Surf Forecasts:
How big are the waves at Threes today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 5ft (1.5m), 9s period with W swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 5ft (1.6m), 9s period with W swell.
- Evening surf: Evening surf (02 Sep, local time) - 6ft (1.8m), 9s period with W swell.
The current surf forecast for Threes at 3AM is: 1.5m 9s primary swell from a West direction and 0.5m 10s secondary swell from a Northeast direction (forecast issued at 09:00pm September 01). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 5ft (1.5m) | 9s |
| Afternoon (02 Sep) | 5ft (1.6m) | 9s |
| Evening (02 Sep) | 6ft (1.8m) | 9s |
Table - waves today at Threes. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Wed night. Warm (max 28°C on Tue night, min 26°C on Wed night). Winds increasing (light winds from the S on Tue night, fresh winds from the WSW by Thu afternoon). | ||||||||||||||||||
Tue 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||
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) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | WNW 9 | WNW 9 | WNW 9 | WNW 12 | WNW 11 | WNW 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 417 | 408 | 351 | 351 | 306 | 351 | 399 | 389 | 476 | 354 | 338 | 418 | 232 | 260 | 218 | 491 | 536 | 560 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:00PM0.71m | 11:19AM0.63m | 10:28PM0.71m | 12:39PM0.61m | ||||||||||||||
Low Tide | 4:42AM0.07m | 4:39PM0.34m | 5:36AM0.03m | 5:24PM0.44m | ||||||||||||||
 |  | | |  | | | | | | | |  | | | | | | |
 | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | 2 | — | 2 | 2 | 1 | 1 | 2 | 3 | 3 | 4 | 1 | — | 1 | 1 | 4 | 3 | 1 |
Temp °C | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 28 |
Feels °C | 33 | 32 | 31 | 28 | 29 | 30 | 29 | 30 | 30 | 29 | 30 | 29 | 30 | 28 | 27 | 26 | 26 | 28 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 12 | WNW 11 | WNW 11 |
| kJ | 417 | 408 | 351 | 351 | 306 | 351 | 399 | 389 | 371 | 354 | 338 | 216 | 232 | 260 | 218 | 491 | 536 | 560 |
Swell 2 Height (m) Direction Period (s) | NE 10 | NE 10 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | WSW 8 | WSW 8 | NE 10 | NW 13 | NE 9 | NE 9 | NE 9 |
| kJ | 48 | 48 | 47 | 46 | 43 | 42 | 41 | 41 | 42 | 47 | 47 | 161 | 136 | 45 | 132 | 41 | 29 | 29 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | E 10 | E 10 | S 5 | E 10 | E 10 | E 10 | E 10 | SE 9 | SE 9 | NE 10 | NE 10 | SE 9 | NE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 13 | 13 | 18 | 18 | 5 | 18 | 8 | 17 | 8 | 12 | 21 | 47 | 47 | 29 | 41 | 14 | 26 | 26 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 9 | — | — | W 8 | — | WSW 8 | WSW 8 | WSW 8 | SW 7 | SW 6 |
| kJ | — | — | — | — | — | — | — | — | 476 | — | — | 418 | — | 133 | 175 | 294 | 340 | 233 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 14 | 15 | 15 | 14 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 1886 | 1886 | 255 | 255 | 1284 |
Best forecast wave conditions in Guam | ||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||
Header Global | ||||||||||||||||||
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