Daily forecast
as
Last update: 17:34 local time / This forecast is based on the GFS model
Saturday, Dec 21
Wind
Weather
Waves
01h
9 kts
max 9 kts
27° C
1011 hpa
0.3 m
3 s
04h
8 kts
max 8 kts
26° C
1009 hpa
0.2 m
4 s
07h
8 kts
max 8 kts
27° C
1010 hpa
0.2 m
4 s
10h
9 kts
max 9 kts
27° C
1012 hpa
0.2 m
3 s
13h
8 kts
max 8 kts
27° C
1010 hpa
0.2 m
3 s
16h
11 kts
max 11 kts
27° C
1008 hpa
0.3 m
2 s
19h
9 kts
max 9 kts
27° C
1010 hpa
0.2 m
2 s
22h
8 kts
max 8 kts
27° C
1011 hpa
0.2 m
2 s
Sunday, Dec 22
Wind
Weather
Waves
01h
6 kts
max 6 kts
26° C
1010 hpa
0.2 m
2 s
04h
8 kts
max 8 kts
26° C
1009 hpa
0.2 m
2 s
07h
9 kts
max 10 kts
27° C
1010 hpa
0.2 m
2 s
10h
9 kts
max 10 kts
27° C
1011 hpa
0.2 m
2 s
13h
9 kts
max 10 kts
27° C
1009 hpa
0.2 m
2 s
16h
9 kts
max 9 kts
27° C
1007 hpa
0.3 m
2 s
19h
12 kts
max 12 kts
27° C
1009 hpa
0.4 m
3 s
22h
11 kts
max 11 kts
27° C
1011 hpa
0.3 m
3 s
Monday, Dec 23
Wind
Weather
Waves
01h
9 kts
max 10 kts
26° C
1010 hpa
0.3 m
3 s
04h
9 kts
max 10 kts
27° C
1008 hpa
0.3 m
3 s
07h
11 kts
max 11 kts
27° C
1009 hpa
0.3 m
3 s
10h
10 kts
max 10 kts
27° C
1011 hpa
0.3 m
3 s
13h
9 kts
max 9 kts
27° C
1009 hpa
0.3 m
3 s
16h
9 kts
max 9 kts
26° C
1006 hpa
0.3 m
3 s
19h
7 kts
max 8 kts
26° C
1008 hpa
0.3 m
3 s
22h
7 kts
max 8 kts
27° C
1010 hpa
0.3 m
3 s
Tuesday, Dec 24
Wind
Weather
Waves
01h
6 kts
max 6 kts
26° C
1010 hpa
0.2 m
3 s
04h
9 kts
max 10 kts
26° C
1008 hpa
0.3 m
3 s
07h
10 kts
max 12 kts
26° C
1010 hpa
0.3 m
3 s
10h
11 kts
max 12 kts
27° C
1011 hpa
0.3 m
3 s
13h
12 kts
max 13 kts
27° C
1009 hpa
0.3 m
3 s
16h
12 kts
max 14 kts
27° C
1007 hpa
0.4 m
3 s
19h
14 kts
max 16 kts
27° C
1009 hpa
0.4 m
3 s
22h
11 kts
max 13 kts
27° C
1011 hpa
0.3 m
3 s
Wednesday, Dec 25
Wind
Weather
Waves
01h
10 kts
max 12 kts
26° C
1010 hpa
0.3 m
3 s
04h
8 kts
max 10 kts
27° C
1009 hpa
0.3 m
3 s
07h
9 kts
max 10 kts
27° C
1010 hpa
0.3 m
3 s
10h
10 kts
max 11 kts
27° C
1012 hpa
0.3 m
3 s
13h
16 kts
max 16 kts
27° C
1010 hpa
0.4 m
3 s
16h
13 kts
max 13 kts
27° C
1008 hpa
0.4 m
3 s
19h
12 kts
max 12 kts
27° C
1010 hpa
0.4 m
3 s
22h
8 kts
max 8 kts
27° C
1012 hpa
0.4 m
3 s
Thursday, Dec 26
Wind
Weather
Waves
01h
4 kts
max 5 kts
27° C
1011 hpa
0.3 m
3 s
04h
5 kts
max 7 kts
27° C
1010 hpa
0.3 m
3 s
07h
7 kts
max 9 kts
27° C
1011 hpa
0.3 m
3 s
10h
8 kts
max 10 kts
28° C
1013 hpa
0.3 m
3 s
13h
8 kts
max 9 kts
28° C
1011 hpa
0.3 m
3 s
16h
10 kts
max 11 kts
27° C
1008 hpa
0.3 m
3 s
19h
12 kts
max 14 kts
27° C
1010 hpa
0.3 m
3 s
22h
9 kts
max 12 kts
27° C
1012 hpa
0.3 m
3 s
Friday, Dec 27
Wind
Weather
Waves
01h
9 kts
max 11 kts
0.44 mm
27° C
1011 hpa
0.3 m
3 s
04h
7 kts
max 9 kts
0.56 mm
27° C
1009 hpa
0.3 m
3 s
07h
7 kts
max 8 kts
0.77 mm
27° C
1011 hpa
0.3 m
3 s
10h
9 kts
max 10 kts
2.22 mm
27° C
1013 hpa
0.3 m
3 s
13h
7 kts
max 8 kts
1.45 mm
27° C
1011 hpa
0.3 m
3 s
16h
6 kts
max 7 kts
1.05 mm
27° C
1009 hpa
0.3 m
3 s
19h
5 kts
max 6 kts
0.55 mm
27° C
1010 hpa
0.3 m
3 s
22h
4 kts
max 5 kts
27° C
1012 hpa
0.2 m
4 s
Saturday, Dec 28
Wind
Weather
Waves
01h
6 kts
max 7 kts
0.71 mm
27° C
1011 hpa
0.2 m
4 s
04h
