15
  • 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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