Jacobs Bay Surf Break

Lat Long: 32.97° S 17.89° E

Jacobs Bay Surf Forecast and Surf Report

Issued: 7 pm 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Jacobs Bay sea temperature is
13.6°C
2.0° 

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


Jacobs Bay surf forecast from 15 Sep 2026:

  • Best quality surf: Wednesday 16 Sep, 2AM (local time) - 10ft (3.0m), 14s period, WSW swell with cross-shore winds.
  • Most powerful swell: Wednesday 16 Sep, 2AM (local time) - 10ft (3.0m), 14s period, WSW swell with 3,933 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 16 Sep, 2AM (local time) - 10ft (3.0m), 14s period with WSW swell.

Best Forecast Surf Conditions for Jacobs Bay this week:

The surf forecast for Jacobs Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 16) at 2AM. The primary swell is predicted to be 3.0m and 14s period. The wind is predicted to be cross-shore as the swell arrives.

The most powerful waves expected at Jacobs Bay in the next 16 days are 3.0m 14s and forecast to arrive on Wednesday (Sep 16) at 2AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 6s period and expected on Monday (Sep 21) at 8PM.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Wed 16th Sep)10ft (3.0m) 14s
Best Surf 2AM (Wed 16th Sep)10ft (3.0m) 14s
Most Powerful 2AM (Wed 16th Sep)10ft (3.0m) 14s

Table - best surf conditions forecast for Jacobs Bay over the next 16 days.


The Lowdown

Righto, let's have a look what's on the menu for Jacobs Bay over the next couple of weeks.

Look, it's a rough start. We've got a massive pulse of energy coming in for the next few days, but it's just too much for this spot. The water temp is about what you'd expect for this time of year, nothing weird there. There's a staggering 5447 (combined energy) swell roaring in Wednesday morning with a 10ft south-west swell, but that's just way too big and messy for a beginner's wave. The wind is a strong cross-off, so the face might be clean, but the size is the big problem. Wednesday afternoon is still solid at 7ft, but the score tells you it's not happening. Thursday keeps the trend going with 6ft in the morning and then another 10ft pulse in the afternoon – same story, too much grunt.

Honestly, the first weekend isn't much better. Friday and Saturday both have surf in the 5ft to 5ft range with a moderate to fresh breeze, but the conditions are just "marginal" at best. It's not totally blown out, but it's not clean enough to get excited about. We're looking at a gap of pretty poor options until we get to Monday the 21st. That's a long time to stare at a flat, messy ocean.

Alright, here's the standout of the whole forecast. Monday morning, the 21st of September. That's your window. The swell drops to a super manageable 4ft from the west-south-west, with a 12-second period – that's proper groundswell, meaning it'll wrap in nicely and have some shape. But the real magic is the wind: glassy. Absolutely dead flat, 3 mph from the south-south-east. It's going to be clean as a whistle. The energy is a moderate 569. For a spot like Jacobs Bay, that's the goldilocks zone. Keep an eye on the crowd situation though – it can get "sometimes" busy, and on a morning like this, it'll be a popular choice.

After that, it goes a bit ordinary again. Tuesday the 22nd is small and choppy. Wednesday the 23rd is even smaller with a howling near-gale wind in the afternoon. Then we get another one of those massive swells hitting on Thursday the 24th – 10ft again, but this time with a moderate offshore breeze. It's clean, but the sheer size (2608 combined energy) means this is strictly for experts only. It'll be a freight train. Friday the 25th is still chunky at 7ft, but the wind is cross-onshore, which will chop it up.

The second week fades out pretty quietly. There's a couple of sessions worth a look, like Monday the 28th morning with a 4ft south-west swell and clean conditions, but it's weak and inconsistent. The last real note is the very end of the forecast, on Thursday the 1st of October. It's tiny, 2ft, but glassy again with a super long 16-second period from the south-west. It'll be a long wait for a set, but if you're a logger, might be a laugh.

So, to wrap it up: the first week is a tale of two problems – too big or just average. The absolute best bet is Monday the 21st of September morning. Get in the water then. And if you're game for a big, clean, expert-only wave, Thursday the 24th of September morning will be a sight to see.

Rusty.

Short Range Forecast

Light rain (total 4mm), mostly falling on Tue night. Very mild (max 19°C on Fri afternoon, min 12°C on Tue night). Winds increasing (light winds from the NW on Tue night, strong winds from the SSE by Wed afternoon).

Days 5-7 Weather Summary

Mostly dry. Warm (max 22°C on Mon morning, min 13°C on Fri night). Winds decreasing (fresh winds from the S on Sun afternoon, calm by Mon morning).

Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
!
!
1
2
2
!
2
2
2
3
2
2
2
3
0
3
3
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
WSW
14
3
SW
13
2
WSW
13
1.9
SW
13
1.8
SW
12
3
S
8
1.6
SW
11
1.6
SW
11
1.6
SW
13
1.6
SW
13
1.4
SW
12
2.5
S
8
2.1
SW
14
1.9
SW
13
1.7
WSW
13
1.5
WSW
12
1.3
WSW
12
1.3
WSW
12
1.1
SW
12
Wave Graph
Metric surfscale
Energy kJ
3933
3160
1359
1191
944
964
622
589
865
851
514
750
1527
1200
904
657
488
464
337
Wind (km/h)
25
S
45
S
45
SSE
35
SSE
35
SSE
40
SSE
30
SE
25
SSE
25
SSE
20
SSE
30
SSE
35
SSE
30
SSE
25
SSE
35
S
15
SE
5
SSE
15
SSW
10
ESE
Wind State
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
glassy
cross-on
cross-off
High Tide
5:51AM1.26m
6:01PM1.28m
6:25AM1.14m
6:38PM1.14m
7:13AM1.02m
7:34PM1.01m
8:52AM0.93m
9:41PM0.95m
11:18AM0.97m
11:38PM1.01m
12:24PM1.09m
00:33AM1.12m
Low Tide
11:44PM0.29m
11:49AM0.39m
00:16AM0.41m
12:21PM0.51m
00:54AM0.54m
1:06PM0.64m
2:04AM0.64m
3:02PM0.73m
4:49AM0.66m
5:48PM0.68m
6:11AM0.56m
6:42PM0.56m
light rain
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>
6:47
6:45
6:43
6:41
6:41
6:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:38
6:39
6:40
6:40
6:42
6:43
6:43
 mm
4
Temp °C
14
14
15
14
14
17
14
15
19
17
17
20
18
20
20
18
22
21
21
Feels °C
10
5
6
6
6
9
6
9
13
11
11
14
13
16
15
14
22
20
19
  • 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 Jacobs Bay Surf forecast

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

Jacobs Bay is 8 km (5 miles) from the city of Saldanha. If you plan a holiday in West Coast, look for hotels and other accommodation in Saldanha. Saldanha has rooms for a wide range of budgets as well as car hire and transport links.

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