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Surf Forecasts:
Tombstones surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Friday 15 May 2026 HSTForecast update in hr min s Forecast update imminent
Tombstones surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tombstones sea temperature is
25.8° C
(Which is slightly warmer than usual)How big are the waves at Tombstones today?
The current surf forecast for Tombstones at 2PM is: 1.7m 8s primary swell from a East direction and 0.4m 13s secondary swell from a North-northwest direction (forecast issued at 07:00am May 15). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 5.5ft (1.7m) | 8s |
| Afternoon (15 May) | 5.5ft (1.7m) | 8s |
| Evening (15 May) | 5ft (1.6m) | 8s |
Table - waves today at Tombstones. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Fri morning. Warm (max 25°C on Fri morning, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 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 | |
368 | 368 | 368 | 368 | 334 | 334 | 341 | 341 | 392 | 448 | 643 | 527 | 477 | 439 | 390 | 339 | 343 | 351 | 412 | 412 | 405 | 360 | 405 | 396 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | glassy | glassy | glassy | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross-on | on | cross-on | glassy | glassy | glassy | |
High Tide | 2:46PM0.89m | 1:57AM0.45m | 3:31PM0.94m | 2:39AM0.40m | 4:19PM0.95m | |||||||||||||||||||
Low Tide | 7:36AM-0.20m | 9:13PM0.15m | 8:13AM-0.23m | 10:09PM0.15m | 8:53AM-0.24m | 11:07PM0.16m | ||||||||||||||||||
 |  |  | |  |  | |  | | | | | | |  | | | | |  | |  | | | |
 | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:43 |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:49 | — | — | 6:50 |
4 | 5 | 4 | 2 | — | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | 1 | |
Temp °C | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 |
24 | 26 | 26 | 26 | 25 | 27 | 27 | 26 | 26 | 27 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 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 |
 kJ | 368 | 368 | 368 | 368 | 334 | 334 | 341 | 341 | 392 | 448 | 493 | 527 | 477 | 439 | 390 | 339 | 343 | 351 | 412 | 412 | 405 | 360 | 405 | 396 |
Swell 2 Height (m) Direction Period (s) | NNW 14 | NNW 14 | NNW 14 | NNW 13 | NNW 13 | NNW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 82 | 78 | 71 | 69 | 67 | 64 | 38 | 37 | 36 | 35 | 25 | 12 | 12 | 12 | 12 | 12 | 13 | 24 | 11 | 11 | 11 | 21 | 20 | 10 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | S 10 | N 15 | NNW 15 | N 15 | NNW 14 | NNW 13 | N 13 | SE 11 | SSE 11 | SSE 11 | SE 11 | SE 10 | SE 10 | SE 10 | NW 18 | NW 18 | NNW 16 |
| kJ | 12 | 12 | 5 | 5 | 5 | 1 | 1 | 2 | 17 | 21 | 17 | 19 | 18 | 14 | 5 | 12 | 11 | 4 | 4 | 4 | 4 | 13 | 12 | 27 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | E 8 | — | — | — | — | — | — | ENE 8 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 643 | — | — | — | — | — | — | 338 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 168 | 2 | 57 | 100 | 0 | 0 | 0 | 2 | 168 | 170 | 82 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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