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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 Thursday 09 Apr 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
23.9° C
(Which is slightly cooler than normal)How big are the waves at Waimanalo today?
The current surf forecast for Waimanalo at 6AM is: 0.8m 12s primary swell from a Northwest direction and 0.7m 7s secondary swell from a East direction (forecast issued at 01:00am April 09). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Apr) | 2.5ft (0.7m) | 12s |
| Afternoon (09 Apr) | 2ft (0.6m) | 12s |
| Evening (09 Apr) | 3ft (0.9m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 09 | Friday 10 | Saturday 11 | ||||||||||||||||||||||
| 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 | 12 | 12 | 12 | 12 | 12 | 11 | 8 | 11 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 11 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 231 | 207 | 169 | 137 | 139 | 112 | 82 | 100 | 41 | 90 | 234 | 112 | 138 | 203 | 213 | 219 | 224 | 224 | 191 | 157 | 125 | 134 | 127 | 127 |
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 | glass | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | on |
High Tide / height (m) | 9:56PM 0.41 | 11:11PM 0.44 | 11:48PM 0.47 | 11:24AM 0.17 | ||||||||||||||||||||
Low Tide / height (m) | 11:49AM 0.05 | 2:29PM 0.07 | 7:31AM 0.12 | 4:17PM 0.06 | ||||||||||||||||||||
Thursday 09 | Friday 10 | Saturday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 | - |
 | |  |  |  |  | |  | | | |  | | | |  | | | |  | | | | | |
Rain (mm) | 2 | 1 | - | - | 1 | 2 | 2 | 4 | 3 | 1 | 3 | 15 | 35 | 16 | 2 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 23 | 22 | 22 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 |
| Feels °C (?) | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 17 | 18 | 20 | 20 | 22 | 23 | 22 | 23 | 26 | 24 | 23 | 23 | 23 | 24 | 26 | 26 | 24 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Waimanalo surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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