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The Cove surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 pm Monday 18 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
25.3° C
(Which is normal for this time of year)How big are the waves at The Cove today?
The current surf forecast for The Cove at 9PM is: 0.6m 14s primary swell from a South-southwest direction and 0.3m 16s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 18). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.7m) | 14s |
| Afternoon (18 May) | 1.5ft (0.5m) | 19s |
| Evening (18 May) | 2ft (0.6m) | 14s |
Table - waves today at The Cove. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Warm (max 27°C on Mon afternoon, min 23°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 19 | SSW 19 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 18 | SSW 14 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 17 | SSW 17 | S 16 | S 16 | S 16 | |
251 | 251 | 168 | 123 | 123 | 166 | 229 | 239 | 163 | 118 | 118 | 246 | 222 | 165 | 213 | 213 | 160 | 154 | 105 | 101 | 101 | 135 | 134 | 132 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | off | off | cross-off | off | glassy | glassy | glassy | off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | |
High Tide | 5:54PM0.84m | 6:05AM0.21m | 6:47PM0.80m | 7:16AM0.21m | 7:41PM0.75m | |||||||||||||||||||
Low Tide | 10:15AM-0.09m | 1:09AM0.04m | 11:03AM-0.05m | 2:09AM0.03m | 11:56AM0.00m | 3:05AM0.03m | ||||||||||||||||||
 | | |  | | | |  |  | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — |
 | — | — | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | 6:58 |
1 | 1 | 1 | — | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 25 | 24 | 24 | 24 | 25 | 27 | 26 | 26 | 25 | 24 | 23 | 24 | 25 | 27 | 27 | 26 | 24 | 23 | 23 | 23 | 24 |
30 | 30 | 30 | 27 | 26 | 27 | 27 | 28 | 30 | 29 | 28 | 27 | 25 | 24 | 25 | 25 | 28 | 27 | 26 | 23 | 22 | 23 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | S 16 |
 kJ | 183 | 172 | 168 | 123 | 123 | 166 | 229 | 239 | 163 | 118 | 118 | 246 | 222 | 165 | 213 | 213 | 160 | 154 | 105 | 67 | 101 | 135 | 134 | 132 |
Swell 2 Height (m) Direction Period (s) | SSW 19 | SSW 19 | SW 19 | SSW 16 | SSW 16 | SSW 16 | SW 18 | SW 18 | SSW 17 | SSW 17 | SSW 17 | SW 13 | SW 13 | SW 16 | SW 16 | SW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 251 | 251 | 96 | 51 | 51 | 91 | 80 | 80 | 101 | 99 | 100 | 7 | 7 | 40 | 41 | 41 | 63 | 62 | 61 | 101 | 94 | 67 | 57 | 33 |
Swell 3 Height (m) Direction Period (s) | S 6 | SW 14 | SSW 16 | SSW 20 | SSW 20 | SSW 18 | S 10 | SSW 13 | SW 18 | SW 18 | SSW 13 | S 10 | S 10 | SW 13 | S 10 | S 9 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SSW 14 |
| kJ | 3 | 49 | 51 | 75 | 37 | 30 | 2 | 18 | 80 | 80 | 17 | 2 | 2 | 7 | 2 | 2 | 41 | 25 | 10 | 10 | 9 | 8 | 33 | 20 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 6 | E 8 | E 8 | E 8 | E 5 | E 8 | E 8 | E 6 | E 6 | E 6 | E 8 | E 8 | E 6 | E 7 | E 6 | E 8 | E 6 | E 6 | E 6 | E 7 | E 7 |
| kJ | 382 | 329 | 329 | 214 | 297 | 265 | 265 | 124 | 258 | 297 | 214 | 273 | 229 | 347 | 392 | 302 | 377 | 344 | 501 | 377 | 355 | 312 | 380 | 440 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 26 |
Best forecast wave conditions in Maui | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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