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Old Kona Airport State Park Surf Forecast
/ HAW – Big Island (60 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Old Kona Airport State Park surfForecast / HAW – Big Island / USA
48hr Weather and Surf, issued 7 am Tuesday 21 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Old Kona Airport State Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Old Kona Airport State Park sea temperature is
25.3° C
(Which is slightly warmer than usual)How big are the waves at Old Kona Airport State Park today?
The current surf forecast for Old Kona Airport State Park at 12PM is: 0.6m 14s primary swell from a West direction and 0.4m 8s secondary swell from a North-northeast direction (forecast issued at 07:00am April 21). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 2ft (0.6m) | 14s |
| Afternoon (21 Apr) | 1.5ft (0.5m) | 16s |
| Evening (21 Apr) | 2ft (0.6m) | 13s |
Table - waves today at Old Kona Airport State Park. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 14 | 16 | 15 | 13 | 16 | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 123 | 125 | 189 | 131 | 121 | 123 | 306 | 268 | 322 | 384 | 347 | 273 | 336 | 243 | 274 | 239 | 222 | 222 | 168 | 168 | 168 | 203 | 333 | 169 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | glass | glass | cross | cross- on | on | on | cross- on | cross- on | glass | cross | cross- on | on | cross- on | cross- on | cross- on | glass | cross | cross | glass |
High Tide / height (m) | 6:27AM 0.15 | 7:43PM 0.66 | 7:57AM 0.14 | 8:49PM 0.63 | 9:50AM 0.16 | 9:55PM 0.60 | ||||||||||||||||||
Low Tide / height (m) | 2:30AM 0.07 | 11:42AM -0.01 | 3:48AM 0.06 | 12:42PM 0.04 | 4:53AM 0.04 | 2:08PM 0.09 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 24 | |||||||||||||||||||||
| Sunrise | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - |
 |  |  | | | | |  | | | | | | | | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | 1 |
| Temp. °C | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 |
| Feels °C (?) | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 26 | 27 | 27 | 26 | 26 | 27 | 28 | 27 | 27 | 27 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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