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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 Wednesday 15 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
24.0° C
(Which is slightly cooler than normal)How big are the waves at Waimanalo today?
The current surf forecast for Waimanalo at 12PM is: 0.5m 10s primary swell from a Northwest direction and 0.6m 7s secondary swell from a East direction (forecast issued at 07:00am April 15). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Apr) | 1.5ft (0.5m) | 10s |
| Afternoon (15 Apr) | 1.5ft (0.5m) | 10s |
| Evening (15 Apr) | 1.5ft (0.5m) | 10s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 10 | 10 | 7 | 10 | 10 | 10 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 5 | 5 | 5 | 5 | 7 | 7 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 72 | 65 | 49 | 59 | 48 | 47 | 47 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 16 | 16 | 21 | 21 | 21 | 16 | 16 | 17 | 32 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | on | on | on | on | on | cross- on | cross- on |
High Tide / height (m) | 2:01PM 0.50 | 1:29AM 0.45 | 2:43PM 0.57 | 1:50AM 0.41 | 3:27PM 0.62 | |||||||||||||||||||
Low Tide / height (m) | 7:26AM -0.04 | 7:45PM 0.09 | 7:50AM -0.09 | 8:34PM 0.11 | 8:17AM -0.13 | 9:27PM 0.15 | ||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Sat 18 | |||||||||||||||||||||
| Sunrise | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - |
 |  |  | | |  | | |  | | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels °C (?) | 25 | 26 | 27 | 26 | 26 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 23 | 23 |
- 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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