
Surf Forecasts:
Medewi surf forecast from 6 Aug 2026:
- Best quality surf: Thursday 6 Aug, 11PM (local time) - 5ft (1.6m), 16s period, SSW swell with cross-offshore winds.
- Most powerful swell: Thursday 13 Aug, 2PM (local time) - 8ft (2.5m), 17s period, SSW swell with 4,060 kJ wave energy.
- Next surfable swell (1★+): Thursday 6 Aug, 11PM (local time) - 5ft (1.6m), 16s period with SSW swell.
Best Forecast Surf Conditions for Medewi this week:
The surf forecast for Medewi over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 06) at 11PM. The primary swell is predicted to be 1.6m and 16s period with a secondary swell of 0.6m and 6s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Medewi in the next 16 days are 2.5m 17s and forecast to arrive on Thursday (Aug 13) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (WITA) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Thu 6th Aug) | 5ft (1.6m) 16s |
| Best Surf | 11PM (Thu 6th Aug) | 5ft (1.6m) 16s |
| Most Powerful | 2PM (Thu 13th Aug) | 8ft (2.5m) 17s |
Table - best surf conditions forecast for Medewi over the next 16 days.
The Lowdown
G’day, Rusty here. Let’s be straight with you—this stretch is a bit of a grind. We’ve got a solid window of south swell pushing through, but the wind is going to be the constant thorn in our side. It’s mostly cross-onshore, which means the surface is going to be lumpy and chopped up more often than not. The energy is there, but the quality is going to be a fight.
The first few days, through Friday the 7th and into the weekend, are all about consistency rather than perfection. Swell is hovering around 6ft from the SSW with a healthy 16-17 second period, and the energy is strong, reading 1958 on Friday afternoon. But the 15-20 km/h SE breeze is going to keep things fairly choppy. It’s not going to be a total write-off, but you’ll be working for the good ones.
The real standout in this whole run looks like Monday the 10th. The morning is smallish at 5ft, but that swell is carrying a long 19-second period, and the energy is pumping at 2360. The wind drops to a light 10 km/h breeze, which is the best we’ll see for a while. It’s still cross-onshore, but with that light wind, it’ll be the cleanest the lineup gets. Then that afternoon, the swell jumps to 8ft with an 18-second period and energy up at 3404. That’s the pick of the week. The waves will be powerful and lined up, but that size is getting into the range where it’s no longer a beginner’s playground. It’s a proper groundswell, so the point at Medewi (Jembrana) will be handling it far better than a beach break would.
The middle of the week, Tuesday the 11th, holds at 8ft with energy peaking at 4117, but the wind picks back up to 15 km/h and the chop returns. Still surfable, still powerful, but not as clean as Monday. By Wednesday the 12th, the swell eases back to 6ft and the period drops to 15 seconds. The energy is weaker at 1567, and it feels like the pulse is fading.
Then we get a second pulse building into Thursday the 13th. The swell punches back up to 8ft from the SSW with a 17-second period, and the energy is strong at 3864. That’s a serious amount of water moving. But at 8ft, this is expert territory only. The wind is still cross-onshore at 15-20 km/h, so it’s going to be a raw, powerful, and messy session. You’ll need your wits about you.
After that, the swell backs off a bit into Friday and Saturday, but the wind stays annoying. Saturday the 15th morning drops to 4ft with a good 18-second period and light winds, but the energy is only at 1628. It’s a brief window of cleaner, smaller waves before the afternoon bumps back up to 6ft with the breeze picking up again.
Then we hit a rough patch. Sunday the 16th afternoon through Tuesday the 18th is genuinely poor. The swell drops, the wind cranks up to 25 km/h, and it’s just choppy, blown-out slop. The energy drops below 1100, and it’s not worth paddling out. That’s a solid three-day gap of nothing.
The swell tries to rebuild from Wednesday the 19th, with 6-7ft SSW swell and 17-18 second periods, but the wind is still cross-onshore at 20 km/h. It’s better than the weekend, but still not great. By Thursday the 20th, the wind eases to 10-15 km/h and the swell is back to 7ft, but the energy is moderate at 2536. It’s a slight improvement, but the long-range picture is still just “promising” rather than “go-time.”
