Surf Forecasts:
How big are the waves at Grandma's today (05 Aug):
- Morning surf: Morning surf (05 Aug, local time) - 1.5ft (0.4m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (05 Aug, local time) - 1.5ft (0.4m), 15s period with SW swell.
- Evening surf: Evening surf (05 Aug, local time) - 1.5ft (0.4m), 15s period with SW swell.
The current surf forecast for Grandma's at 1AM is: 0.4m 15s primary swell from a Southwest direction and 0.4m 11s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 04). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Aug) | 1.5ft (0.4m) | 15s |
| Afternoon (05 Aug) | 1.5ft (0.4m) | 15s |
| Evening (05 Aug) | 1.5ft (0.4m) | 15s |
Table - waves today at Grandma's. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Tue 4 | Wednesday 5 | Thursday 6 | |||||||||||||||||
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) | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 42 | 68 | 67 | 57 | 57 | 57 | 40 | 60 | 60 | 59 | 59 | 53 | 53 | 54 | 51 | 53 | 53 | 52 | 52 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | glassy | off | cross-off | cross-off | off | off | off | cross-off | glassy | glassy | off | off | cross-off |
High Tide | 7:47PM0.42m | 10:07AM0.62m | 8:49PM0.34m | 11:13AM0.69m | 10:23PM0.29m | ||||||||||||||
Low Tide | 2:38PM0.26m | 2:24AM0.02m | 4:22PM0.27m | 3:14AM0.02m | 6:20PM0.24m | ||||||||||||||
 |  | | | |  |  | | | |  | | | | | | | | | |
 | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 25 | 25 | 24 | 25 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 29 | 28 | 29 | 27 | 27 | 29 | 30 | 31 | 28 | 27 | 27 | 27 | 26 | 28 | 31 | 30 | 28 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | NNE 5 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 42 | 41 | 48 | 40 | 47 | 40 | 40 | 39 | 7 | 59 | 59 | 53 | 53 | 54 | 51 | 53 | 53 | 52 | 52 |
Swell 2 Height (m) Direction Period (s) | SW 16 | NNE 5 | SW 16 | SW 15 | SW 15 | S 13 | S 13 | SW 15 | SSW 11 | SSW 11 | S 12 | S 12 | SSW 11 | SSW 11 | S 10 | S 11 | S 10 | S 11 | S 11 |
| kJ | 42 | 8 | 67 | 57 | 57 | 31 | 29 | 60 | 39 | 38 | 26 | 25 | 22 | 22 | 16 | 22 | 17 | 10 | 9 |
Swell 3 Height (m) Direction Period (s) | S 14 | SW 16 | S 13 | S 13 | S 13 | SW 15 | SW 15 | S 12 | SW 15 | S 12 | SSW 11 | SSW 10 | S 12 | S 12 | S 11 | SSW 10 | N 5 | N 4 | N 4 |
| kJ | 14 | 68 | 31 | 31 | 31 | 57 | 36 | 27 | 60 | 26 | 22 | 22 | 26 | 25 | 23 | 19 | 4 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | NNE 6 | E 4 | E 10 | E 5 | E 4 | E 4 | E 4 | N 4 | E 4 | NNE 5 | NNE 3 | NNE 4 | E 5 | E 5 | E 5 | — | ESE 5 | E 5 | E 5 |
| kJ | 10 | 12 | 284 | 34 | 20 | 13 | 11 | 3 | 12 | 8 | 1 | 4 | 34 | 28 | 62 | — | 29 | 50 | 66 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 12 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 12 | 4 |
Best forecast wave conditions in Maui | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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