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Kiholo Bay Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kiholo Bay surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Thursday 21 May 2026 HSTForecast update in hr min s Forecast update imminent
Kiholo Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kiholo Bay sea temperature is
26.5° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Kiholo Bay today?
The current surf forecast for Kiholo Bay at 2PM is: 0.1m 13s primary swell from a Southwest direction (forecast issued at 07:00am May 21). An open ocean swell of 0.2m 16s is not directed at the surf break, a second open ocean swell of 1.1m 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 (21 May) | 0.5ft (0.1m) | 14s |
| Afternoon (21 May) | 0.5ft (0.1m) | 13s |
| Evening (21 May) | 0.5ft (0.1m) | 10s |
Table - waves today at Kiholo Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Thu morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 14 | N 11 | SW 13 | SW 14 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | NE 8 | N 10 | N 11 | SW 13 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 16 | NW 16 | NW 15 | NW 15 | |
7 | 8 | 2 | 6 | 8 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 7 | 5 | 5 | 5 | 5 | 4 | 10 | 10 | 9 | 8 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross | cross-off | |
High Tide | 7:49AM0.28m | 8:14PM0.75m | 9:35AM0.33m | 9:10PM0.68m | 11:06AM0.41m | 10:06PM0.61m | ||||||||||||||||||
Low Tide | 3:06AM0.15m | 12:27PM0.16m | 4:01AM0.14m | 1:46PM0.25m | 4:46AM0.13m | 3:32PM0.31m | ||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | 5:45 |
 | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | 6:55 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 25 | 25 | 27 | 26 | 26 | 25 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 26 | 25 | 25 | 24 | 24 | 23 |
26 | 25 | 27 | 25 | 25 | 25 | 25 | 23 | 22 | 23 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 23 | 24 | 24 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSW 13 | S 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 16 | S 16 | S 16 | S 13 | S 16 | S 13 | SSW 15 | SSW 15 | NNE 9 | NNE 9 |
 kJ | 20 | 20 | 16 | 19 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 19 | 18 | 18 | 21 | 21 | 20 | 14 | 20 | 14 | 23 | 21 | 252 | 202 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 14 | S 16 | SW 13 | SW 14 | N 10 | S 12 | S 12 | S 12 | S 19 | S 18 | S 18 | S 18 | S 17 | SW 13 | SSW 13 | S 13 | S 16 | S 13 | S 16 | NW 16 | NW 16 | SSW 15 | S 14 |
| kJ | 7 | 8 | 5 | 6 | 8 | 2 | 3 | 3 | 3 | 7 | 6 | 6 | 6 | 6 | 7 | 17 | 14 | 20 | 3 | 5 | 10 | 10 | 21 | 16 |
Swell 3 Height (m) Direction Period (s) | N 11 | S 13 | N 11 | N 10 | N 10 | S 12 | N 10 | N 10 | N 10 | N 10 | N 10 | S 11 | N 10 | N 11 | N 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 15 | NW 15 |
| kJ | 2 | 3 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 9 | 8 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 9 | NE 9 | NE 9 | NE 8 | NNE 8 | NNE 9 | NE 9 | NE 9 | NE 8 | NE 9 | NE 9 | NNE 9 | NNE 9 | NNE 9 | — | — |
| kJ | 137 | 177 | 171 | 176 | 184 | 232 | 238 | 211 | 193 | 193 | 216 | 206 | 188 | 197 | 231 | 193 | 206 | 216 | 221 | 258 | 354 | 354 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 14 | 111 | 102 | 22 | 22 | 14 | 14 | 22 | 26 | 111 | 22 | 24 | 14 | 14 | 26 | 14 | 14 | 111 | 450 | 22 | 14 | 14 | 14 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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