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Surf Forecasts:

Thailand surfForecast / Simeulue Island / Indonesia

information circle48hr Weather and Surf, issued 12 am Friday 20 Mar 2026 WIB
Forecast update in hr  min  s Forecast update imminent
Thailand surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thailand sea temperature is
30.4° C
 (Which is slightly warmer than usual)

How big are the waves at Thailand today?

The current surf forecast for Thailand at 6AM is: 0.9m 12s primary swell from a South-southwest direction and 0.5m 9s secondary swell from a South direction (forecast issued at 12:00am March 20). The wind direction is predicted to be cross-shore.

Time (WIB) & DateWave HeightWave Period
Morning (20 Mar)3ft (0.9m)12s
Afternoon (20 Mar)3ft (0.9m)12s
Evening (20 Mar)3ft (0.9m)12s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Friday
20
Saturday
21
Sunday
22
10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM
Rating
(10 max)
1
1
1
1
1
1
1
1
2
2
2
2
2
1
1
1
1
1
2
2
2
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.7
SW
0.7
SSW
0.8
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.7
SSW
0.7
SSW
0.9
SSW
0.6
SSW
0.8
SSW
0.6
SSW
0.6
SSW
0.7
SW
0.9
SSW
0.9
SSW
0.9
SW
0.8
SSW
0.8
SSW
0.7
S
Period(s) (?)141412121312121212131313111512151515161614141316
Wave
Graph
(?)Metric surfscale
Energy kJ (?)203180193273277273273268273281147147223163171146148229425419301246229242
Wind
(km/h)
5
W
10
WNW
10
NW
5
NW
5
NW
5
W
10
WNW
10
WNW
5
NW
5
WNW
5
WSW
5
W
5
SSE
5
S
5
SW
10
WSW
5
SW
5
S
5
S
5
S
5
SE
5
SSE
5
SSW
10
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		crosscrosscrosscrosscross-
on		cross-
on		cross-
on		glassglassglassglassglasscross-
on		onononcross-
on		glassglassglasscross-
on		onon
High Tide
/ height (m)
7:06AM
0.69
7:12PM
0.66
7:38AM
0.73
7:45PM
0.61
8:13AM
0.73
Low Tide
/ height (m)
12:51AM
-0.01
1:09PM
0.03
1:15AM
-0.02
1:48PM
0.02
1:41AM
-0.02
2:28PM
0.05
Friday
20
Saturday
21
Sunday
22
Sunrise---6:39-------6:37-------6:37----
Sunset------6:45-------6:45-------6:45-
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
thunderstorm
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
Rain (mm)
-1311-1----1111--321----
Temp. °C282727272829292828282727282929282827272728292928
Feels °C (?)313030313233323132333131323333323231323132333331
  • 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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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 Thailand 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.

View detailed surf forecast for Thailand at:
surf-forecast.com

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