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Kahana Bay Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kahana Bay surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Friday 24 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Kahana Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kahana Bay sea temperature is
24.8° C
(Which is normal for this time of year)How big are the waves at Kahana Bay today?
The current surf forecast for Kahana Bay at 7AM is: 1.1m 10s primary swell from a Northeast direction and 0.4m 12s secondary swell from a North-northwest direction, 0.8m 5s secondary swell from a Northeast direction (forecast issued at 01:00am April 24). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Apr) | 3.5ft (1.1m) | 10s |
| Afternoon (24 Apr) | 3.5ft (1.0m) | 9s |
| Evening (24 Apr) | 3.5ft (1.1m) | 9s |
Table - waves today at Kahana Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 25°C on Sun afternoon, min 22°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 24 | Saturday 25 | Sunday 26 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NNE 10 | NNE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 6 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | |
140 | 137 | 235 | 194 | 162 | 159 | 202 | 163 | 308 | 383 | 361 | 341 | 304 | 205 | 205 | 221 | 216 | 239 | 205 | 205 | 160 | 141 | 183 | 210 | |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:44AM0.20m | 10:28PM0.67m | 11:12AM0.30m | 11:07PM0.65m | 12:02PM0.42m | |||||||||||||||||||
Low Tide | 6:47AM0.15m | 2:42PM0.09m | 6:21AM0.12m | 4:18PM0.12m | 6:23AM0.07m | 5:28PM0.15m | ||||||||||||||||||
 | |  | | | |  |  | |  |  | | | | | | | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — |
— | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 25 | 24 | 24 | 23 |
23 | 23 | 23 | 24 | 23 | 23 | 22 | 21 | 21 | 22 | 21 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 24 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | NNE 10 | NNE 10 | NE 10 | NE 9 | NW 11 | NNW 11 | NNW 13 | NW 12 | NNW 12 | NW 12 | NNW 12 | NW 13 | NW 13 | NW 13 | NW 13 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NW 12 | NW 11 | NW 11 |
 kJ | 140 | 137 | 235 | 194 | 31 | 23 | 67 | 73 | 56 | 68 | 99 | 183 | 175 | 175 | 172 | 221 | 216 | 239 | 205 | 205 | 160 | 135 | 130 | 126 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 12 | NW 11 | ESE 7 | ESE 7 | ESE 7 | S 10 | NW 15 | NW 15 | NW 15 | SSW 15 | SSW 16 | NNE 8 | NNE 8 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 54 | 53 | 53 | 33 | 5 | 5 | 5 | 2 | 55 | 54 | 55 | 23 | 24 | 23 | 26 | 164 | 149 | 149 | 149 | 149 | 142 | 21 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 7 | ESE 7 | WNW 13 | NNW 14 | NW 12 | SW 13 | NW 12 | SSW 16 | SSW 16 | S 12 | S 9 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | ESE 8 | ESE 8 | ESE 8 |
| kJ | 6 | 6 | 5 | 5 | 17 | 18 | 6 | 7 | 5 | 25 | 24 | 3 | 2 | 24 | 24 | 24 | 22 | 21 | 21 | 21 | 21 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 5 | NE 4 | — | NE 9 | NE 9 | NE 9 | NE 6 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | — | — | — | — | — | — | NE 8 | NE 8 | NE 8 |
| kJ | 25 | 25 | 24 | — | 162 | 159 | 202 | 163 | 308 | 383 | 361 | 341 | 304 | 205 | 205 | — | — | — | — | — | — | 141 | 183 | 210 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 30 | 30 | 22 | 30 | 30 | 35 | 35 | 35 | 35 | 35 | 30 | 30 | 35 | 30 | 30 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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