Aan 48 hour detailed Surf Forecast

Lat Long: 8.91° S 116.31° E

Issued: 7 pm 19 Sep 2026 (local time)

Forecast update in hr min

Today's Aan sea temperature is

26.3°C

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

Surf Forecasts:

How big are the waves at Aan today (20 Sep):

Morning surf: Morning surf (20 Sep, local time) - 7ft (2.1m), 16s period with SW swell.
Afternoon surf: Afternoon surf (20 Sep, local time) - 7ft (2.2m), 16s period with SW swell.
Evening surf: Evening surf (20 Sep, local time) - 7ft (2.2m), 16s period with SW swell.

The current surf forecast for Aan at 3AM is: 1.6m 17s primary swell from a Southwest direction and 0.9m 13s secondary swell from a Southwest direction, 1.1m 6s secondary swell from a Southeast direction (forecast issued at 07:00pm September 19). The wind direction is predicted to be cross-shore.

Time (WITA) & Date	Wave Height	Wave Period
Morning (20 Sep)	7ft (2.1m)	16s
Afternoon (20 Sep)	7ft (2.2m)	16s
Evening (20 Sep)	7ft (2.2m)	16s

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

	Short Range Forecast Mostly dry. Warm (max 27°C on Sun afternoon, min 24°C on Sat night). Wind will be generally light.
	Sat 19			Sunday 20								Monday 21
	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
Rating (10 max)	0	0	1	2	3	3	1	1	1	2	1	2	2	2	1	1	1	2	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 14	SW 18	SW 18	SW 18	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14
Wave Graph
kJ	597	623	786	1453	2142	2275	2166	2414	2384	2354	2354	2157	2021	1669	1647	1500	1363	1253	1115
Wind (km/h)	SE	SE	SE	ESE	E	ESE	SE	SSE	SE	SE	ESE	ESE	ESE	ESE	SE	SSE	SE	SE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross-on	cross	cross	cross	cross-on	cross-on	cross-on	cross-on	cross-on	cross	cross	cross	cross-on	cross-on	cross-on	cross-on	cross-on
High Tide	2:02PM1.57m				2:05AM2.05m				2:51PM1.36m				2:57AM1.82m						10:52PM1.52m
Low Tide		7:21PM1.05m					9:27AM1.07m			7:02PM1.25m						1:17PM1.11m


	—	—	—	—	6:05	—	—	—	—	—	—	—	6:05	—	—	—	—	—	—
	6:10	—	—	—	—	—	—	—	6:09	—	—	—	—	—	—	—	6:09	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	26	25	24	24	24	24	26	27	26	25	25	24	24	25	26	27	26	25	25
Feels °C	26	26	25	25	26	26	27	27	26	27	27	25	25	26	27	27	26	27	27
Swell 1 Height (m) Direction Period (s)	SW 14	SW 14	SW 14	SW 18	SW 17	SW 17	SW 16	SW 16	SW 16	SW 16	SW 16	SW 16	SW 15	SW 15	SW 15	SW 14	SW 14	SW 14	SW 14
kJ	597	589	573	1453	2142	2275	2166	2414	2384	2354	2354	2157	2021	1669	1647	1500	1363	1253	1115
Swell 2 Height (m) Direction Period (s)	SW 18	SW 18	SW 18	SW 13	SE 6	SE 6	SE 6	—	—	—	—	—	SE 6	SE 6	SE 6	—	—	SE 6	SE 6
kJ	409	623	786	241	49	34	42	—	—	—	—	—	40	32	32	—	—	46	31
Swell 3 Height (m) Direction Period (s)	—	—	—	SE 6	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	—	47	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Wind waves Height (m) Direction Period (s)	SE 6	SE 6	SE 6	SE 6	SE 6	ESE 6	—	SE 6	SE 6	SE 6	SE 6	SE 6	—	—	—	SE 6	SE 6	ESE 6	—
kJ	69	51	49	80	83	63	—	33	36	35	34	42	—	—	—	40	54	59	—
Nearest Offshore or Glassy	Scar Reef Sumbawa	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South	Seger Reef (Novotel) Lombok - South	Ekas-Outside Lombok - South	Mawi Lombok - South	Scar Reef Sumbawa	Scar Reef Sumbawa	Mawi Lombok - South	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South	Scar Reef Sumbawa	Mawi Lombok - South	Scar Reef Sumbawa	Ekas-Outside Lombok - South	Ekas-Outside Lombok - South
Rating (10 max)	2	3	3	4	4	4	4	4	4	4	4	4	4	4	3	4	3	3	3
Distance (km)	48	16	16	16	2	16	16	48	48	16	16	16	16	16	48	16	48	16	16
Best forecast wave conditions in South Coast of Lombok		Mawi	Ekas-Inside	Ekas-Outside	Mawi	Ekas-Inside	Mawi			Ekas-Inside	Ekas-Inside	Ekas-Inside	Mawi	Mawi		Mawi		Mawi	Ekas-Inside
Rating (10 max)		4	3	4	4	4	4			4	4	4	4	4		4		4	3
Best forecast wave conditions in Indonesia	Treasure Island Banyak Islands	Asu Nias	Treasure Island Banyak Islands	Treasure Island Banyak Islands	Turtle Island Banyak Islands	Treasure Island Banyak Islands	Turtle Island Banyak Islands	Turtle Island Banyak Islands	Treasure Island Banyak Islands	Treasure Island Banyak Islands	Bay of Plenty Banyak Islands	Thailand Simeulue Island	Thailand Simeulue Island	Thailand Simeulue Island	Thailand Simeulue Island	Thailand Simeulue Island	Asu Nias	Asu Nias	Asu Nias
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Header Global	Kaifu Rivermouth Japan	Trial Harbour Australia	Trial Harbour Australia	Easter Reef Australia	Asu Indonesia	Asu Indonesia	Gas Bay Australia	Nine Mile New Zealand	Papatowai New Zealand	Papatowai New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwrecks Bay-Peaks New Zealand	Shipwreck Bay-Supertubes New Zealand	Cyclops Australia	Cyclops Australia	Shipwrecks Bay-Peaks New Zealand	Shipwrecks Bay-Peaks New Zealand	Ahijedero Mexico	Ouano Lefts New Caledonia
Rating (10 max)	5	8	8	5	4	4	5	9	9	9	7	8	8	5	5	5	5	4	6

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

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Aan 48 hour detailed Surf Forecast

How big are the waves at Aan today (20 Sep):

Short Range Forecast

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