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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 7 pm Tuesday 05 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
24.3° C
(Which is normal for this time of year)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 11PM is: 0.7m 7s primary swell from a East direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm May 05). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | - | - |
| Afternoon (05 May) | 2.5ft (0.8m) | 7s |
| Evening (05 May) | 2.5ft (0.8m) | 7s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 24°C on Tue night, min 21°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 16 | S 16 | SSW 15 | SE 9 | SSW 15 | SSW 18 | SSW 15 | SSW 18 | S 17 | S 16 | S 17 | S 17 | |
66 | 66 | 48 | 47 | 37 | 37 | 102 | 100 | 87 | 86 | 201 | 146 | 131 | 127 | 72 | 30 | 121 | 106 | 71 | 107 | 142 | 135 | 140 | 144 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | |
High Tide | 6:45PM0.54m | 4:25AM0.13m | 7:37PM0.52m | 8:34PM0.49m | 9:03AM0.12m | |||||||||||||||||||
Low Tide | 3:20AM0.13m | 11:11AM0.02m | 11:57AM0.05m | 5:26AM0.11m | 1:02PM0.09m | |||||||||||||||||||
 |  | | | | | | | |  | | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 23 | 22 | 22 | 22 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 24 | 23 |
26 | 26 | 25 | 24 | 24 | 23 | 25 | 24 | 24 | 23 | 22 | 23 | 23 | 22 | 23 | 23 | 22 | 21 | 22 | 23 | 21 | 22 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | E 7 | E 7 | SE 9 | SE 9 | SSW 16 | SSW 16 | S 16 | NNW 12 | NNW 11 | NNW 10 | NNW 14 | NNW 13 | NW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 12 |
 kJ | 66 | 66 | 48 | 47 | 37 | 37 | 34 | 24 | 41 | 41 | 201 | 146 | 131 | 186 | 150 | 180 | 447 | 368 | 205 | 249 | 237 | 187 | 184 | 180 |
Swell 2 Height (m) Direction Period (s) | NW 11 | SE 9 | SE 9 | SE 7 | SE 7 | NW 10 | SSW 18 | SE 9 | SSW 16 | SSW 16 | SE 9 | SE 9 | NNW 12 | NW 15 | NW 15 | NW 14 | SSW 15 | SSW 14 | N 9 | SSW 18 | S 17 | S 16 | S 17 | S 17 |
| kJ | 58 | 42 | 41 | 23 | 22 | 35 | 102 | 41 | 87 | 86 | 41 | 30 | 50 | 143 | 171 | 164 | 121 | 70 | 56 | 107 | 142 | 135 | 140 | 144 |
Swell 3 Height (m) Direction Period (s) | SE 10 | NW 11 | NW 11 | NW 11 | NW 10 | SE 6 | SE 6 | SSW 17 | NW 10 | NW 10 | NW 17 | NW 16 | NW 16 | S 16 | SSW 15 | SE 9 | SE 9 | SSW 18 | SSW 15 | SSW 14 | E 8 | E 8 | SE 10 | SE 10 |
| kJ | 45 | 41 | 41 | 40 | 37 | 11 | 10 | 100 | 24 | 24 | 45 | 96 | 89 | 127 | 72 | 30 | 30 | 106 | 71 | 81 | 19 | 19 | 35 | 36 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | N 6 | NNE 6 | NE 6 | ENE 7 | ENE 7 | NE 4 | NE 4 | NE 4 | NE 8 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | ENE 4 | ENE 4 | NE 3 | ENE 3 | ENE 4 |
| kJ | — | — | — | — | 6 | 12 | 34 | 26 | 40 | 19 | 26 | 16 | 65 | 12 | 14 | 15 | 15 | 15 | 15 | 9 | 8 | 5 | 4 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 33 | 31 | 10 | 0 | 1 | 10 | 10 | 10 | 15 | 12 | 16 | 16 | 16 | 14 | 10 | 10 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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