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Surf Forecasts:
Makapu'u surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Thursday 21 May 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
25.7° C
(Which is slightly warmer than usual)How big are the waves at Makapu'u today?
The current surf forecast for Makapu'u at 10PM is: 3.5m 8s primary swell from a East-northeast direction and 0.5m 15s secondary swell from a South direction, 0.3m 13s secondary swell from a South-southeast direction (forecast issued at 01:00pm May 21). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 10ft (3.0m) | 8s |
| Afternoon (21 May) | 10ft (3.0m) | 8s |
| Evening (21 May) | 10ft (3.0m) | 8s |
Table - waves today at Makapu'u. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sat morning. Warm (max 23°C on Thu afternoon, min 23°C on Thu afternoon). Mainly strong winds. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
1145 | 1222 | 1357 | 1442 | 1503 | 1417 | 1223 | 1074 | 1003 | 935 | 984 | 1151 | 1223 | 1121 | 984 | 941 | 1123 | 1206 | 1031 | 1031 | 973 | 909 | 887 | 909 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | 8:01PM0.58m | 7:00AM0.16m | 8:56PM0.54m | 10:20AM0.22m | 9:41PM0.49m | |||||||||||||||||||
Low Tide | 11:31AM-0.02m | 5:02AM0.14m | 12:36PM0.06m | 4:54AM0.10m | 2:07PM0.14m | 5:08AM0.07m | ||||||||||||||||||
 | | |  | | | | | | | | |  | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — |
 | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | 7:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
19 | 17 | 16 | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 18 | 17 | 18 | |
Swell 1 Height (m) Direction Period (s) | S 16 | SSW 16 | S 16 | S 15 | S 15 | S 15 | S 15 | SSW 15 | S 14 | SSW 14 | SSW 14 | SSW 14 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | NNW 14 | NNW 14 | S 14 | S 14 |
 kJ | 132 | 85 | 126 | 112 | 157 | 110 | 110 | 71 | 106 | 66 | 62 | 61 | 138 | 130 | 129 | 127 | 125 | 174 | 159 | 157 | 136 | 121 | 144 | 132 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | SSW 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | S 19 | S 18 | S 18 | S 18 | S 18 | SSW 13 | NW 11 | SSW 13 | SSW 13 | NW 10 | NNW 16 | NNW 15 | NNW 15 | S 15 | S 15 | NNW 13 | NNW 13 |
| kJ | 19 | 31 | 33 | 33 | 33 | 32 | 30 | 61 | 101 | 98 | 97 | 97 | 60 | 30 | 59 | 58 | 27 | 100 | 89 | 142 | 155 | 155 | 116 | 113 |
Swell 3 Height (m) Direction Period (s) | SSW 13 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 10 | NNW 10 | NW 10 | NW 11 | NW 11 | NW 11 | NW 11 | SSW 13 | NW 11 | NW 10 | NW 16 | NW 10 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 33 | 19 | 9 | 9 | 9 | 9 | 10 | 10 | 27 | 30 | 30 | 30 | 30 | 60 | 29 | 28 | 68 | 27 | 26 | 26 | 25 | 9 | 9 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 1145 | 1222 | 1357 | 1442 | 1503 | 1417 | 1223 | 1074 | 1003 | 935 | 984 | 1151 | 1223 | 1121 | 984 | 941 | 1123 | 1206 | 1031 | 1031 | 973 | 909 | 887 | 909 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 111 | 113 | 255 | 247 | 113 | 110 | 60 | 60 | 114 | 140 | 217 | 140 | 56 | 110 | 111 | 217 | 226 | 217 | 111 | 63 | 113 | 61 | 55 | 58 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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