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H-Reef surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 pm Tuesday 12 May 2026 HSTForecast update in hr min s Forecast update imminent
H-Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's H-Reef sea temperature is
25.2° C
(Which is normal for this time of year)How big are the waves at H-Reef today?
The current surf forecast for H-Reef at 9PM is: 1.6m 7s primary swell from a East direction and 0.8m 10s secondary swell from a North-northwest direction, 0.6m 6s secondary swell from a North-northeast direction (forecast issued at 01:00pm May 12). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 5ft (1.5m) | 6s |
| Afternoon (12 May) | 5ft (1.6m) | 6s |
| Evening (12 May) | 5ft (1.6m) | 7s |
Table - waves today at H-Reef. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Tue afternoon, min 23°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 6 | E 6 | E 7 | E 7 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | NW 15 | NW 14 | NW 14 | NW 14 | E 8 | E 8 | |
164 | 206 | 233 | 247 | 243 | 269 | 263 | 271 | 287 | 330 | 343 | 403 | 378 | 424 | 413 | 371 | 341 | 341 | 429 | 482 | 514 | 471 | 412 | 400 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | |
High Tide | 12:15PM0.67m | 11:18PM0.70m | 12:56PM0.79m | 11:54PM0.66m | 1:37PM0.89m | 00:30AM0.63m | ||||||||||||||||||
Low Tide | 5:43PM0.40m | 6:01AM0.12m | 6:49PM0.40m | 6:29AM0.06m | 7:47PM0.39m | 7:01AM-0.00m | ||||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — |
 | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | 6:54 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 |
22 | 23 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 23 | 22 | 21 | 22 | 22 | 22 | 23 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | |
Swell 1 Height (m) Direction Period (s) | N 6 | N 6 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NW 9 | NW 9 | NW 9 | N 9 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 |
 kJ | 53 | 40 | 135 | 127 | 125 | 111 | 85 | 85 | 83 | 78 | 41 | 41 | 29 | 23 | 132 | 214 | 291 | 322 | 429 | 482 | 514 | 471 | 412 | 400 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | NNW 11 | N 6 | NNE 6 | N 13 | N 12 | N 12 | N 12 | W 16 | N 20 | N 10 | N 9 | N 9 | NW 17 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | 98 | 90 | 29 | 29 | 13 | 12 | 11 | 12 | 5 | 7 | 16 | 25 | 25 | 107 | 22 | 22 | 22 | 22 | 22 | 22 | 12 | 12 | 12 | 12 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 11 | N 13 | N 13 | W 16 | W 16 | W 16 | W 16 | SW 16 | W 16 | N 12 | NNW 18 | NW 18 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 11 | W 18 | W 17 | W 17 | W 17 | W 17 |
| kJ | 37 | 41 | 14 | 14 | 5 | 5 | 5 | 5 | 10 | 5 | 3 | 32 | 50 | 21 | 13 | 12 | 12 | 12 | 30 | 6 | 6 | 6 | 6 | 5 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 7 | E 7 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | 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 | 164 | 206 | 233 | 247 | 243 | 269 | 263 | 271 | 287 | 330 | 343 | 403 | 378 | 424 | 413 | 371 | 341 | 341 | 355 | 408 | 422 | 418 | 408 | 398 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 23 | 23 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 9 | 33 | 25 | 25 | 25 | 25 | 23 | 23 |
Best forecast wave conditions in Maui | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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