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Surf Forecasts:
Graters surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Monday 06 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Graters surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Graters sea temperature is
23.8° C
(Which is slightly cooler than normal)How big are the waves at Graters today?
The current surf forecast for Graters at 12AM is: 0.5m 18s primary swell from a Northwest direction and 0.6m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm April 06). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Apr) | 2.5ft (0.8m) | 16s |
| Afternoon (07 Apr) | 3ft (0.9m) | 15s |
| Evening (07 Apr) | 3.5ft (1.1m) | 15s |
Table - waves today at Graters. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | |||||||||||||||||||||
| 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) (?) | 12 | 18 | 18 | 18 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 120 | 116 | 155 | 154 | 216 | 314 | 310 | 335 | 429 | 485 | 472 | 521 | 557 | 586 | 618 | 600 | 732 | 721 | 537 | 503 | 396 | 349 | 349 | 259 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:10PM 0.62 | 7:28PM 0.60 | 9:10PM 0.60 | |||||||||||||||||||||
Low Tide / height (m) | 10:08AM 0.13 | 10:35AM 0.16 | 11:09AM 0.19 | |||||||||||||||||||||
Monday 06 | Tuesday 07 | Wednesday 08 | Thursday 09 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - |
| Sunset | 6:47 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - | - |
 |  | | | |  | |  |  | | | | | | | | |  | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | 3 | - | - | - | - | - | - | - | 2 | 4 | 3 | 1 | 1 | - | - | - | - |
| Temp. °C | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 24 | 24 |
| Feels °C (?) | 21 | 20 | 21 | 21 | 22 | 23 | 23 | 26 | 25 | 23 | 23 | 24 | 23 | 24 | 25 | 25 | 25 | 25 | 22 | 23 | 23 | 22 | 22 | 21 |
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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 Graters 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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