Fish Boma Surf Break

Lat Long: 34.07° S 22.95° E

Fish Boma Surf Forecast and Surf Report

Issued: 7 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fish Boma sea temperature is
16.8° C
0.2° 

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


Fish Boma surf forecast from 6 Aug 2026:

  • Best quality surf: Friday 7 Aug, 2PM (local time) - 8ft (2.5m), 15s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Saturday 8 Aug, 11PM (local time) - 13ft (4.0m), 14s period, SW swell with 5,611 kJ wave energy.
  • Next surfable swell (1★+): Friday 7 Aug, 2AM (local time) - 8ft (2.5m), 12s period with SW swell.

Best Forecast Surf Conditions for Fish Boma this week:

The surf forecast for Fish Boma over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Aug 07) at 2AM. The primary swell is predicted to be 2.5m and 12s period with a secondary swell of 0.5m and 10s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Fish Boma in the next 16 days are 4.0m 14s and forecast to arrive on Saturday (Aug 08) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Friday (Aug 07) at 11PM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Fri 7th Aug)8ft (2.5m) 12s
Best Surf 2PM (Fri 7th Aug)8ft (2.5m) 15s
Most Powerful11PM (Sat 8th Aug)13ft (4.0m) 14s

Table - best surf conditions forecast for Fish Boma over the next 16 days.


The Lowdown

Alright folks, Rusty here. Let's get into it.

We’ve got a solid run of surf on the cards at Fish Boma, a reef break that’s exposed to the south and, importantly, likes an offshore from the NNE. The water temp is sitting at 62°, which is pretty much bang on average for this time of year, so no surprises there.

The first few days are a bit of a mixed bag. Thursday the 6th kicks off with a solid 10ft SW swell, but that 9 mph cross-on wind from the west is going to chop it up and make it ugly. The combined energy is moderate to strong (3445), but the quality is just not there. You’d be better off waiting.

Things start to clean up nicely on Friday the 7th. The swell drops a touch to 8ft from the SW, but the wind swings around to the ENE, giving us a clean cross-off. The combined energy is still strong (2602), and the 14-second period means plenty of push. This is a good window for experienced surfers who can handle a solid 8ft reef wave.

Saturday the 8th and Sunday the 9th are a write-off for quality surfing. The wind comes back onshore and the swell gets messy. By Sunday afternoon, it’s an 12ft SW swell with a 16 mph cross-on wind and a combined energy of 3784 – that’s powerful, but it’s going to be a washing machine. That setup might be more interesting for the kite surfers than for paddle surfing.

We get a little reprieve on Monday the 10th, but it’s nothing special with cross-shore winds and a messy 5ft to 8ft swell.

The standout window starts on Tuesday the 11th. The morning sees a 7ft SSW swell with a 12-second period and a clean cross-off wind from the ENE. The combined energy is strong (1590). It’s excellent for experienced surfers.

But the absolute best of the best is Wednesday the 12th. The morning brings a 5ft SSW swell, but the period jumps to a massive 20 seconds. That’s a very long period groundswell, and combined with a light 6 mph cross-off from the ENE, the conditions are glassy. The combined energy reads 3325. This is a proper waiting game with long, powerful lines between sets. It’s excellent for experienced surfers. This is the one to circle.

Thursday the 13th is also a treat. We’ve got a 7ft SW swell with a 17-second period, and the wind is a true offshore from the NNE at 6 mph. The combined energy is 3178. This is clean, powerful, and excellent for experienced surfers. The afternoon holds up well too.

Friday the 14th is a smaller, glassy day. 4ft SW swell, 14-second period, and the afternoon goes completely glassy with a 3 mph wind from the SE. Combined energy is moderate (1089), but the quality is excellent. This is a great day for a longer board or a more relaxed session.

The weekend of the 15th and 16th sees a return to smaller, less clean conditions. The swell is there, but the wind isn’t playing ball.

Looking into the second week, the 17th and 18th offer some clean windows again, but nothing that jumps out as a standout. The 20th of August has a glassy morning with 5ft SW swell, which is a nice little session.

