Surf Forecasts:
How big are the waves at Waimanalo today (08 Oct):
- Morning surf: Morning surf (08 Oct, local time) - 3ft (0.9m), 12s period with NNW swell.
- Afternoon surf: Afternoon surf (08 Oct, local time) - 2.5ft (0.8m), 12s period with NNW swell.
- Evening surf: Evening surf (08 Oct, local time) - 3ft (0.9m), 12s period with NW swell.
The current surf forecast for Waimanalo at 9PM is: 0.9m 12s primary swell from a Northwest direction and 0.5m 6s secondary swell from a East direction (forecast issued at 01:00pm October 08). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Oct) | 3ft (0.9m) | 12s |
| Afternoon (08 Oct) | 2.5ft (0.8m) | 12s |
| Evening (08 Oct) | 3ft (0.9m) | 12s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu afternoon. Warm (max 27°C on Fri morning, min 24°C on Sat night). Winds decreasing (fresh winds from the S on Thu afternoon, light winds from the ESE by Fri afternoon). | |||||||||||||||||||||
Thu 8 | Friday 9 | Saturday 10 | |||||||||||||||||||
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) | NW 12 | NNW 12 | NW 12 | NW 12 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 209 | 180 | 144 | 199 | 179 | 200 | 192 | 189 | 192 | 196 | 196 | 242 | 247 | 286 | 281 | 214 | 206 | 163 | 119 | 104 | 101 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 1:17PM0.59m | 2:04AM0.55m | 1:33PM0.54m | 2:42AM0.60m | 1:47PM0.50m | ||||||||||||||||
Low Tide | 7:32PM0.05m | 7:41AM0.15m | 7:50PM0.02m | 8:24AM0.19m | 8:09PM-0.01m | ||||||||||||||||
 | | |  | | | | | |  | |  | | | |  | | | | | | |
 | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 28 | 30 | 29 | 30 | 28 | 27 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NW 12 | NNW 12 | NW 12 | NW 12 | NW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 209 | 180 | 144 | 199 | 179 | 200 | 192 | 189 | 192 | 196 | 196 | 242 | 247 | 286 | 281 | 214 | 206 | 163 | 114 | 86 | 77 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | SSW 16 | E 13 | E 13 | E 12 | E 12 | E 13 | S 20 | E 12 | E 12 | E 12 |
| kJ | 46 | 46 | 46 | 19 | 30 | 45 | 61 | 59 | 43 | 39 | 37 | 86 | 89 | 84 | 77 | 80 | 84 | 186 | 76 | 73 | 73 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | S 18 | SSW 18 | SSW 18 | SSW 18 | ENE 12 | S 18 | SSE 6 | S 6 | S 6 | S 16 | SSE 6 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 20 | E 13 | S 20 | S 19 | S 18 |
| kJ | 64 | 57 | 62 | 104 | 104 | 46 | 97 | 30 | 28 | 20 | 134 | 12 | 84 | 82 | 77 | 74 | 119 | 84 | 119 | 66 | 101 |
Wind waves Height (m) Direction Period (s) | SSE 5 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | S 6 | — | — | — | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 66 | 171 | 152 | 114 | 73 | 55 | 40 | 88 | — | — | — | 35 | 52 | 80 | 91 | 89 | 89 | 112 | 119 | 104 | 101 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 50 | 23 | 23 | 44 | 5 | 5 | 5 | 0 | 0 | 0 | 5 | 14 | 15 | 15 | 15 | 44 | 44 | 15 | 15 | 15 | 15 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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