- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Threes surfForecast / Guam / Guam
48hr Weather and Surf, issued 3 am Tuesday 31 Mar 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
28.2° C
(Which is normal for this time of year)How big are the waves at Threes today?
The current surf forecast for Threes at 9AM is: 0.9m 7s primary swell from a North-northeast direction (forecast issued at 03:00am March 31). An open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 3ft (0.9m) | 7s |
| Afternoon (31 Mar) | 3.5ft (1.0m) | 8s |
| Evening (31 Mar) | 3.5ft (1.0m) | 8s |
Table - waves today at Threes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | ||||||||||||||||||||||
| 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 | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 8 | 11 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 251 | 94 | 238 | 91 | 99 | 127 | 142 | 137 | 119 | 125 | 127 | 127 | 127 | 131 | 156 | 168 | 175 | 175 | 0 | 0 | 49 | 49 | 29 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:07AM 0.74 | 6:48PM 0.66 | 7:30AM 0.74 | 7:41PM 0.67 | 7:52AM 0.73 | 8:29PM 0.67 | ||||||||||||||||||
Low Tide / height (m) | 12:22AM 0.04 | 1:08PM 0.25 | 1:04AM 0.10 | 1:42PM 0.17 | 1:41AM 0.16 | 2:14PM 0.11 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | ||||||||||||||||||||||
| Sunrise | - | - | 6:18 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:32 | - | - |
 | |  | | | | | |  | | | | | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | - | - |
| Temp. °C | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 29 | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 27 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 29 |
- Map Icons:
Break
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
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Threes surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest