Surf Forecasts:
How big are the waves at Threes today (24 Sep):
- Morning surf: Morning surf (24 Sep, local time) - 2.5ft (0.7m), 10s period with NNW swell.
- Afternoon surf: Afternoon surf (24 Sep, local time) - 2.5ft (0.8m), 6s period with SW swell.
- Evening surf: Evening surf (24 Sep, local time) - 2.5ft (0.8m), 6s period with SW swell.
The current surf forecast for Threes at 2AM is: 0.7m 11s primary swell from a North-northwest direction and 1.0m 6s secondary swell from a Southwest direction (forecast issued at 09:00pm September 23). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Sep) | 2.5ft (0.7m) | 10s |
| Afternoon (24 Sep) | 2.5ft (0.8m) | 6s |
| Evening (24 Sep) | 2.5ft (0.8m) | 6s |
Table - waves today at Threes. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Thu night. Warm (max 29°C on Thu morning, min 28°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | ||||||||||||||||
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) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | SW 6 | NNW 10 | NNW 10 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 166 | 140 | 135 | 103 | 99 | 66 | 56 | 60 | 51 | 49 | 47 | 47 | 47 | 47 | 47 | 54 | 65 | 85 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | on | on |
High Tide | 6:23PM0.69m | 5:13AM0.64m | 6:47PM0.70m | 6:05AM0.68m | 7:09PM0.71m | |||||||||||||
Low Tide | 11:57PM0.37m | 11:59AM0.04m | 00:30AM0.31m | 12:37PM0.06m | ||||||||||||||
 | | | |  |  | |  |  | | | | | | |  | | | |
 | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | 1 | 3 | 1 | 2 | 1 | — | — | — | — | 3 | 3 | 2 | 5 | 2 | 2 | — | 1 | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 |
Feels °C | 32 | 33 | 32 | 32 | 32 | 31 | 32 | 31 | 31 | 30 | 31 | 31 | 31 | 32 | 31 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | SW 7 | SW 7 |
| kJ | 91 | 91 | 78 | 78 | 66 | 66 | 56 | 60 | 51 | 49 | 47 | 47 | 47 | 47 | 47 | 54 | 65 | 85 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | ENE 9 | ENE 9 | ENE 9 | NE 9 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 166 | 140 | 135 | 103 | 99 | 58 | 56 | 54 | 53 | 53 | 38 | 35 | 28 | 40 | 39 | 39 | 39 | 40 |
Swell 3 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NNW 10 | NNW 10 | SE 8 | SE 8 | SE 8 | SSE 8 | SSE 8 | SE 9 | NNW 8 | SE 9 | SE 9 |
| kJ | 41 | 41 | 42 | 42 | 41 | 41 | 40 | 56 | 37 | 31 | 31 | 32 | 24 | 25 | 40 | 14 | 37 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 13 | 13 | 13 | 14 | 9 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 1885 | 14 | 14 |
Best forecast wave conditions in Guam | ||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||
Header Global | ||||||||||||||||||
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