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Surf Forecasts:
Jimmys surfForecast / Sumatra – Mainland / Indonesia
48hr Weather and Surf, issued 12 pm Tuesday 21 Apr 2026 WIBForecast 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
29.7° C
(Which is normal for this time of year)How big are the waves at Jimmys today?
The current surf forecast for Jimmys at 8PM is: 1.5m 13s primary swell from a South-southwest direction and 0.4m 21s secondary swell from a South-southwest direction (forecast issued at 12:00pm April 21). The wind direction is predicted to be cross-shore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 3.5ft (1.1m) | 14s |
| Afternoon (21 Apr) | 4ft (1.2m) | 13s |
| Evening (21 Apr) | 4.5ft (1.4m) | 13s |
Table - waves today at Jimmys. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 407 | 384 | 547 | 713 | 623 | 613 | 627 | 614 | 768 | 2042 | 2265 | 1940 | 1685 | 1845 | 1822 | 1960 | 1885 | 1787 | 1910 | 1884 | 1548 | 1576 | 1347 | 1197 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross | cross- off | cross- off | glass | glass | glass | on | glass | glass | glass | glass | glass | glass | on | on | glass | glass | off | off | cross- off | cross- off |
High Tide / height (m) | 9:45PM 0.71 | 9:52AM 1.25 | 10:36PM 0.65 | 10:44AM 1.14 | 11:41PM 0.62 | |||||||||||||||||||
Low Tide / height (m) | 3:58PM 0.02 | 3:02AM 0.16 | 4:51PM 0.10 | 3:45AM 0.23 | 5:52PM 0.18 | 4:39AM 0.33 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:03 |
| Sunset | - | - | 6:02 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - |
 | |  |  | | |  | | | | |  | | | |  | | | | |  |  | | | |
Rain (mm) | - | - | 1 | 4 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 3 | 13 | 1 | - | - |
| Temp. °C | 29 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 29 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 29 | 29 | 28 | 27 | 25 | 25 | 25 | 26 |
| Feels °C (?) | 33 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 33 | 32 | 33 | 32 | 31 | 31 | 30 | 30 | 33 | 33 | 33 | 32 | 27 | 28 | 28 | 29 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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