Surf Forecasts:
How big are the waves at Threes today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 6.5ft (2.0m), 10s period with W swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 6.5ft (2.0m), 9s period with W swell.
- Evening surf: Evening surf (10 Aug, local time) - 4.5ft (1.3m), 13s period with WNW swell.
The current surf forecast for Threes at 4PM is: 1.9m 9s primary swell from a West direction and 1.2m 12s secondary swell from a Northwest direction, 0.4m 11s secondary swell from a Northeast direction (forecast issued at 09:00am August 10). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 6.5ft (2.0m) | 10s |
| Afternoon (10 Aug) | 6.5ft (2.0m) | 9s |
| Evening (10 Aug) | 4.5ft (1.3m) | 13s |
Table - waves today at Threes. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Tue night. Warm (max 29°C on Mon morning, min 28°C on Mon afternoon). Mainly fresh winds. | ||||||||||||||||||||||
Monday 10 | Tuesday 11 | Wednesday 12 | ||||||||||||||||||||
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 | 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 10 | W 9 | W 9 | W 9 | W 10 | WNW 13 | WNW 11 | WNW 12 | WNW 12 | W 11 | W 11 | W 11 | W 8 | W 8 | WSW 8 | W 7 | WSW 8 | W 8 | W 9 | W 10 | W 10 | WNW 11 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 730 | 709 | 685 | 601 | 655 | 546 | 492 | 536 | 464 | 1257 | 1235 | 1235 | 616 | 579 | 547 | 585 | 749 | 980 | 1104 | 1317 | 1520 | 1848 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 7:22PM0.73m | 4:50AM0.74m | 8:01PM0.75m | 5:56AM0.75m | 8:36PM0.77m | |||||||||||||||||
Low Tide | 11:35AM-0.15m | 00:05AM0.54m | 12:30PM-0.18m | 00:59AM0.49m | 1:19PM-0.18m | |||||||||||||||||
 |  | | |  |  | | |  | | | |  | | | | | | | | | | |
 | 6:07 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | — | — | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | — | 2 | 2 | 2 | 1 | 1 | — | — | — | — |
Temp °C | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 29 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | WNW 13 | WNW 11 | WNW 12 | WNW 12 | SE 11 | SE 11 | SE 11 | WNW 12 | WNW 12 | WNW 10 | SE 10 | WNW 12 | SE 10 | SE 10 | SE 10 | SE 10 | WNW 11 |
| kJ | 130 | 236 | 273 | 421 | 442 | 546 | 492 | 536 | 464 | 43 | 42 | 41 | 239 | 231 | 192 | 37 | 93 | 35 | 35 | 35 | 49 | 1848 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | NE 11 | NE 10 | NE 11 | SE 9 | SE 9 | SE 11 | ENE 10 | ENE 10 | ENE 10 | SE 11 | SE 11 | SE 10 | NNE 10 | SE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | SE 10 |
| kJ | 59 | 58 | 57 | 40 | 38 | 18 | 12 | 12 | 43 | 21 | 21 | 10 | 40 | 40 | 38 | 10 | 36 | 20 | 9 | 9 | 8 | 50 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | NE 10 | ENE 11 | NE 10 | NNE 10 | NNE 10 | NNE 10 | ENE 10 | ENE 12 | E 10 | E 10 | NNE 11 | E 10 | E 10 | E 9 | E 9 | ENE 9 |
| kJ | 13 | 13 | 13 | 19 | 23 | 11 | 17 | 24 | 16 | 10 | 10 | 10 | 20 | 14 | 8 | 8 | 11 | 7 | 7 | 7 | 7 | 8 |
Wind waves Height (m) Direction Period (s) | W 10 | W 9 | W 9 | W 9 | W 10 | W 9 | WSW 9 | WSW 9 | WSW 8 | W 11 | W 11 | W 11 | W 8 | W 8 | WSW 8 | W 7 | WSW 8 | W 8 | W 9 | W 10 | W 10 | — |
| kJ | 730 | 709 | 685 | 601 | 655 | 529 | 442 | 432 | 402 | 1257 | 1235 | 1235 | 616 | 579 | 547 | 585 | 749 | 980 | 1104 | 1317 | 1520 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 1810 | 1810 | 1885 | 1885 | 1838 | 1810 | 1810 | 1810 | 1270 | 1810 | 1886 | 1886 | 1886 | 1810 | 1810 | 1810 | 1810 | 1810 | 1810 | 1838 | 15 | 1840 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||
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