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Surf Forecasts:
The Cove surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Friday 15 May 2026 HSTForecast update in hr min s Forecast update imminent
The Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Cove sea temperature is
25.5° C
(Which is slightly warmer than usual)How big are the waves at The Cove today?
The current surf forecast for The Cove at 3PM is: 0.6m 16s primary swell from a South-southwest direction and 1.1m 8s secondary swell from a East direction (forecast issued at 07:00am May 15). An open ocean swell of 0.6m 12s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 2ft (0.6m) | 16s |
| Afternoon (15 May) | 2ft (0.6m) | 16s |
| Evening (15 May) | 4ft (1.2m) | 8s |
Table - waves today at The Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Fri afternoon. Warm (max 27°C on Sun afternoon, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 8 | E 8 | E 8 | SSW 16 | SSW 16 | E 8 | ENE 8 | E 8 | E 8 | SSW 16 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | |
193 | 198 | 169 | 169 | 169 | 172 | 273 | 186 | 161 | 162 | 190 | 190 | 195 | 195 | 165 | 165 | 161 | 165 | 204 | 249 | 249 | 246 | 242 | 236 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross-on | glassy | cross-off | cross-off | cross-on | cross | cross | cross | cross | cross | |
High Tide | 3:21PM0.82m | 2:44AM0.34m | 4:05PM0.86m | 3:28AM0.29m | 4:51PM0.87m | |||||||||||||||||||
Low Tide | 7:59AM-0.01m | 10:21PM0.18m | 8:33AM-0.03m | 11:19PM0.16m | 9:11AM-0.03m | 00:19AM0.16m | ||||||||||||||||||
 |  |  | | | |  | | | | | | | | | | | | | | | | | | |
 | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | 5:52 |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | 7:04 |
2 | — | 1 | 3 | 5 | 2 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 25 | 24 | 24 | 23 | 24 | 26 | 27 | 26 | 24 | 24 | 24 |
25 | 25 | 26 | 28 | 25 | 24 | 25 | 25 | 26 | 26 | 28 | 27 | 27 | 26 | 26 | 27 | 25 | 26 | 27 | 26 | 25 | 23 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 193 | 198 | 169 | 142 | 145 | 172 | 177 | 186 | 161 | 161 | 190 | 190 | 195 | 195 | 165 | 165 | 161 | 165 | 137 | 140 | 140 | 173 | 173 | 144 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSE 12 | SSE 11 | SSE 9 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 205 | 199 | 122 | 118 | 116 | 89 | 66 | 61 | 103 | 162 | 142 | 140 | 140 | 138 | 78 | 97 | 55 | 138 | 204 | 249 | 249 | 246 | 242 | 236 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 14 | NW 11 | NW 11 | NW 11 | SSE 10 | SSW 16 | SSE 12 | SSW 17 | SSW 15 | SSW 14 | SW 14 | SSE 7 | SSE 7 | SW 21 | SSE 11 | SSE 10 | SSE 10 |
| kJ | 129 | 171 | 124 | 169 | 169 | 100 | 127 | 74 | 59 | 59 | 42 | 41 | 90 | 55 | 109 | 85 | 138 | 100 | 26 | 26 | 224 | 88 | 60 | 59 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | ENE 8 | ENE 3 | ENE 8 | ENE 8 | ENE 8 |
| kJ | — | — | — | — | — | 151 | 273 | — | — | — | — | — | — | — | — | — | — | — | — | 128 | 4 | 157 | 157 | 131 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 9 | 12 | 10 | 7 | 10 | 10 | 7 | 7 | 7 | 10 | 10 | 7 | 7 | 12 | 0 | 0 | 0 | 10 | 10 | 10 | 10 | 10 | 10 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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