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Gillin's surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 am Thursday 21 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
25.3° 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 10AM is: 2.4m 8s primary swell from a East direction and 0.5m 16s secondary swell from a South direction, 0.4m 13s secondary swell from a South-southwest direction (forecast issued at 07:00am May 21). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 8ft (2.4m) | 8s |
| Afternoon (21 May) | 7.5ft (2.3m) | 8s |
| Evening (21 May) | 1.5ft (0.5m) | 15s |
Table - waves today at Gillin's. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Fri night. Warm (max 24°C on Thu morning, min 22°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | S 15 | S 15 | E 9 | E 9 | S 15 | S 15 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | |
659 | 762 | 790 | 744 | 762 | 115 | 157 | 1027 | 899 | 155 | 109 | 103 | 98 | 97 | 147 | 132 | 129 | 127 | 125 | 125 | 161 | 153 | 155 | 109 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | |
High Tide | 7:23AM0.24m | 8:16PM0.67m | 9:27AM0.27m | 9:10PM0.61m | 11:09AM0.35m | 10:01PM0.55m | ||||||||||||||||||
Low Tide | 3:26AM0.18m | 12:11PM0.14m | 4:16AM0.16m | 1:26PM0.22m | 4:54AM0.14m | 3:15PM0.29m | ||||||||||||||||||
 |  | | | |  | | | |  |  | | | | | | | |  | | |  | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | 5:54 |
 | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:13 | — | — | 7:13 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | — | — | — | 1 | — | |
Temp °C | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 |
20 | 20 | 21 | 20 | 21 | 19 | 19 | 19 | 18 | 19 | 20 | 20 | 19 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 16 | S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | SSW 14 | S 14 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 |
 kJ | 69 | 134 | 134 | 87 | 127 | 115 | 157 | 157 | 110 | 155 | 109 | 103 | 62 | 93 | 147 | 132 | 129 | 127 | 125 | 125 | 161 | 153 | 155 | 109 |
Swell 2 Height (m) Direction Period (s) | S 16 | SSW 13 | SSW 14 | SSW 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 10 | SE 10 | SE 10 | S 18 | S 18 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SE 12 | NW 14 | NW 13 | NW 13 |
| kJ | 137 | 70 | 61 | 66 | 44 | 43 | 43 | 42 | 40 | 24 | 24 | 34 | 98 | 97 | 60 | 59 | 60 | 58 | 57 | 58 | 35 | 51 | 45 | 44 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | SE 12 | S 18 | S 18 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 10 | SE 12 | SE 10 | NW 14 | SE 12 | SSE 12 | SSE 12 |
| kJ | 32 | 51 | 47 | 45 | 14 | 14 | 14 | 14 | 12 | 38 | 57 | 99 | 36 | 37 | 37 | 37 | 35 | 26 | 35 | 26 | 54 | 35 | 14 | 13 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 8 | ENE 9 |
| kJ | 659 | 762 | 790 | 744 | 762 | 899 | 993 | 1027 | 899 | 841 | 841 | 755 | 708 | 692 | 754 | 721 | 721 | 719 | 660 | 781 | 819 | 773 | 800 | 692 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 33 | 42 | 42 | 33 | 33 | 305 | 428 | 305 | 25 | 25 | 25 | 25 | 27 | 25 | 25 | 25 | 25 | 25 | 25 | 33 | 25 | 25 | 25 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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