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Threes ratings
Quality on a good day: 2.0
Consistency of Surf: 3.0
Difficulty Level: 4.0
Crowds: 4.0

Overall: 3.2

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Threes Surf Forecast / Guam / Guam

48hr Weather and Surf, issued 9 am Monday 01 Mar 2021 ChST
Forecast update in  hr  min  s 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 27.8 °C (Statistics for 01 Mar 1981-2005 - mean: 27.5 max: 28.2 min: 26.3 °C)
Icon breakBreak
Icon legend buoysLive Wave Height (m)
Icon legend windLive Wind Speed (km/h)
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 27.8 °C (Statistics for 01 Mar 1981-2005 - mean: 27.5 max: 28.2 min: 26.3 °C)

Eyeball surf reportRecent Eyeball Surf Reports for Guam

  1. weather stationWind Update Offshore wind has become cross-off at Threes (light winds from the ENE at BUOY-APRP7 20 km from Threes). 1.0m 13 s period swell from N with 1.5m 9 s period wind swell from ENE

    Threes
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20 km away, 1 h 7 min ago

Moderate
18 km/h
ENE
29.5
27.8
Air / Water (°C)
Please reload the page to see if there are any updates.


How big are the waves at Threes today?

The current surf forecast for Threes at 3PM is: 1.1m 12s primary swell from a North direction (forecast issued at 09:00am March 01). An open ocean swell of 0.7m 9s is not directed at the surf break, a second open ocean swell of 1.1m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (01 Mar)1.5ft (0.5m)14s
Afternoon (01 Mar)3.5ft (1.1m)12s
Evening (01 Mar)4.5ft (1.3m)12s

Table - waves today at Threes. (Swell directed towards the surf break)

Updates in  hr  min  s Update imminent
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
Period(s) (?)
Wave
Graph
(?)Metric surfscale
Energy (?)
Wind
(km/h)
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
High Tide
/ height (m)
Low Tide
/ height (m)
Summary
Rain (mm)
Temp. °C
Chill °C (?)
Sunrise
Sunset
Monday
01
Tuesday
02
Wednesday
03
Thu
04
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
02111113221221132210000
T guam.htsgw.metric.6.cc23T guam.htsgw.metric.12.cc23T guam.htsgw.metric.18.cc23
T guam.htsgw.metric.24.cc23T guam.htsgw.metric.30.cc23T guam.htsgw.metric.42.cc23
T guam.htsgw.metric.48.cc23T guam.htsgw.metric.54.cc23T guam.htsgw.metric.66.cc23
T guam.htsgw.metric.72.cc23T guam.htsgw.metric.78.cc23T guam.htsgw.metric.90.cc23
0.4
NNW
0.6
NNW
1
N
1.2
N
1.3
N
1.3
N
1.4
N
1.4
N
1.4
N
1.4
N
1.3
N
1.3
NNE
1.2
NNE
1.2
NNE
1.2
NNE
1.6
NE
1.1
NNE
1
NNE
1
NNE
0.9
NNE
0.6
NNE
0.6
NE
0.6
NE
1414131212121112121212111111111111101010101111
7014533443246444149952653853744944637633132559327521020618977101104
25
ENE
25
E
30
E
25
ENE
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
25
ENE
25
ENE
30
NE
30
NE
30
ENE
30
ENE
25
ENE
cross-
off
offcross-
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
9:27AM
0.78
9:03PM
0.72
9:56AM
0.78
10:02PM
0.69
10:25AM
0.77
11:10PM
0.65
3:20PM
0.23
3:26AM
0.02
4:05PM
0.15
4:06AM
0.13
4:55PM
0.09

Note: the tide data above is for Guam, Marianas which is 8 km away. Surf properties and timing are calculated for Threes.New forecast is published every 6 hours at www.surf-forecast.com. See detailed tide info and graph
Offshore winds at Threes blow from the ESE

Monday
01
Tuesday
02
Wednesday
03
Thu
04
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM
partially cloudy
thunderstorm
partially cloudy
partially cloudy
clear
partially cloudy
clear
clear
clear
partially cloudy
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
thunderstorm
partially cloudy
partially cloudy
clear
some cloudsrisk thund- dersome cloudssome cloudsclearsome cloudsclearclearclearsome cloudsclearrisk thund- derclearclearclearclearclearclearclearrisk thund- dersome cloudssome cloudsclear
-1---------1-------1---
2728282827272727272727282727272626272827272727
2728282827272727272727282727272626272827272727
6:37-------6:37-------6:35------
---6:30-------6:30-------6:30---

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