Grajagan Bay/G-Land Surf Break

Lat Long: 8.71° S 114.37° E

Grajagan Bay/G-Land Surf Forecast and Surf Report

Issued: 12 pm 10 Aug 2026 (local time)

Forecast update in  hr  min

Today's Grajagan Bay/G-Land sea temperature is
25.1° C
1.1° 

Grajagan Bay/G-Land surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Grajagan Bay/G-Land surf forecast from 10 Aug 2026:

  • Best quality surf: Tuesday 11 Aug, 1AM (local time) - 11ft (3.5m), 17s period, SSW swell with cross-offshore winds.
  • Most powerful swell: Tuesday 11 Aug, 1AM (local time) - 11ft (3.5m), 17s period, SSW swell with 7,236 kJ wave energy.
  • Next surfable swell (1★+): Monday 10 Aug, 7PM (local time) - 11ft (3.5m), 18s period with SSW swell.

Best Forecast Surf Conditions for Grajagan Bay/G-Land this week:

The surf forecast for Grajagan Bay/G-Land over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 10) at 7PM. The primary swell is predicted to be 3.5m and 18s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Grajagan Bay/G-Land in the next 16 days are 3.5m 17s and forecast to arrive on Tuesday (Aug 11) at 1AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Wednesday (Aug 12) at 4PM.

Wave TypeTime (WIB) & Date Wave Height & Period
Next good surf (1 star+) 7PM (Mon 10th Aug)11ft (3.5m) 18s
Best Surf 1AM (Tue 11th Aug)11ft (3.5m) 17s
Most Powerful 1AM (Tue 11th Aug)11ft (3.5m) 17s

Table - best surf conditions forecast for Grajagan Bay/G-Land over the next 16 days.


The Lowdown

G’day, Rusty here. The outlook for Grajagan Bay (G-Land) is a solid run of serious, groundswell-driven reef breaks. This is a truly standout stretch for advanced surfers only, with a big, long-period SSW swell that’s just about locked in for the whole sixteen days. The water’s sitting at 77°, which is a touch colder than average for this time of year, so you might want a light spring suit.

The action kicks off from Monday morning, August 10th. The swell is pumping at 7ft from the SSW, with a very long period of 19 seconds and combined energy at 4307. That’s proper groundswell energy, and with a light SE breeze keeping it clean, the morning session is the standout. These long-period waves are best on the reef here, but they’ll be powerful and fast, so only for the experienced. The rating is top-notch for the experienced crowd.

Monday afternoon holds, but the swell jumps to 10ft and the wind picks up to a moderate breeze, making it more marginal. Tuesday morning, August 11th, is another 10ft monster with a 17-second period and energy at 5650. The wind is still a gentle cross-off, so it’s clean. But the real standout for the week is Tuesday afternoon, where the swell is still 10ft, the period stretches to 19 seconds, and the energy hits 8639. That’s massive power, and the wind is a moderate cross-off, so it’s on the edge of being too big for anyone but experts.

The pattern continues through Wednesday, August 12th, with a 8ft swell and 17-second period in the morning, then easing to 7ft in the afternoon. The energy stays well above 2000, so it’s still a heavy wave, but the wind and tide conditions make it feel more marginal. Thursday morning, August 13th, is another excellent shout for experts: 10ft, 17-second period, and a gentle cross-off. The energy is 4254, so it’s a powerful, clean morning.

Friday, August 14th, sees the swell drop a touch to 8ft, but the period is still a solid 15 seconds. The morning has some clouds and a light breeze, keeping it clean. The energy is 3108, so still a proper wave. The weekend, starting Saturday, August 15th, has a 8ft swell with a 17-second period. The morning is excellent, with a light breeze and energy at 3304, while the afternoon gets a bit more wind. Sunday, August 16th, is similar: 7ft, 16-second period, and a light breeze in the morning making it clean (energy 2441).

Into the second week, the swell stays consistent but eases slightly. Monday, August 17th, sees 5ft in the morning with a 14-second period and energy at 1077. It’s still clean and excellent for the experienced, but the power is dialing back. Tuesday, August 18th, through Friday, August 21st, the swell hovers between 7ft and 8ft, with periods of 15-17 seconds, and the wind is a steady cross-off from the SE or ESE. Energy values are mostly in the 2000-3500 range, so it’s a persistent, strong groundswell.

