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Surf Forecasts:
Halape surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Sunday 17 May 2026 HSTForecast update in hr min s Forecast update imminent
Halape surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Halape sea temperature is
25.9° C
(Which is slightly warmer than usual)How big are the waves at Halape today?
The current surf forecast for Halape at 4PM is: 1.8m 8s primary swell from a East-northeast direction and 1.3m 8s secondary swell from a East-northeast direction, 1.1m 8s secondary swell from a Southeast direction (forecast issued at 07:00am May 17). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4ft (1.2m) | 8s |
| Afternoon (17 May) | 4ft (1.2m) | 8s |
| Evening (17 May) | 7.5ft (2.3m) | 8s |
Table - waves today at Halape. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Sun afternoon. Warm (max 28°C on Sun morning, min 24°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 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 | |
244 | 207 | 207 | 217 | 439 | 659 | 720 | 559 | 546 | 493 | 443 | 382 | 270 | 270 | 401 | 428 | 466 | 382 | 382 | 382 | 392 | 448 | 439 | 401 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | |
High Tide | 3:20AM0.55m | 4:28PM1.13m | 4:06AM0.51m | 5:17PM1.10m | 4:55AM0.47m | 6:08PM1.05m | ||||||||||||||||||
Low Tide | 9:14AM-0.05m | 11:20PM0.21m | 9:56AM-0.02m | 00:18AM0.23m | 10:41AM0.03m | 1:20AM0.24m | ||||||||||||||||||
 |  |  | | |  | |  | |  | |  | | | | | | | | | | | | | |
 | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:43 |
 | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | 6:50 |
— | — | 1 | 1 | 2 | 1 | 1 | — | — | — | — | 1 | 1 | 2 | — | — | — | — | — | — | 1 | 1 | — | — | |
Temp °C | 26 | 26 | 28 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 26 | 27 | 27 | 26 | 25 | 24 | 24 |
28 | 27 | 27 | 27 | 28 | 27 | 26 | 25 | 26 | 26 | 26 | 26 | 25 | 24 | 25 | 24 | 24 | 26 | 25 | 25 | 24 | 24 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 10 | SE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | E 8 |
 kJ | 244 | 207 | 207 | 217 | 297 | 501 | 555 | 559 | 546 | 493 | 443 | 382 | 160 | 154 | 401 | 360 | 343 | 382 | 382 | 118 | 116 | 165 | 163 | 401 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 15 | SSW 15 | SSW 16 | SSW 14 | SSW 14 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 18 | SSW 17 | SSE 9 | SSE 15 | SSW 15 |
| kJ | 151 | 201 | 181 | 176 | 153 | 126 | 84 | 82 | 82 | 121 | 174 | 140 | 74 | 73 | 142 | 172 | 165 | 116 | 118 | 102 | 100 | 8 | 23 | 167 |
Swell 3 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSE 10 | SSW 18 | SSW 18 | SSW 18 | SSE 10 | SSW 19 | ESE 10 | SSW 19 | SSW 16 | SSE 10 | SSE 9 | SSE 9 | SSW 17 | SSW 17 | SSE 9 | SSE 9 | SSE 15 | SSE 9 | SSE 15 |
| kJ | 91 | 130 | 130 | 131 | 131 | 20 | 31 | 61 | 62 | 10 | 37 | 68 | 125 | 51 | 9 | 17 | 8 | 57 | 59 | 8 | 8 | 22 | 8 | 23 |
Wind waves Height (m) Direction Period (s) | NE 3 | — | — | — | ENE 8 | E 8 | E 8 | ENE 8 | — | — | — | — | E 8 | E 8 | — | E 8 | E 8 | — | — | E 8 | E 8 | E 8 | E 8 | NE 9 |
| kJ | 2 | — | — | — | 439 | 659 | 720 | 364 | — | — | — | — | 270 | 270 | — | 428 | 466 | — | — | 382 | 392 | 448 | 439 | 238 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 55 | 55 | 55 | 204 | 105 | 72 | 72 | 90 | 55 | 72 | 193 | 102 | 193 | 58 | 57 | 55 | 55 | 72 | 193 | 204 | 72 | 58 | 58 | 55 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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