Surf Forecasts:
How big are the waves at Waimanalo today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 8ft (2.5m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 7.5ft (2.3m), 8s period with E swell.
- Evening surf: Evening surf (25 Sep, local time) - 8ft (2.5m), 8s period with E swell.
The current surf forecast for Waimanalo at 1PM is: 2.4m 8s primary swell from a East-northeast direction and 0.4m 9s secondary swell from a North-northwest direction (forecast issued at 07:00am September 25). An open ocean swell of 0.2m 16s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 8ft (2.5m) | 8s |
| Afternoon (25 Sep) | 7.5ft (2.3m) | 8s |
| Evening (25 Sep) | 8ft (2.5m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri morning. Warm (max 26°C on Fri morning, min 24°C on Sat night). Mainly near gales. | |||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||||
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) | E 8 | ENE 7 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 551 | 657 | 699 | 634 | 601 | 763 | 1075 | 1264 | 1295 | 1397 | 1670 | 1810 | 1979 | 2160 | 2449 | 2606 | 2584 | 2697 | 2423 | 2119 | 1971 | 1927 | 1667 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:59PM0.59m | 2:24AM0.54m | 2:15PM0.56m | 3:06AM0.58m | 2:31PM0.52m | ||||||||||||||||||
Low Tide | 7:30AM0.08m | 8:12PM0.06m | 8:10AM0.12m | 8:33PM0.03m | 8:53AM0.16m | 8:58PM-0.01m | |||||||||||||||||
 |  |  | | |  | | | | | | | |  |  | | |  | | | | | | |
 | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 25 | 25 |
Feels °C | 22 | 21 | 22 | 23 | 23 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 17 | 19 | 19 | 21 | 21 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | N 9 | N 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | N 8 | SSE 11 | SSE 11 | SSE 11 | SE 10 | SW 17 | NW 16 | SSW 16 | SSW 16 | NW 15 | NW 15 | SSW 16 | SE 10 | SE 10 | NNW 18 | NNW 18 | NNW 16 |
| kJ | 42 | 42 | 27 | 26 | 25 | 25 | 23 | 47 | 46 | 46 | 28 | 75 | 66 | 50 | 50 | 54 | 54 | 47 | 26 | 26 | 124 | 174 | 177 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SSW 16 | SSW 16 | SSE 11 | SSE 10 | SSE 10 | N 9 | N 9 | N 9 | SW 17 | NW 16 | SW 16 | WNW 16 | WNW 15 | SSW 16 | SSW 16 | NW 14 | SSW 15 | NNW 18 | SSE 10 | SSE 10 | SSE 10 |
| kJ | 68 | 65 | 24 | 50 | 23 | 21 | 35 | 23 | 23 | 23 | 77 | 66 | 69 | 25 | 21 | 49 | 48 | 32 | 45 | 66 | 35 | 35 | 36 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | ESE 11 | SW 17 | SSE 10 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 17 | SSW 17 | N 9 | SSE 10 | N 9 | SW 11 | N 10 | N 10 | N 9 | NNW 20 | NW 13 | SSW 15 | SSW 14 | SSW 14 | NW 12 |
| kJ | 12 | 12 | 11 | 9 | 24 | 23 | 45 | 45 | 59 | 59 | 14 | 21 | 14 | 5 | 7 | 2 | 2 | 38 | 28 | 42 | 41 | 40 | 22 |
Wind waves Height (m) Direction Period (s) | E 8 | ENE 7 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 551 | 657 | 699 | 634 | 601 | 763 | 1075 | 1264 | 1295 | 1397 | 1670 | 1810 | 1979 | 2160 | 2449 | 2606 | 2584 | 2697 | 2423 | 2119 | 1971 | 1927 | 1667 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 50 | 117 | 146 | 117 | 116 | 117 | 120 | 120 | 212 | 120 | 138 | 118 | 245 | 147 | 146 | 147 | 147 | 147 | 146 | 241 | 138 | 117 | 138 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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