Oceanside Harbor Surf Break

Lat Long: 33.26° N 117.44° W

Oceanside Harbor Surf Forecast and Surf Report

Issued: 10 am 08 Jul 2026 (local time)

Forecast update in  hr  min

Today's Oceanside Harbor sea temperature is
20.6° C
1.8° 

Oceanside Harbor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Oceanside Harbor surf forecast from 8 Jul 2026:

  • Best quality surf: Wednesday 8 Jul, 11PM (local time) - 3.5ft (1.0m), 16s period, SSW swell with glassy winds.
  • Most powerful swell: Thursday 9 Jul, 5AM (local time) - 3.5ft (1.1m), 17s period, SSW swell with 684 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 8 Jul, 11PM (local time) - 3.5ft (1.0m), 16s period with SSW swell.

Best Forecast Surf Conditions for Oceanside Harbor this week:

The surf forecast for Oceanside Harbor over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 08) at 11PM. The primary swell is predicted to be 1.0m and 16s period with a secondary swell of 0.7m and 7s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Oceanside Harbor in the next 16 days are 1.1m 17s and forecast to arrive on Thursday (Jul 09) at 5AM. Winds are predicted to be glassy at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Wed 8th Jul)3.5ft (1.0m) 16s
Best Surf11PM (Wed 8th Jul)3.5ft (1.0m) 16s
Most Powerful 5AM (Thu 9th Jul)3.5ft (1.1m) 17s

Table - best surf conditions forecast for Oceanside Harbor over the next 16 days.


Alright folks, Rusty here. Let’s be straight with you – it’s a bit of a lean stretch ahead for Oceanside Harbor. We’ve got a long, flat-looking run to start, but there’s a flicker of something promising way down the track if you’ve got the patience.

The first real surf we can talk about is the long-period groundswell arriving on Wednesday morning, July 8th. We’re looking at a 3.6 ft swell from the SSW with a period of 16 seconds, pushing a combined wave energy of 898 (moderate). The water is sitting at 69.1°, which is a touch warmer than normal for this time of year – a nice little bonus. The wind is light and onshore from the SW, but that’s the only good news. The conditions are marginal, with questionable tide, so it’s not going to be a classic. The swell direction is a little off the optimum, and the spot is a beach/jetty setup, so that long period groundswell might make it a bit tricky and straight, especially for a beach break. This is really only for the advanced crew.

The rest of the first week and into the second week is a tough watch. From Thursday, July 9th, right through to Saturday, July 18th, the surf is mostly in the 1.3 ft to 3.0 ft range, with very poor conditions. Winds are mostly cross-onshore, and the wave energy drops right off – we’re looking at values in the 200s to 400s, which is weak. There are a few days where the wind goes light, but the swell is just too small to bother with. You’re looking at a solid 10-day gap with nothing worth paddling out for.

Now, hold onto your board, because things get interesting on Sunday, July 19th. We get a pulse of stronger S swell, pushing 5.2 ft on the morning with a period of 16 seconds. The combined energy jumps to 1696 (strong). The wind is light and cross-onshore, which is a bit of a shame – it could keep things a little bumpy. The afternoon drops to 4.9 ft, but the period shortens a bit to 14 seconds, with energy still strong at 1823. This is the standout of the whole forecast. It’s still marginal for the break, but it’s the biggest, most energetic window we’ve got. The swell is from the S, which is a fair match for the break’s W optimum, so it’ll be a bit raw but fun for the experienced crew.

The following week from July 20th to July 23rd, the surf settles back to the 3.0 ft to 4.6 ft range, with moderate energy. The wind stays light, so it’s not a total write-off, but nothing comes close to that Sunday pulse. The pick of the rest is Thursday, July 23rd, which sees a 4.6 ft S swell with a 16-second period and energy of 1440 (strong), with light offshore winds in the afternoon. That’s a solid, clean option, but it’s a long way out.

The bottom line: if you’re after a paddle, aim for the big Sunday (July 19th) morning session, or hold out for the late Thursday (July 23rd) afternoon window. The rest is a write-off for the beach. With that size and wind, the setup frankly looks more interesting for kite surfing than paddle surfing most days.

Stay patient, mates.

Short Range Forecast

Mostly dry. Warm (max 21°C on Wed afternoon, min 17°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 22°C on Mon morning, min 19°C on Sat morning). Wind will be generally light.

Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
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
1
2
1
1
2
0
0
1
0
0
1
0
0
2
0
0
2
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SSW
16
1.1
SSW
16
1.1
SSW
17
1
SSW
16
1
SSW
16
1
SSW
16
1
SSW
15
1
SSW
15
1
SSW
15
0.9
SSW
15
0.9
SSW
15
0.8
SSW
14
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.9
SSW
13
0.7
S
13
0.8
SSW
14
0.6
SSW
13
0.4
SW
18
0.6
SW
18
Wave Graph
Metric surfscale
Energy kJ
667
651
675
545
481
481
439
411
405
344
358
210
316
289
220
312
176
213
137
111
194
Wind (km/h)
10
SW
10
W
10
SSE
15
SSW
10
SSW
10
SSE
20
S
10
SSW
10
SSE
15
SSW
15
S
5
S
15
SSW
10
WSW
0
NNW
10
WSW
15
W
5
NNW
15
WSW
10
SW
5
W
Wind State
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
on
cross-on
High Tide
4:22PM1.99m
5:58AM1.27m
5:16PM2.13m
7:26AM1.34m
6:12PM2.28m
8:28AM1.44m
7:06PM2.42m
9:18AM1.52m
7:59PM2.53m
10:02AM1.59m
8:50PM2.58m
10:44AM1.65m
9:40PM2.56m
Low Tide
9:12AM0.93m
11:54PM0.66m
10:13AM1.04m
00:57AM0.42m
11:24AM1.11m
1:50AM0.19m
12:32PM1.12m
2:39AM0.01m
1:34PM1.09m
3:26AM-0.11m
2:30PM1.03m
4:11AM-0.15m
3:24PM0.98m
4:54AM-0.11m
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:47
5:48
5:48
5:48
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:01
8:00
8:00
8:00
8:00
8:00
8:00
 mm
Temp °C
20
21
19
21
21
19
21
21
19
20
21
20
21
21
20
22
22
21
23
23
22
Feels °C
20
21
20
20
20
20
20
20
20
19
21
22
21
21
21
22
21
22
23
22
22
  • Map Icons:
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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 Oceanside Harbor Surf forecast

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

Oceanside Harbor is 8 km (5 miles) from the city of Oceanside. If you plan a vacation in San Diego County, look for hotels and other accommodation in Oceanside. Oceanside has rooms for a wide range of budgets as well as car hire and transport links.

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