Surf Forecasts:
How big are the waves at Waimanalo today (28 Oct):
- Morning surf: Morning surf (28 Oct, local time) - 3.5ft (1.1m), 10s period with NNE swell.
- Afternoon surf: Afternoon surf (28 Oct, local time) - 3.5ft (1.0m), 10s period with NNE swell.
- Evening surf: Evening surf (28 Oct, local time) - 3.5ft (1.0m), 12s period with NNE swell.
The current surf forecast for Waimanalo at 10AM is: 1.1m 10s primary swell from a North-northeast direction and 0.8m 12s secondary swell from a Northwest direction, 0.5m 4s secondary swell from a East-northeast direction (forecast issued at 07:00am October 28). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Oct) | 3.5ft (1.1m) | 10s |
| Afternoon (28 Oct) | 3.5ft (1.0m) | 10s |
| Evening (28 Oct) | 3.5ft (1.0m) | 12s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 51mm), heaviest during Wed night. Warm (max 25°C on Thu morning, min 23°C on Wed morning). Wind will be generally light. | |||||||||||||||||||||||
Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||||||||||
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) | NW 13 | NW 13 | NNE 10 | NNE 10 | NNE 12 | NNE 12 | NNE 12 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 245 | 217 | 245 | 201 | 361 | 361 | 306 | 263 | 115 | 239 | 226 | 260 | 214 | 234 | 216 | 208 | 204 | 346 | 200 | 332 | 278 | 207 | 172 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 4:42AM0.71m | 2:10PM0.37m | 5:41AM0.69m | 6:51AM0.66m | |||||||||||||||||||
Low Tide | 11:12AM0.28m | 9:32PM-0.08m | 10:17PM-0.05m | ||||||||||||||||||||
 |  | |  |  |  | |  | |  | | | |  | | | |  | | | | | | |
 | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | 3 | 2 | 3 | 9 | 12 | 18 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 24 | 23 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 25 | 25 | 24 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | N 9 | N 9 | NNE 10 | NNE 10 | NNE 12 | NNE 12 | NNE 12 | NNE 11 | NNE 9 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 |
| kJ | 130 | 217 | 245 | 201 | 361 | 361 | 306 | 263 | 84 | 239 | 226 | 260 | 214 | 234 | 216 | 208 | 204 | 346 | 200 | 332 | 278 | 207 | 172 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NNE 11 | NW 11 | S 16 | S 16 | S 16 | S 16 | S 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
| kJ | 245 | 199 | 181 | 116 | 114 | 114 | 114 | 114 | 115 | 61 | 183 | 178 | 178 | 176 | 174 | 140 | 142 | 146 | 102 | 146 | 102 | 142 | 89 |
Swell 3 Height (m) Direction Period (s) | S 15 | S 15 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 13 | NW 12 | S 13 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 |
| kJ | 112 | 110 | 109 | 70 | 68 | 63 | 59 | 56 | 67 | 55 | 59 | 58 | 42 | 30 | 30 | 29 | 31 | 54 | 53 | 51 | 51 | 51 | 51 |
Wind waves Height (m) Direction Period (s) | ENE 3 | ENE 3 | ENE 4 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | ENE 6 | E 6 | E 6 | ENE 6 | ENE 5 |
| kJ | 2 | 4 | 13 | 30 | 41 | 51 | 64 | 55 | 43 | 43 | 59 | 102 | 114 | 108 | 90 | 90 | 90 | 42 | 87 | 48 | 50 | 69 | 66 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 15 | 15 | 15 | 9 | 42 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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