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Hapuna Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Hapuna surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 am Thursday 21 May 2026 HSTForecast update in hr min s Forecast update imminent
Hapuna surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hapuna sea temperature is
26.4° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Hapuna today?
The current surf forecast for Hapuna at 5AM is: 0.1m 13s primary swell from a Southwest direction (forecast issued at 01:00am May 21). An open ocean swell of 0.2m 16s is not directed at the surf break, a second open ocean swell of 1.1m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 0.5ft (0.1m) | 14s |
| Afternoon (21 May) | 0.5ft (0.1m) | 13s |
| Evening (21 May) | 0.5ft (0.2m) | 15s |
Table - waves today at Hapuna. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Thu afternoon, min 22°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SSW 16 | SW 13 | SW 14 | SSW 13 | SW 13 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | NW 11 | NW 11 | NW 11 | NW 11 | SSW 15 | SSW 15 | SSW 15 | |
26 | 7 | 8 | 16 | 6 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 17 | 17 | 5 | 5 | 5 | 4 | 23 | 21 | 21 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | off | off | cross-off | cross-off | off | off | off | |
High Tide | 8:29AM0.21m | 8:36PM0.69m | 10:01AM0.26m | 9:31PM0.62m | 11:21AM0.34m | 10:25PM0.55m | ||||||||||||||||||
Low Tide | 3:24AM0.03m | 12:58PM0.09m | 4:17AM0.03m | 2:19PM0.16m | 5:00AM0.02m | 3:58PM0.22m | ||||||||||||||||||
 |  |  | | | | | | | |  | | | | | | | | | | | | | | |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 23 | 24 | 26 | 27 | 26 | 24 | 23 | 23 | 22 | 23 | 25 | 24 | 24 | 22 | 22 | 22 | 22 | 24 | 25 | 25 | 24 | 23 | 23 |
24 | 23 | 23 | 24 | 24 | 22 | 21 | 22 | 22 | 21 | 22 | 22 | 21 | 21 | 19 | 20 | 21 | 21 | 22 | 22 | 21 | 22 | 22 | 23 | |
Swell 1 Height (m) Direction Period (s) | ENE 8 | S 16 | S 16 | SSW 13 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | NE 9 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 16 | S 16 | S 13 | S 16 | S 13 | SSW 15 | SSW 15 | NNE 9 |
 kJ | 28 | 20 | 20 | 16 | 19 | 22 | 21 | 21 | 21 | 21 | 21 | 64 | 19 | 18 | 18 | 17 | 21 | 20 | 14 | 20 | 14 | 23 | 21 | 207 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SW 13 | SW 14 | S 16 | SW 13 | SW 14 | N 10 | S 12 | S 12 | S 12 | N 9 | SSW 14 | S 18 | S 18 | S 17 | S 16 | SSW 13 | S 13 | S 16 | S 13 | S 16 | NW 16 | NW 16 | SSW 15 |
| kJ | 26 | 7 | 8 | 20 | 6 | 8 | 2 | 3 | 3 | 3 | 2 | 20 | 6 | 6 | 6 | 21 | 17 | 14 | 20 | 13 | 5 | 10 | 10 | 21 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | N 11 | N 11 | N 11 | N 10 | N 10 | S 12 | N 10 | N 10 | N 10 | S 19 | S 18 | S 11 | N 10 | N 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | N 10 | NW 15 |
| kJ | 17 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 7 | 6 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 2 | 9 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NNE 7 | NE 8 | NE 8 | NNE 9 | NNE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NNE 9 | NNE 9 | NNE 9 | — |
| kJ | 56 | 141 | 182 | 171 | 176 | 176 | 189 | 238 | 238 | 216 | 189 | 91 | 206 | 206 | 202 | 211 | 170 | 170 | 193 | 221 | 258 | 264 | 238 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 32 | 32 | 32 | 96 | 44 | 41 | 32 | 32 | 41 | 32 | 451 | 454 | 41 | 32 | 32 | 44 | 44 | 44 | 460 | 44 | 32 | 32 | 32 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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