Surf Forecasts:
How big are the waves at Waimanalo today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 6ft (1.9m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 3.5ft (1.1m), 14s period with E swell.
- Evening surf: Evening surf (04 Sep, local time) - 4ft (1.2m), 14s period with E swell.
The current surf forecast for Waimanalo at 10AM is: 1.9m 7s primary swell from a East-northeast direction and 0.9m 14s secondary swell from a East direction (forecast issued at 07:00am September 04). An open ocean swell of 0.8m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 6ft (1.9m) | 7s |
| Afternoon (04 Sep) | 3.5ft (1.1m) | 14s |
| Evening (04 Sep) | 4ft (1.2m) | 14s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sun night. Warm (max 26°C on Fri morning, min 24°C on Sun night). Winds decreasing (strong winds from the ENE on Fri morning, light winds from the E by Sun night). | |||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | |||||||||||||||||||||
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 7 | ENE 7 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 376 | 366 | 404 | 366 | 577 | 585 | 1704 | 1868 | 1791 | 1633 | 1519 | 1616 | 1679 | 1690 | 1765 | 1739 | 1544 | 1357 | 1378 | 1194 | 1175 | 1290 | 1539 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | on | on | on | on | on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:54AM0.59m | 11:56AM0.64m | 12:39PM0.68m | ||||||||||||||||||||
Low Tide | 2:48AM0.04m | 4:19AM0.02m | 8:00PM0.22m | ||||||||||||||||||||
 |  | | | | | |  | | | | | |  |  | | |  | |  |  |  |  | |
 | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 4 | 6 | 3 |
Temp °C | 26 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 25 |
Feels °C | 24 | 21 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 25 | 24 | 25 | 26 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | S 11 | S 11 | S 12 | ENE 14 | S 12 | S 12 | S 12 | S 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 13 | SSW 13 | SSW 14 | SSW 14 |
| kJ | 260 | 316 | 357 | 357 | 577 | 585 | 125 | 89 | 187 | 1633 | 184 | 184 | 184 | 193 | 157 | 152 | 155 | 115 | 131 | 181 | 90 | 213 | 178 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 12 | S 12 | S 13 | S 12 | N 12 | S 13 | NNE 11 | S 12 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 | N 9 | N 8 | SSW 16 | N 8 | SSE 10 | SW 15 | SSW 19 | SSW 19 |
| kJ | 166 | 161 | 199 | 184 | 206 | 193 | 11 | 32 | 23 | 196 | 20 | 20 | 19 | 28 | 26 | 14 | 12 | 50 | 5 | 9 | 58 | 68 | 68 |
Swell 3 Height (m) Direction Period (s) | N 9 | N 9 | N 9 | N 13 | N 12 | N 12 | S 20 | NNE 11 | S 19 | NNE 10 | NNE 10 | SSW 18 | — | — | SSE 10 | SSE 10 | SSE 10 | N 8 | SSE 10 | N 10 | SSE 10 | N 10 | SSE 10 |
| kJ | 2 | 2 | 1 | 3 | 3 | 11 | 7 | 12 | 7 | 22 | 20 | 31 | — | — | 19 | 9 | 9 | 12 | 9 | 8 | 9 | 8 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 14 | ENE 14 | ENE 14 | — | ENE 14 | ENE 13 | ENE 13 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 |
| kJ | 376 | 366 | 404 | 366 | 330 | 297 | 1704 | 1868 | 1791 | — | 1519 | 1616 | 1679 | 1690 | 1765 | 1739 | 1544 | 1357 | 1378 | 1194 | 1175 | 1290 | 1539 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 55 | 55 | 44 | 44 | 55 | 55 | 50 | 44 | 44 | 44 | 44 | 44 | 44 | 50 | 44 | 16 | 44 | 44 | 44 | 44 | 45 | 56 | 17 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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