Morro Rock Surf Break

Lat Long: 35.39° N 120.87° W

Morro Rock Surf Forecast and Surf Report

Issued: 4 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Morro Rock sea temperature is
17.8° C
1.3° 

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


Morro Rock surf forecast from 16 Aug 2026:

  • Best quality surf: Tuesday 18 Aug, 11PM (local time) - 7.5ft (2.3m), 8s period, NW swell with glassy winds.
  • Most powerful swell: Friday 21 Aug, 11PM (local time) - 8ft (2.5m), 7s period, NW swell with 671 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 18 Aug, 11PM (local time) - 7.5ft (2.3m), 8s period with NW swell.

Best Forecast Surf Conditions for Morro Rock this week:

The surf forecast for Morro Rock over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 18) at 11PM. The primary swell is predicted to be 2.3m and 8s period with a secondary swell of 1.7m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Morro Rock in the next 16 days are 2.5m 7s and forecast to arrive on Friday (Aug 21) at 11PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 16s period and expected on Sunday (Aug 16) at 11AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Tue 18th Aug)7.5ft (2.3m) 8s
Best Surf11PM (Tue 18th Aug)7.5ft (2.3m) 8s
Most Powerful11PM (Fri 21st Aug)8ft (2.5m) 7s

Table - best surf conditions forecast for Morro Rock over the next 16 days.


The Lowdown

Alright, Rusty here. Let’s talk about what’s cookin’ for Morro Rock.

Honestly, mate, this 16-day window is a bit of a tough one. The forecast is calling for surf, but the conditions are just not playing nice for the most part. We’ve got a long run of “poor surf conditions” flagged across the board, so I’m not gonna lie to you—there’s no single day that screams “drop everything and go.” But there are a couple of windows that might be worth a look if you’re desperate for a paddle.

The pattern is stubbornly onshore or cross-onshore for days on end, with wind mostly out of the WNW. That’s gonna keep things messy. The water temp is about 64°, which is a touch warmer than normal for this time of year at Morro Rock—not a bad thing for a summer wetsuit.

Let’s run through it. From Sunday the 16th through to Tuesday the 19th, we’re looking at weak, short-period windswell. Heights are mostly under 4 ft, with periods around 5-7 seconds, and the energy is weak to moderate (35-249). The wind is on it the whole time, so it’s not gonna be pretty. Wednesday the 20th morning sees a bump in energy to 592 with a 6 ft NW swell at 8 seconds, but that’s still onshore wind. Thursday the 21st and Friday the 22nd are more of the same story.

Then we hit a bit of a change around Sunday the 23rd of August. A long-period groundswell shows up from the SW, with periods of 18-19 seconds and moderate energy (207-240). The heights are tiny though—only 1 ft. That’s a tease. The long period means those waves will have some shape, but there’s just not enough size to do much with it. And the wind is still on it.

The next couple of days (24th-27th) are a mix of tiny SW groundswells and building WNW windswell, but the wind keeps shifting between cross-on and onshore. The energy numbers climb into the 200s and 300s, but the quality is still rated poor.

Now, here’s the one that might get your heart rate up a little. Friday the 28th of August morning, Morro Rock picks up a 6 ft NW swell at 8 seconds with strong energy (509). The wind is light cross-onshore from the WNW, which is not perfect, but it’s the best wave height of the whole run and the energy is solid. The swell direction is from the NW, which matches the optimum direction for this spot. The crowd factor here is “sometimes,” so you might have company, but it’s manageable. This is the most interesting session of the outlook. The afternoon gets bigger at 7 ft, but the wind picks up to a moderate breeze, making it choppier. For a beginner, anything over 5 ft is getting big, and at 7 ft it’s expert territory only.

After that, the last couple of days (29th-31st) fade back into weak, wind-affected slop.

So, if I’m being straight with you—the standout is Friday the 28th of August morning. The NW swell, the energy (509), and the fact that it’s the biggest cleanest-looking window make it the best bet, even with that light cross-onshore breeze. It’s not perfect, but it’s the best we’ve got.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Tue morning, min 15°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 26°C on Fri morning, min 18°C on Wed night). Wind will be generally light.

Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
1
0
0
2
0
0
1
0
0
1
0
0
1
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)
0.3
WNW
10
0.8
WNW
5
0.8
WNW
5
0.7
WNW
5
1.3
WNW
5
1.9
NW
7
1.3
WNW
7
1.8
WNW
7
2.1
NW
8
1.1
WNW
7
1.3
WNW
7
1.5
WNW
7
1.7
NW
8
1.3
WNW
7
1.3
WNW
7
1.1
WNW
7
1.7
WNW
7
2.1
NW
7
1.1
WNW
7
1.7
WNW
6
1.9
NW
7
Wave Graph
Metric surfscale
Energy kJ
20
28
30
26
80
342
158
299
478
105
163
249
326
158
173
107
247
452
107
232
352
Wind (km/h)
10
W
15
W
5
NW
15
WNW
15
WNW
10
NW
15
NW
20
WNW
10
NW
10
WNW
15
WNW
5
NW
10
WNW
15
W
5
NNW
10
WNW
15
W
5
NNW
10
NW
15
WNW
5
NNW
Wind State
on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
on
glassy
cross-on
on
cross
cross-on
on
cross-on
High Tide
1:30PM1.51m
1:37AM1.23m
2:06PM1.49m
2:39AM1.01m
2:48PM1.44m
4:26AM0.86m
3:43PM1.40m
4:58PM1.38m
9:20AM0.98m
6:17PM1.42m
9:34AM1.05m
7:18PM1.50m
Low Tide
7:46PM0.39m
7:32AM0.40m
8:51PM0.43m
7:58AM0.59m
10:17PM0.45m
8:20AM0.75m
00:02AM0.40m
1:25AM0.29m
11:31AM0.96m
2:18AM0.17m
1:09PM0.93m
2:56AM0.08m
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:24
6:24
6:24
6:26
6:26
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:51
7:50
7:49
7:47
7:45
7:45
7:44
 mm
Temp °C
20
20
15
22
22
18
25
25
19
25
25
19
25
25
19
26
26
20
27
27
20
Feels °C
19
18
14
21
21
17
23
23
18
24
24
19
24
24
20
25
25
21
25
25
20
  • 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 Morro Rock Surf forecast

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

Morro Rock is 21 km (13 miles) from Atascadero. If you plan a vacation in San Luis Obispo, look for hotels and other accommodation in Atascadero. Atascadero has rooms for a wide range of budgets as well as car hire and transport links.

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