Oceanside Harbor Surf Break

Lat Long: 33.26° N 117.44° W

Oceanside Harbor Surf Forecast and Surf Report

Issued: 10 am 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Oceanside Harbor sea temperature is
22.7° C
3.3° 

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 26 Jul 2026:

  • Best quality surf: Thursday 30 Jul, 8PM (local time) - 5ft (1.6m), 14s period, S swell with glassy winds.
  • Most powerful swell: Tuesday 28 Jul, 2PM (local time) - 4.5ft (1.4m), 17s period, SSW swell with 1,120 kJ wave energy.
  • Next surfable swell (1★+): Sunday 26 Jul, 8PM (local time) - 3.5ft (1.1m), 18s period with SW 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 Sunday (Jul 26) at 8PM. The primary swell is predicted to be 1.1m and 18s period with a secondary swell of 0.5m 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 1.4m 17s and forecast to arrive on Tuesday (Jul 28) at 2PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 14s period and expected on Wednesday (Jul 29) at 11PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Sun 26th Jul)3.5ft (1.1m) 18s
Best Surf 8PM (Thu 30th Jul)5ft (1.6m) 14s
Most Powerful 2PM (Tue 28th Jul)4.5ft (1.4m) 17s

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


The Lowdown

Alright, let’s get real. The next couple weeks in our area look pretty flat and frustrating, to be honest.

Right off the bat, we do have some swell in the water, but it’s not coming together well. The first wave window is Sunday morning the 26th of July at Oceanside Harbor, a beach/jetty spot. We’ve got a 4ft SW swell rolling in with a long 19-second period – that’s proper groundswell energy, plenty of punch. The combined energy is strong at 925. Water temp is sitting at 73°, which is about 6° warmer than average – super unusual for this time of year, feels like bathwater. But here’s the kicker: the wind is light and onshore out of the SW. That’s blowing right into the swell, making things messy. For a break like this, a long-period SW swell with onshore wind usually means lumpy, hard-to-read waves. It’s a marginal call. Crowds are often an issue here, and with the conditions, the quality just isn’t there. This isn’t the standout.

Sunday afternoon stays similar with a 4ft SW swell, period dropping to 18 seconds, energy at 789, still light onshore wind. Still not clean.

Monday the 27th morning bumps up slightly – 4ft SSW swell, 18-second period, energy jumps to 1129, strong. Wind is light onshore from the SSW, again blowing right into the face. Afternoon sees the same pattern: 4ft, 18 seconds, 967 energy, light onshore. The waves are there but the wind is working against us.

Tuesday the 28th morning: 4ft SSW, 17 seconds, energy at 1065, but wind shifts to a cross-onshore 15 km/h from the SSW. That’s going to chop things up – gentle cross-onshore and fairly choppy is what we’re looking at. Afternoon improves a bit with lighter onshore wind, but the damage is done. The pattern holds Wednesday and Thursday – waist to chest-high swell, but the wind is either onshore or cross-onshore, keeping the surface bumpy.

Friday the 31st and Saturday August 1st see the swell start to fade. We’re down around 5ft to 4ft, period dropping to 12 seconds, energy falling into the 500-900 range. Wind stays cross-onshore. The wave quality is poor to marginal across the board.

Then we hit a real drought. From Sunday August 2nd through Thursday August 6th, the swell collapses. We’re talking 1ft to 2ft waves – basically flat. Periods vary but the energy is below 300, and the reports call it “poor surf conditions.” This is a solid six-day stretch with nothing worth paddling out for.

Friday August 7th morning shows a tiny blip – 2ft SSW swell but with a 19-second period, energy at 397. The period is promising but the height is just too small to do anything with. The afternoon improves slightly to 3ft, same long period, energy at 558, but still marginal.

Saturday August 8th and Sunday August 9th hover around 3ft to 3ft with periods around 14-16 seconds, but the wind is cross-onshore 15 km/h from the WSW, creating gentle cross-onshore chop. Not worth getting excited about.

Monday August 10th is the last day in the window – 3ft SSW swell, 14-second period, energy at 324, light onshore wind. Still poor.

So, looking at the whole 16 days, the first week has some waist-chest high energy but the wind is almost always onshore or cross-onshore, ruining the quality. After that, it’s essentially flat for nearly a week before a faint pulse tries to return but never gets above knee-high. There’s no true standout here. If I had to pick the least bad window, it would be Monday morning July 27th with 4ft and strong energy, but the onshore wind means you’re fighting for a decent wave. Honestly, this setup looks more interesting for kite surfing than paddle surfing, given the consistent onshore flow and moderate swell. Save your energy and wait for a better pattern.

This is Rusty, signing off.

Short Range Forecast

Mostly dry. Warm (max 24°C on Sun afternoon, min 21°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

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

Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
1
2
2
2
2
2
2
2
1
1
3
2
1
4
1
1
3
1
2
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
SW
19
1.1
SW
18
1.1
SW
18
1.3
SSW
18
1.2
SSW
18
1.2
SSW
17
1.3
SSW
17
1.3
SSW
17
1.3
SSW
16
1.1
SSW
16
1.2
SSW
16
1
SSW
16
1.3
S
14
1.6
S
14
1.6
S
14
1.6
S
13
1.6
S
13
1.6
SSW
13
1.5
SSW
12
1.3
SSW
12
0.9
SSW
11
Wave Graph
Metric surfscale
Energy kJ
863
743
719
1056
893
771
1009
1020
818
612
724
499
653
960
1014
933
892
823
619
482
161
Wind (km/h)
10
SW
10
WSW
5
S
10
SSW
10
SW
5
SSE
15
SSW
10
SW
10
SSE
10
SSW
15
SSW
5
SSW
15
SW
10
WSW
0
SW
10
WSW
15
W
5
W
10
WSW
10
W
5
SSW
Wind State
on
on
cross-on
on
on
cross
cross-on
on
cross
cross-on
cross-on
glassy
on
cross-on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
on
High Tide
9:28AM1.49m
7:53PM2.15m
9:53AM1.52m
8:29PM2.22m
10:18AM1.56m
9:04PM2.25m
10:43AM1.59m
9:37PM2.24m
11:08AM1.64m
10:10PM2.18m
11:34AM1.68m
10:43PM2.07m
12:00PM1.73m
11:19PM1.91m
Low Tide
1:39PM1.18m
3:17AM0.24m
2:17PM1.12m
3:47AM0.20m
2:52PM1.07m
4:16AM0.19m
3:28PM1.03m
4:43AM0.21m
4:04PM0.99m
5:09AM0.27m
4:43PM0.97m
5:34AM0.36m
5:26PM0.95m
part cloud
part cloud
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>
5:58
5:58
5:58
6:00
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
7:52
7:52
7:51
7:50
7:50
7:49
 mm
Temp °C
23
24
22
24
24
22
23
23
21
23
23
21
23
23
22
24
23
22
24
24
22
Feels °C
24
25
24
25
25
24
23
23
22
23
23
23
23
23
24
24
23
23
25
24
23
  • 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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