- Forecast
- Maps
- Live
- Weather State
- Spot Information
Ammonias Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Ammonias surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Tuesday 26 May 2026 HSTForecast 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
25.1° C
(Which is normal for this time of year)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 12AM is: 2.0m 7s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a South direction (forecast issued at 07:00pm May 26). An open ocean swell of 0.5m 16s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 6ft (1.8m) | 7s |
| Afternoon (27 May) | 6ft (1.8m) | 7s |
| Evening (27 May) | 5.5ft (1.7m) | 7s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Warm (max 25°C on Fri afternoon, min 22°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | S 22 | S 21 | S 21 | S 21 | S 20 | S 20 | S 20 | |
344 | 420 | 456 | 400 | 440 | 400 | 314 | 344 | 359 | 334 | 319 | 286 | 279 | 265 | 247 | 223 | 217 | 242 | 332 | 445 | 441 | 530 | 624 | 753 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | |
High Tide | 00:22AM0.27m | 2:18PM0.55m | 00:59AM0.23m | 2:50PM0.59m | 1:35AM0.20m | |||||||||||||||||||
Low Tide | 8:07PM0.19m | 6:40AM-0.05m | 9:11PM0.17m | 7:04AM-0.06m | 10:02PM0.15m | 7:30AM-0.06m | ||||||||||||||||||
 |  |  | | |  | | |  |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — |
 | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | 7:15 |
1 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | |
Temp °C | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 25 |
22 | 21 | 21 | 21 | 20 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 16 | S 14 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 21 | S 21 | S 21 | S 20 | S 20 | S 20 |
 kJ | 73 | 172 | 97 | 150 | 148 | 146 | 196 | 140 | 131 | 125 | 123 | 121 | 117 | 110 | 105 | 103 | 103 | 102 | 332 | 445 | 441 | 530 | 624 | 753 |
Swell 2 Height (m) Direction Period (s) | SE 6 | NW 16 | NW 16 | NW 15 | WNW 15 | NW 14 | WNW 14 | WNW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | SE 6 | SE 6 | S 22 | S 12 | S 12 | N 12 | S 11 | S 11 | S 11 |
| kJ | 9 | 129 | 90 | 109 | 144 | 102 | 133 | 125 | 87 | 84 | 84 | 55 | 52 | 52 | 51 | 13 | 16 | 242 | 100 | 98 | 106 | 64 | 63 | 63 |
Swell 3 Height (m) Direction Period (s) | S 16 | SE 8 | S 16 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 6 | SSE 6 | NNE 12 | NNE 12 | NW 12 | NW 12 | SE 6 | NNE 11 | N 10 | S 12 | N 10 | N 10 | NNE 10 |
| kJ | 79 | 18 | 46 | 12 | 11 | 18 | 11 | 11 | 18 | 35 | 33 | 10 | 15 | 48 | 30 | 51 | 50 | 9 | 38 | 56 | 66 | 49 | 48 | 31 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 344 | 420 | 456 | 400 | 440 | 400 | 314 | 344 | 359 | 334 | 319 | 286 | 279 | 265 | 247 | 223 | 217 | 210 | 255 | 227 | 206 | 176 | 181 | 186 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 33 | 299 | 122 | 16 | 16 | 16 | 16 | 31 | 33 | 16 | 46 | 16 | 16 | 16 | 16 | 31 | 31 | 16 | 16 | 16 | 16 | 16 | 31 | 31 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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.
Nearest