Surf Forecasts:
How big are the waves at Army Beach today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 0.5ft (0.1m), 11s period with NW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 2.5ft (0.7m), 6s period with NNE swell.
- Evening surf: Evening surf (18 Sep, local time) - 0.5ft (0.1m), 9s period with NW swell.
The current surf forecast for Army Beach at 8PM is: 0.1m 9s primary swell from a Northwest direction (forecast issued at 01:00pm September 18). An open ocean swell of 1.1m 16s is not directed at the surf break, a second open ocean swell of 0.2m 8s is not directed at the surf break, a second open ocean swell of 1.9m 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 (18 Sep) | 0.5ft (0.1m) | 11s |
| Afternoon (18 Sep) | 2.5ft (0.7m) | 6s |
| Evening (18 Sep) | 0.5ft (0.1m) | 9s |
Table - waves today at Army Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Fri afternoon, min 25°C on Sun night). Mainly fresh winds. | |||||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||
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) | WSW 9 | NNE 6 | WSW 9 | NW 9 | NW 9 | NW 9 | W 9 | W 9 | W 9 | W 8 | W 8 | SSW 16 | NW 10 | ENE 8 | ENE 8 | N 11 | N 11 | N 11 | N 11 | SW 15 | W 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8 | 41 | 8 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 0 | 4 | 0 | 0 | 2 | 10 | 9 | 9 | 104 | 11 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 10:18AM0.54m | 11:25AM0.56m | 11:45PM0.20m | 12:12PM0.58m | |||||||||||||||||
Low Tide | 1:12AM0.16m | 8:34PM0.18m | 3:31AM0.17m | 8:16PM0.17m | |||||||||||||||||
 | | |  | |  | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 29 | 28 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 25 | 25 |
Feels °C | 29 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 26 | 27 | 26 | 27 | 25 | 27 | 27 | 26 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 15 | S 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 734 | 601 | 684 | 667 | 651 | 635 | 525 | 519 | 414 | 425 | 506 | 469 | 258 | 291 | 334 | 534 | 413 | 468 | 468 | 380 | 468 |
Swell 2 Height (m) Direction Period (s) | WSW 9 | NNE 6 | S 21 | SSE 8 | NW 9 | S 20 | S 20 | S 20 | SSW 18 | S 18 | S 18 | S 18 | SSW 17 | S 16 | SW 15 | SSE 6 | N 11 | N 11 | S 6 | SW 15 | N 11 |
| kJ | 8 | 41 | 36 | 6 | 3 | 67 | 67 | 67 | 107 | 162 | 162 | 99 | 286 | 257 | 223 | 3 | 10 | 9 | 3 | 104 | 9 |
Swell 3 Height (m) Direction Period (s) | NW 10 | WSW 9 | WSW 9 | NW 9 | W 9 | NW 9 | W 9 | W 9 | W 9 | W 8 | W 8 | SSE 7 | NW 10 | SSE 7 | S 8 | N 11 | NW 9 | NW 9 | N 11 | NNW 11 | W 12 |
| kJ | 4 | 8 | 8 | 3 | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 5 | 4 | 4 | 5 | 2 | 3 | 3 | 9 | 12 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | E 8 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | E 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 6 |
| kJ | 408 | 377 | 438 | 373 | 416 | 416 | 423 | 461 | 427 | 484 | 485 | 473 | 473 | 427 | 392 | 392 | 392 | 427 | 383 | 416 | 320 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 5 | 299 | 5 | 5 | 5 | 5 | 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 | |||||||||||||||||||||
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