Surf Forecasts:
How big are the waves at Grandma's today (04 Jun):
- Afternoon surf: Afternoon surf (04 Jun, local time) - 4ft (1.2m), 16s period with SSW swell.
- Evening surf: Evening surf (04 Jun, local time) - 3.5ft (1.1m), 16s period with SSW swell.
The current surf forecast for Grandma's at 12AM is: 1.0m 16s primary swell from a South-southwest direction (forecast issued at 07:00pm June 03). An open ocean swell of 0.3m 9s is not directed at the surf break, a second open ocean swell of 1.4m 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 (04 Jun) | - | - |
| Afternoon (04 Jun) | 4ft (1.2m) | 16s |
| Evening (04 Jun) | 3.5ft (1.1m) | 16s |
Table - waves today at Grandma's. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 27°C on Thu morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 3 | Thursday 4 | Friday 5 | Sat 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 16 | S 16 | SSW 16 | SSW 16 | SSW 15 | S 15 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 734 | 724 | 628 | 520 | 494 | 453 | 441 | 350 | 346 | 273 | 273 | 210 | 210 | 207 | 154 | 147 | 143 | 130 | 90 | 89 | 87 | 87 | 87 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | off | cross-off | glassy | off | off | off | off | off | off | glassy | off | off | off | off | off | off | off | off | off |
High Tide | 6:35PM0.71m | 7:08AM0.22m | 7:16PM0.68m | 8:15AM0.24m | 7:58PM0.64m | 9:24AM0.28m | ||||||||||||||||||
Low Tide | 1:49AM0.07m | 11:42AM0.06m | 2:30AM0.06m | 12:35PM0.11m | 3:08AM0.04m | 1:39PM0.16m | ||||||||||||||||||
 |  | |  | | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — |
 | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | 7:05 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 24 | 24 | 24 | 24 | 27 | 27 | 26 | 25 | 24 | 23 | 23 | 24 | 26 | 26 | 26 | 24 | 23 | 23 | 23 | 24 | 26 | 27 |
Feels °C | 26 | 26 | 25 | 26 | 26 | 26 | 29 | 29 | 27 | 25 | 24 | 23 | 24 | 25 | 28 | 27 | 26 | 23 | 23 | 23 | 22 | 23 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | SSW 16 | SSW 16 | SSW 15 | S 15 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 734 | 724 | 628 | 520 | 494 | 453 | 441 | 350 | 346 | 273 | 273 | 210 | 210 | 207 | 154 | 147 | 143 | 130 | 90 | 89 | 87 | 87 | 87 | 86 |
Swell 2 Height (m) Direction Period (s) | N 9 | NNW 9 | NNW 9 | SE 6 | NNW 11 | N 12 | N 12 | N 11 | N 11 | N 12 | N 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 11 | NNW 11 | ESE 6 | ESE 6 | SE 6 | N 10 | N 10 |
| kJ | 27 | 28 | 17 | 10 | 43 | 41 | 42 | 66 | 90 | 98 | 119 | 125 | 121 | 119 | 76 | 72 | 71 | 66 | 40 | 15 | 13 | 8 | 32 | 17 |
Swell 3 Height (m) Direction Period (s) | NNW 9 | — | SE 6 | NNW 10 | SE 6 | — | NNW 11 | ESE 5 | NNW 11 | — | ESE 6 | W 12 | ESE 7 | SE 6 | SE 6 | SE 5 | SE 8 | SE 6 | NNE 5 | N 11 | N 11 | N 11 | SE 6 | SE 6 |
| kJ | 17 | — | 10 | 18 | 10 | — | 24 | 5 | 23 | — | 15 | 3 | 15 | 9 | 8 | 4 | 9 | 5 | 2 | 37 | 37 | 20 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 7 | E 6 | ESE 6 | E 6 | ESE 6 | E 6 | E 6 | E 6 | E 8 | E 8 | E 6 | SE 6 | E 6 | E 6 | — | E 6 | E 6 |
| kJ | 138 | 114 | 137 | 156 | 139 | 78 | 175 | 167 | 191 | 13 | 219 | 13 | 194 | 181 | 144 | 364 | 373 | 273 | 10 | 245 | 205 | — | 139 | 144 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 12 | 12 | 12 | 4 | 4 | 4 | 4 | 12 | 12 | 12 | 12 | 12 | 4 | 4 | 4 |
Best forecast wave conditions in Maui | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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