Surf Forecasts:
How big are the waves at Grandma's today (08 Oct):
- Morning surf: Morning surf (08 Oct, local time) - 2ft (0.6m), 18s period with SSW swell.
- Afternoon surf: Afternoon surf (08 Oct, local time) - 2ft (0.6m), 17s period with SSW swell.
- Evening surf: Evening surf (08 Oct, local time) - 1.5ft (0.5m), 18s period with S swell.
The current surf forecast for Grandma's at 10AM is: 0.6m 18s primary swell from a South-southwest direction and 0.5m 13s secondary swell from a South-southwest direction, 1.5m 6s secondary swell from a South direction (forecast issued at 07:00am October 08). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Oct) | 2ft (0.6m) | 18s |
| Afternoon (08 Oct) | 2ft (0.6m) | 17s |
| Evening (08 Oct) | 1.5ft (0.5m) | 18s |
Table - waves today at Grandma's. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu morning. Warm (max 28°C on Thu morning, min 23°C on Sat night). Winds decreasing (fresh winds from the S on Thu morning, calm by Fri afternoon). | |||||||||||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 19 | S 18 | SSW 17 | SSW 17 | W 15 | W 15 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | S 15 | S 20 | S 19 | S 14 | S 19 | S 18 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 262 | 235 | 237 | 237 | 160 | 163 | 237 | 235 | 311 | 232 | 381 | 354 | 346 | 341 | 333 | 253 | 181 | 275 | 373 | 369 | 268 | 176 | 307 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | on | glassy | glassy | cross-off | off | cross-off | off | off | cross-off | off | off | off | off |
High Tide | 2:30AM0.58m | 2:28PM0.63m | 3:09AM0.64m | 3:05PM0.57m | 3:47AM0.69m | 3:40PM0.51m | |||||||||||||||||
Low Tide | 8:08AM0.12m | 8:35PM0.04m | 9:00AM0.13m | 9:00PM0.03m | 9:50AM0.14m | 9:25PM0.03m | |||||||||||||||||
 |  |  | | |  |  | | |  |  | | |  | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — |
mm | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 28 | 27 | 26 | 25 | 25 | 25 | 27 | 27 | 27 | 25 | 24 |
Feels °C | 27 | 27 | 26 | 27 | 28 | 28 | 29 | 30 | 29 | 31 | 30 | 31 | 33 | 31 | 29 | 28 | 27 | 26 | 28 | 28 | 28 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 18 | SSW 17 | SSW 17 | SSW 13 | SSW 13 | SSW 17 | SSW 17 | SSW 17 | S 6 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 18 |
| kJ | 139 | 235 | 237 | 237 | 137 | 139 | 237 | 235 | 311 | 32 | 381 | 354 | 346 | 341 | 333 | 253 | 181 | 275 | 272 | 272 | 268 | 150 | 307 |
Swell 2 Height (m) Direction Period (s) | NNW 13 | SSW 13 | S 13 | S 13 | W 15 | W 15 | W 14 | W 14 | W 14 | SSW 17 | S 6 | S 6 | S 6 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | S 20 | S 19 | S 19 | S 19 | S 14 |
| kJ | 114 | 99 | 125 | 86 | 157 | 153 | 102 | 99 | 96 | 232 | 33 | 32 | 23 | 78 | 78 | 79 | 79 | 78 | 373 | 369 | 192 | 176 | 192 |
Swell 3 Height (m) Direction Period (s) | S 19 | NW 13 | NW 12 | W 15 | S 18 | S 18 | SSW 12 | NW 11 | NW 11 | W 14 | W 14 | NW 11 | NW 11 | S 6 | W 13 | S 12 | S 12 | S 20 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 262 | 79 | 73 | 110 | 160 | 163 | 49 | 61 | 58 | 93 | 89 | 56 | 57 | 15 | 84 | 68 | 69 | 198 | 64 | 62 | 59 | 39 | 33 |
Wind waves Height (m) Direction Period (s) | S 4 | S 5 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | — | — | — | — | E 5 | E 6 | E 6 | E 6 | E 6 | E 5 | — | E 12 | E 5 | E 5 |
| kJ | 23 | 86 | 181 | 165 | 144 | 108 | 91 | 71 | 41 | — | — | — | — | 58 | 121 | 94 | 78 | 50 | 80 | — | 480 | 90 | 53 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 12 |
Best forecast wave conditions in Maui | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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