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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 pm 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 9PM is: 0.2m 15s primary swell from a South-southwest direction (forecast issued at 01:00pm May 21). An open ocean swell of 0.1m 10s is not directed at the surf break, a second open ocean swell of 1.3m 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 26°C on Thu afternoon, min 21°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 13 | SW 13 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 13 | SSW 13 | NW 11 | SSW 13 | NW 11 | NW 11 | SSW 15 | SSW 15 | SSW 15 | NW 15 | NW 14 | NW 14 | |
16 | 6 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 7 | 17 | 5 | 17 | 5 | 4 | 23 | 21 | 21 | 8 | 8 | 7 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | off | off | 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 | 12:58PM0.09m | 4:17AM0.03m | 2:19PM0.16m | 5:00AM0.02m | 3:58PM0.22m | 5:37AM0.02m | ||||||||||||||||||
 | | |  | | | |  | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — |
 | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | 6:54 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 23 | 25 | 25 | 24 | 23 | 23 | 22 | 21 | 23 | 25 | 25 | 24 | 23 | 23 | 23 | 22 | 23 |
24 | 22 | 21 | 23 | 22 | 23 | 21 | 21 | 23 | 21 | 21 | 21 | 22 | 22 | 20 | 20 | 22 | 22 | 22 | 21 | 22 | 23 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | ENE 9 | SSW 14 | SSW 14 | SSW 14 | S 16 | S 16 | S 16 | SSW 13 | S 16 | S 13 | SSW 15 | SSW 15 | NE 9 | S 14 | NE 9 | NE 9 |
 kJ | 16 | 19 | 22 | 21 | 21 | 21 | 21 | 21 | 55 | 19 | 18 | 18 | 21 | 21 | 20 | 17 | 20 | 14 | 23 | 21 | 221 | 16 | 170 | 170 |
Swell 2 Height (m) Direction Period (s) | S 16 | SW 13 | SW 14 | N 10 | N 10 | S 12 | S 12 | N 9 | SSW 14 | S 18 | S 18 | S 17 | SW 13 | SSW 13 | S 13 | S 16 | S 13 | S 16 | NW 16 | NW 16 | SSW 15 | NW 15 | S 14 | S 14 |
| kJ | 5 | 6 | 8 | 2 | 2 | 3 | 3 | 1 | 20 | 6 | 6 | 6 | 7 | 17 | 14 | 20 | 3 | 5 | 10 | 10 | 21 | 8 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | N 11 | N 10 | N 10 | S 12 | S 12 | N 10 | N 9 | S 19 | S 18 | S 11 | N 11 | N 11 | N 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 15 | S 12 | NW 14 | NW 14 |
| kJ | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 7 | 6 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 9 | 3 | 8 | 7 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 9 | NE 9 | NNE 5 | NE 8 | NNE 8 | NE 8 | NE 9 | NE 9 | NE 8 | NE 9 | NE 9 | NNE 9 | NE 9 | NNE 9 | — | NE 9 | — | — |
| kJ | 176 | 176 | 176 | 211 | 216 | 184 | 189 | 238 | 56 | 201 | 188 | 166 | 231 | 193 | 211 | 216 | 216 | 258 | 316 | 293 | — | 221 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 130 | 104 | 44 | 41 | 32 | 32 | 44 | 44 | 41 | 41 | 44 | 41 | 32 | 49 | 32 | 32 | 460 | 451 | 41 | 32 | 32 | 32 | 32 | 32 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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