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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 1 am Saturday 16 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
25.3° C
(Which is normal for this time of year)How big are the waves at Waimanalo today?
The current surf forecast for Waimanalo at 6AM is: 1.8m 8s primary swell from a East-northeast direction and 0.5m 11s secondary swell from a Northwest direction (forecast issued at 01:00am May 16). An open ocean swell of 0.2m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 6ft (1.8m) | 8s |
| Afternoon (16 May) | 5.5ft (1.7m) | 8s |
| Evening (16 May) | 5ft (1.6m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat afternoon. Warm (max 25°C on Sun afternoon, min 23°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
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 | |
385 | 406 | 416 | 416 | 383 | 392 | 350 | 310 | 318 | 318 | 359 | 318 | 286 | 250 | 299 | 370 | 497 | 484 | 427 | 427 | 427 | 438 | 427 | 364 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | |
High Tide | 00:53AM0.34m | 3:26PM0.70m | 1:23AM0.30m | 4:15PM0.71m | 1:53AM0.28m | 5:08PM0.69m | ||||||||||||||||||
Low Tide | 7:42AM-0.18m | 9:53PM0.20m | 8:21AM-0.19m | 11:00PM0.21m | 9:03AM-0.17m | |||||||||||||||||||
 |  |  | |  | |  | | | |  | | | | | | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — |
— | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 |
24 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 23 | 25 | 23 | 23 | 23 | 23 | 24 | 23 | 22 | 22 | 22 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | ENE 8 | ENE 8 | ENE 8 | SSE 11 | NNW 10 | NNW 10 | NNW 10 | ENE 8 | NW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | SSW 14 | SSW 15 | SSW 16 | NW 12 | NW 12 |
 kJ | 84 | 82 | 59 | 58 | 58 | 47 | 350 | 310 | 318 | 46 | 42 | 41 | 39 | 250 | 24 | 18 | 17 | 16 | 8 | 20 | 43 | 48 | 23 | 36 |
Swell 2 Height (m) Direction Period (s) | NNW 15 | SSE 11 | NNW 13 | NNW 13 | SSE 10 | SSW 16 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | SSE 7 | SSE 7 | SSE 7 | NNW 10 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | NNW 13 | NNW 13 | NW 12 | SSW 14 | SSW 14 |
| kJ | 21 | 11 | 18 | 17 | 10 | 26 | 46 | 42 | 42 | 42 | 10 | 9 | 10 | 38 | 44 | 43 | 42 | 41 | 20 | 18 | 17 | 24 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | NNW 15 | SSE 11 | SSE 10 | NNW 13 | SSE 10 | SSW 16 | SSE 12 | SSE 11 | SSW 17 | SSE 11 | SSW 15 | SSW 15 | SSE 7 | SSE 7 | NNW 16 | NNW 15 | NNW 15 | NNW 14 | NNW 9 | SSE 10 | SSE 10 | SSW 19 | SE 10 |
| kJ | 11 | 21 | 11 | 11 | 17 | 10 | 26 | 14 | 24 | 27 | 23 | 44 | 44 | 10 | 5 | 25 | 22 | 21 | 20 | 8 | 10 | 10 | 37 | 4 |
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 |
| kJ | 385 | 406 | 416 | 416 | 383 | 392 | — | — | — | 318 | 359 | 318 | 286 | — | 299 | 370 | 497 | 484 | 427 | 427 | 427 | 438 | 427 | 364 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 9 | 9 | 9 | 18 | 44 | 15 | 9 | 9 | 9 | 15 | 15 | 44 | 45 | 15 | 44 | 44 | 44 | 15 | 15 | 44 | 44 | 50 | 44 | 44 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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