Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 pm Thursday 05 Mar 2026 ChST
Forecast 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
28.3° C
(Which is slightly warmer than usual)

How big are the waves at Threes today?

The current surf forecast for Threes at 11PM is: 0.8m 14s primary swell from a North-northeast direction and 0.5m 12s secondary swell from a North direction (forecast issued at 03:00pm March 05). An open ocean swell of 1.2m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (05 Mar)--
Afternoon (05 Mar)2.5ft (0.7m)14s
Evening (05 Mar)2.5ft (0.8m)14s

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


Updates in  hr  min  s Forecast update imminent
Thursday
05
Friday
06
Saturday
07
Sunday
08
1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
1
0
3
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
0.7
NNE
0.7
NNE
0.8
NNE
0.8
NNE
0.8
NNE
0.8
NNE
0.9
NNE
0.9
NNE
0.9
NNE
0.9
NNE
0.9
NNE
0.8
NNE
0.8
NNE
0.8
NNE
0.7
NNE
0.7
NNE
0.7
NNE
0.8
NNW
0.8
NNW
0.9
N
0.8
N
0.9
N
1.1
N
1.1
N
Period(s) (?)141414141414141414141413131313131312121116161514
Wave
Graph
(?)Metric surfscale
Energy kJ (?)186183220213223264331331303303261204225198151149142189183188318391534499
Wind
(km/h)
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
30
ENE
35
ENE
35
ENE
25
ENE
25
E
30
E
25
E
20
ESE
30
SE
30
SE
20
SE
15
SE
15
E
15
SE
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
offcross-
off
offoffcross-
off
offoffoffoff
High Tide
/ height (m)
9:09PM
0.66
9:30AM
0.73
9:58PM
0.63
9:49AM
0.72
10:50PM
0.60
Low Tide
/ height (m)
3:17PM
0.19
3:12AM
0.15
3:52PM
0.14
3:42AM
0.23
4:28PM
0.11
4:12AM
0.31
Thursday
05
Friday
06
Saturday
07
Sunday
08
Sunrise------6:35-------6:33-------6:33-
Sunset-6:30-------6:30-------6:30------
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
mod rain
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
---------1-12336892521121245
Temp. °C272727272727272727272726262625252525252525262626
Feels °C (?)282727272726262626262624252726252527252526292829
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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