Surf Forecasts:
How big are the waves at Ammonias today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 6ft (1.8m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 5ft (1.6m), 8s period with ENE swell.
- Evening surf: Evening surf (13 Jul, local time) - 5ft (1.6m), 7s period with ENE swell.
The current surf forecast for Ammonias at 5AM is: 2.1m 8s primary swell from a East-northeast direction and 0.8m 15s secondary swell from a South-southwest direction, 0.4m 12s secondary swell from a South-southeast direction (forecast issued at 01:00am July 13). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 6ft (1.8m) | 8s |
| Afternoon (13 Jul) | 5ft (1.6m) | 8s |
| Evening (13 Jul) | 5ft (1.6m) | 7s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Wed night. Warm (max 25°C on Mon morning, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SW 14 | ENE 7 | SW 14 | SSW 13 | SSW 17 | SSW 17 | SSW 17 | SSW 18 | ENE 7 | ENE 7 | SSW 15 | SSW 15 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 522 | 501 | 428 | 336 | 296 | 268 | 270 | 242 | 222 | 234 | 250 | 189 | 250 | 186 | 113 | 188 | 200 | 202 | 204 | 178 | 143 | 146 | 150 | 82 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:08AM0.19m | 3:47PM0.78m | 3:04AM0.21m | 4:29PM0.77m | 3:58AM0.23m | 5:08PM0.73m | ||||||||||||||||||
Low Tide | 7:55AM-0.11m | 11:06PM0.11m | 8:46AM-0.10m | 11:38PM0.10m | 9:34AM-0.07m | |||||||||||||||||||
 | |  |  | | | |  | | |  | | | |  | | | | | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:23 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — |
mm | 1 | 1 | — | — | — | — | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 2 |
Temp °C | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 25 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | W 15 | W 15 | W 15 | W 15 | W 15 | W 15 | W 15 | W 15 | NNE 8 | ENE 7 |
| kJ | 310 | 302 | 291 | 283 | 275 | 268 | 211 | 208 | 206 | 200 | 191 | 189 | 189 | 186 | 229 | 229 | 298 | 298 | 291 | 287 | 283 | 279 | 103 | 82 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | W 19 | W 18 | W 18 | W 18 | W 18 | W 17 | W 16 | W 16 | W 16 | W 16 | W 16 | SSW 13 | SSW 13 | SSW 17 | SSW 17 | SSW 13 | SW 13 | NNE 7 | NNE 8 | W 15 | NNE 8 |
| kJ | 47 | 47 | 47 | 112 | 96 | 150 | 152 | 150 | 142 | 190 | 190 | 257 | 257 | 251 | 113 | 151 | 200 | 202 | 108 | 162 | 43 | 68 | 279 | 73 |
Swell 3 Height (m) Direction Period (s) | SE 8 | W 12 | W 12 | SSE 12 | SSE 12 | SSE 11 | SE 7 | SE 7 | SE 7 | SE 7 | SSW 19 | SSW 19 | SSW 19 | SW 19 | E 8 | SSW 17 | SSW 13 | SSW 13 | SSW 18 | SSW 18 | SSW 12 | SSW 15 | SSW 15 | W 15 |
| kJ | 16 | 11 | 26 | 46 | 45 | 43 | 19 | 13 | 12 | 11 | 146 | 146 | 145 | 93 | 28 | 188 | 109 | 108 | 204 | 123 | 96 | 146 | 150 | 275 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | NE 8 | NE 7 | NE 8 | NE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 6 |
| kJ | 522 | 501 | 428 | 336 | 296 | 263 | 270 | 242 | 222 | 234 | 250 | 261 | 250 | 229 | 211 | 204 | 181 | 183 | 183 | 178 | 143 | 118 | 91 | 69 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 16 | 31 | 16 | 31 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 31 | 16 | 16 | 16 | 16 | 16 | 31 | 31 | 31 | 14 | 15 | 12 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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