Surf Forecasts:
How big are the waves at Waimanalo today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 5ft (1.5m), 7s period with E swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 4.5ft (1.3m), 7s period with ENE swell.
- Evening surf: Evening surf (11 Aug, local time) - 4.5ft (1.4m), 7s period with ENE swell.
The current surf forecast for Waimanalo at 2AM is: 1.3m 7s primary swell from a East direction and 0.3m 8s secondary swell from a North-northwest direction (forecast issued at 07:00pm August 10). An 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 (11 Aug) | 5ft (1.5m) | 7s |
| Afternoon (11 Aug) | 4.5ft (1.3m) | 7s |
| Evening (11 Aug) | 4.5ft (1.4m) | 7s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon night, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||
Mon 10 | Tuesday 11 | Wednesday 12 | |||||||||||||||||
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 8 | ENE 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 202 | 207 | 181 | 171 | 203 | 208 | 192 | 176 | 208 | 203 | 208 | 187 | 166 | 161 | 160 | 170 | 176 | 176 | 205 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on |
High Tide | 2:17PM0.74m | 00:48AM0.34m | 2:50PM0.74m | 1:43AM0.37m | 3:21PM0.72m | ||||||||||||||
Low Tide | 8:55PM0.22m | 7:12AM-0.10m | 9:16PM0.20m | 7:57AM-0.08m | 9:41PM0.17m | ||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 22 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | NNW 8 | NNW 8 | SSW 15 | NNW 8 | NNW 8 | NNW 8 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 19 | S 18 | S 18 | S 18 | S 17 | S 16 |
| kJ | 24 | 22 | 46 | 13 | 12 | 11 | 42 | 41 | 40 | 37 | 37 | 62 | 61 | 111 | 155 | 221 | 152 | 148 | 132 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 15 | NNW 8 | SSW 15 | SSW 15 | SSW 15 | NNW 8 | NNW 8 | NNW 7 | NNW 7 | S 20 | S 20 | S 19 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 45 | 46 | 13 | 44 | 44 | 44 | 11 | 11 | 5 | 5 | 67 | 119 | 118 | 58 | 55 | 55 | 55 | 55 | 55 |
Swell 3 Height (m) Direction Period (s) | NE 8 | SSE 10 | NE 8 | NE 8 | NE 8 | S 11 | S 11 | SSE 9 | SSE 9 | SSE 9 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NW 7 |
| kJ | 10 | 9 | 10 | 9 | 9 | 10 | 10 | 8 | 8 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 202 | 207 | 181 | 171 | 203 | 208 | 192 | 176 | 208 | 203 | 208 | 187 | 166 | 161 | 160 | 170 | 176 | 176 | 205 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 44 | 15 | 17 | 15 | 15 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 45 | 44 | 44 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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