Surf Forecasts:
How big are the waves at Nimitz Beach today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 17s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.8m), 16s period with SSW swell.
The current surf forecast for Nimitz Beach at 10AM is: 0.8m 17s primary swell from a South-southwest direction (forecast issued at 07:00am August 21). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 17s |
| Afternoon (21 Aug) | 2.5ft (0.7m) | 16s |
| Evening (21 Aug) | 2.5ft (0.8m) | 16s |
Table - waves today at Nimitz Beach. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sat afternoon, min 25°C on Sun night). Winds increasing (calm on Fri afternoon, fresh winds from the ENE by Sat afternoon). | |||||||||||||||||||||||
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) | 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 | E 7 | E 7 | SW 15 | SSW 15 | E 7 | SSW 15 | E 7 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 367 | 322 | 326 | 326 | 322 | 314 | 310 | 302 | 330 | 276 | 236 | 206 | 233 | 191 | 184 | 164 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | on | glassy | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 12:12PM0.60m | 11:03PM0.23m | 1:02PM0.64m | 00:38AM0.25m | 1:42PM0.67m | ||||||||||||||||||
Low Tide | 3:11AM0.15m | 9:15PM0.23m | 4:37AM0.15m | 9:01PM0.20m | 5:49AM0.13m | 9:11PM0.18m | |||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 30 | 30 | 30 | 31 | 31 | 30 | 28 | 27 | 27 | 26 | 25 | 26 | 24 | 25 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SW 16 | ENE 7 | E 7 | E 7 | E 7 | E 7 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 15 | SW 15 | SSW 15 | SSW 15 | SSW 15 | SSE 13 | SW 14 |
| kJ | 414 | 368 | 368 | 281 | 326 | 322 | 367 | 73 | 89 | 74 | 100 | 124 | 314 | 310 | 248 | 245 | 209 | 236 | 201 | 196 | 191 | 98 | 164 |
Swell 2 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | W 10 | E 8 | ENE 7 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | W 10 | WNW 10 | W 10 | WNW 10 | S 14 | SSE 13 | SSE 13 | WNW 12 | SSE 13 | SSW 14 | SSE 13 |
| kJ | 55 | 41 | 40 | 40 | 49 | 45 | 63 | 367 | 322 | 326 | 326 | 322 | 55 | 83 | 50 | 62 | 97 | 139 | 137 | 77 | 114 | 138 | 96 |
Swell 3 Height (m) Direction Period (s) | W 9 | W 11 | W 11 | W 10 | E 8 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | S 12 | SSE 12 | SSE 12 | S 14 | WNW 11 | WNW 11 | WNW 11 | SSE 13 | E 8 | WNW 11 | NW 11 |
| kJ | 27 | 37 | 82 | 73 | 29 | 50 | 71 | 50 | 50 | 73 | 74 | 74 | 47 | 50 | 49 | 106 | 51 | 68 | 66 | 99 | 36 | 49 | 60 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | ENE 7 | ENE 7 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 |
| kJ | — | — | — | — | — | 96 | 110 | 59 | 85 | 79 | 173 | 204 | 147 | 231 | 302 | 330 | 276 | 210 | 206 | 233 | 157 | 184 | 161 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 7 | 7 | 7 | 8 | 3 | 3 | 7 | 7 | 7 | 7 | 17 | 17 | 20 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 8 | 8 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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