Surf Forecasts:
How big are the waves at Kahana Bay today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 5ft (1.6m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 5ft (1.5m), 7s period with ENE swell.
- Evening surf: Evening surf (10 Sep, local time) - 4.5ft (1.4m), 7s period with ENE swell.
The current surf forecast for Kahana Bay at 2AM is: 1.3m 8s primary swell from a East-northeast direction and 0.7m 13s secondary swell from a East direction, 0.6m 8s secondary swell from a Northwest direction (forecast issued at 07:00pm September 09). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 5ft (1.6m) | 7s |
| Afternoon (10 Sep) | 5ft (1.5m) | 7s |
| Evening (10 Sep) | 4.5ft (1.4m) | 7s |
Table - waves today at Kahana Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 27°C on Wed night, min 24°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||
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) | E 13 | E 13 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 11 | E 11 | E 11 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 168 | 161 | 159 | 191 | 231 | 261 | 261 | 231 | 225 | 192 | 186 | 158 | 121 | 118 | 121 | 297 | 238 | 233 | 202 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:24AM0.59m | 2:00PM0.83m | 2:09AM0.65m | 2:19PM0.77m | |||||||||||||||
Low Tide | 8:15PM0.18m | 7:38AM0.04m | 8:34PM0.14m | 8:19AM0.10m | 8:55PM0.10m | ||||||||||||||
 |  |  |  | |  | |  | | | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 26 | 25 | 25 | 26 | 26 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 24 |
Feels °C | 31 | 30 | 29 | 27 | 26 | 27 | 27 | 28 | 26 | 26 | 25 | 24 | 24 | 25 | 25 | 26 | 25 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | ENE 11 |
| kJ | 117 | 161 | 158 | 158 | 110 | 106 | 104 | 104 | 72 | 99 | 96 | 94 | 91 | 89 | 89 | 297 | 238 | 233 | 187 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | SSW 13 | NW 9 | NW 9 | SSW 12 | SSW 12 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | NNE 8 | NE 7 | NE 7 |
| kJ | 110 | 103 | 65 | 57 | 32 | 21 | 20 | 33 | 13 | 13 | 29 | 14 | 18 | 21 | 44 | 78 | 74 | 56 | 56 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | NW 7 | SSW 13 | SSW 12 | NW 8 | SSW 16 | SSW 16 | NNE 8 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 168 | 161 | 34 | 34 | 34 | 33 | 33 | 8 | 32 | 30 | 10 | 26 | 26 | 14 | 26 | 24 | 22 | 22 | 22 |
Wind waves Height (m) Direction Period (s) | ENE 2 | — | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | — | ENE 8 |
| kJ | 1 | — | 159 | 191 | 231 | 261 | 261 | 231 | 225 | 192 | 186 | 158 | 121 | 118 | 121 | 196 | 196 | — | 202 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 21 | 21 | 22 | 22 | 22 | 22 | 35 | 35 | 35 | 30 | 30 | 30 | 30 | 30 | 22 | 22 | 22 | 22 | 22 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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