Ammonias Surf Break

Lat Long: 21.95° N 159.35° W

Ammonias 48 hour detailed Surf Forecast

Issued: 1 am 16 Sep 2026 (local time)

Forecast update in  hr  min

Today's Ammonias sea temperature is
26.8°C
0.2° 

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


How big are the waves at Ammonias today (16 Sep):

  • Morning surf: Morning surf (16 Sep, local time) - 2.5ft (0.8m), 18s period with SSW swell.
  • Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.
  • Evening surf: Evening surf (16 Sep, local time) - 3ft (0.9m), 18s period with SW swell.

The current surf forecast for Ammonias at 6AM is: 0.8m 18s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a East direction (forecast issued at 01:00am September 16). An open ocean swell of 1.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (16 Sep)2.5ft (0.8m)18s
Afternoon (16 Sep)3ft (0.9m)18s
Evening (16 Sep)3ft (0.9m)18s

Table - waves today at Ammonias. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 28mm), heaviest during Thu night. Warm (max 27°C on Wed morning, min 25°C on Wed night). Wind will be generally light.

Wednesday
16
Thursday
17
Friday
18
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
2
0
0
1
1
0
1
0
1
1
0
0
0
0
2
2
2
1
1
2
1
2
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SSW
19
0.8
SSW
18
0.8
SSW
18
0.9
SW
18
0.9
SW
18
0.9
SSW
18
0.9
SW
18
0.8
SSW
17
0.9
SSW
17
0.9
SSW
16
0.8
SSW
16
0.7
SW
16
0.7
SW
16
2.1
ENE
7
1
SSW
17
1
SSW
18
1
SSW
18
1
SSW
18
1
SSW
17
1
SSW
17
1
SSW
17
1
SSW
16
1.1
SSW
16
1
SSW
16
Wave Graph
Metric surfscale
Energy kJ
465
418
399
449
449
541
444
386
443
412
326
258
258
443
587
659
651
637
629
608
587
566
659
539
Wind (km/h)
15
ENE
20
ENE
20
ENE
20
ENE
25
NE
25
NE
25
NE
25
NE
25
NE
25
NNE
25
NE
25
NE
25
NE
25
NE
25
NE
25
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
NE
25
ENE
20
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
7:44AM0.54m
9:00AM0.53m
10:23AM0.54m
9:42PM0.19m
Low Tide
11:40PM0.08m
00:11AM0.10m
00:58AM0.13m
9:18PM0.19m
rain showers
rain showers
rain showers
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:38
6:37
6:37
 mm
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
2
1
1
1
1
Temp °C
26
25
26
27
27
26
25
25
25
25
25
26
26
26
25
25
25
25
25
26
27
26
25
25
Feels °C
28
27
28
28
28
26
25
25
26
26
25
26
26
26
25
25
25
25
25
26
27
26
25
25
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ammonias surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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