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Surf Forecasts:
Threes surfForecast / Guam / Guam
48hr Weather and Surf, issued 9 pm Sunday 12 Apr 2026 ChSTForecast update in hr min s Forecast update imminent
Threes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Threes sea temperature is
28.4° C
(Which is normal for this time of year)How big are the waves at Threes today?
The current surf forecast for Threes at 1AM is: 1.6m 8s primary swell from a North direction (forecast issued at 09:00pm April 12). An open ocean swell of 4.0m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 7.5ft (2.3m) | 8s |
| Afternoon (13 Apr) | 10ft (3.0m) | 8s |
| Evening (13 Apr) | 11ft (3.5m) | 9s |
Table - waves today at Threes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 12 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 15 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 278 | 0 | 283 | 993 | 496 | 670 | 671 | 1198 | 1471 | 1982 | 3150 | 4128 | 13556 | 12434 | 9664 | 7865 | 7901 | 8802 | 7848 | 9243 | 8100 | 6593 | 10881 | 6247 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:16AM 0.68 | 3:52PM 0.59 | 5:42AM 0.70 | 5:04PM 0.63 | 6:06AM 0.72 | |||||||||||||||||||
Low Tide / height (m) | 9:51PM 0.06 | 10:57AM 0.41 | 10:43PM 0.07 | 11:36AM 0.32 | 11:30PM 0.10 | 12:13PM 0.21 | ||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:34 | - | - | - | - | - | - | - | 6:34 |
 | | | |  |  | | | | | | | |  | | | | | | | | | | | |
Rain (mm) | 1 | 1 | 2 | 1 | - | 1 | 1 | 2 | 2 | 2 | 3 | 5 | 5 | 10 | 12 | 11 | 5 | 2 | 2 | 3 | 3 | 1 | 1 | 1 |
| Temp. °C | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 |
| Feels °C (?) | 25 | 23 | 25 | 25 | 24 | 24 | 24 | 23 | 22 | 22 | 21 | 18 | 17 | 17 | 17 | 17 | 19 | 20 | 20 | 21 | 21 | 21 | 23 | 22 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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