Surf Forecasts:
How big are the waves at Threes today (01 Sep):
- Afternoon surf: Afternoon surf (01 Sep, local time) - 4.5ft (1.4m), 9s period with WNW swell.
- Evening surf: Evening surf (01 Sep, local time) - 5ft (1.6m), 9s period with W swell.
The current surf forecast for Threes at 10PM is: 1.6m 9s primary swell from a West direction and 0.5m 10s secondary swell from a Northeast direction (forecast issued at 03:00pm September 01). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | - | - |
| Afternoon (01 Sep) | 4.5ft (1.4m) | 9s |
| Evening (01 Sep) | 5ft (1.6m) | 9s |
Table - waves today at Threes. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 42mm), heaviest during Wed afternoon. Warm (max 28°C on Tue afternoon, min 27°C on Tue night). Mainly near gales. | ||||||||||||||||||||
Tue 1 | Wednesday 2 | Thursday 3 | ||||||||||||||||||
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 9 | WNW 9 | 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 8 | WNW 8 | SW 7 | WNW 12 | WNW 12 | SW 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 359 | 307 | 417 | 408 | 351 | 306 | 306 | 306 | 264 | 306 | 334 | 311 | 304 | 304 | 216 | 194 | 241 | 436 | 462 | 664 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | cross | cross-on | on | on | on | cross-on | glassy | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:14AM0.66m | 10:00PM0.71m | 11:19AM0.63m | 10:28PM0.71m | 12:39PM0.61m | |||||||||||||||
Low Tide | 4:00PM0.25m | 4:42AM0.07m | 4:39PM0.34m | 5:36AM0.03m | 5:24PM0.44m | |||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | 2 | 2 | — | 2 | 1 | — | 1 | 2 | 3 | 4 | 2 | 1 | 3 | 4 | 3 | 1 | 1 | 3 | 3 | 1 |
Temp °C | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 |
Feels °C | 31 | 31 | 32 | 32 | 30 | 29 | 29 | 29 | 29 | 31 | 31 | 31 | 30 | 27 | 23 | 24 | 26 | 25 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | 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 8 | WNW 8 | WNW 9 | WNW 12 | WNW 12 | WNW 11 |
| kJ | 359 | 307 | 417 | 408 | 351 | 306 | 306 | 306 | 264 | 306 | 334 | 311 | 304 | 304 | 216 | 194 | 184 | 436 | 414 | 329 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | SW 7 | NE 10 | NE 10 | NE 10 | NE 10 | NE 9 | S 5 | NE 9 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 | SW 8 | SW 7 | NW 13 | NE 9 | NE 9 | NE 9 |
| kJ | 68 | 44 | 48 | 48 | 47 | 46 | 43 | 13 | 41 | 41 | 42 | 44 | 46 | 47 | 147 | 147 | 82 | 41 | 29 | 29 |
Swell 3 Height (m) Direction Period (s) | SE 9 | ENE 10 | SE 9 | SE 9 | E 10 | S 5 | S 5 | NE 9 | S 5 | S 5 | SE 8 | SE 9 | SE 9 | SE 9 | NE 10 | NE 10 | NE 9 | SE 8 | SE 8 | SE 8 |
| kJ | 13 | 65 | 13 | 13 | 18 | 4 | 13 | 42 | 13 | 8 | 11 | 12 | 21 | 13 | 47 | 45 | 41 | 10 | 25 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 7 | SW 7 | SW 7 | SW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 241 | 368 | 462 | 664 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 14 | 255 | 0 | 0 | 13 | 14 | 14 | 14 | 14 | 15 | 0 | 9 | 13 | 1971 | 1284 | 1284 | 1886 | 2056 | 1284 | 2055 |
Best forecast wave conditions in Guam | ||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||
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