The Rivermouth Surf Break

Lat Long: 36.96° N 122.02° W

The Rivermouth 48 hour detailed Surf Forecast

Issued: 4 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's The Rivermouth sea temperature is
14.7° C
0.9° 

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 (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 2.5ft (0.7m), 16s period with SW swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.
  • Evening surf: Evening surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with SSW swell.

The current surf forecast for The Rivermouth at 8AM is: 0.7m 16s primary swell from a Southwest direction and 0.8m 12s secondary swell from a South direction (forecast issued at 04:00am July 20). The wind direction is predicted to be glassy and the swell rating is 2.

Time (PDT) & DateWave HeightWave Period
Morning (20 Jul)2.5ft (0.7m)16s
Afternoon (20 Jul)2.5ft (0.8m)16s
Evening (20 Jul)2.5ft (0.8m)16s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Tue afternoon, min 15°C on Mon morning). Wind will be generally light.

Monday
20
Tuesday
21
Wednesday
22
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
1
2
2
2
1
0
2
2
2
1
2
1
0
0
0
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)
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.7
SW
16
0.8
SSW
16
0.7
SW
16
0.8
SSW
16
0.8
SSW
16
0.8
SSW
16
1.1
SSW
14
0.8
SSW
15
1.1
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.8
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
0.9
SSW
14
Wave Graph
Metric surfscale
Energy kJ
268
268
264
255
314
255
310
314
314
471
270
478
303
316
242
273
252
259
372
339
325
277
312
316
Wind (km/h)
5
ESE
0
NE
0
E
5
SW
15
SW
10
SW
0
S
0
E
5
WNW
0
WSW
0
NW
5
W
10
WSW
10
SW
5
SSW
5
SSE
5
ESE
5
ESE
5
ESE
10
SW
10
SW
10
SW
10
WSW
0
SSW
Wind State
glassy
glassy
glassy
cross-on
cross-on
cross-on
glassy
glassy
cross
glassy
glassy
glassy
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
3:30AM1.06m
4:16PM1.55m
5:12AM0.93m
4:56PM1.57m
7:41AM0.94m
5:38PM1.58m
Low Tide
9:18AM0.41m
11:12PM0.39m
10:07AM0.63m
00:22AM0.28m
11:10AM0.83m
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
clear
part cloud
part cloud
part cloud
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>
6:03
6:03
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:23
8:23
8:22
 mm
Temp °C
13
13
15
20
21
20
17
18
17
17
19
22
24
24
19
16
17
17
19
22
22
22
20
17
Feels °C
13
13
15
19
20
19
18
18
16
17
19
21
22
22
19
16
17
17
18
20
20
22
21
19
  • 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.


Nearest locationNearest