Surf Forecasts:
How big are the waves at Army Beach today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 7s period with NNE swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.8m), 7s period with NNE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.7m), 7s period with NNE swell.
The current surf forecast for Army Beach at 11AM is: 0.8m 7s primary swell from a North-northeast direction (forecast issued at 07:00am August 21). An open ocean swell of 0.7m 17s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 7s |
| Afternoon (21 Aug) | 2.5ft (0.8m) | 7s |
| Evening (21 Aug) | 2.5ft (0.7m) | 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 Sun night). Wind will be generally light. | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | NNE 7 | W 10 | W 10 | WNW 10 | WNW 10 | W 10 | W 10 | NW 14 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 12 | NW 11 | NW 11 | NW 11 |
Wave Graph | |||||||||||||||||||||||
77 | 62 | 59 | 59 | 55 | 41 | 32 | 31 | 33 | 33 | 51 | 53 | 59 | 135 | 87 | 161 | 111 | 107 | 133 | 137 | 130 | 126 | 128 | |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | glassy | glassy | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:18PM0.58m | 1:01PM0.61m | 00:09AM0.21m | 1:37PM0.64m | |||||||||||||||||||
Low Tide | 2:50AM0.14m | 4:17AM0.13m | 9:28PM0.19m | 5:26AM0.11m | 9:24PM0.18m | ||||||||||||||||||
6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | |
— | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 30 | 31 | 31 | 31 | 30 | 29 | 29 | 26 | 27 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 27 | 26 | 28 | 26 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NE 7 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 12 | WNW 11 | WNW 11 | NW 11 | NW 12 | NW 11 | SSW 15 | NW 11 |
77 | 62 | 59 | 59 | 55 | 322 | 322 | 322 | 322 | 326 | 326 | 258 | 255 | 251 | 248 | 161 | 111 | 107 | 133 | 137 | 130 | 188 | 128 | |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SW 17 | SW 17 | SW 16 | NNE 7 | W 10 | W 10 | WNW 10 | S 13 | W 10 | W 10 | W 11 | WNW 13 | WNW 12 | SW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | NW 11 | SSW 14 |
360 | 368 | 295 | 284 | 264 | 41 | 32 | 31 | 33 | 90 | 51 | 53 | 59 | 135 | 87 | 245 | 209 | 204 | 201 | 196 | 191 | 126 | 136 | |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | W 10 | S 11 | S 11 | S 13 | WNW 10 | SSE 14 | S 13 | NW 14 | SSE 12 | WNW 11 | S 12 | SSE 14 | SSE 13 | SSE 13 | SSE 11 | SSE 11 | SSE 13 | SSE 13 |
68 | 49 | 54 | 54 | 54 | 32 | 37 | 20 | 54 | 33 | 67 | 28 | 49 | 29 | 37 | 46 | 67 | 59 | 59 | 25 | 25 | 35 | 57 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 |
— | — | — | — | — | 91 | 149 | 187 | 175 | 180 | 212 | 240 | 278 | 295 | 345 | 355 | 366 | 355 | 352 | 308 | 253 | 212 | 205 | |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 5 | 0 | 9 | 9 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













