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Grandma's Surf Forecast
/ HAW – Maui (46 breaks) / Hawaii (267 breaks) /
Grandma's surfForecast / HAW – Maui / USA
48hr Weather and Surf, issued 1 am Friday 04 Jul 2025 HST
How big are the waves at Grandma's today?
The current surf forecast for Grandma's at 5AM is: 0.3m 15s primary swell from a South-southeast direction and 0.3m 11s secondary swell from a South direction (forecast issued at 01:00am July 04). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Jul) | 1.5ft (0.4m) | 11s |
| Afternoon (04 Jul) | 1.5ft (0.4m) | 14s |
| Evening (04 Jul) | 1.5ft (0.4m) | 14s |
Table - waves today at Grandma's. (Swell directed towards the surf break)
Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    |    | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 15 | 11 | 14 | 14 | 14 | 14 | 19 | 14 | 14 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 19 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 13 | 16 | 16 | 12 | 12 | 12 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 115 | 153 | 88 | 84 | 66 | 70 | 128 | 165 | 178 | 119 | 108 | 137 | 137 | 136 | 150 | 133 | 108 | 98 | 94 | 93 | 92 | 109 | 92 | 94 | 73 | 63 | 61 | 63 | 62 | 21 | 33 | 27 | 26 | 36 | 58 | 61 | 65 | 100 | 86 | 115 | 101 | 174 | 125 | 117 | 148 | 78 | 94 | 104 | 62 | 86 | 146 | 142 | 110 | 97 | 88 | 93 | 77 | 81 | 97 | 97 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | glass | cross- off | off | off | off | off | off | off | glass | cross- off | off | off | off | off | off | off | glass | cross- off | off | cross- off | off | off | off | off | off | cross- off | off | off | off | off | off | off | off | off | off | off | cross- off | off | off | off | glass | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | glass | off | cross- off | cross- off | off | off | off | off |
High Tide / height (m) | 10:24PM 0.37 | 12:23PM 0.60 | 11:27PM 0.32 | 1:10PM 0.66 | 12:30AM 0.29 | 1:53PM 0.72 | 1:27AM 0.27 | 2:33PM 0.76 | 2:18AM 0.26 | 3:12PM 0.79 | 3:03AM 0.25 | 3:50PM 0.81 | 3:46AM 0.25 | 4:26PM 0.82 | 4:29AM 0.26 | |||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 4:39AM 0.01 | 7:01PM 0.24 | 5:20AM 0.01 | 8:14PM 0.20 | 6:03AM -0.00 | 9:07PM 0.16 | 6:46AM -0.01 | 9:48PM 0.13 | 7:28AM -0.02 | 10:24PM 0.11 | 8:09AM -0.02 | 10:58PM 0.09 | 8:50AM -0.02 | 11:29PM 0.08 | ||||||||||||||||||||||||||||||||||||||||||||||
Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | 5:48 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:52 |
| Sunset | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - | - | - | 7:10 | - | - | - | - | - |
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Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 23 | 25 | 27 | 27 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 28 | 26 | 25 | 25 | 24 | 23 | 24 | 27 | 28 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 28 | 27 | 25 | 24 | 24 | 24 | 25 | 27 | 27 | 27 | 24 | 24 | 24 | 23 | 25 | 27 | 27 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 28 | 27 | 25 | 24 | 24 | 24 | 25 |
| Feels °C (?) | 26 | 25 | 24 | 26 | 29 | 27 | 27 | 25 | 27 | 25 | 26 | 26 | 29 | 27 | 25 | 25 | 26 | 25 | 23 | 24 | 29 | 28 | 27 | 27 | 26 | 25 | 25 | 25 | 27 | 26 | 25 | 24 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 23 | 24 | 25 | 24 | 26 | 29 | 27 | 27 | 26 | 27 | 26 | 26 | 27 | 29 | 29 | 26 | 25 | 25 | 25 | 25 | 26 |
- 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 Grandma's 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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