Surf Forecasts:
How big are the waves at Waimanalo today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 6.5ft (2.0m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 7ft (2.1m), 8s period with ENE swell.
- Evening surf: Evening surf (14 Aug, local time) - 8ft (2.4m), 8s period with ENE swell.
The current surf forecast for Waimanalo at 3PM is: 2.1m 8s primary swell from a East-northeast direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 07:00am August 14). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 6.5ft (2.0m) | 7s |
| Afternoon (14 Aug) | 7ft (2.1m) | 8s |
| Evening (14 Aug) | 8ft (2.4m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 40mm), heaviest during Sun morning. Warm (max 26°C on Fri morning, min 25°C on Fri morning). Winds decreasing (near gales from the E on Sat night, moderate winds from the E by Sun night). | |||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||||
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 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 365 | 392 | 494 | 486 | 555 | 657 | 809 | 984 | 1134 | 1231 | 1261 | 1534 | 1721 | 1935 | 2184 | 2424 | 3300 | 3527 | 2496 | 1531 | 1093 | 878 | 671 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:28AM0.42m | 4:12PM0.63m | 4:22AM0.43m | 4:30PM0.58m | 5:20AM0.44m | 4:40PM0.52m | |||||||||||||||||
Low Tide | 9:20AM0.03m | 10:33PM0.12m | 10:00AM0.11m | 10:59PM0.09m | 10:41AM0.19m | ||||||||||||||||||
 |  | | | | |  |  | | |  |  | | |  |  | |  | | | | | | |
 | 6:07 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | 1 | — | — | 1 | — | — | — | 1 | — | 2 | 10 | 6 | 3 | 3 | 4 | 4 |
Temp °C | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 |
Feels °C | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 20 | 22 | 22 | 22 | 18 | 19 | 19 | 21 | 24 | 26 | 27 | 27 | 25 |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | S 17 | S 16 | SSE 8 | SSE 8 | SSE 7 | SSE 7 |
| kJ | 159 | 155 | 106 | 106 | 102 | 102 | 100 | 62 | 57 | 56 | 55 | 55 | 54 | 54 | 56 | 63 | 65 | 95 | 47 | 72 | 83 | 57 | 40 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NNW 7 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | S 13 | S 16 | S 16 | S 16 | S 13 |
| kJ | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 7 | 7 | 8 | 8 | 7 | 28 | 46 | 46 | 45 | 53 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 11 | S 18 | SW 18 | SW 18 | SSW 17 | SW 17 | — | S 20 | S 16 | S 16 | S 17 | S 18 | S 18 | S 18 | SW 19 | NNW 8 | S 13 | S 13 | S 13 | S 16 |
| kJ | — | — | — | 2 | 6 | 12 | 12 | 29 | 12 | — | 7 | 5 | 5 | 22 | 25 | 25 | 25 | 15 | 6 | 13 | 29 | 30 | 45 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | ENE 8 |
| kJ | 365 | 392 | 494 | 486 | 555 | 657 | 809 | 984 | 1134 | 1231 | 1261 | 1534 | 1721 | 1935 | 2184 | 2424 | 3300 | 3527 | 2496 | 1531 | 1093 | 878 | 671 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 44 | 50 | 50 | 118 | 117 | 50 | 50 | 212 | 212 | 211 | 147 | 212 | 117 | 212 | 212 | 212 | 212 | 147 | 118 | 118 | 117 | 44 | 44 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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