- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
S-Turns surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 am Saturday 21 Mar 2026 HSTForecast update in hr min s Forecast update imminent
S-Turns surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's S-Turns sea temperature is
24.6° C
(Which is normal for this time of year)How big are the waves at S-Turns today?
The current surf forecast for S-Turns at 6AM is: 1.2m 11s primary swell from a North direction and 0.4m 19s secondary swell from a Southwest direction, 1.0m 5s secondary swell from a South-southwest direction (forecast issued at 01:00am March 21). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 4ft (1.2m) | 11s |
| Afternoon (21 Mar) | 5ft (1.5m) | 12s |
| Evening (21 Mar) | 5ft (1.6m) | 11s |
Table - waves today at S-Turns. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 11 | 10 | 12 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 282 | 277 | 323 | 317 | 361 | 529 | 678 | 721 | 629 | 469 | 385 | 182 | 189 | 231 | 169 | 231 | 162 | 153 | 120 | 120 | 156 | 192 | 94 | 80 |
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 | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | off | glass | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 3:38AM 0.61 | 5:06PM 0.79 | 3:55AM 0.54 | 6:01PM 0.77 | 4:01AM 0.48 | 7:14PM 0.74 | ||||||||||||||||||
Low Tide / height (m) | 10:23PM 0.30 | 10:02AM 0.06 | 11:18PM 0.36 | 10:30AM 0.06 | 12:33AM 0.43 | 11:03AM 0.08 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - |
 | | |  |  | | | |  | | | | | | | | | | | | | | | | |
Rain (mm) | 2 | 2 | 2 | 1 | - | 1 | - | 2 | - | 1 | 1 | 1 | 4 | - | 3 | 2 | 3 | 2 | - | 1 | - | 1 | - | 2 |
| Temp. °C | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 23 | 23 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 |
| Feels °C (?) | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 23 | 22 | 23 | 23 | 23 | 21 | 24 | 26 | 26 | 26 | 25 | 25 | 24 | 23 | 23 | 23 | 22 |
- 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 S-Turns 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.
Nearest