Surf Forecasts:
How big are the waves at Nimitz Beach today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2.5ft (0.7m), 18s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 16s period with SW swell.
The current surf forecast for Nimitz Beach at 10AM is: 0.6m 18s primary swell from a Southwest direction and 0.7m 8s secondary swell from a East direction (forecast issued at 01:00am August 20). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2ft (0.6m) | 18s |
| Afternoon (20 Aug) | 2.5ft (0.7m) | 18s |
| Evening (20 Aug) | 2.5ft (0.7m) | 16s |
Table - waves today at Nimitz Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat morning, min 25°C on Thu morning). Winds increasing (calm on Thu afternoon, fresh winds from the ENE by Sat afternoon). | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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 | 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) | SSW 16 | SSW 17 | SSW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SSW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | E 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 175 | 197 | 207 | 316 | 316 | 305 | 278 | 271 | 347 | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 367 | 322 | 326 | 326 | 322 | 314 | 310 | 248 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | cross-off | cross | cross | cross | on | on | glassy | glassy | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:04AM0.57m | 12:12PM0.60m | 11:03PM0.23m | 1:02PM0.64m | ||||||||||||||||||||
Low Tide | 2:04AM0.14m | 3:11AM0.15m | 9:15PM0.23m | 4:37AM0.15m | 9:01PM0.20m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 25 |
Feels °C | 28 | 27 | 27 | 30 | 31 | 31 | 31 | 29 | 29 | 28 | 28 | 29 | 30 | 31 | 31 | 30 | 28 | 28 | 28 | 27 | 26 | 24 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SSW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | ENE 6 | E 7 | E 7 | SSW 16 | SSW 16 | SW 16 |
| kJ | 80 | 76 | 74 | 55 | 57 | 73 | 73 | 57 | 347 | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 367 | 322 | 56 | 72 | 94 | 314 | 310 | 248 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 17 | SSW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 8 | ENE 7 | ENE 7 | E 7 | SSW 16 | SSW 16 | SSW 16 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 175 | 197 | 207 | 316 | 316 | 305 | 278 | 271 | 57 | 55 | 41 | 40 | 38 | 38 | 45 | 35 | 49 | 57 | 326 | 326 | 322 | 102 | 93 | 90 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | W 11 | W 10 | W 10 | W 9 | W 9 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | S 12 | S 12 | SSE 12 |
| kJ | 45 | 44 | 65 | 63 | 39 | 57 | 49 | 47 | 42 | 27 | 37 | 82 | 73 | 49 | 50 | 69 | 50 | 49 | 71 | 75 | 75 | 47 | 46 | 50 |
Wind waves Height (m) Direction Period (s) | ENE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 7 | ENE 7 | — | ENE 7 | ENE 7 | E 7 | E 6 | E 7 |
| kJ | 75 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 83 | 51 | — | 51 | 168 | 157 | 194 | 222 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 7 | 7 | 7 | 10 | 17 | 3 | 3 | 3 | 3 | 7 | 3 | 7 | 17 | 20 | 17 | 17 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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