Ko Samet - Sai Kaew surfForecast / Gulf of Thailand / Thailand

information circle48hr Weather and Surf, issued 12 pm Friday 17 Oct 2025 +07
Forecast update in hr  min  s Forecast update imminent
Ko Samet - Sai Kaew surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ko Samet - Sai Kaew sea temperature is
29.8° C
(Which is slightly warmer than usual)


How big are the waves at Ko Samet - Sai Kaew today?

The current surf forecast for Ko Samet - Sai Kaew at 5PM is: 0.1m 5s primary swell from a South direction (forecast issued at 12:00pm October 17). The wind direction is predicted to be onshore.

Time (+07) & DateWave HeightWave Period
Morning (17 Oct)--
Afternoon (17 Oct)--
Evening (17 Oct)0.5ft (0.1m)5s

Table - waves today at Ko Samet - Sai Kaew. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Friday
17
Saturday
18
Sunday
19
Monday
20
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.1
S
0.1
S
0.1
S
0.2
SSE
0.2
SSE
Period(s) (?)--555---33--------------
Wave
Graph
(?)Metric surfscale
Energy kJ (?)001110001100000000000000
Wind
(km/h)
15
ENE
5
ESE
10
SSW
5
WSW
5
NNW
5
NNE
5
ENE
10
NNE
10
NE
10
SSE
5
S
5
SW
5
NNW
5
NNW
10
NNE
10
NNE
10
NE
5
S
5
W
5
NW
5
NNE
10
NE
10
NNE
15
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscross-
on
glassoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
on
onglassglassglassoffcross-
off
cross-
off
glassglasscross-
off
offcross-
off
cross-
off
cross-
off
High Tide
/ height (m)
3:56PM
1.55
3:21PM
1.43
2:39PM
1.34
1:51AM
1.05
Low Tide
/ height (m)
5:39AM
0.62
6:14AM
0.79
10:05PM
1.02
6:41AM
0.98
Friday
17
Saturday
18
Sunday
19
Monday
20
Sunrise-------6:03-------6:03-------6:03
Sunset--5:53-------5:53-------5:52-----
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
Rain (mm)
-----1522-1--1121221--21
Temp. °C293029292928282728292928282626272829302928272626
Feels °C (?)323432333433323032333333333030303233343332312929
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Gulf of Thailand

  1. weather stationWind Update The wind is still cross-on at Ko Samet - Sai Kaew (light winds from the SSE.(Wind varies from 090 to 180 degs) at Rayong/Utapao-Taphao International Airport 16 km from Ko Samet - Sai Kaew). 0.1m 2s local chop from the ESE with a 0.1m 2s local chop from the SSW. 2 swells combining to make bigger set waves.

    Ko Samet - Sai Kaew
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16 km away, 1 h 32 min ago

11 km/h
SSE
0.0
29.8
Air / Water (°C)
Please reload the page to see if there are any updates.

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