Impossibles Surf Break

Lat Long: 8.81° S 115.11° E

Impossibles Surf Forecast and Surf Report

Issued: 1 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Impossibles sea temperature is
25.6° C
0.7° 

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


Impossibles surf forecast from 19 Aug 2026:

  • Best quality surf: Wednesday 19 Aug, 8PM (local time) - 8ft (2.5m), 17s period, SSW swell with offshore winds.
  • Most powerful swell: Wednesday 19 Aug, 8PM (local time) - 8ft (2.5m), 17s period, SSW swell with 4,425 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 19 Aug, 8PM (local time) - 8ft (2.5m), 17s period with SSW swell.

Best Forecast Surf Conditions for Impossibles this week:

The surf forecast for Impossibles over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 19) at 8PM. The primary swell is predicted to be 2.5m and 17s period with a secondary swell of 1.1m and 7s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Impossibles in the next 16 days are 2.5m 17s and forecast to arrive on Wednesday (Aug 19) at 8PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 7s period and expected on Saturday (Aug 22) at 8AM.

Wave TypeTime (WITA) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Wed 19th Aug)8ft (2.5m) 17s
Best Surf 8PM (Wed 19th Aug)8ft (2.5m) 17s
Most Powerful 8PM (Wed 19th Aug)8ft (2.5m) 17s

Table - best surf conditions forecast for Impossibles over the next 16 days.


The Lowdown

Alright, Rusty here. Let's have a look at what's on the menu over the next couple of weeks.

Right off the bat, we’ve got a solid run of waves on tap. The water is sitting at 78°, which is pretty much bang on average for this time of year, so no surprises there.

The standout is Impossibles, a proper advanced reef break that’s very consistent. The action kicks off on Wednesday afternoon, the 19th of August, with a solid 8ft SSW groundswell pushing through. The period is a long, powerful 17 seconds, and with a clean ESE offshore breeze, the surface will be smooth as glass. The combined energy is pumping at 4140 (very strong), so this is only for experienced surfers - it’s going to be a handful. Because it's a reef break, those long-period lines will hold up nicely.

The quality holds through Thursday and Friday, with the swell staying in the 8ft to 8ft range and the wind remaining offshore. Thursday morning’s 8ft SW swell (16 seconds) and Friday's 8ft SSW swell (17 seconds) are both clean and powerful. The energy is still very strong (3514 and 3284 respectively). Expect a few crew out, as crowds are sometimes an issue here, but it’s worth it.

The weekend sees a slight drop in size. Saturday morning the 22nd, you’ve got 7ft SSW swell at 16 seconds, still offshore and clean. By Saturday afternoon, the wind shifts a little cross-off, but it’s still clean enough. Sunday morning is a similar story with 6ft SSW groundswell and a clean offshore breeze. The energy is still strong (1986). The afternoons are cross-off, but still rideable.

The start of the following week, Monday the 24th to Tuesday the 25th, holds steady with 6ft to 6ft SSW swell, solid 16-second periods, and consistent offshore winds. The energy is in the moderate to strong range (around 1766 to 1816). Really good, consistent surf for those who can handle it.

There’s a brief dip mid-week on Wednesday the 26th, with the swell dropping to 5ft and the period shortening to 14 seconds (energy down to 902, moderate). The morning is still offshore and clean, but the afternoon gets more marginal with cross-off wind. Thursday the 27th morning is back to clean offshore with a 4ft SSW swell, but the period is a short 12 seconds, so less push.

Now, look out for Friday the 28th of August. The swell jumps back up to 8ft SSW with a 16-second period, and the energy is strong again (2799). The wind is light cross-off, making for clean, powerful waves. Saturday the 29th stays in the 6ft range with a cross-off breeze, but it’s a bit less punchy.

