Surf Forecasts:
How big are the waves at Waimanalo today (06 Sep):
- Morning surf: Morning surf (06 Sep, local time) - 6.5ft (2.0m), 13s period with ENE swell.
- Afternoon surf: Afternoon surf (06 Sep, local time) - 7ft (2.1m), 12s period with ENE swell.
- Evening surf: Evening surf (06 Sep, local time) - 7ft (2.2m), 12s period with ENE swell.
The current surf forecast for Waimanalo at 7PM is: 2.2m 12s primary swell from a East-northeast direction (forecast issued at 01:00pm September 06). An open ocean swell of 0.4m 12s is not directed at the surf break, a second open ocean swell of 0.3m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Sep) | 6.5ft (2.0m) | 13s |
| Afternoon (06 Sep) | 7ft (2.1m) | 12s |
| Evening (06 Sep) | 7ft (2.2m) | 12s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Sun night. Warm (max 28°C on Tue afternoon, min 24°C on Sun night). Winds decreasing (strong winds from the SSE on Mon night, calm by Tue night). | |||||||||||||||||||||
Sun 6 | Monday 7 | Tuesday 8 | |||||||||||||||||||
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 12 | ENE 12 | ENE 12 | ENE 12 | E 12 | ENE 12 | ENE 12 | ENE 12 | E 13 | E 12 | E 12 | E 12 | ENE 12 | E 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1145 | 1220 | 1072 | 1294 | 647 | 1338 | 1338 | 1617 | 2056 | 603 | 683 | 661 | 1413 | 1488 | 1170 | 885 | 901 | 724 | 638 | 520 | 427 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:39PM0.68m | 11:21PM0.29m | 1:14PM0.70m | 00:23AM0.35m | 1:44PM0.70m | ||||||||||||||||
Low Tide | 8:00PM0.22m | 5:27AM-0.01m | 7:55PM0.20m | 6:20AM-0.02m | 8:07PM0.17m | ||||||||||||||||
 |  | |  | |  | | | | | | |  | | |  | |  | |  | | |
 | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | 6:42 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | 1 | 1 | 5 | 4 | 6 | 1 | 2 | 3 | 2 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | — | — | — | — |
Temp °C | 26 | 26 | 26 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 27 | 27 | 28 | 28 | 27 | 27 |
Feels °C | 25 | 26 | 25 | 24 | 26 | 26 | 26 | 23 | 25 | 25 | 26 | 25 | 25 | 25 | 24 | 26 | 26 | 28 | 30 | 30 | 31 |
Swell 1 Height (m) Direction Period (s) | S 12 | SSW 12 | SSW 12 | SSW 12 | E 12 | ENE 12 | SSW 13 | S 8 | S 7 | E 12 | E 12 | E 12 | ENE 12 | E 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 |
| kJ | 72 | 115 | 85 | 56 | 647 | 1338 | 109 | 32 | 27 | 603 | 683 | 661 | 1413 | 1488 | 1170 | 885 | 901 | 724 | 638 | 520 | 427 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSE 10 | E 16 | SSW 15 | S 12 | SSW 14 | SSE 8 | SSW 12 | SSW 11 | SW 11 | S 9 | SW 13 | SW 14 | SW 13 | SW 12 | S 15 | S 15 | E 14 | SSW 8 | S 8 | S 8 |
| kJ | 50 | 9 | 78 | 43 | 71 | 134 | 19 | 56 | 50 | 61 | 38 | 140 | 331 | 347 | 212 | 112 | 115 | 96 | 55 | 82 | 61 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 10 | SSW 19 | SSW 19 | SW 15 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | S 17 | SW 12 | S 9 | S 9 | S 16 | S 15 | NW 12 | NNW 12 | SSW 15 | E 14 | E 14 | E 14 |
| kJ | 5 | 8 | 35 | 69 | 57 | 65 | 100 | 92 | 92 | 142 | 71 | 39 | 76 | 124 | 115 | 37 | 14 | 74 | 140 | 140 | 136 |
Wind waves Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 7 | — | ENE 12 | ENE 12 | E 13 | ENE 7 | ENE 7 | ENE 7 | — | S 8 | SSE 8 | S 11 | S 10 | S 9 | SSE 5 | — | S 8 |
| kJ | 1145 | 1220 | 1072 | 1294 | 247 | — | 1338 | 1617 | 2056 | 408 | 302 | 247 | — | 92 | 277 | 566 | 417 | 262 | 49 | — | 181 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 44 | 15 | 50 | 44 | 44 | 5 | 15 | 119 | 138 | 241 | 48 | 48 | 114 | 66 | 66 | 131 | 115 | 30 | 5 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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