6 kts
max 7 kts
0.42 mm
27° C
1009 hpa
0.2 m
4 s
07h
5 kts
max 7 kts
0.73 mm
27° C
1010 hpa
0.2 m
3 s
10h
7 kts
max 11 kts
27° C
1012 hpa
0.3 m
3 s
13h
7 kts
max 7 kts
1.06 mm
26° C
1010 hpa
0.3 m
3 s
16h
4 kts
max 5 kts
2.86 mm
25° C
1008 hpa
0.3 m
3 s
19h
3 kts
max 5 kts
26° C
1010 hpa
0.3 m
3 s
22h
1 kts
max 3 kts
26° C
1012 hpa
0.3 m
4 s
Sunday, Dec 29
Wind
Weather
Waves
01h
1 kts
max 1 kts
1.24 mm
26° C
1010 hpa
0.2 m
4 s
04h
3 kts
max 6 kts
0.45 mm
27° C
1009 hpa
0.2 m
4 s
07h
8 kts
max 11 kts
0.51 mm
27° C
1010 hpa
0.3 m
4 s
10h
8 kts
max 10 kts
2.49 mm
26° C
1012 hpa
0.3 m
4 s
13h
11 kts
max 16 kts
2.23 mm
26° C
1010 hpa
0.3 m
4 s
16h
16 kts
max 20 kts
2.87 mm
27° C
1008 hpa
0.3 m
4 s
19h
19 kts
max 25 kts
1.99 mm
27° C
1009 hpa
0.3 m
4 s
22h
16 kts
max 20 kts
3.78 mm
27° C
1011 hpa
0.3 m
5 s
Monday, Dec 30
Wind
Weather
Waves
01h
16 kts
max 19 kts
2.59 mm
27° C
1009 hpa
0.3 m
5 s
04h
15 kts
max 18 kts
3.27 mm
27° C
1008 hpa
0.3 m
5 s
07h
16 kts
max 19 kts
4.13 mm
26° C
1009 hpa
0.4 m
5 s
10h
18 kts
max 21 kts
3.26 mm
27° C
1011 hpa
0.4 m
5 s
13h
17 kts
max 20 kts
2.77 mm
27° C
1009 hpa
0.3 m
5 s
16h
16 kts
max 18 kts
2.1 mm
27° C
1007 hpa
0.4 m
5 s
19h
15 kts
max 17 kts
2.83 mm
27° C
1009 hpa
0.3 m
5 s
22h
14 kts
max 16 kts
2.78 mm
27° C
1011 hpa
0.3 m
5 s
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Additional information
General
This is the wind, wave and weather forecast for Ko Samui in Nakhon Si Thammarat, Thailand. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing, fishing or paragliding.
Forecast
This forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 12:00 PM, 6:00 PM, 12:00 AM and 6:00 AM Indochina Time. Predictions are available in time steps of 3 hours for up to 10 days into the future. The arrows point in the direction in which the wind is blowing.Check the wind forecast for Ko Samui when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in Thailand. Or use our wind forecast to find the wind speed today in Ko Samui or to have a look at the wind direction tomorrow at Ko Samui.
Severe Weather Warnings
When a severe weather warning or advisory is provided by the local meteorological institute, we display it as a banner above the wind forecast.The weather warning, for example a high wind warning, can help you prepare for dangerous weather conditions and avoid weather-related risks. The color scale indicates the intensity of the predicted weather event. For more details click or tap on the warning. General information about severe weather warnings can be found in our help section.
Please be aware that severe weather may occur without a prior severe weather warning being reported.
Units
We use knots and degrees Celsius as our default units. These units are often used by sailors, kiters, surfers, windsurfers and paragliders. Use website settings to switch between units and 7 different languages at any time. For converting between wind speed units such as knots, km/h (kilometers per hour), m/s (meters per second), and mph (miles per hour) use our wind speed calculator.