Surf Forecasts:
How big are the waves at Waimanalo 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 (1.6m), 7s period with ENE swell.
- Evening surf: Evening surf (10 Sep, local time) - 5ft (1.5m), 7s period with ENE swell.
The current surf forecast for Waimanalo at 10AM is: 1.6m 7s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a East direction, 0.4m 8s secondary swell from a Northwest direction (forecast issued at 07:00am September 10). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 5ft (1.6m) | 7s |
| Afternoon (10 Sep) | 5ft (1.6m) | 7s |
| Evening (10 Sep) | 5ft (1.5m) | 7s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu morning. Warm (max 26°C on Thu morning, min 24°C on Fri night). Mainly fresh winds. | |||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||||||||||
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 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 11 | ENE 11 | ENE 10 | E 10 | ENE 10 | ENE 10 | ENE 10 | NE 9 | NNE 9 | NNE 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 237 | 261 | 261 | 254 | 247 | 212 | 186 | 181 | 158 | 139 | 220 | 232 | 232 | 281 | 286 | 270 | 200 | 163 | 128 | 128 | 125 | 141 | 138 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on |
High Tide | 2:33PM0.65m | 2:42AM0.50m | 2:52PM0.60m | 3:26AM0.53m | 3:07PM0.55m | ||||||||||||||||||
Low Tide | 7:47AM0.03m | 8:43PM0.10m | 8:28AM0.08m | 9:04PM0.07m | 9:09AM0.14m | 9:26PM0.05m | |||||||||||||||||
 |  |  |  | |  |  | | | | | | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:36 | — | — |
mm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 27 | 26 | 26 | 25 | 23 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 24 | 23 | 23 | 24 | 25 | 24 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | E 11 | SSW 16 | SSW 15 | NE 8 | NNE 8 | NNE 8 | NE 8 | NNE 8 | ENE 10 | NNE 9 | NE 9 | NNE 9 | NNE 9 |
| kJ | 110 | 106 | 104 | 104 | 72 | 70 | 96 | 94 | 91 | 89 | 89 | 24 | 22 | 59 | 50 | 51 | 65 | 86 | 128 | 99 | 115 | 141 | 138 |
Swell 2 Height (m) Direction Period (s) | NW 8 | NW 8 | NW 8 | SSW 13 | SSW 13 | NW 9 | SSW 12 | SSW 12 | SSW 16 | NNE 7 | SSW 16 | WNW 9 | NW 8 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NNE 9 | SSW 16 | SW 16 | SSW 16 | SSW 16 |
| kJ | 32 | 21 | 20 | 33 | 32 | 13 | 29 | 14 | 26 | 21 | 26 | 7 | 3 | 22 | 22 | 22 | 22 | 22 | 94 | 25 | 10 | 24 | 24 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | NW 7 | NNW 7 | SSW 12 | NW 8 | SSW 16 | NW 8 | NNE 8 | SSW 12 | S 12 | S 12 | SSW 12 | SSW 12 | SSE 8 | SSE 8 | SSE 8 | SSW 16 | SW 13 | SW 13 | SE 8 | NW 15 |
| kJ | 34 | 33 | 33 | 8 | 5 | 30 | 10 | 26 | 10 | 14 | 14 | 11 | 11 | 13 | 13 | 7 | 6 | 6 | 24 | 7 | 7 | 2 | 8 |
Wind waves Height (m) Direction Period (s) | 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 | E 11 | ENE 11 | ENE 10 | E 10 | ENE 10 | — | ENE 10 | ENE 10 | ENE 9 | ENE 9 |
| kJ | 237 | 261 | 261 | 254 | 247 | 212 | 186 | 181 | 158 | 139 | 220 | 232 | 232 | 281 | 286 | 270 | 200 | 163 | — | 128 | 125 | 118 | 108 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 9 | 15 | 46 | 44 | 44 | 44 | 44 | 15 | 15 | 15 | 17 | 15 | 17 | 15 | 15 | 15 | 15 | 15 | 15 | 44 | 42 | 15 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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