Rat Beach Surf Break

Lat Long: 33.81° N 118.40° W

Rat Beach Surf Forecast and Surf Report

Issued: 4 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Rat Beach sea temperature is
21.4°C
2.5° 

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


Rat Beach surf forecast from 24 Aug 2026:

  • Best quality surf: Sunday 23 Aug, 11PM (local time) - 1.5ft (0.4m), 18s period, SW swell with cross-offshore winds.
  • Most powerful swell: Tuesday 25 Aug, 2AM (local time) - 2ft (0.6m), 17s period, SW swell with 173 kJ wave energy.
  • Next surfable swell (1★+): Sunday 23 Aug, 11PM (local time) - 1.5ft (0.4m), 18s period with SW swell.

Best Forecast Surf Conditions for Rat Beach this week:

The surf forecast for Rat Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 23) at 11PM. The primary swell is predicted to be 0.4m and 18s period with a secondary swell of 0.5m and 4s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Rat Beach in the next 16 days are 0.6m 17s and forecast to arrive on Tuesday (Aug 25) at 2AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 18s period and expected on Saturday (Aug 29) at 2AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sun 23rd Aug)1.5ft (0.4m) 18s
Best Surf11PM (Sun 23rd Aug)1.5ft (0.4m) 18s
Most Powerful 2AM (Tue 25th Aug)2ft (0.6m) 17s

Table - best surf conditions forecast for Rat Beach over the next 16 days.


The Lowdown

G’day, Rusty here, and I’ve got to be straight with you – the outlook for Rat Beach over the next 16 days is a tough one. We’re looking at a long, flat spell with next to nothing worth paddling out for. The first real chance to even get wet doesn’t come until Wednesday, 26 August, and even then it’s nothing to write home about.

The water’s sitting at 71° and that’s a solid 5° warmer than usual for this time of year, so at least the swim will be nice if you’re not fussed about waves.

From Wednesday 26 August morning, we get a tiny 2ft swell from the SW, with a period of 16 seconds. That’s a long-period groundswell, but at this size the energy is only moderate (149). The wind is offshore light from the SE, so the surface will be clean. It’s surfable, but barely. The spot is a reef, so the long period might actually wrap in okay, but with the swell this small, you’ll be scratching for anything. Crowds are a “sometimes” thing here, but honestly, with conditions this ordinary, I doubt anyone will be out.

The next couple of days follow the same pattern. Thursday 27 August morning has a 1ft swell from the SW, period 15 seconds, clean cross-off wind from the S, but the energy drops to 93 – weak. Friday 28 August tries a 2ft from the W with a short 10-second period, wind light cross-off, but energy is a paltry 51. It’s just not happening.

The best of a bad bunch might be Sunday 30 August morning. The swell picks up to 3ft from the W, period only 7 seconds, so it’s weak windswell, but the wind is light cross-off from the SSW, giving clean faces. Energy is 73 – still weak. That’s the biggest wave height we see, but it’s messy and short-period.

Monday 31 August morning is similar with 3ft from the W, clean cross-off, but again, short period and low energy (56). Into the first week of September, it’s more of the same – tiny, weak, and mostly messy. The 3rd of September has a 2ft W swell, but the wind is cross-on and choppy, so forget it.

After that, it flatlines. By Saturday 5 September, the combined energy is just 6, and by Sunday 6 September, it’s 2 – that’s about as flat as it gets. The wave heights are down to 0.7ft. There’s a brief look on Monday 7 September morning with 1.0ft and a 21-second period from the SW, but the energy is still only 23, and it’s a long-period ghost that won’t produce anything ridable.

Bottom line: the only window that’s even surfable is Wednesday 26 August through to maybe Tuesday 1 September, but it’s all small, weak, and nothing special. There’s no standout session here. If you’re desperate, aim for Sunday 30 August morning for the biggest surf of the period, but don’t get your hopes up. A long, blank run like this is pretty normal for the area when the swell window shuts down.

Stay patient, mates. Rusty out.

Short Range Forecast

Mostly dry. Warm (max 26°C on Tue afternoon, min 22°C on Sun night). Wind will be generally light.

Days 5-7 Weather Summary

Mostly dry. Warm (max 26°C on Fri afternoon, min 23°C on Wed night). Wind will be generally light.

Sun
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
1
1
0
1
0
0
1
1
0
1
1
0
1
0
0
0
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)
0.4
SW
18
0.4
SW
18
0.4
SW
18
0.4
SW
17
0.6
SW
17
0.6
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
15
0.4
SW
14
0.5
W
12
0.5
SW
14
0.5
W
10
0.5
W
10
0.5
W
5
0.5
W
7
0.6
W
10
1
W
7
Wave Graph
Metric surfscale
Energy kJ
111
112
111
98
173
169
127
124
124
121
104
74
73
91
52
49
14
21
64
91
Wind (km/h)
20
W
5
SSW
5
SSW
20
W
5
SSE
5
SW
20
W
5
SE
10
SSE
10
WSW
15
SE
15
SSE
15
SW
10
SSE
5
SSW
15
W
10
S
5
WSW
20
W
10
ESE
Wind State
cross-on
cross-off
cross-off
cross-on
cross-off
cross
cross-on
off
off
cross-on
off
cross-off
cross
off
cross-off
cross-on
cross-off
cross
cross-on
off
High Tide
7:02PM2.01m
9:08AM1.54m
7:41PM2.10m
9:26AM1.60m
8:17PM2.17m
9:45AM1.66m
8:52PM2.19m
10:05AM1.73m
9:26PM2.16m
10:26AM1.81m
10:01PM2.08m
10:49AM1.89m
10:39PM1.95m
Low Tide
2:27AM0.34m
1:37PM1.16m
2:55AM0.27m
2:12PM1.06m
3:21AM0.24m
2:47PM0.96m
3:45AM0.25m
3:23PM0.87m
4:09AM0.30m
4:00PM0.78m
4:33AM0.39m
4:40PM0.71m
4:56AM0.51m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:22
6:22
6:24
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:30
7:29
7:28
7:25
7:24
7:23
7:22
 mm
Temp °C
24
23
24
24
25
25
26
26
25
25
25
24
24
24
25
26
24
26
26
26
Feels °C
25
23
26
24
24
26
25
26
26
25
26
24
25
27
26
26
24
27
25
25
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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 Rat Beach Surf forecast

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

Rat Shit is 5 km (3 miles) from Redondo Beach. If you plan a vacation in Los Angeles County, look for hotels and other accommodation in Redondo Beach. Redondo Beach has rooms for a wide range of budgets as well as car hire and transport links.

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