Surf Forecasts:
How big are the waves at JT Flemming today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.1m), 5s period with ENE swell.
The current surf forecast for JT Flemming at 7AM is: 1.1m 7s primary swell from a East-northeast direction and 0.2m 16s secondary swell from a West-southwest direction (forecast issued at 01:00am August 18). An open ocean swell of 0.3m 13s 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 Aug) | 3.5ft (1.1m) | 7s |
| Afternoon (18 Aug) | 4ft (1.2m) | 8s |
| Evening (18 Aug) | 3.5ft (1.1m) | 5s |
Table - waves today at JT Flemming. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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 5 | ENE 5 | ENE 7 | ENE 8 | ENE 8 | ENE 5 | ENE 5 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | NE 6 | ENE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | NE 6 | NNE 6 | NNE 7 | NE 7 | NE 7 | NE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 72 | 90 | 125 | 107 | 150 | 63 | 54 | 145 | 125 | 114 | 125 | 41 | 136 | 151 | 171 | 123 | 117 | 96 | 39 | 26 | 31 | 49 | 67 | 57 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy |
High Tide | 7:23AM0.60m | 4:40PM0.53m | 9:04AM0.61m | 11:01AM0.64m | ||||||||||||||||||||
Low Tide | 11:55PM0.17m | 12:48PM0.48m | 00:24AM0.18m | 1:05AM0.20m | ||||||||||||||||||||
 | |  |  | | | | | | | | | | | | |  | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 24 | 23 | 24 | 25 | 25 | 25 | 26 | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 26 | 28 | 27 | 27 | 27 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | WNW 12 | NNE 7 | E 8 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | E 8 | E 8 | E 7 | NE 7 | NE 7 | NE 7 |
| kJ | 59 | 58 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 28 | 9 | 33 | 42 | 68 | 41 | 42 | 41 | 69 | 41 | 40 | 39 | 49 | 67 | 57 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 11 | WSW 16 | SW 17 | SW 17 | SW 18 | SW 18 | WNW 13 | WNW 12 | S 12 | SW 17 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SW 18 | SW 18 | SW 18 | E 8 | SW 17 | SW 16 |
| kJ | 10 | 10 | 26 | 44 | 47 | 49 | 49 | 16 | 14 | 11 | 44 | 41 | 11 | 11 | 11 | 11 | 11 | 11 | 78 | 79 | 109 | 28 | 72 | 95 |
Swell 3 Height (m) Direction Period (s) | WSW 6 | WSW 6 | WNW 11 | W 11 | W 13 | W 13 | W 13 | WSW 18 | WSW 18 | WSW 18 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | S 12 | S 11 | S 11 | SW 17 | E 8 | E 8 |
| kJ | 4 | 4 | 12 | 9 | 14 | 14 | 13 | 31 | 31 | 30 | 25 | 25 | 11 | 11 | 11 | 10 | 9 | 9 | 11 | 10 | 10 | 77 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 5 | ENE 5 | ENE 7 | ENE 8 | ENE 8 | ENE 5 | ENE 5 | ENE 8 | ENE 8 | ENE 7 | ENE 8 | NE 6 | ENE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | NE 6 | NNE 6 | NNE 7 | — | N 3 | NNW 3 |
| kJ | 72 | 90 | 125 | 107 | 150 | 63 | 54 | 145 | 125 | 114 | 125 | 41 | 136 | 151 | 171 | 123 | 117 | 96 | 39 | 26 | 31 | — | 5 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 1 | 1 | 5 | 12 | 6 | 12 | 12 | 1 | 1 | 1 | 2 | 12 | 12 | 2 | 1 |
Best forecast wave conditions in Maui | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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