15th Street Surf Break

Lat Long: 33.00° N 117.28° W

15th Street Surf Forecast and Surf Report

Issued: 4 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's 15th Street sea temperature is
23.2° C
3.2° 

15th Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


15th Street surf forecast from 14 Aug 2026:

  • Best quality surf: Friday 14 Aug, 8AM (local time) - 3ft (0.9m), 15s period, SW swell with glassy winds.
  • Most powerful swell: Saturday 15 Aug, 2AM (local time) - 4.5ft (1.3m), 17s period, SSW swell with 921 kJ wave energy.
  • Next surfable swell (1★+): Friday 14 Aug, 8AM (local time) - 3ft (0.9m), 15s period with SW swell.

Best Forecast Surf Conditions for 15th Street this week:

The surf forecast for 15th Street over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 14) at 8AM. The primary swell is predicted to be 0.9m and 15s period with a secondary swell of 0.5m and 19s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at 15th Street in the next 16 days are 1.3m 17s and forecast to arrive on Saturday (Aug 15) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Fri 14th Aug)3ft (0.9m) 15s
Best Surf 8AM (Fri 14th Aug)3ft (0.9m) 15s
Most Powerful 2AM (Sat 15th Aug)4.5ft (1.3m) 17s

Table - best surf conditions forecast for 15th Street over the next 16 days.


The Lowdown

G’day, Rusty here, and I’ve been staring at the charts for 15th Street. To be honest, mate, it’s a bit of a slow burn. There’s swell on the way, but for the first week and a half, you’ll be scratching for anything decent. The real action looks like it might kick off late in the second week, but that’s a long way off.

Right now, starting Friday the 14th, we’ve got a long-period groundswell from the SSW with 2ft to 3ft of swell. The combined energy is weak (583 to 726), and it’s being called marginal. The wind is onshore from the W at 9 mph, which won’t help. It’s a beginner-friendly break, but the conditions are “marginal” at best. Saturday the 15th sees a similar story: 3ft to 4ft from the SSW, but the wind is still onshore and the surf quality is poor. Sunday the 16th through to Wednesday the 19th is much the same—3ft dropping to 2ft, onshore winds, and the combined energy stays weak (370 to 537). The water temperature is about average for the time of year, nothing special.

From Thursday the 20th to Friday the 21st, the swell drops further to 2ft to 3ft, the wind turns cross-onshore, and the energy collapses to 173. This is a flat spell. Saturday the 22nd sees a tiny bump to 3ft, but it’s still marginal. Sunday the 23rd to Monday the 24th is flat again with 2ft to 2ft, and the wind is cross-onshore, making it choppy.

Things start to look a little more interesting on Wednesday the 26th. We get a pulse of 2ft to 4ft S swell with a 14 to 15-second period, and the combined energy climbs to 767. The wind is light and onshore, so it’s still marginal, but the energy is picking up. Then on Thursday the 27th, we see a real change: the swell jumps to 6ft from the S, with a period of 14 seconds. The combined energy is now 1514, which is moderate. The wind is light cross-onshore, but the size is getting up there. This is not for beginners—over 5ft, it’s a challenge. For Friday the 28th, the swell peaks at 8ft from the SSW, with a period of 13-14 seconds. The energy is strong (2294). This is expert-only territory, over 8ft. The wind is light cross-onshore, but still, the size is serious. Saturday the 29th drops back to 6ft, with energy at 921, still moderate.

If you’re looking for the standout, it’s got to be Thursday the 27th and Friday the 28th. The swell is solid, from the S and SSW, with moderate to strong energy. The wind is light, so the surf could be clean. This is the best on offer, but it’s for experienced surfers only. Friday the 28th, with 8ft, is the biggest day, but it’s a heavy paddle. The long period (14 seconds) means the waves will have good shape, but at a beach-and-reef break like 15th Street, it might break a bit straight. Still, the energy is there.

For the first week, it’s a write-off. The crowds are often present here, but with the poor conditions, it’ll be quiet. The second week is where the hope lies. The forecast is promising but less certain that far out. Keep an eye on it.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 22°C on Fri morning, min 20°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 25°C on Tue afternoon, min 21°C on Mon morning). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
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
0
1
1
1
0
1
0
0
2
0
0
2
0
0
2
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SSW
18
0.8
SSW
18
1.3
SSW
17
0.9
SSW
16
1.2
SSW
16
1.2
SSW
16
1
SSW
15
1
SSW
15
0.9
SSW
14
0.9
SSW
14
0.8
SSW
14
0.9
SSW
14
0.7
SSW
16
0.7
SSW
17
0.9
SSW
15
0.9
SSW
16
0.9
SSW
16
0.8
SSW
15
0.8
SSW
14
0.8
SSW
14
0.7
SSW
14
Wave Graph
Metric surfscale
Energy kJ
292
404
921
417
683
666
493
443
367
330
264
321
232
243
339
382
387
242
236
236
170
Wind (km/h)
15
W
15
W
10
NNW
15
WNW
15
W
10
NW
15
W
15
WNW
10
NNW
15
W
10
WNW
5
NW
10
W
15
W
5
WSW
10
WSW
10
WSW
5
SW
10
WSW
10
WSW
5
SW
Wind State
on
on
cross-on
on
on
cross-on
on
cross-on
cross
on
on
glassy
on
on
glassy
on
on
glassy
cross-on
on
cross-on
High Tide
11:18AM1.93m
10:59PM2.09m
11:51AM1.96m
11:44PM1.85m
12:25PM1.96m
00:33AM1.60m
1:00PM1.93m
1:34AM1.37m
1:40PM1.88m
3:22AM1.21m
2:32PM1.82m
3:46PM1.79m
Low Tide
4:59PM0.72m
5:28AM0.35m
5:50PM0.72m
5:57AM0.56m
6:45PM0.75m
6:23AM0.77m
7:50PM0.79m
6:46AM0.96m
9:14PM0.81m
7:00AM1.12m
10:58PM0.76m
00:18AM0.65m
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>
6:11
6:11
6:11
6:13
6:13
6:13
6:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:35
7:34
7:32
7:31
7:30
7:30
7:29
 mm
Temp °C
22
22
21
21
21
20
22
22
21
24
23
23
24
25
22
24
24
22
24
24
23
Feels °C
22
22
22
21
20
20
22
22
21
24
22
24
25
25
23
25
24
24
25
24
25
  • 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 15th Street Surf forecast

The above surf forecast table for 15th Street provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at 15th Street can be found by selecting the local surf guide option on the grey menu. Our 15th Street 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 (15th Street) 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 15th Street 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.

15th Street is 5 km (3 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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