Jimmys surfForecast / Sumatra – Mainland / Indonesia

information circle48hr Weather and Surf, issued 12 pm Saturday 20 Dec 2025 WIB
Forecast update in hr  min  s Forecast update imminent
Jimmys surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jimmys sea temperature is
29.1° C
(Which is slightly warmer than usual)


How big are the waves at Jimmys today?

The current surf forecast for Jimmys at 6PM is: 0.9m 10s primary swell from a South-southwest direction and 0.6m 12s secondary swell from a Southwest direction, 0.6m 4s secondary swell from a West direction (forecast issued at 12:00pm December 20). The wind direction is predicted to be cross-shore.

Time (WIB) & DateWave HeightWave Period
Morning (20 Dec)3.5ft (1.0m)11s
Afternoon (20 Dec)3.5ft (1.0m)11s
Evening (20 Dec)3.5ft (1.1m)10s

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

Updates in  hr  min  s Forecast update imminent
Saturday
20
Sunday
21
Monday
22
Tuesday
23
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
Rating
(10 max)
0
0
0
1
2
3
2
2
0
0
0
1
3
2
2
3
2
1
1
2
3
3
3
3
Swell
Height Map
Wave Height (m) & direction (?)
1.1
SSW
1
SSW
1
SSW
0.6
SW
1.1
S
1.2
S
1.2
S
1.2
S
0.9
S
0.6
SW
0.7
SW
0.8
SW
0.9
SW
0.7
SW
0.7
SW
0.9
SW
0.9
SSW
0.9
SW
0.9
SW
0.9
SW
1.2
S
0.9
SW
0.9
SSW
0.9
SW
Period(s) (?)12111216101010109151515151515151514141410141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)324256256173240279284279136176217255314223223314372305301297313268318262
Wind
(km/h)
15
WNW
15
W
15
WNW
15
NW
10
NNW
10
NNW
10
NNW
10
NNW
15
WNW
20
W
15
W
10
WNW
10
NNW
10
NNW
10
NNW
10
NNW
10
W
15
W
15
W
10
NW
10
NNW
10
NNW
5
NNW
5
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
glass
High Tide
/ height (m)
7:03PM
1.13
7:58AM
0.63
7:38PM
1.15
8:33AM
0.66
8:12PM
1.15
Low Tide
/ height (m)
12:13PM
0.29
2:06AM
0.09
12:52PM
0.28
2:38AM
0.08
1:29PM
0.28
3:09AM
0.09
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Sunrise-------5:50-------5:50-------5:50
Sunset--6:14-------6:15-------6:15-----
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
clear
clear
part cloud
clear
Rain (mm)
-231---------------1----
Temp. °C292828262626252629292927262625262928282726262626
Feels °C (?)313031292929272931313231292927293230303130303030
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Latest Updates

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jimmys surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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