The final few days, into the 21st and 22nd, see the swell fade back down to 6ft and then 5ft. The wind stays cross-onshore or goes cross-shore, but the energy is dropping off. It’s a fizzle, not a bang.
So, bottom line: if you want the best wave this fortnight, you’re looking at Monday the 10th. That’s the standout. The swell is big, the period is long, and the wind is the lightest it’s going to be. Get on it early. The second look is Thursday the 13th, but that’s only for the experienced crew. Other than that, it’s a lot of chop and a bit of a waiting game.
Water temp is running about average for this time of year, so it’s not a factor. Just bring your patience and your best paddling arms.
Catch you in the water.
Rusty.
Short Range ForecastSome drizzle, heaviest during Sun morning. Warm (max 27°C on Fri morning, min 23°C on Thu night). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | Tuesday 11 | Wednesday 12 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 19 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 19 |
Wave Graph | |||||||||||||||||||
1214 | 1750 | 1862 | 2084 | 1586 | 1566 | 1358 | 1324 | 1169 | 857 | 1706 | 3404 | 3856 | 3033 | 2751 | 1956 | 1567 | 956 | 1469 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross-off | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross |
High Tide | 4:39AM1.59m | 5:44AM1.65m | 6:56AM1.71m | 8:05AM1.79m | 11:49PM1.16m | 9:06AM1.86m | 00:04AM1.20m | 10:01AM1.88m | 00:26AM1.25m | ||||||||||
Low Tide | 8:22PM0.88m | 1:22PM0.44m | 2:34PM0.26m | 3:30PM0.11m | 4:18PM0.01m | 2:21AM1.11m | 5:01PM-0.03m | 3:36AM1.04m | 5:39PM-0.00m | 4:37AM0.96m | |||||||||
— | 6:33 | — | — | 6:31 | — | — | 6:31 | — | — | 6:31 | — | — | 6:31 | — | — | 6:31 | — | — | |
6:19 | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | |
mm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 27 | 26 | 24 | 27 | 27 | 24 | 27 | 26 | 24 | 26 | 27 | 24 | 26 | 26 | 23 | 26 | 27 | 24 |
Feels °C | 25 | 28 | 27 | 25 | 28 | 27 | 25 | 27 | 25 | 25 | 27 | 28 | 25 | 26 | 26 | 24 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 19 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 19 |
1214 | 1750 | 1862 | 2084 | 1586 | 1566 | 1358 | 1324 | 1169 | 857 | 1706 | 3404 | 3856 | 3033 | 2751 | 1956 | 1567 | 956 | 1469 | |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 6 | SSE 6 | SE 6 | — | — | — | — | — | SSE 6 | SSW 14 | — | — | — | SSW 19 | — | — | S 7 | SSW 13 |
29 | 31 | 26 | 19 | — | — | — | — | — | 18 | 638 | — | — | — | 1366 | — | — | 66 | 590 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SSW 20 | S 6 | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | 133 | 16 | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | ESE 6 | SE 6 | SSE 6 | SSE 5 | SSE 5 | SSE 5 | SE 6 | — | — | — | — | — | — | — | — | — |
95 | 85 | 70 | 71 | 27 | 23 | 16 | 24 | 25 | 46 | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 18 | 52 | 52 | 0 | 51 | 52 | 18 | 73 | 52 | 18 | 42 | 52 | 18 | 42 | 47 | 18 | 52 | 52 | 18 |
Best forecast wave conditions in West Coast of Bali | |||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||
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Information about the Medewi Surf forecast
The above surf forecast table for Medewi provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Medewi can be found by selecting the local surf guide option on the grey menu. Our Medewi 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 (Medewi) 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 Medewi 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.
Medewi is 27 km (17 miles) from Negara. If you plan a holiday in West Coast of Bali, look for hotels and other accommodation in Negara. Negara has rooms for a wide range of budgets as well as car hire and transport links.











