Ammonias Surf Break

Lat Long: 21.95° N 159.35° W

Ammonias 48 hour detailed Surf Forecast

Issued: 7 am 20 Jul 2026 (local time)

Forecast update in  hr  min

Today's Ammonias sea temperature is
26.7° C
0.3° 

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 (20 Jul):

  • Morning surf: Morning surf (20 Jul, local time) - 4.5ft (1.4m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (20 Jul, local time) - 5ft (1.5m), 7s period with ENE swell.
  • Evening surf: Evening surf (20 Jul, local time) - 4.5ft (1.4m), 7s period with ENE swell.

The current surf forecast for Ammonias at 11AM is: 1.4m 7s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a South-southwest direction, 0.5m 16s secondary swell from a South direction (forecast issued at 07:00am July 20). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (20 Jul)4.5ft (1.4m)7s
Afternoon (20 Jul)5ft (1.5m)7s
Evening (20 Jul)4.5ft (1.4m)7s

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


Short Range Forecast

Moderate rain (total 17mm), heaviest on Tue night. Warm (max 26°C on Mon morning, min 24°C on Mon night). Wind will be generally light.

Monday
20
Tuesday
21
Wednesday
22
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)
0
1
1
0
1
1
1
1
0
1
1
1
1
1
1
0
0
0
0
0
1
2
2
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)
1.4
ENE
7
1.4
ENE
7
1.4
ENE
7
0.7
S
16
1.5
ENE
7
1.4
ENE
7
1.4
ENE
7
1.3
ENE
7
1.3
ENE
7
0.8
S
15
0.8
S
15
0.9
S
14
0.9
S
14
0.9
S
14
1
S
13
1
S
13
1
S
14
0.6
SSW
24
0.6
SSW
24
0.6
SSW
24
0.7
SSW
23
0.7
SSW
22
0.7
SSW
22
Wave Graph
Metric surfscale
Energy kJ
214
220
220
257
234
202
208
178
173
279
275
334
320
298
352
352
363
444
437
433
564
517
489
Wind (km/h)
20
NE
20
ENE
25
NE
25
ENE
25
NE
25
NE
20
ENE
20
ENE
20
NE
20
NE
20
ENE
20
ENE
20
ENE
20
NE
20
ENE
20
ENE
25
ENE
25
E
25
ENE
20
ENE
25
ENE
25
NE
25
ENE
Wind State
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
High Tide
9:50AM0.41m
7:25PM0.35m
11:06AM0.46m
12:06PM0.52m
Low Tide
2:18AM0.05m
2:53PM0.29m
2:52AM0.04m
3:30AM0.04m
part cloud
rain showers
part cloud
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
rain showers
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:03
6:05
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:22
7:21
 mm
1
1
1
1
1
1
1
2
3
3
2
Temp °C
24
25
26
26
26
25
24
24
24
25
26
26
25
25
24
24
24
24
25
25
25
24
24
Feels °C
24
25
25
24
25
24
24
25
25
25
26
26
25
26
24
24
24
23
24
24
24
23
23
  • 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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