Ko Samet - Sai Kaew Surf Forecast

/ Gulf of Thailand (13 surf breaks) /

Thailand (35 surf breaks) / Lat Long: (12.57° N 101.47° E)

Surf Forecasts:

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

48hr Weather and Surf, issued 6 am Friday 29 Aug 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 29.3° C
(Which is normal for this time of year)

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

The current surf forecast for Ko Samet - Sai Kaew at 9AM is: 0.7m 4s primary swell from a West-southwest direction and 0.1m 6s secondary swell from a South direction (forecast issued at 06:00am August 29). The wind direction is predicted to be cross-shore.

Time (+07) & Date	Wave Height	Wave Period
Morning (29 Aug)	2.5ft (0.7m)	4s
Afternoon (29 Aug)	2ft (0.6m)	4s
Evening (29 Aug)	2.5ft (0.8m)	4s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Friday 29							Saturday 30								Sunday 31								Mon 01
	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM
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 See all maps
Wave Height (m) & direction (?)	WSW	WSW	WSW	WSW	SW	SW	SW	WSW	WSW	WSW	SW	SW	SW	SW	SW	SW	WSW	SSW	SSW	SW	SW	SW	SW	SW
Period(s) (?)	4	4	4	3	5	3	4	5	6	6	6	6	6	6	5	6	6	6	6	6	3	5	6	6
Wave Graph (?)
Energy (?)	22	18	13	9	17	6	21	53	48	56	38	28	26	16	29	61	101	26	15	90	6	37	96	82
Wind (km/h)	W	W	W	WSW	WSW	SSW	W	W	W	W	W	WSW	WSW	SW	W	WSW	W	W	W	W	SW	WSW	SW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross	cross	cross	cross- on	cross- on	cross	cross	cross	cross	cross	cross	cross	cross- on	cross	cross- on	cross	cross	cross	cross	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)						4:55PM 1.47								4:53PM 1.55								5:02PM 1.63
Low Tide / height (m)	1:13AM 0.79								1:52AM 0.66								2:37AM 0.57

	Friday 29							Saturday 30								Sunday 31								Mon 01
Sunrise	-	6:03	-	-	-	-	-	-	-	6:03	-	-	-	-	-	-	-	6:03	-	-	-	-	-	-
Sunset	-	-	-	-	6:27	-	-	-	-	-	-	-	6:25	-	-	-	-	-	-	-	6:24	-	-	-

Rain (mm)	-	-	-	-	-	-	1	1	-	-	-	-	-	1	2	7	3	1	1	1	4	5	3	1
Temp. °C	27	27	28	29	30	28	29	28	28	28	29	30	30	28	27	25	27	27	28	28	28	27	27	27
Feels °C (?)	27	28	29	29	31	29	30	28	28	29	29	30	31	29	27	25	29	28	28	29	29	27	28	28

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Gulf of Thailand

Wind Update Continuing clean conditions at Ko Samet - Sai Kaew (light winds from the WNW at Rayong/Utapao-Taphao International Airport 16 km from Ko Samet - Sai Kaew). A 0.9m local chop from the WSW
1 hour 24 minutes ago Ko Samet - Sai Kaew

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16 km away, 1 h 24 min ago

7 km/h

WNW

0.0

29.3

Air / Water (°C)

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