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Surf Forecasts:

Thailand surfForecast / Simeulue Island / Indonesia

information circle48hr Weather and Surf, issued 6 pm Monday 19 Jan 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
29.8° C
 (Which is slightly warmer than usual)

How big are the waves at Thailand today?

The current surf forecast for Thailand at 4AM is: 1.2m 15s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a Southwest direction, 0.5m 4s secondary swell from a West direction (forecast issued at 06:00pm January 19). The wind direction is predicted to be cross-shore.

Time (WIB) & DateWave HeightWave Period
Morning (20 Jan)3.5ft (1.0m)14s
Afternoon (20 Jan)3.5ft (1.0m)14s
Evening (20 Jan)3.5ft (1.0m)14s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM
Rating
(10 max)
1
1
2
1
1
2
2
2
2
2
3
3
3
2
2
2
2
2
3
3
3
3
3
3
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
SSW
1.2
SSW
1.2
SSW
1.2
SSW
1.2
SSW
1.1
SSW
1
SSW
1
SSW
1
SSW
1
SSW
1
SSW
1
SSW
1
SSW
1
SSW
0.6
S
0.7
S
0.8
S
1
S
1.1
S
1.1
S
1.3
S
1.4
S
1.4
S
1.4
SSW
Period(s) (?)161616161515141414141414141422212120191918181716
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6666576576496325304314193783734074073783733544495677839228761075121511871068
Wind
(km/h)
20
WNW
20
WNW
15
WNW
15
NW
15
NW
15
NW
15
NW
15
NW
15
NW
10
NW
10
NNW
10
NNW
10
NNW
10
NW
10
NW
10
NW
10
NW
10
WNW
10
WNW
10
NW
10
NW
10
WNW
5
WNW
5
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		crosscrosscrosscrosscross-
on		crosscrosscrosscrosscrosscross-
on
High Tide
/ height (m)
7:04PM
0.72
7:21AM
0.44
7:33PM
0.74
7:54AM
0.47
8:02PM
0.73
8:28AM
0.51
Low Tide
/ height (m)
1:42AM
0.05
12:49PM
0.05
2:08AM
0.05
1:24PM
0.06
2:34AM
0.04
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Sunrise-----6:45-------6:45-------6:45--
Sunset6:45-------6:45-------6:45-------
part cloud
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
Rain (mm)
------------------------
Temp. °C292827272726272828272726262628282827272626262728
Feels °C (?)292929292928293030292929292930303029302829293031
  • 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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