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Pohoiki surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 1 pm Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
Pohoiki surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Pohoiki sea temperature is
25.9° C
(Which is slightly warmer than usual)How big are the waves at Pohoiki today?
The current surf forecast for Pohoiki at 5PM is: 1.6m 8s primary swell from a East-northeast direction and 0.9m 8s secondary swell from a East-southeast direction (forecast issued at 01:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.9m) | 8s |
| Afternoon (18 May) | 6ft (1.9m) | 8s |
| Evening (18 May) | 6ft (1.8m) | 8s |
Table - waves today at Pohoiki. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 29mm), heaviest during Wed morning. Warm (max 25°C on Mon afternoon, min 23°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | |
477 | 489 | 295 | 438 | 400 | 390 | 381 | 373 | 418 | 381 | 428 | 493 | 300 | 286 | 300 | 411 | 536 | 755 | 755 | 755 | 754 | 737 | 782 | 867 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | |
High Tide | 5:06PM1.12m | 4:30AM0.49m | 5:58PM1.06m | 5:28AM0.46m | 6:53PM1.00m | 6:44AM0.44m | ||||||||||||||||||
Low Tide | 9:42AM-0.03m | 00:04AM0.28m | 10:26AM0.02m | 1:08AM0.30m | 11:15AM0.10m | 2:16AM0.29m | ||||||||||||||||||
 | |  |  |  | | |  | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — |
 | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | 6:49 |
3 | 1 | — | 1 | 1 | 1 | 1 | — | — | 1 | 1 | 1 | 1 | 2 | 4 | 5 | 2 | 1 | — | 1 | 1 | 2 | 1 | 1 | |
Temp °C | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 |
24 | 25 | 24 | 25 | 25 | 25 | 25 | 24 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 22 | 22 | 23 | 22 | 21 | 21 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ENE 9 | ENE 9 | SSW 17 | ENE 9 | S 16 | S 16 | S 16 |
 kJ | 477 | 489 | 295 | 438 | 400 | 390 | 381 | 373 | 418 | 381 | 428 | 493 | 300 | 286 | 234 | 262 | 169 | 755 | 755 | 97 | 754 | 135 | 134 | 134 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 16 | ESE 8 | SSW 14 | SSW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 16 | SE 13 | SE 13 | SE 13 |
| kJ | 172 | 140 | 123 | 73 | 142 | 184 | 167 | 116 | 118 | 118 | 116 | 165 | 163 | 165 | 167 | 115 | 116 | 63 | 61 | 59 | 137 | 45 | 44 | 43 |
Swell 3 Height (m) Direction Period (s) | NNW 10 | SSW 19 | SSW 14 | SSW 16 | SSW 19 | SSE 10 | SSE 9 | SSW 17 | SSW 17 | SSW 18 | SSW 17 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | SSW 18 | NW 12 | NNW 12 | NNW 12 | NNW 12 | SE 14 | NNW 11 | SSW 13 | SSW 13 |
| kJ | 9 | 37 | 75 | 51 | 37 | 9 | 17 | 57 | 59 | 102 | 100 | 27 | 28 | 32 | 34 | 103 | 34 | 56 | 56 | 27 | 46 | 23 | 34 | 34 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | E 8 | — | — | — | — | — | — | NE 8 | NE 8 | NE 9 | ENE 8 | ENE 9 | ENE 9 | — | — | ENE 9 | — | ENE 8 | ENE 8 | ENE 8 |
| kJ | — | — | — | — | 349 | — | — | — | — | — | — | 268 | 191 | 243 | 300 | 411 | 536 | — | — | 755 | — | 737 | 782 | 867 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 211 | 121 | 132 | 35 | 35 | 36 | 36 | 116 | 211 | 213 | 211 | 121 | 37 | 37 | 37 | 37 | 37 | 220 | 37 | 37 | 121 | 37 | 116 | 123 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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