Rincon - Rivermouth Surf Break

Lat Long: 34.37° N 119.48° W

Rincon - Rivermouth Surf Forecast and Surf Report

Issued: 10 am 28 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rincon - Rivermouth sea temperature is
21.7°C
4.2° 

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


Rincon - Rivermouth surf forecast from 29 Aug 2026:

  • Best quality surf: Saturday 29 Aug, 5AM (local time) - 3ft (0.9m), 18s period, SSW swell with offshore winds.
  • Most powerful swell: Saturday 29 Aug, 5AM (local time) - 3ft (0.9m), 18s period, SSW swell with 480 kJ wave energy.
  • Next surfable swell (1★+): Friday 28 Aug, 8PM (local time) - 1.5ft (0.5m), 19s period with SSW swell.

Best Forecast Surf Conditions for Rincon - Rivermouth this week:

The surf forecast for Rincon - Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 28) at 8PM. The primary swell is predicted to be 0.5m and 19s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Rincon - Rivermouth in the next 16 days are 0.9m 18s and forecast to arrive on Saturday (Aug 29) at 5AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.6m 6s period and expected on Saturday (Aug 29) at 11PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Fri 28th Aug)1.5ft (0.5m) 19s
Best Surf 5AM (Sat 29th Aug)3ft (0.9m) 18s
Most Powerful 5AM (Sat 29th Aug)3ft (0.9m) 18s

Table - best surf conditions forecast for Rincon - Rivermouth over the next 16 days.


The Lowdown

Alright folks, Rusty here with a look at what's coming down the line. The pick of the forecast period is a classic point break, and we've got a real mix of small, clean windows and flat spells to work through.

The first decent surf of the outlook arrives Friday the 28th of August. The water is sitting at a toasty 71.1°, which is much warmer than normal for this time of year. The early morning has some cross-shore bump from a 10 km/h breeze, making it a bit average for waves around 1.6 ft from the SSW with a very long, 19-second period. The energy is weak, registering a 285 on the combined scale. That afternoon, the wind swings light cross-offshore, cleaning things right up for those same small, long-period waves.

Saturday the 29th is where it starts to get more interesting. The morning still has that light cross-shore bump, but the swell picks up to 2.6 ft from the SSW, and the energy jumps to a moderate 426. By the afternoon, a 15 km/h cross-offshore breeze cleans it up nicely, and the combined energy hits a solid 515. With a 16-second period, these are proper groundswell lines, but at a point break like Rincon - Rivermouth, that long period will wrap in nicely. The wave heights are still small enough for intermediate surfers to handle, and the conditions are looking very good.

Sunday the 30th follows a similar pattern. The morning has that small cross-shore bump on 2.6 ft SSW swell (362 energy), but the afternoon cleans up with a cross-offshore breeze. The swell dips slightly to 2.3 ft and the period drops to 14 seconds, but it remains a clean, surfable option.

Monday the 31st to Wednesday the 2nd of September is a real downturn. Swell drops away to tiny 0.7 ft to 1.6 ft waves. While the afternoons stay clean with light cross-offshore winds, there's just no push. The energy levels are pathetic, dropping into the double digits for most of these sessions.

Thursday the 3rd of September sees a small pulse of life. The morning swell is back to 2.3 ft from the SSW with a 12-second period, but the energy is back up to a moderate 219. The afternoon cleans up nicely with a 15 km/h cross-offshore wind and a 2.6 ft swell (295 energy). It’s a decent little window.

From Friday the 4th right through the first week of September, we get a consistent run of small but clean afternoons. The swell hangs around 2.0 ft to 2.6 ft from the SSW, with periods ranging from 15 to 17 seconds. The combined energy sits in the low to mid 200s to 300s. The winds are light and cross-offshore in the afternoons, making for clean, surfable waves day after day. It won't be pumping, but there will be a wave to be had for the patient surfer.

The best true standout is Saturday the 29th of August afternoon. That's the peak of the run. The 2.6 ft SSW groundswell, with a 16-second period, hitting a moderate 515 energy, cleaned up by a light cross-offshore breeze. For a point break that is fairly consistent and often crowded, this is a quality, clean window. The swell direction is SSW and the optimum for this spot is WNW, so it's not a perfect match, but the quality of the conditions and the shape of the swell at this classic point will definitely deliver some fun lines.

After that, there are a few gaps with almost nothing from around the 7th of September onward, with energy dropping back into double digits or barely scratching 100 for most sessions. It gets very quiet.

Short Range Forecast

Mostly dry. Warm (max 31°C on Fri morning, min 20°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Wed morning, min 20°C on Mon night). Wind will be generally light.

Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
2
2
1
3
2
1
2
2
0
1
1
0
1
1
0
1
2
1
2
2
Swell
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
19
0.5
SSW
19
0.8
SSW
18
0.8
SSW
17
0.8
SSW
16
0.9
SSW
16
0.8
SSW
15
0.7
SSW
14
0.7
SSW
14
0.5
SSW
14
0.5
SSW
14
0.4
SSW
13
0.4
SSW
13
0.2
SSW
18
0.3
SW
18
0.4
SW
16
0.4
SW
16
0.7
SSW
12
0.7
SSW
12
0.8
SSW
12
0.6
SSW
18
Wave Graph
Metric surfscale
Energy kJ
205
212
348
336
295
357
249
186
183
115
105
69
68
31
49
69
67
152
147
164
216
Wind (km/h)
10
SW
10
WSW
5
NW
10
SW
15
WSW
10
NW
10
SW
15
WSW
0
E
10
SSW
10
WSW
5
ENE
10
SSW
15
WSW
5
NNW
10
SW
15
WSW
5
NNW
10
SW
15
WSW
5
WNW
Wind State
cross
cross-off
off
cross
cross-off
off
cross
cross-off
glassy
cross-on
cross-off
glassy
cross
cross-off
glassy
cross
cross-off
glassy
cross
cross-off
glassy
High Tide
10:48AM1.41m
10:20PM1.69m
11:11AM1.49m
10:59PM1.57m
11:36AM1.56m
11:42PM1.41m
12:05PM1.62m
00:33AM1.21m
12:39PM1.65m
1:41AM1.02m
1:21PM1.66m
3:31AM0.88m
2:20PM1.65m
Low Tide
4:19PM0.44m
4:54AM0.02m
5:00PM0.37m
5:17AM0.14m
5:45PM0.31m
5:42AM0.29m
6:36PM0.27m
6:07AM0.45m
7:39PM0.25m
6:34AM0.62m
9:00PM0.22m
7:03AM0.77m
10:35PM0.15m
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:28
6:28
6:30
6:30
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:29
7:28
7:27
7:24
7:23
7:22
7:21
 mm
Temp °C
31
31
29
28
29
27
26
27
24
24
25
21
25
25
23
27
27
23
26
26
22
Feels °C
32
31
30
28
29
26
25
26
24
23
24
22
24
23
22
24
24
21
24
24
22
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Rincon - Rivermouth Surf forecast

The above surf forecast table for Rincon - Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rincon - Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Rincon - Rivermouth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Rincon - Rivermouth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Rincon - Rivermouth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Rincon - Rivermouth is 19 km (12 miles) from the city of Santa Ana. If you plan a vacation in Ventura County, look for hotels and other accommodation in Santa Ana. Santa Ana has rooms for a wide range of budgets as well as car hire and transport links.

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