Ammonias Surf Break

Lat Long: 21.95° N 159.35° W

Ammonias 48 hour detailed Surf Forecast

Issued: 7 pm 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ammonias sea temperature is
26.6° 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 (17 Aug):

  • Afternoon surf: Afternoon surf (17 Aug, local time) - 15ft (4.5m), 10s period with E swell.
  • Evening surf: Evening surf (17 Aug, local time) - 8ft (2.5m), 9s period with ENE swell.

The current surf forecast for Ammonias at 12AM is: 2.5m 8s primary swell from a East direction and 0.8m 13s secondary swell from a South direction, 0.7m 6s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 16). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (17 Aug)--
Afternoon (17 Aug)15ft (4.5m)10s
Evening (17 Aug)8ft (2.5m)9s

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


Short Range Forecast

Moderate rain (total 13mm), heaviest on Sun night. Warm (max 26°C on Sun night, min 24°C on Mon night). Wind will be generally light.

Sun
16
Monday
17
Tuesday
18
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)
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
ENE
9
2.5
ENE
9
2.5
E
8
2
ENE
8
1.9
ENE
8
1.8
ENE
8
1.7
ENE
8
1.7
ENE
8
1.7
ENE
7
0.9
S
14
1.7
ENE
7
1.7
ENE
7
1.6
ENE
7
1.6
ENE
6
0.7
S
13
0.7
S
13
0.7
S
13
1.5
ENE
6
1.5
ENE
6
Wave Graph
Metric surfscale
Energy kJ
1499
994
1010
554
475
418
335
318
314
329
270
247
227
176
170
165
165
160
160
Wind (km/h)
30
E
25
ESE
25
ESE
20
ESE
20
E
20
E
25
E
20
E
25
ENE
20
ENE
25
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
Wind State
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
High Tide
5:50PM0.44m
7:34AM0.46m
6:01PM0.36m
8:46AM0.48m
5:31PM0.30m
Low Tide
00:26AM0.06m
1:11PM0.26m
00:55AM0.06m
3:13PM0.30m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:07
7:06
7:06
 mm
3
3
3
2
1
1
2
1
Temp °C
26
26
26
26
25
26
26
26
26
25
25
25
24
24
26
26
25
25
24
Feels °C
26
27
27
28
27
28
27
27
27
26
25
25
24
24
27
26
25
26
24
  • 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 

FREE! Surf-Forecast.com widget for your website

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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