Historic Forecast
Thu 05/18
0 ft
Fri 05/19
0 ft
Sat 05/20
0 ft
Sun 05/21
0 ft
Mon 05/22
0 ft
Tue 05/23
0 ft
Wed 05/24
0 ft
Surf Swell Rating Primary Swell Secondary Swell Wind Weather Prob.
Thursday 05/18
12am Flat
0.4ft 3s 128.03° 1ft 3s   13 15 mph Light Rain 85°f 95%
3am Flat
0.4ft 3s 124.98° 0.8ft 3s   9 9 mph Cloudy 85°f 95%
6am Flat
0.3ft 3s 122.16° 0.6ft 3s   8 8 mph Cloudy 84°f 100%
9am Flat
0.3ft 3s 120.26° 0.4ft 2s   7
mph
Light Showers 84°f 100%
Noon Flat
0.3ft 3s 120.41° 0.3ft 2s   5 5 mph Light Showers 85°f 100%
3pm Flat
0.2ft 3s 120.16° 0.2ft 2s   4 4 mph Cloudy 85°f 100%
6pm Flat
0.2ft 3s 121.02°     6 8 mph Cloudy 85°f 60%
9pm Flat
0.2ft 5s 121.13° 0.5ft 2s   9 12 mph Brief Showers 85°f 60%
Tide and daylight times for Ko Prap
Ko Samui
Low 12:08PM 4.17ft
High 10:16PM 7.71ft
First Light 5:38AM
Sunrise 6:00AM
Sunset 6:36PM
Last Light 6:59PM
Friday 05/19
12am Flat
0.6ft 2s 239.82°     11 14 mph Thundery Showers 84°f 86%
3am Flat
0.2ft 5s 121.2° 0.7ft 2s   10 11 mph Thundery Showers 84°f 86%
6am Flat
0.2ft 5s 130.31° 0.8ft 2s   11 12 mph Light Rain 84°f 100%
9am Flat
0.3ft 5s 129.1° 0.8ft 2s   9 10 mph Cloudy 84°f 100%
Noon Flat
0.3ft 5s 128.75° 0.6ft 2s   6 7 mph Overcast 84°f 100%
3pm Flat
0.3ft 5s 127.61° 0.4ft 2s   7 7 mph Cloudy 84°f 100%
6pm Flat
0.3ft 5s 126.18° 0.3ft 2s   3 4 mph Cloudy 85°f 81%
9pm Flat
0.2ft 5s 124.67° 0.2ft 2s   6 6 mph Brief Showers Possible 85°f 81%
Tide and daylight times for Ko Prap
Ko Samui
Low 11:33AM 4.23ft
High 9:44PM 7.02ft
First Light 5:38AM
Sunrise 6:00AM
Sunset 6:37PM
Last Light 6:59PM
Saturday 05/20
12am Flat
0.2ft 5s 122.96° 0.3ft 2s   8 10 mph Brief Showers Possible 84°f 65%
3am Flat
0.2ft 5s 121.8° 0.5ft 2s   9 10 mph Cloudy 83°f 65%
6am Flat
0.2ft 5s 121.17° 0.6ft 2s   9 10 mph Sunny 83°f 100%
9am Flat
0.2ft 5s 121.17° 0.6ft 2s   8 9 mph Sunny 84°f 100%
Noon Flat
0.2ft 5s 120.93° 0.5ft 2s   6 6 mph Sunny 85°f 100%
3pm Flat
0.2ft 5s 121.06° 0.3ft 2s   8
mph
Sunny 85°f 100%
6pm Flat
0.2ft 5s 120.77° 0.2ft 2s   2 3 mph Clear 86°f 100%
9pm Flat
0.2ft 5s 121.3°     4 5 mph Clear 86°f 100%
Tide and daylight times for Ko Prap
Ko Samui
Low 11:26AM 4.26ft
High 7:20PM 6.82ft
First Light 5:37AM
Sunrise 6:00AM
Sunset 6:37PM
Last Light 6:59PM
Sunday 05/21
12am Flat
0.2ft 5s 121.64° 0.2ft 1s   8 9 mph Clear 85°f 70%
3am Flat
0.7ft 2s 278.65°     11 12 mph Light Showers 84°f 70%
6am Flat
0.8ft 2s 278.53°     11 11 mph Light Rain 84°f 85%
9am Flat
0.8ft 2s 275.09°     10 11 mph Cloudy 84°f 85%
Noon Flat
