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Surf Forecasts:
Makapu'u surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 am Friday 20 Mar 2026 HSTForecast update in hr min s Forecast update imminent
Makapu'u surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Makapu'u sea temperature is
24.4° C
(Which is normal for this time of year)How big are the waves at Makapu'u today?
The current surf forecast for Makapu'u at 8AM is: 0.7m 13s primary swell from a South direction (forecast issued at 01:00am March 20). An open ocean swell of 1.0m 10s is not directed at the surf break, a second open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Mar) | 2.5ft (0.7m) | 13s |
| Afternoon (20 Mar) | 2.5ft (0.7m) | 13s |
| Evening (20 Mar) | 1.5ft (0.4m) | 19s |
Table - waves today at Makapu'u. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 19 | 19 | 12 | 18 | 18 | 18 | 12 | 18 | 11 | 11 | 10 | 16 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 173 | 171 | 171 | 168 | 168 | 162 | 117 | 146 | 246 | 246 | 103 | 218 | 211 | 276 | 69 | 395 | 807 | 622 | 450 | 237 | 229 | 226 | 226 | 223 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 3:05AM 0.46 | 4:15PM 0.53 | 3:21AM 0.42 | 5:07PM 0.54 | 3:33AM 0.37 | 6:08PM 0.53 | ||||||||||||||||||
Low Tide / height (m) | 9:15PM 0.06 | 9:29AM -0.08 | 10:02PM 0.12 | 9:58AM -0.10 | 10:54PM 0.18 | 10:30AM -0.10 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:33 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:42 | - |
 | | |  | | | | | | | | | | | | |  | | | | |  | |  | |
Rain (mm) | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 2 | 2 | 3 | 1 | 2 | 1 | - | 1 | - | 1 | 3 | 12 | 13 | 4 |
| Temp. °C | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 20 | 20 |
| Feels °C (?) | 23 | 24 | 23 | 23 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 23 | 22 | 23 | 22 | 22 | 20 | 19 | 20 | 20 | 18 | 19 | 19 | 19 |
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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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