The last weekend, August 22nd and 23rd, holds 7ft and 4ft swells respectively. The 23rd is interesting: a 4ft swell but with a very long period of 20 seconds, and energy at 2818. That’s a deceptive amount of energy for the size, and with a light breeze in the morning, it’s clean and excellent for the experienced. The final Monday, August 24th, is a standout for the second week: 10ft, 17-second period, and a light SE breeze. The energy is 4409, and it’s an excellent morning for the crew who can handle it. Tuesday, August 25th, closes out with a 7ft, 15-second period and a light breeze.

The best of the best? You’ve got two true standouts. The first is Tuesday, August 11th, afternoon session: 10ft, 19-second period, and 8639 energy. That’s as good as it gets for experts. The second is Monday, August 24th, morning: 10ft, 17-second period, light breeze, and 4409 energy. Both are massive, clean, and powerful. Beginners, steer clear—anything over 5ft is too big, and these are way over 8ft, so it’s experts only. Crowds are possible at G-Land, so expect company.

This is you, Rusty.

Short Range Forecast

Mostly dry. Warm (max 25°C on Mon morning, min 22°C on Mon night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 25°C on Thu morning, min 22°C on Fri night). Wind will be generally light.

Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
AM
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
8
5
8
5
4
3
4
5
4
5
4
3
4
5
4
4
4
3
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
SSW
19
3
SSW
18
3.5
SSW
17
3
SSW
17
3
SSW
19
2.5
SSW
16
2.3
SSW
17
2.1
SSW
16
1.7
SSW
18
3
SSW
17
3
SSW
16
2.5
SSW
16
2.4
SSW
15
2.1
SSW
15
1.8
SSW
14
2.4
SSW
17
2.4
SSW
17
2.3
SSW
16
2.2
SSW
16
2
SSW
15
1.8
SSW
14
Wave Graph
Metric surfscale
Energy kJ
2872
5976
7236
5650
6972
3309
3102
2143
1774
4254
4272
3668
2758
1877
1346
3277
3239
2653
2441
1712
1319
Wind (km/h)
10
SE
20
SE
10
ESE
15
SE
20
SE
10
SE
15
SE
20
SE
15
ESE
15
SE
20
SE
15
SE
15
SE
20
SE
10
SE
10
SE
20
SE
5
E
10
SE
20
SE
5
E
Wind State
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
cross-off
cross-off
cross-off
cross-off
glassy
cross-off
cross-off
glassy
High Tide
7:59PM1.54m
7:13AM2.28m
8:42PM1.78m
8:15AM2.45m
9:18PM2.03m
9:04AM2.58m
9:51PM2.25m
9:47AM2.64m
10:23PM2.43m
10:25AM2.60m
10:54PM2.55m
11:01AM2.49m
11:24PM2.59m
Low Tide
00:41AM1.10m
2:21PM0.34m
1:58AM0.89m
3:02PM0.18m
2:52AM0.66m
3:37PM0.09m
3:38AM0.46m
4:10PM0.05m
4:19AM0.32m
4:41PM0.08m
4:58AM0.26m
5:09PM0.16m
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:33
5:33
5:33
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:21
5:21
5:21
5:21
5:21
5:21
5:21
 mm
Temp °C
25
24
23
25
24
23
25
24
24
25
24
23
24
24
23
25
24
23
26
25
23
Feels °C
27
24
24
25
24
24
26
24
25
26
24
25
24
24
25
27
24
26
28
26
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 Grajagan Bay/G-Land Surf forecast

The above surf forecast table for Grajagan Bay/G-Land provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Grajagan Bay/G-Land can be found by selecting the local surf guide option on the grey menu. Our Grajagan Bay/G-Land 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 (Grajagan Bay/G-Land) 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 Grajagan Bay/G-Land 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.

Are you planning a holiday in East Java? If you are looking for accommodation near Grajagan Bay/G-Land, camping, hotels and holiday cottages in East Java, consider staying in Muncar which is 31 km (19 miles) away. Other places in and around East Java where you can find information about places to rent, and car hire include Srono which is 36 km (22 miles) away, Gambiran Satu, Genteng and Singojuruh.

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