The run continues through the end of the month and into September. Sunday the 30th has a tiny 2ft SW swell with a very long 22-second period in the afternoon, which is a weird one - that long period on a reef will produce some very clean, walled-up lines, but it’ll be small and inconsistent. The wind is offshore, so it’s clean. Monday the 31st sees a 5ft to 7ft SW groundswell (19 seconds) return, with offshore winds and strong energy (2466 to 3206). Tuesday the 1st of September keeps it going with 8ft SW swell, also offshore. The energy is very strong (3362).

After that, we’re into the first week of September. The swell tapers off gradually. Wednesday the 2nd has 7ft SW swell, still offshore in the morning, with energy at 2044 (strong). The afternoons go cross-off. Thursday the 3rd sees 5ft to 5ft SW swell and lighter winds, but the energy drops to moderate (1226 to 1037). The surf is still there, but it’s losing its punch.

Overall, the best window is from the 19th through the 25th of August, with the biggest, cleanest, and most powerful swell. The 28th of August is another standout day. After that, it’s still rideable but less consistent and powerful. If you’re an advanced surfer, you’ve got some serious waves to chase.

- Rusty

Short Range Forecast

Mostly dry. Warm (max 25°C on Wed afternoon, min 24°C on Wed night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 2mm), mostly falling on Sun morning. Warm (max 25°C on Sat afternoon, min 24°C on Sat afternoon). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
5
5
4
4
4
4
4
4
4
3
4
4
3
3
4
4
4
4
4
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
SSW
17
2.5
SSW
17
2.5
SW
16
2.4
SW
16
2.2
SW
16
1.7
SW
15
2.3
SSW
17
2.3
SSW
16
2.2
SSW
16
2.1
SSW
16
2
SSW
15
1.8
SSW
15
1.8
SSW
15
1.5
SSW
18
1.9
SSW
16
1.8
SSW
16
1.4
SSW
14
1.9
SSW
16
1.7
SSW
16
1.7
SSW
14
Wave Graph
Metric surfscale
Energy kJ
4037
4273
3470
2992
2383
1274
3156
2731
2359
2123
1716
1447
1409
1324
1766
1608
763
1803
1322
1257
Wind (km/h)
25
ESE
20
ESE
25
ESE
25
ESE
25
ESE
25
ESE
20
ESE
25
ESE
25
ESE
20
SE
25
SE
20
ESE
25
SE
20
SE
25
SE
25
SE
20
SE
25
SE
20
SE
20
SE
Wind State
off
off
off
off
off
off
off
off
off
cross-off
off
off
cross-off
cross-off
off
off
off
off
off
off
High Tide
1:55AM2.35m
2:11PM1.68m
2:25AM2.17m
2:45PM1.45m
3:04AM1.98m
3:57PM1.24m
4:20AM1.81m
7:01AM1.80m
9:41PM1.54m
8:22AM1.96m
9:53PM1.74m
Low Tide
7:29PM0.62m
8:29AM0.68m
7:49PM0.80m
9:16AM0.87m
8:05PM0.98m
10:40AM1.02m
8:00PM1.16m
1:50PM0.98m
2:55PM0.79m
2:14AM1.28m
3:26PM0.61m
3:05AM1.09m
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
rain showers
clear
part cloud
rain showers
clear
part cloud
cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:26
6:26
6:26
6:24
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:17
6:17
6:17
6:17
6:17
6:17
 mm
1
1
Temp °C
25
25
24
25
25
24
25
25
24
25
25
25
25
25
25
25
25
25
25
25
Feels °C
25
25
24
25
25
24
25
25
25
25
25
25
25
26
24
24
24
24
24
26
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Impossibles Surf forecast

The above surf forecast table for Impossibles provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Impossibles can be found by selecting the local surf guide option on the grey menu. Our Impossibles surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Impossibles) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Impossibles may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Impossibles is 12 km (7 miles) from the city of Kuta. If you plan a holiday in The Bukit - Bali, look for hotels and other accommodation in Kuta. Kuta has rooms for a wide range of budgets as well as car hire and transport links.

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