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Surf Forecasts:
Makapu'u surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Tuesday 31 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
24.0° 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 4PM is: 2.5m 11s primary swell from a Northeast direction and 0.3m 12s secondary swell from a South direction, 0.2m 16s secondary swell from a South-southwest direction (forecast issued at 01:00pm March 31). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 8ft (2.5m) | 11s |
| Afternoon (31 Mar) | 8ft (2.5m) | 11s |
| Evening (31 Mar) | 10ft (3.0m) | 11s |
Table - waves today at Makapu'u. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1643 | 1584 | 1622 | 1768 | 1750 | 1437 | 1256 | 1047 | 996 | 922 | 906 | 887 | 910 | 835 | 684 | 593 | 573 | 594 | 567 | 523 | 439 | 382 | 364 | 418 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 2:23PM 0.45 | 2:03AM 0.47 | 2:59PM 0.49 | 2:17AM 0.43 | 3:33PM 0.51 | 2:30AM 0.39 | ||||||||||||||||||
Low Tide / height (m) | 8:01AM 0.00 | 8:01PM 0.06 | 8:17AM -0.03 | 8:40PM 0.09 | 8:35AM -0.06 | 9:18PM 0.13 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 |
| Sunset | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 | | |  | | | | | | | |  | | | |  | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 |
| Feels °C (?) | 17 | 16 | 17 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 16 | 17 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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