Periscope Point Surf Forecast

/ Sumbawa (17 surf breaks) /

Indonesia (168 surf breaks)

Surf Forecasts:

Periscope Point surfForecast / Sumbawa / Indonesia

48hr Weather and Surf, issued 1 pm Tuesday 16 Sep 2025 WITA

Forecast update in hr min s Forecast update imminent

Periscope Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Periscope Point sea temperature is 27.7° C
(Which is slightly warmer than usual)

How big are the waves at Periscope Point today?

The current surf forecast for Periscope Point at 6PM is: 1.3m 14s primary swell from a Southwest direction and 0.8m 18s secondary swell from a South-southwest direction (forecast issued at 01:00pm September 16). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (WITA) & Date	Wave Height	Wave Period
Morning (16 Sep)	4.5ft (1.3m)	14s
Afternoon (16 Sep)	4.5ft (1.3m)	14s
Evening (16 Sep)	4ft (1.2m)	17s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 16					Wednesday 17								Thursday 18								Friday 19
	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM	11 AM	2 PM	5 PM	8 PM	11 PM	2 AM	5 AM	8 AM
Rating (10 max)	1	1	1	3	4	4	4	4	4	3	4	4	4	4	3	3	3	3	3	3	3	2	2	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SSW	SW	SW	SSW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW
Period(s) (?)	14	14	14	17	16	16	16	15	15	15	15	15	15	14	14	14	14	14	14	13	13	13	13	13
Wave Graph (?)
Energy (?)	668	770	988	1476	2084	2694	2770	2962	2924	2958	2691	2513	2479	2243	1960	1960	1784	1676	1291	1283	1151	932	987	950
Wind (km/h)	SSE	SSE	SSE	SSE	SE	SE	SE	SE	SE	SSE	SSE	SSE	SSE	S	SE	SE	SSE	SSE	SSE	SSE	SSE	SSE	SE	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross- off
High Tide / height (m)				5:24PM 1.53				5:03AM 2.13					8:32PM 1.75			7:33AM 2.19					9:10PM 2.05
Low Tide / height (m)					9:05PM 1.43					1:31PM 1.01				1:17AM 1.50					2:43PM 0.81				2:45AM 1.21

	Tuesday 16					Wednesday 17								Thursday 18								Friday 19
Sunrise	-	-	-	-	-	-	-	5:58	-	-	-	-	-	-	-	5:58	-	-	-	-	-	-	-	5:58
Sunset	-	-	6:02	-	-	-	-	-	-	-	6:02	-	-	-	-	-	-	-	6:01	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	28	28	27	26	25	25	25	26	28	28	27	26	25	25	24	26	28	28	27	26	25	25	25	27
Feels °C (?)	29	29	28	28	27	28	28	28	30	29	29	29	28	29	27	29	30	30	29	29	28	28	29	30

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 Sumbawa

Wind Update The wind is still cross-off at Periscope Point (moderate winds from the S at BimaM.salahuddin 44 km from Periscope Point). 1.3m 13s groundswell from the SW with a 0.9m 5s windswell from the SSE and a 0.5m 19s long period groundswell from the SW. 3 swells combining to make bigger set waves.
1 hour 7 minutes ago Periscope Point

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44 km away, 1 h 7 min ago

20 km/h

0.0

27.7

Air / Water (°C)

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