Surf Forecasts:
How big are the waves at Army Beach today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3ft (0.9m), 6s period with NE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 3.5ft (1.1m), 7s period with NE swell.
- Evening surf: Evening surf (20 Aug, local time) - 4ft (1.2m), 7s period with NE swell.
The current surf forecast for Army Beach at 2PM is: 1.1m 7s primary swell from a Northeast direction (forecast issued at 07:00am August 20). An open ocean swell of 0.6m 18s is not directed at the surf break, a second open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3ft (0.9m) | 6s |
| Afternoon (20 Aug) | 3.5ft (1.1m) | 7s |
| Evening (20 Aug) | 4ft (1.2m) | 7s |
Table - waves today at Army Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat afternoon, min 25°C on Thu morning). Wind will be generally light. | |||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||
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) | NE 6 | NE 6 | SW 18 | NE 7 | W 10 | W 10 | NE 7 | W 9 | NNE 6 | NNE 7 | NNE 7 | NE 7 | NNE 7 | W 10 | W 10 | W 10 | W 10 | WNW 10 | W 10 | W 12 | NW 14 | WNW 14 | WNW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 68 | 68 | 249 | 105 | 56 | 50 | 156 | 28 | 45 | 64 | 59 | 47 | 41 | 32 | 32 | 31 | 31 | 33 | 52 | 71 | 65 | 73 | 175 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | glassy | cross-on | cross-on | cross | cross-off | glassy | cross-off | cross-off | glassy | glassy | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross |
High Tide | 11:21AM0.55m | 12:18PM0.58m | 1:01PM0.61m | ||||||||||||||||||||
Low Tide | 2:50AM0.14m | 4:17AM0.13m | 9:28PM0.19m | ||||||||||||||||||||
 |  | | |  | | | | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 26 | 27 | 28 | 27 | 26 | 25 |
Feels °C | 27 | 27 | 29 | 30 | 29 | 29 | 30 | 31 | 29 | 30 | 30 | 30 | 30 | 31 | 29 | 28 | 27 | 28 | 28 | 29 | 27 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | NE 7 | SSW 18 | SSW 17 | ENE 7 | NE 7 | ENE 7 | ENE 7 | SSW 17 | NNE 7 | NE 7 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 68 | 68 | 73 | 207 | 202 | 178 | 156 | 142 | 69 | 368 | 59 | 47 | 264 | 322 | 322 | 322 | 322 | 326 | 326 | 258 | 255 | 251 | 248 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | W 10 | SSW 17 | SW 16 | SW 16 | SSW 17 | NNE 7 | SW 17 | SW 17 | NNE 7 | W 10 | W 10 | W 10 | S 13 | S 13 | W 10 | W 12 | W 11 | WNW 11 | WNW 12 |
| kJ | 84 | 60 | 58 | 43 | 56 | 184 | 271 | 274 | 360 | 64 | 295 | 284 | 41 | 32 | 32 | 31 | 54 | 90 | 52 | 71 | 65 | 73 | 175 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | SSW 18 | SW 18 | S 11 | S 11 | W 10 | W 10 | W 9 | NNE 6 | E 7 | E 7 | ENE 7 | W 10 | S 11 | S 11 | S 11 | W 10 | WNW 10 | SSE 14 | S 10 | NW 14 | WNW 14 | S 12 |
| kJ | 190 | 204 | 249 | 39 | 39 | 50 | 47 | 28 | 45 | 49 | 52 | 57 | 31 | 21 | 37 | 20 | 31 | 33 | 67 | 17 | 52 | 71 | 46 |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 7 | ENE 7 | — | — | — | — | — | — | — | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | E 6 | E 7 | E 6 |
| kJ | — | — | — | 105 | 160 | — | — | — | — | — | — | — | 75 | 120 | 128 | 124 | 131 | 143 | 147 | 186 | 206 | 255 | 276 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 5 | 5 | 0 | 5 | 9 | 5 | 0 | 5 | 5 | 0 | 0 | 5 | 0 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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