Surf Forecasts:
How big are the waves at JT Flemming today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 4.5ft (1.4m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 5ft (1.5m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Sep, local time) - 5ft (1.5m), 8s period with ENE swell.
The current surf forecast for JT Flemming at 4PM is: 1.6m 7s primary swell from a East-northeast direction and 0.1m 9s secondary swell from a West direction (forecast issued at 01:00pm September 18). An open ocean swell of 0.6m 17s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 4.5ft (1.4m) | 8s |
| Afternoon (18 Sep) | 5ft (1.5m) | 8s |
| Evening (18 Sep) | 5ft (1.5m) | 8s |
Table - waves today at JT Flemming. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri afternoon, min 25°C on Sat night). Mainly strong winds. | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||
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 7 | 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 | W 13 | W 13 | N 11 | N 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 277 | 277 | 271 | 264 | 243 | 250 | 284 | 291 | 291 | 344 | 330 | 299 | 291 | 291 | 291 | 262 | 268 | 3 | 3 | 3 | 2 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off |
High Tide | 9:50AM0.63m | 11:13AM0.66m | 11:58AM0.70m | ||||||||||||||||||
Low Tide | 00:42AM0.24m | 3:13AM0.25m | 7:52PM0.30m | ||||||||||||||||||
 | | |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 25 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 241 | 235 | 227 | 222 | 216 | 208 | 208 | 161 | 206 | 157 | 206 | 159 | 157 | 169 | 169 | 99 | 79 | 146 | 146 | 144 | 118 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | S 15 | S 15 | S 15 | SSW 15 | S 15 | SSW 15 | S 16 | S 13 | S 13 | SW 15 | SW 15 | N 11 | N 11 | NW 9 | SW 15 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 22 | 4 | 46 | 21 | 3 | 3 | 57 | 77 | 2 | 2 | 3 | 35 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 9 | W 9 | W 9 | W 9 | S 18 | W 9 | W 8 | SSW 14 | W 8 | N 12 | NW 10 | N 11 | W 13 | W 13 | N 11 | N 11 |
| kJ | 5 | 5 | 4 | 4 | 4 | 3 | 2 | 2 | 2 | 25 | 1 | 1 | 18 | 1 | 3 | 4 | 2 | 3 | 3 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 7 | 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 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 277 | 277 | 271 | 264 | 243 | 250 | 284 | 291 | 291 | 344 | 330 | 299 | 291 | 291 | 291 | 262 | 268 | 160 | 180 | 186 | 172 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 15 | 136 | 15 | 28 | 12 | 14 | 15 | 16 | 15 | 16 | 12 | 14 | 14 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Best forecast wave conditions in Maui | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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