0.7ft 2s 291.22°     6 7 mph Sunny 85°f 100%
3pm Flat
0.3ft 2s 259.49° 0.4ft 3s   6
mph
Sunny 85°f 100%
6pm Flat
0.2ft 2s 262.3° 0.2ft 3s   5 6 mph Brief Showers Possible 86°f 75%
9pm Flat
0.2ft 3s 329.62°     7 7 mph Light Showers Possible 85°f 75%
Tide and daylight times for Ko Prap
Ko Samui
Low 12:27AM 6.17ft
High 4:23AM 6.49ft
Low 11:30AM 4.33ft
High 6:35PM 7.22ft
First Light 5:37AM
Sunrise 6:00AM
Sunset 6:37PM
Last Light 6:59PM
Monday 05/22
12am Flat
0.6ft 2s 232.7°     12 15 mph Brief Showers Possible 84°f 86%
3am Flat
1ft 2s 244.16°     12 15 mph Cloudy 84°f 86%
6am Flat
1.1ft 3s 255.44°     12 15 mph Cloudy 84°f 95%
9am Flat
1.1ft 3s 259.92°     12 16 mph Cloudy 84°f 95%
Noon Flat
0.9ft 3s 266.14°     7 8 mph Cloudy 85°f 46%
3pm Flat
0.6ft 3s 269.33°     1 2 mph Sunny 86°f 46%
6pm Flat
0.5ft 3s 253.86°     8 9 mph Brief Showers Possible 86°f 80%
9pm Flat
0.6ft 2s 235.63°     8 10 mph Brief Showers Possible 85°f 80%
Tide and daylight times for Ko Prap
Ko Samui
Low 12:45AM 5.35ft
High 5:36AM 6.33ft
Low 11:37AM 4.4ft
High 6:31PM 7.84ft
First Light 5:37AM
Sunrise 6:00AM
Sunset 6:37PM
Last Light 7:00PM
Tuesday 05/23
12am Flat
1.1ft 3s 248.9°     14 18 mph Brief Showers Possible 84°f 90%
3am Flat
1.5ft 3s 256.73°     16 19 mph Brief Showers 84°f 90%
6am Flat
1.3ft 3s 254.77°     14 18 mph Brief Showers 83°f 100%
9am Flat
1.2ft 3s 257.54°     12 15 mph Brief Showers 84°f 100%
Noon Flat
1ft 3s 272.57°     10 12 mph Cloudy 85°f 90%
3pm Flat
0.9ft 3s 276.25°     10 11 mph Sunny 86°f 90%
6pm Flat
1ft 3s 263.43°     15 21 mph Light Showers Possible 86°f 100%
9pm Flat
1.1ft 3s 255.65°     11 15 mph Light Rain 85°f 100%
Tide and daylight times for Ko Prap
Ko Samui
Low 1:17AM 4.59ft
High 6:26AM 6.04ft
Low 11:44AM 4.4ft
High 6:42PM 8.53ft
First Light 5:37AM
Sunrise 6:00AM
Sunset 6:37PM
Last Light 7:00PM
Wednesday 05/24
12am Flat
0.9ft 3s 253.13°     10 12 mph Light Rain 84°f 100%
3am Flat
0.8ft 3s 246.55°     10 11 mph Brief Showers 84°f 100%
6am Flat
0.8ft 2s 244.75°     11 13 mph Brief Showers 84°f 95%
9am Flat
1ft 2s 251.02°     12 16 mph Cloudy 85°f 95%
Noon Flat
1ft 3s 263.17°     10 13 mph Sunny 86°f 100%
3pm Flat
0.9ft 3s 258.93°     9 10 mph Brief Showers 87°f 100%
6pm Flat
0.6ft 3s 256.43°     8 9 mph Brief Showers 86°f 100%

Historic Forecast for Ko Samui

A detailed historic forecast for Ko Samui. The data shown here is the last predicted forecast at the given times. You can go to a specific date range using the date pickers above to get the conditions for anytime since 1997 to now.