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Ammonias Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Ammonias surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 am Sunday 24 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
25.2° C
(Which is normal for this time of year)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 9AM is: 2.3m 8s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a South direction (forecast issued at 01:00am May 24). An open ocean swell of 0.4m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 7.5ft (2.3m) | 8s |
| Afternoon (24 May) | 8ft (2.4m) | 8s |
| Evening (24 May) | 8ft (2.4m) | 8s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Sun morning. Warm (max 24°C on Mon morning, min 22°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | |
827 | 766 | 766 | 708 | 738 | 848 | 817 | 705 | 705 | 627 | 650 | 583 | 534 | 476 | 500 | 496 | 483 | 487 | 560 | 512 | 452 | 373 | 400 | 428 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 12:15PM0.33m | 11:02PM0.39m | 1:03PM0.41m | 11:43PM0.33m | 1:43PM0.49m | |||||||||||||||||||
Low Tide | 5:30AM0.02m | 5:07PM0.20m | 5:54AM-0.01m | 6:46PM0.21m | 6:17AM-0.03m | 8:07PM0.19m | ||||||||||||||||||
 |  |  |  | | |  | | | |  | | | | | | | | | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — |
— | 1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | 1 | — | 1 | — | — | 1 | — | |
Temp °C | 23 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 23 | 23 |
21 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 14 | S 14 | S 14 | S 14 | S 13 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 16 | S 12 | S 12 | S 16 | S 14 |
 kJ | 155 | 103 | 136 | 132 | 92 | 92 | 92 | 132 | 140 | 142 | 144 | 50 | 140 | 129 | 84 | 82 | 83 | 83 | 84 | 176 | 75 | 73 | 172 | 97 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | S 16 | S 16 | NW 11 | NW 11 | NW 11 | NNW 11 | S 15 | SE 9 | SE 8 | SE 6 | S 16 | S 16 | S 17 | S 17 | WNW 19 | S 16 | S 16 | NW 16 | NW 16 |
| kJ | 44 | 43 | 39 | 37 | 37 | 46 | 46 | 20 | 19 | 19 | 12 | 68 | 12 | 17 | 15 | 46 | 48 | 49 | 49 | 36 | 80 | 79 | 129 | 90 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SSE 10 | SE 9 | S 16 | S 16 | NW 12 | NW 12 | S 16 | SSE 11 | SSE 11 | SSE 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NW 10 | SE 9 | NW 10 | NW 10 | NW 18 | NW 17 | SSE 9 | S 16 |
| kJ | 14 | 9 | 14 | 46 | 46 | 36 | 21 | 46 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 4 | 3 | 4 | 4 | 50 | 77 | 7 | 46 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 |
| kJ | 827 | 766 | 766 | 708 | 738 | 848 | 817 | 705 | 705 | 627 | 650 | 583 | 534 | 476 | 500 | 496 | 483 | 487 | 560 | 512 | 452 | 373 | 400 | 428 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 16 | 38 | 31 | 33 | 38 | 38 | 46 | 16 | 31 | 16 | 31 | 31 | 33 | 16 | 16 | 16 | 16 | 31 | 31 | 31 | 31 | 16 | 16 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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