Then, right at the end of the forecast, the 21st of August brings a big pulse. The afternoon shows an 12ft SSW swell with a 15-second period and a combined energy of 5325. That’s a lot of power. The wind is cross-shore, so it’s not going to be perfect, but for experienced surfers looking for size, that’s worth keeping an eye on, though it’s a long way out.

So, to wrap it up: Wednesday the 12th and Thursday the 13th of August are your absolute best bets. Clean, powerful, long-period groundswell with favorable winds. Fish Boma can get a crowd at times, so get in early. The other days have some clean windows, but nothing beats that mid-week stretch.

Rusty.

Short Range Forecast

Moderate rain (total 16mm), heaviest on Sat night. Very mild (max 19°C on Fri afternoon, min 11°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 35mm), heaviest during Sun afternoon. Very mild (max 15°C on Tue afternoon, min 10°C on Sun morning). Wind will be generally light.

Thursday
6
Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
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
2
4
4
4
5
1
2
0
3
0
3
3
3
4
4
2
4
5
3
5
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
SW
13
3
SW
13
2.5
SW
12
2.5
SW
14
2.5
SW
15
2.5
SW
14
2.3
SW
14
2.3
SW
13
4
SW
14
3
SW
13
3.5
SSW
12
2.5
SW
12
1.6
SW
12
2.4
SSW
11
2.5
SSW
14
2.2
SSW
12
1.7
SSW
12
0.9
SSW
23
1.5
SSW
20
1.7
SSW
18
1.8
SW
17
Wave Graph
Metric surfscale
Energy kJ
3357
2483
2113
2557
3116
3009
1991
1831
5487
3031
3732
2055
655
1309
2418
1454
789
764
1748
1836
1885
Wind (km/h)
15
W
10
SW
5
SE
15
ENE
15
E
10
NNW
15
W
10
WSW
20
SW
15
S
25
SSE
10
ESE
15
SE
15
ESE
10
ENE
15
E
25
ESE
15
NE
10
ENE
20
E
15
NE
Wind State
cross-on
cross-on
glassy
cross-off
cross-off
cross-off
cross-on
cross-on
on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross
cross-off
cross-off
cross-off
off
High Tide
8:19AM1.23m
9:00PM1.37m
9:56AM1.14m
10:48PM1.31m
12:01PM1.18m
00:33AM1.38m
1:23PM1.34m
1:42AM1.52m
2:17PM1.54m
2:33AM1.66m
3:01PM1.71m
3:16AM1.75m
3:41PM1.84m
3:55AM1.80m
Low Tide
2:22PM0.53m
3:41AM0.58m
3:58PM0.63m
5:38AM0.57m
6:03PM0.60m
7:09AM0.44m
7:29PM0.46m
8:06AM0.28m
8:26PM0.29m
8:51AM0.13m
9:12PM0.15m
9:30AM0.03m
9:53PM0.06m
rain showers
light rain
light rain
part cloud
clear
part cloud
part cloud
clear
mod rain
mod rain
heavy rain
rain showers
rain showers
rain showers
rain showers
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:16
7:15
7:13
7:13
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:52
5:52
5:52
5:53
5:54
5:54
 mm
1
2
4
9
8
18
4
2
2
1
Temp °C
15
13
13
15
19
17
14
15
14
10
11
13
13
13
13
13
15
14
16
19
18
Feels °C
12
10
11
12
16
15
11
11
12
7
5
7
9
9
10
10
11
10
13
15
14
  • Map Icons:
  • Break
  • 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 Fish Boma Surf forecast

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

Are you planning a holiday in Garden Route? If you are looking for accommodation near Fish Boma, camping, hotels and holiday cottages in Garden Route, consider staying in Knysna which is 10 km (6 miles) away. Other places in and around Garden Route where you can find information about places to rent, and car hire include Plettenberg Bay which is 39 km (24 miles) away, George, Mossel Bay and Oudtshoorn.

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