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Waimanalo Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Waimanalo surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Sunday 31 May 2026 HSTForecast update in hr min s Forecast update imminent
Waimanalo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanalo sea temperature is
25.0° C
(Which is slightly cooler than normal)How big are the waves at Waimanalo today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3.5ft (1.1m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.8m), 7s period with ENE swell.
- Evening surf: Evening surf (31 May, local time) - 3ft (0.9m), 7s period with ENE swell.
The current surf forecast for Waimanalo at 11AM is: 1.1m 8s primary swell from a East-northeast direction and 0.9m 7s secondary swell from a Northeast direction, 0.7m 8s secondary swell from a East-southeast direction (forecast issued at 07:00am May 31). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3.5ft (1.1m) | 8s |
| Afternoon (31 May) | 2.5ft (0.8m) | 7s |
| Evening (31 May) | 3ft (0.9m) | 7s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sun night. Warm (max 24°C on Sun morning, min 23°C on Sun morning). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | N 10 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 | |
169 | 169 | 143 | 79 | 86 | 86 | 84 | 93 | 79 | 96 | 49 | 140 | 136 | 151 | 98 | 109 | 122 | 122 | 131 | 145 | 164 | 161 | 160 | 206 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | on | on | on | on | cross-on | cross-on | |
High Tide | 3:50PM0.61m | 1:08AM0.27m | 4:26PM0.60m | 1:36AM0.26m | 5:05PM0.59m | 1:58AM0.25m | ||||||||||||||||||
Low Tide | 7:43AM-0.10m | 10:31PM0.22m | 8:16AM-0.09m | 11:20PM0.21m | 8:49AM-0.08m | 00:19AM0.21m | ||||||||||||||||||
 |  | | |  | |  |  | | | | | | | | | |  | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — | 7:08 |
— | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | |
Temp °C | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
23 | 23 | 25 | 24 | 24 | 25 | 25 | 23 | 23 | 22 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 18 | N 9 | N 9 | S 17 | S 16 | SSW 20 | S 16 | S 16 | N 12 | NNW 11 | NNW 11 | NNW 10 | NNW 10 |
 kJ | 79 | 77 | 75 | 42 | 29 | 30 | 32 | 32 | 48 | 48 | 46 | 160 | 45 | 42 | 146 | 135 | 128 | 131 | 132 | 103 | 164 | 158 | 144 | 104 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | N 9 | N 11 | N 11 | N 11 | N 10 | N 10 | N 10 | N 10 | N 10 | SSW 18 | SSW 17 | NNW 9 | NNW 9 | NNW 9 | S 20 | N 12 | S 16 | S 19 | S 18 | S 18 | S 18 |
| kJ | 62 | 62 | 62 | 43 | 61 | 61 | 59 | 53 | 50 | 50 | 49 | 48 | 103 | 101 | 27 | 27 | 26 | 194 | 76 | 129 | 347 | 307 | 225 | 158 |
Swell 3 Height (m) Direction Period (s) | NNW 10 | N 9 | NNW 9 | N 8 | N 8 | N 8 | NNE 8 | SSW 14 | SSW 14 | SSW 18 | SSW 18 | NNE 7 | SSW 13 | S 21 | ESE 8 | ESE 8 | SSW 16 | NNW 9 | SSW 20 | S 19 | S 9 | S 9 | SSW 14 | SSW 14 |
| kJ | 31 | 43 | 28 | 32 | 31 | 18 | 19 | 69 | 68 | 114 | 107 | 9 | 35 | 80 | 21 | 21 | 86 | 26 | 127 | 192 | 2 | 2 | 69 | 70 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 7 | ENE 7 | ENE 5 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | E 6 |
| kJ | 169 | 169 | 143 | 79 | 86 | 86 | 84 | 93 | 79 | 96 | 44 | 140 | 136 | 151 | 98 | 109 | 122 | 122 | 131 | 145 | 159 | 161 | 160 | 206 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 15 | 15 | 14 | 15 | 9 | 15 | 15 | 9 | 15 | 15 | 15 | 17 | 44 | 15 | 17 | 17 | 15 | 15 | 44 | 44 | 44 | 44 | 44 | 44 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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