Surf Forecasts:
How big are the waves at Grandma's today (09 Oct):
- Morning surf: Morning surf (09 Oct, local time) - 2.5ft (0.7m), 17s period with SSW swell.
- Afternoon surf: Afternoon surf (09 Oct, local time) - 2.5ft (0.8m), 16s period with SSW swell.
- Evening surf: Evening surf (09 Oct, local time) - 2.5ft (0.8m), 16s period with SSW swell.
The current surf forecast for Grandma's at 1PM is: 0.8m 16s primary swell from a South-southwest direction and 0.8m 6s secondary swell from a South direction (forecast issued at 07:00am October 09). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Oct) | 2.5ft (0.7m) | 17s |
| Afternoon (09 Oct) | 2.5ft (0.8m) | 16s |
| Evening (09 Oct) | 2.5ft (0.8m) | 16s |
Table - waves today at Grandma's. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri morning. Warm (max 27°C on Fri morning, min 23°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Friday 9 | Saturday 10 | Sunday 11 | |||||||||||||||||||||
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) | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 20 | S 19 | S 14 | S 14 | S 18 | S 18 | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 311 | 232 | 381 | 354 | 346 | 341 | 333 | 253 | 181 | 288 | 373 | 369 | 268 | 203 | 307 | 399 | 399 | 225 | 151 | 190 | 254 | 254 | 251 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | glassy | glassy | glassy | off | cross-off | glassy | glassy | cross-off | off | off | off | off | off | cross-off | cross-off | off | cross-off | cross-off |
High Tide | 3:09AM0.64m | 3:05PM0.57m | 3:47AM0.69m | 3:40PM0.51m | 4:24AM0.72m | 4:13PM0.45m | |||||||||||||||||
Low Tide | 9:00AM0.13m | 9:00PM0.03m | 9:50AM0.14m | 9:25PM0.03m | 10:38AM0.15m | 9:52PM0.03m | |||||||||||||||||
 |  |  | | |  |  | | |  | |  | | | | | | | | | | | | |
 | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:05 | — | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 25 | 24 | 24 | 23 | 24 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 28 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 28 | 29 | 30 | 30 | 30 | 26 | 25 | 26 | 24 | 24 | 26 | 28 | 27 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | S 15 | SSW 15 | S 14 | S 14 | S 14 | S 18 | S 18 | S 18 | S 13 | S 16 | S 16 | S 16 | S 16 |
| kJ | 311 | 232 | 381 | 354 | 346 | 341 | 333 | 253 | 181 | 288 | 272 | 222 | 268 | 203 | 192 | 399 | 399 | 225 | 126 | 190 | 254 | 254 | 251 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | S 6 | S 6 | S 6 | S 6 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | S 20 | S 19 | S 19 | S 19 | S 18 | S 14 | S 13 | S 13 | S 17 | S 13 | S 13 | S 13 | S 13 |
| kJ | 138 | 134 | 43 | 32 | 32 | 22 | 78 | 79 | 78 | 76 | 373 | 369 | 192 | 176 | 307 | 181 | 130 | 128 | 151 | 126 | 125 | 125 | 81 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 11 | W 14 | NW 11 | NW 11 | NW 11 | S 6 | W 13 | S 12 | S 20 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | W 12 | W 12 | SW 18 | SW 18 | SW 18 | SW 18 |
| kJ | 58 | 55 | 89 | 56 | 57 | 56 | 16 | 53 | 69 | 198 | 75 | 85 | 41 | 40 | 33 | 19 | 19 | 25 | 25 | 50 | 50 | 49 | 49 |
Wind waves Height (m) Direction Period (s) | S 6 | SSW 6 | — | — | E 5 | E 5 | E 6 | E 6 | E 6 | ESE 5 | E 5 | — | NNE 3 | NE 4 | E 5 | E 5 | E 4 | E 6 | E 4 | E 4 | N 9 | E 6 | E 4 |
| kJ | 73 | 56 | — | — | 27 | 57 | 89 | 108 | 89 | 47 | 53 | — | 7 | 5 | 57 | 45 | 31 | 50 | 20 | 28 | 15 | 28 | 12 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 15 | 15 | 17 | 14 | 4 | 4 | 4 | 4 | 4 | 4 | 13 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Best forecast wave conditions in Maui | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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