Del Mar Rivermouth Surf Break

Lat Long: 33.01° N 117.28° W

Del Mar Rivermouth Surf Forecast and Surf Report

Issued: 4 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Del Mar Rivermouth sea temperature is
22.1°C
2.1° 

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


Del Mar Rivermouth surf forecast from 11 Sep 2026:

  • Best quality surf: Thursday 17 Sep, 5AM (local time) - 3ft (0.9m), 16s period, SSW swell with glassy winds.
  • Most powerful swell: Friday 11 Sep, 8AM (local time) - 3.5ft (1.0m), 16s period, SW swell with 477 kJ wave energy.
  • Next surfable swell (1★+): Sunday 13 Sep, 2AM (local time) - 2ft (0.6m), 14s period with SW swell.

Best Forecast Surf Conditions for Del Mar Rivermouth this week:

The surf forecast for Del Mar Rivermouth over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 13) at 2AM. The primary swell is predicted to be 0.6m and 14s period with a secondary swell of 0.9m and 6s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Del Mar Rivermouth in the next 16 days are 1.0m 16s and forecast to arrive on Friday (Sep 11) at 8AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 11s period and expected on Wednesday (Sep 16) at 8PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 13th Sep)2ft (0.6m) 14s
Best Surf 5AM (Thu 17th Sep)3ft (0.9m) 16s
Most Powerful 8AM (Fri 11th Sep)3.5ft (1.0m) 16s

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Fri morning, min 21°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 24°C on Mon afternoon, min 20°C on Mon night). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
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
0
1
0
0
2
1
0
1
0
0
1
0
1
2
0
0
2
1
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SW
16
0.9
SW
15
0.9
SW
15
0.8
SW
14
0.7
SW
14
0.6
SW
14
0.6
SSW
13
1.1
W
8
1.2
W
10
1.3
W
8
0.6
SW
18
0.6
SW
17
0.6
SW
16
0.6
SW
16
0.6
SW
16
0.9
SSW
17
0.8
SSW
16
0.9
SSW
16
0.8
SSW
16
0.8
SSW
15
0.8
SSW
15
Wave Graph
Metric surfscale
Energy kJ
471
360
309
248
208
158
131
149
262
239
192
188
163
157
157
475
339
402
284
242
242
Wind (km/h)
20
SSW
15
SSW
10
S
15
SSW
10
WSW
5
SSW
15
SSW
10
WSW
10
SSW
15
S
15
SW
10
SSW
15
SW
10
WSW
0
SE
10
WSW
10
W
5
WNW
10
W
15
WNW
10
NW
Wind State
cross
cross-on
cross
cross-on
on
glassy
cross
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
on
glassy
on
cross-on
cross-on
High Tide
10:00AM2.05m
10:03PM2.06m
10:28AM2.09m
10:45PM1.88m
10:55AM2.09m
11:29PM1.68m
11:23AM2.06m
00:17AM1.49m
11:52AM1.99m
1:21AM1.32m
12:26PM1.89m
3:50AM1.22m
1:12PM1.79m
Low Tide
4:00PM0.53m
4:13AM0.43m
4:42PM0.49m
4:39AM0.61m
5:26PM0.51m
5:03AM0.79m
6:13PM0.56m
5:23AM0.96m
7:07PM0.64m
5:35AM1.11m
8:21PM0.72m
5:02AM1.22m
10:05PM0.74m
clear
clear
clear
clear
clear
clear
clear
clear
clear
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>
6:28
6:30
6:31
6:31
6:31
6:33
6:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
6:59
6:58
6:57
6:54
6:53
6:52
 mm
Temp °C
25
25
23
24
24
22
24
24
21
23
24
21
22
22
20
22
22
20
23
23
21
Feels °C
25
25
24
25
24
24
24
23
23
22
23
22
22
21
21
22
22
21
23
22
21
  • Map Icons:
  • Break
  • 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 Del Mar Rivermouth Surf forecast

The above surf forecast table for Del Mar Rivermouth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Del Mar Rivermouth can be found by selecting the local surf guide option on the grey menu. Our Del Mar 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 (Del Mar 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 Del Mar 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.

Del Mar Rivermouth is 3 km (2 miles) from the city of Encinitas. If you plan a vacation in San Diego County, look for hotels and other accommodation in Encinitas. Encinitas has rooms for a wide range of budgets as well as car hire and transport links.

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