Surf Forecasts:
How big are the waves at Ammonias today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 7ft (2.1m), 7s period with SSE swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 5.5ft (1.7m), 6s period with S swell.
- Evening surf: Evening surf (30 Sep, local time) - 5ft (1.5m), 6s period with S swell.
The current surf forecast for Ammonias at 10AM is: 2.0m 7s primary swell from a South-southeast direction and 1.0m 8s secondary swell from a East direction (forecast issued at 07:00am September 30). An open ocean swell of 1.2m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 7ft (2.1m) | 7s |
| Afternoon (30 Sep) | 5.5ft (1.7m) | 6s |
| Evening (30 Sep) | 5ft (1.5m) | 6s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 69mm), heaviest during Thu afternoon. Warm (max 26°C on Wed morning, min 25°C on Wed morning). Winds decreasing (fresh winds from the SSE on Wed morning, light winds from the SE by Fri night). | |||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SSE 6 | SSE 7 | SSE 7 | S 6 | E 14 | S 6 | SSE 6 | SSE 6 | SSE 13 | E 14 | E 13 | SSE 12 | ENE 7 | ENE 7 | SSE 6 | SSW 14 | S 14 | SSE 6 | SSW 13 | SSW 13 | WSW 8 | WSW 8 | WSW 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 289 | 374 | 332 | 267 | 206 | 182 | 165 | 139 | 108 | 144 | 121 | 99 | 89 | 86 | 86 | 213 | 150 | 66 | 176 | 178 | 96 | 76 | 75 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on |
High Tide | 6:37AM0.64m | 4:45PM0.27m | 7:45AM0.63m | 9:06AM0.62m | |||||||||||||||||||
Low Tide | 1:46PM0.24m | 11:31PM0.02m | 00:20AM0.05m | ||||||||||||||||||||
 |  | | | | | | | | | | | | | |  | |  | | | | | | |
 | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 2 | 3 | 4 | 5 | 6 | 4 | 2 | 1 | 2 | 4 | 3 | 2 | 3 | 2 | 1 | 1 |
Temp °C | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 24 | 24 | 27 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | W 10 | E 8 | W 10 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SSE 6 | ENE 7 | ENE 6 | ENE 7 | ENE 6 | ENE 6 | SSE 6 | ENE 6 |
| kJ | 240 | 149 | 290 | 121 | 121 | 121 | 99 | 99 | 96 | 94 | 94 | 91 | 89 | 86 | 86 | 74 | 89 | 66 | 73 | 70 | 68 | 45 | 56 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | W 10 | E 8 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | ENE 7 | WSW 7 | SSE 6 | WSW 7 | WSW 8 | WSW 8 | ENE 6 | SSE 6 |
| kJ | 159 | 188 | 124 | 142 | 91 | 64 | 61 | 58 | 84 | 94 | 92 | 87 | 63 | 44 | 42 | 91 | 41 | 60 | 62 | 99 | 96 | 70 | 47 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | W 12 | E 14 | E 14 | E 14 | SSW 14 | E 13 | SSE 13 | SSE 13 | E 14 | E 13 | SSE 12 | SE 12 | SE 12 | SE 12 | SSW 14 | S 14 | SW 7 | SSW 13 | SSW 13 | N 9 | WSW 8 | WSW 8 |
| kJ | 199 | 166 | 191 | 194 | 186 | 140 | 127 | 109 | 106 | 144 | 121 | 99 | 72 | 71 | 71 | 213 | 150 | 47 | 176 | 178 | 60 | 76 | 75 |
Wind waves Height (m) Direction Period (s) | SSE 6 | SSE 7 | SSE 7 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | S 6 | SSE 6 | SSE 6 | — | SSE 6 | — | SSE 5 | SSE 6 | SSE 6 | — | — |
| kJ | 289 | 374 | 332 | 267 | 206 | 182 | 165 | 139 | 108 | 86 | 83 | 80 | 64 | 65 | 84 | — | 60 | — | 55 | 67 | 55 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 38 | 38 | 33 | 33 | 33 | 33 | 16 | 38 | 33 | 33 | 33 | 16 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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