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Surf Forecasts

Ammonias surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 pm Tuesday 29 Apr 2025 HST
Forecast update in hr  min  s Forecast update imminent
Ammonias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ammonias sea temperature is
25.4° C
 (Which is slightly warmer than usual)

How big are the waves at Ammonias today?

The current surf forecast for Ammonias at 12AM is: 0.5m 21s primary swell from a South direction and 0.7m 8s secondary swell from a East-northeast direction (forecast issued at 07:00pm April 29). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (30 Apr)2ft (0.6m)20s
Afternoon (30 Apr)2.5ft (0.7m)19s
Evening (30 Apr)2.5ft (0.7m)18s

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

Hourly12 Days
Kaua'i Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Tuesday
29
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wed
07
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
1
1
2
2
2
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.5
SSW
0.6
SSW
0.5
S
0.6
S
0.5
S
0.5
S
0.7
S
0.7
S
0.7
S
0.6
S
0.7
S
0.8
S
0.8
S
0.7
S
0.6
S
0.6
S
0.8
SSW
0.8
SSW
0.7
S
0.7
S
0.6
S
0.5
S
0.6
S
0.7
S
0.8
S
0.7
SSW
0.7
S
1.6
E
1.6
E
1.4
E
1.2
E
1.3
E
1.6
ENE
1.6
ENE
1.7
ENE
1.4
ENE
1.4
ENE
1.5
E
1.6
E
1.5
E
1.6
ENE
1.7
ENE
1.9
ENE
1.9
E
1.9
E
1.9
E
1.8
ENE
1.8
ENE
1.8
ENE
1.8
ENE
1.9
ENE
2.1
ENE
2.2
E
2.1
ENE
2
ENE
2.1
ENE
2.2
ENE
2.2
ENE
2.3
ENE
2.2
ENE
Period(s) (?)171621212120201919181818181716161616161615151514141414677777777777777777777777777777777
Wave
Graph
(?)Metric surfscale
Energy (?)162179231326221196373369361240311399395297198190337337248242165112157206264215203194225179135166227219268186186212247218225270352376355366346302310310346408522456415408461498557526
Wind
(km/h)
5
N
10
NNE
10
N
5
NNW
10
N
10
N
10
E
10
ESE
10
E
10
E
15
ENE
10
E
15
ENE
20
ENE
25
E
15
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
25
E
20
E
20
ENE
25
ENE
25
E
20
E
15
ENE
20
E
25
E
20
E
20
E
20
E
20
ENE
20
ENE
20
E
25
E
25
E
25
E
25
ENE
25
ENE
25
ENE
25
E
25
ENE
25
ENE
25
ENE
20
ENE
25
ENE
25
ENE
25
ENE
20
ENE
20
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on
High Tide
/ height (m)
5:43PM
0.67
4:33AM
0.15
6:37PM
0.64
5:17AM
0.12
7:37PM
0.60
6:46AM
0.10
8:43PM
0.55
9:17AM
0.12
9:48PM
0.52
11:05AM
0.17
10:47PM
0.48
12:11PM
0.23
11:36PM
0.44
12:58PM
0.30
12:16AM
0.40
Low Tide
/ height (m)
1:09AM
0.10
10:33AM
-0.10
2:41AM
0.10
11:16AM
-0.05
4:26AM
0.10
12:09PM
0.00
5:25AM
0.08
1:19PM
0.06
5:57AM
0.07
2:55PM
0.11
6:21AM
0.05
4:36PM
0.14
6:39AM
0.03
6:01PM
0.16
Tuesday
29
Wednesday
30
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wed
07
Sunrise-----6:05-------6:05-------6:05-------6:03-------6:03-------6:03-------6:01------
Sunset7:01-------7:01-------7:02-------7:02-------7:04-------7:04-------7:05-------7:05---
rain showersrain showersclearclearclearclearclearclearclearclearclearclearrain showersclearclearclearclearpart cloudrain showersclearclearclearclearclearclearpart cloudpart cloudpart cloudcloudclearpart cloudrain showersrain showerspart cloudpart cloudpart cloudrain showerspart cloudpart cloudpart cloudpart cloudpart cloudpart cloudrain showersrain showersrain showerspart cloudpart cloudpart cloudpart cloudclearpart cloudclearclearrain showersrain showersrain showersrain showerspart cloudclear
Rain (mm)
21----------1-----1------------11---1------111--------1121--
Temp. °C242423232323242425242423232425252524232323242525242423232324242524242323232425252424242323232425242323232324242424242323
Feels °C (?)262624252525252627262524242424252424222223232324232322222323232523232323232324242223232222212224232122222223222222222121
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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View detailed surf forecast for Ammonias at:
surf-forecast.com

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