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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 pm Saturday 21 Mar 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
24.5° C
(Which is normal for this time of year)How big are the waves at Waimanalo today?
The current surf forecast for Waimanalo at 2AM is: 1.3m 11s primary swell from a North direction and 1.3m 10s secondary swell from a North-northeast direction (forecast issued at 07:00pm March 21). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | 3.5ft (1.1m) | 10s |
| Afternoon (22 Mar) | 3.5ft (1.1m) | 11s |
| Evening (22 Mar) | 3.5ft (1.0m) | 10s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 6 | 6 | 7 | 7 | 7 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1256 | 1104 | 540 | 411 | 333 | 245 | 295 | 277 | 242 | 177 | 192 | 192 | 197 | 164 | 108 | 378 | 397 | 195 | 261 | 286 | 286 | 332 | 468 | 461 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | cross- off | off | glass | glass | glass | glass | on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 5:07PM 0.54 | 3:33AM 0.37 | 6:08PM 0.53 | 3:31AM 0.33 | 7:30PM 0.50 | |||||||||||||||||||
Low Tide / height (m) | 10:54PM 0.18 | 10:30AM -0.10 | 12:03AM 0.24 | 11:07AM -0.09 | 11:55AM -0.05 | |||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - |
| Sunset | 6:42 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - | 6:42 | - | - | - | - | - | - | - |
 |  |  | | | | | | | | | | | | | |  |  | | | | |  | | |
Rain (mm) | 1 | 1 | - | - | 1 | 3 | 3 | 2 | 1 | - | - | 1 | 1 | 1 | 2 | 1 | - | - | - | - | 1 | - | - | - |
| Temp. °C | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 27 | 27 | 26 | 26 | 27 | 25 | 26 | 25 | 25 | 25 | 24 | 23 | 22 | 21 | 20 | 21 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 |
- 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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