Surf Forecasts:
How big are the waves at Waimanalo today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 2.5ft (0.8m), 14s period with E swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.
- Evening surf: Evening surf (30 Sep, local time) - 3.5ft (1.0m), 8s period with E swell.
The current surf forecast for Waimanalo at 12AM is: 1.3m 8s primary swell from a East-northeast direction and 0.7m 13s secondary swell from a East direction (forecast issued at 07:00pm September 29). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 2.5ft (0.8m) | 14s |
| Afternoon (30 Sep) | 2.5ft (0.7m) | 14s |
| Evening (30 Sep) | 3.5ft (1.0m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Wed afternoon. Warm (max 27°C on Wed afternoon, min 25°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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 8 | ENE 8 | ENE 8 | E 8 | E 14 | E 14 | E 14 | E 13 | E 8 | E 8 | E 8 | E 14 | E 6 | E 6 | E 6 | E 7 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 294 | 257 | 223 | 218 | 206 | 253 | 194 | 183 | 165 | 121 | 142 | 124 | 537 | 98 | 115 | 119 | 131 | 120 | 120 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | cross | cross-on | cross-on |
High Tide | 2:59PM0.44m | 5:41AM0.62m | 3:00PM0.40m | 6:58AM0.60m | |||||||||||||||
Low Tide | 9:58PM-0.03m | 11:46AM0.31m | 10:36PM-0.02m | ||||||||||||||||
 |  |  | | | |  | | |  | | | |  | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | — | — | — | — | 1 | — | 3 | 1 | 1 | 2 | 3 | 2 | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 27 | 27 | 27 | 27 | 28 | 27 | 26 | 27 | 26 | 27 | 27 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 25 |
Swell 1 Height (m) Direction Period (s) | E 14 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 14 | E 13 | E 8 | E 13 | E 7 | E 12 | NNW 10 |
| kJ | 129 | 257 | 223 | 218 | 206 | 177 | 172 | 142 | 142 | 121 | 142 | 124 | 537 | 84 | 30 | 84 | 131 | 47 | 38 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | E 14 | E 13 | E 12 | E 12 | E 14 | E 14 | E 14 | E 13 | E 14 | E 14 | E 14 | SSE 6 | E 9 | E 13 | E 9 | E 13 | NW 10 | E 12 |
| kJ | 55 | 183 | 173 | 148 | 150 | 253 | 194 | 183 | 165 | 92 | 97 | 99 | 10 | 28 | 84 | 28 | 52 | 23 | 45 |
Swell 3 Height (m) Direction Period (s) | SSE 6 | NNW 12 | NNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 10 | E 11 | E 11 | S 6 | NNW 10 | NNW 10 | E 9 | NNW 10 | SSE 5 | SSE 5 | S 5 |
| kJ | 8 | 53 | 47 | 30 | 30 | 30 | 30 | 23 | 20 | 56 | 37 | 17 | 10 | 10 | 28 | 20 | 9 | 9 | 4 |
Wind waves Height (m) Direction Period (s) | E 8 | — | — | — | — | S 6 | S 6 | SSE 6 | SSE 6 | S 6 | S 6 | — | E 8 | E 6 | E 6 | E 6 | — | E 8 | E 8 |
| kJ | 294 | — | — | — | — | 6 | 17 | 35 | 34 | 24 | 17 | — | 169 | 98 | 115 | 119 | — | 120 | 120 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 9 | 15 | 48 | 23 | 0 | 13 | 5 | 5 | 49 | 23 | 50 | 15 | 0 | 48 | 5 | 5 | 5 | 9 | 9 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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