Horseshoe Bay 1 surfForecast / SA – East Coast / Australia

information circle16 Day Weather and Surf, issued 8 pm Wednesday 20 May 2026 ACST
Forecast update in hr  min  s Forecast update imminent
Horseshoe Bay 1 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Horseshoe Bay 1 sea temperature is
17.1° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Horseshoe Bay 1 this week:

The surf forecast for Horseshoe Bay 1 over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (May 21) at 6AM. The primary swell is predicted to be 1.3m and 14s period with a secondary swell of 1.2m and 11s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Horseshoe Bay 1 in the next 16 days are 1.8m 16s and forecast to arrive on Friday (May 22) at 6PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Saturday (May 23) at 12AM.

Wave TypeTime (ACST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Thu 21st May)4.5ft (1.3m) 14s
Best Surf 6AM (Thu 21st May)4.5ft (1.3m) 14s
Most Powerful 6PM (Fri 22nd May)6ft (1.8m) 16s

Table - best surf conditions forecast for Horseshoe Bay 1 over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Sat morning, min 12°C on Thu night). Wind will be generally light.

Days 5-7 Weather Summary

Moderate rain (total 10mm), heaviest on Sat night. Very mild (max 16°C on Sat night, min 11°C on Sun night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wed
27
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
3
3
1
2
2
3
3
2
2
2
0
0
2
0
0
0
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SSW
16
1.8
SSW
14
1.8
SSW
14
1.5
SSW
12
1.4
SSW
13
1.7
SSW
15
1.8
SSW
14
1.5
SSW
13
1.3
SSW
13
1.2
SSW
13
1.2
SSW
12
1.3
SSW
11
1.4
SW
10
1.6
SSW
9
1.6
SSW
9
1.2
SSW
14
1.5
SSW
16
1.5
SSW
14
1.3
SSW
14
1.3
SSW
13
1.3
SSW
13
Wave Graph
Metric surfscale
Energy kJ
596
1351
1212
636
659
1241
1319
768
528
423
365
411
424
450
364
602
1027
862
662
545
606
Wind (km/h)
5
NNW
5
NE
10
ESE
10
NNE
10
NNE
5
N
10
NNE
10
NNE
10
NW
10
NNE
15
NW
20
W
15
NNE
15
E
15
SE
10
ESE
15
SE
15
SSE
15
SE
15
SE
25
SSE
glassy
glassy
cross-on
off
cross-off
off
off
off
cross-off
off
cross-off
cross
off
cross
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
High Tide
3:12PM1.31m
3:43PM1.21m
4:12PM1.10m
4:39PM0.99m
4:59PM0.90m
11:30AM0.92m
4:37PM0.83m
10:08PM0.79m
11:30AM1.06m
Low Tide
6:31AM0.26m
6:54AM0.31m
7:14AM0.40m
7:25AM0.51m
7:11AM0.64m
2:58AM0.64m
4:18PM0.83m
8:40PM0.78m
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
light rain
rain showers
rain showers
rain showers
rain showers
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:09
7:09
7:09
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:15
5:15
5:14
5:13
5:13
5:12
5:12
3
2
2
1
1
1
Temp °C
15
17
16
13
17
18
15
20
20
16
15
14
12
13
13
14
14
15
14
15
15
15
15
13
11
14
16
12
17
17
13
11
10
9
9
10
12
12
13
12
11
11
Swell 1
Height (m)
Direction
Period (s)
1.5
SSW
11
1.8
SSW
14
1.8
SSW
14
1.5
SSW
12
1.4
SSW
13
1.7
SSW
15
1.8
SSW
14
1.5
SSW
13
1.3
SSW
13
1.2
SSW
13
1.2
SSW
12
1.3
SSW
11
1.4
SW
10
1.6
SSW
9
1.6
SSW
9
1.2
SSW
14
1.5
SSW
16
1.5
SSW
14
1.3
SSW
14
1.3
SSW
13
1.3
SSW
13
Energy kJ
583
1351
1212
636
659
1241
1319
768
528
423
365
411
424
450
364
602
1027
862
662
545
606
Swell 2
Height (m)
Direction
Period (s)
1.1
SSW
16
0.1
S
19
0.1
SW
18
0.4
SW
16
0.7
SSW
16
1
SW
13
1.2
S
7
0.8
S
7
0.6
S
6
0.1
SW
21
Energy kJ
596
7
13
69
226
326
147
56
26
18
Swell 3
Height (m)
Direction
Period (s)
0.1
S
20
0.5
SW
12
0.1
W
22
0.1
SW
22
Energy kJ
7
68
10
18
Wind waves
Height (m)
Direction
Period (s)
0.4
NE
3
0.3
NNE
3
0.6
NNE
3
0.5
NNE
3
0.5
NE
4
0.3
NNE
3
0.4
NE
3
0.3
ENE
3
1.8
S
7
1.4
S
7
Energy kJ
2
2
7
7
6
1
2
2
349
212
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
2
2
3
3
2
2
2
1
3
2
3
4
3
2
3
2
1
3
Distance (km)
0
0
1
0
0
0
0
0
0
0
1
303
0
205
792
1
651
168
168
499
1020
Best forecast wave conditions in South Australia - East Coast
Rating
(10 max)
5
4
4
4
4
5
5
3
4
2
3
3
3
3
3
Best forecast wave conditions in Australia
Rating
(10 max)
5
4
4
4
4
7
5
5
4
5
4
4
5
4
4
5
5
4
4
4
4
Header Global
Rating
(10 max)
4
5
5
5
5
7
6
5
5
9
6
5
5
4
4
5
5
4
5
5
5
  • 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 Horseshoe Bay 1 Surf forecast

The above surf forecast table for Horseshoe Bay 1 provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Horseshoe Bay 1 can be found by selecting the local surf guide option on the grey menu. Our Horseshoe Bay 1 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 (Horseshoe Bay 1) 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 Horseshoe Bay 1 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.

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