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Rivermouth_Wailuku Surf Forecast
/ HAW – Maui (46 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Rivermouth_Wailuku surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 7 am Saturday 21 Mar 2026 HSTForecast update in hr min s Forecast update imminent
Rivermouth_Wailuku surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rivermouth_Wailuku sea temperature is
24.5° C
(Which is normal for this time of year)How big are the waves at Rivermouth_Wailuku today?
The current surf forecast for Rivermouth_Wailuku at 2PM is: 1.5m 12s primary swell from a North direction and 0.3m 7s secondary swell from a East direction (forecast issued at 07:00am March 21). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 4.5ft (1.3m) | 10s |
| Afternoon (21 Mar) | 5ft (1.5m) | 12s |
| Evening (21 Mar) | 5.5ft (1.7m) | 11s |
Table - waves today at Rivermouth_Wailuku. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tue 24 | |||||||||||||||||||||
| 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 | 11 | 10 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 323 | 372 | 361 | 607 | 778 | 721 | 695 | 535 | 435 | 264 | 192 | 235 | 274 | 231 | 250 | 240 | 146 | 146 | 159 | 156 | 143 | 198 | 108 | 118 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | off | off | off | cross- off | off | off | cross- off | off | cross- off | glass | glass | glass | glass | glass | glass | on | on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 3:16AM 0.52 | 4:38PM 0.66 | 3:33AM 0.46 | 5:34PM 0.63 | 3:39AM 0.40 | 6:48PM 0.60 | ||||||||||||||||||
Low Tide / height (m) | 9:45AM -0.12 | 10:35PM 0.21 | 10:16AM -0.12 | 11:36PM 0.30 | 10:51AM -0.10 | |||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tue 24 | |||||||||||||||||||||
| Sunrise | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - |
 |  | | | | | | |  |  | |  |  |  | | | | | | | | |  | | |
Rain (mm) | 4 | 3 | 1 | 1 | 2 | 2 | 1 | 2 | 6 | 7 | 2 | 1 | - | - | - | 1 | 1 | - | 1 | 1 | 2 | 1 | - | - |
| Temp. °C | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 22 | 22 | 22 |
| Feels °C (?) | 24 | 23 | 26 | 26 | 26 | 26 | 25 | 25 | 23 | 23 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 23 | 24 | 22 | 22 | 23 |
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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 Rivermouth_Wailuku 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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