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Surf Forecasts:
Gillin's surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Monday 18 May 2026 HSTForecast update in hr min s Forecast update imminent
Gillin's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gillin's sea temperature is
24.9° C
(Which is normal for this time of year)How big are the waves at Gillin's today?
The current surf forecast for Gillin's at 1AM is: 0.7m 13s primary swell from a South-southwest direction and 0.5m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm May 18). An open ocean swell of 1.5m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 4.5ft (1.3m) | 8s |
| Afternoon (19 May) | 3ft (0.9m) | 17s |
| Evening (19 May) | 2.5ft (0.8m) | 15s |
Table - waves today at Gillin's. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Tue morning, min 23°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | E 8 | E 8 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
166 | 161 | 158 | 158 | 161 | 217 | 212 | 433 | 242 | 249 | 273 | 167 | 158 | 158 | 383 | 387 | 435 | 526 | 593 | 666 | 682 | 753 | 790 | 727 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | |
High Tide | 4:42AM0.25m | 6:29PM0.78m | 5:47AM0.24m | 7:22PM0.73m | 7:23AM0.24m | |||||||||||||||||||
Low Tide | 1:17AM0.19m | 10:28AM0.01m | 2:24AM0.19m | 11:15AM0.07m | 3:26AM0.18m | 12:11PM0.14m | ||||||||||||||||||
 |  | | | |  |  | | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — |
 | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | 7:12 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 |
25 | 24 | 23 | 23 | 23 | 24 | 25 | 24 | 25 | 24 | 22 | 22 | 22 | 23 | 22 | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 17 | SSW 15 | SSW 15 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | S 16 | S 16 | SSW 16 |
 kJ | 166 | 161 | 158 | 158 | 161 | 175 | 178 | 433 | 242 | 249 | 273 | 167 | 158 | 158 | 165 | 174 | 152 | 105 | 104 | 101 | 101 | 134 | 134 | 87 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 7 | SSE 7 | SE 7 | SE 7 | SSW 18 | SSW 18 | SSE 7 | SSE 7 | SSE 9 | SE 8 | SE 8 | SE 7 | SE 8 | SE 7 | SSW 18 | S 18 | S 18 | SSW 17 | SSW 17 | S 16 | SSW 13 | SSW 14 | SSW 14 |
| kJ | 28 | 25 | 21 | 25 | 25 | 176 | 176 | 20 | 20 | 56 | 14 | 14 | 14 | 14 | 14 | 62 | 56 | 56 | 101 | 93 | 137 | 70 | 61 | 66 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | SE 10 | SSW 16 | SSW 17 | SSW 17 | SE 7 | SE 7 | SE 9 | SE 9 | NW 10 | SE 9 | NW 10 | SW 16 | SW 16 | SSW 18 | SE 8 | SSE 15 | SE 7 | SE 14 | SSE 14 | SE 14 | SE 14 | SE 14 | SE 13 |
| kJ | 146 | 48 | 90 | 93 | 97 | 26 | 26 | 23 | 23 | 16 | 22 | 25 | 66 | 66 | 64 | 16 | 22 | 8 | 31 | 19 | 32 | 51 | 47 | 45 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 7 | E 7 | E 7 | E 6 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 383 | 383 | 294 | 257 | 257 | 217 | 212 | 245 | 203 | 203 | 239 | 188 | 279 | 301 | 383 | 387 | 435 | 526 | 593 | 666 | 682 | 753 | 790 | 727 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 8 | 8 | 8 | 8 | 24 | 24 | 24 | 24 | 8 | 8 | 8 | 8 | 25 | 25 | 25 | 24 | 33 | 129 | 42 | 33 | 33 | 33 | 33 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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