Surf Forecasts:
How big are the waves at Threes today (24 Aug):
- Afternoon surf: Afternoon surf (24 Aug, local time) - 5ft (1.6m), 9s period with SW swell.
- Evening surf: Evening surf (24 Aug, local time) - 6ft (1.9m), 9s period with WSW swell.
The current surf forecast for Threes at 9PM is: 1.9m 9s primary swell from a West-southwest direction and 0.9m 11s secondary swell from a West direction (forecast issued at 03:00pm August 24). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Aug) | - | - |
| Afternoon (24 Aug) | 5ft (1.6m) | 9s |
| Evening (24 Aug) | 6ft (1.9m) | 9s |
Table - waves today at Threes. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Mon afternoon. Warm (max 29°C on Mon afternoon, min 27°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | ||||||||||||||||||
1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 9 | SW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | WSW 10 | W 10 | W 9 | W 9 | W 9 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 493 | 379 | 658 | 588 | 761 | 804 | 804 | 518 | 417 | 304 | 220 | 167 | 145 | 129 | 186 | 181 | 155 | 155 | 161 | 128 |
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 | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:51PM0.66m | 4:36AM0.65m | 7:22PM0.69m | 5:27AM0.67m | 7:49PM0.70m | |||||||||||||||
Low Tide | 11:17AM0.01m | 11:49PM0.48m | 12:01PM-0.02m | 00:29AM0.45m | 12:39PM-0.04m | |||||||||||||||
 | |  | |  | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:36 | — | — |
mm | 1 | 3 | 3 | 2 | — | — | — | 1 | 1 | — | 2 | 1 | 1 | 2 | — | — | 1 | 1 | — | — |
Temp °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 31 | 31 | 30 | 31 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 32 | 30 | 32 | 32 | 31 | 31 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | W 9 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | WSW 10 | W 10 | W 9 | W 9 | W 9 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 84 | 203 | 658 | 588 | 761 | 804 | 804 | 518 | 417 | 304 | 220 | 167 | 145 | 129 | 186 | 181 | 155 | 155 | 161 | 128 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | SSE 9 | SE 9 | W 11 | NNW 10 | ENE 14 | SSE 9 | SSW 8 | SW 8 | SW 8 | SW 8 | W 8 | W 8 | W 8 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
| kJ | 121 | 133 | 88 | 196 | 58 | 143 | 70 | 114 | 132 | 142 | 142 | 136 | 130 | 105 | 115 | 113 | 113 | 111 | 109 | 106 |
Swell 3 Height (m) Direction Period (s) | SE 9 | NNW 11 | NNW 11 | SSE 8 | S 8 | S 7 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | NW 10 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 |
| kJ | 67 | 119 | 128 | 101 | 29 | 38 | 141 | 139 | 137 | 135 | 133 | 131 | 129 | 119 | 50 | 68 | 84 | 77 | 76 | 75 |
Wind waves Height (m) Direction Period (s) | SW 9 | SW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 493 | 379 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 255 | 15 | 14 | 14 | 255 | 15 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
Best forecast wave conditions in Guam | ||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||
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