
Surf Forecasts:
Conchalio surf forecast from 2 Sep 2026:
- Best quality surf: Friday 4 Sep, 12AM (local time) - 4.5ft (1.4m), 18s period, SW swell with cross-offshore winds.
- Most powerful swell: Friday 4 Sep, 9PM (local time) - 5.5ft (1.7m), 16s period, SSW swell with 1,555 kJ wave energy.
- Next surfable swell (1★+): Thursday 3 Sep, 12AM (local time) - 2.5ft (0.8m), 16s period with SSW swell.
Best Forecast Surf Conditions for Conchalio this week:
The surf forecast for Conchalio over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 03) at 12AM. The primary swell is predicted to be 0.8m and 16s period with a secondary swell of 0.9m and 12s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Conchalio in the next 16 days are 1.7m 16s and forecast to arrive on Friday (Sep 04) at 9PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 7s period and expected on Sunday (Sep 06) at 6PM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 3rd Sep) | 2.5ft (0.8m) 16s |
| Best Surf | 12AM (Fri 4th Sep) | 4.5ft (1.4m) 18s |
| Most Powerful | 9PM (Fri 4th Sep) | 5.5ft (1.7m) 16s |
Table - best surf conditions forecast for Conchalio over the next 16 days.
The Lowdown
G’day, I’m Rusty. Let’s take a look at Playa-Conchalio and what’s coming our way.
So we’ve got a solid run of surf that stretches the full 16 days. The overall pattern is a persistent, long-period SW groundswell—periods of 13 to 18 seconds, so proper groundswell lines and longer waits between sets, which helps the paddle out. For a beach break like Conchalio, that long period can make the waves break a little straighter, but the quality is still there. The water temp is 86°F, about 1°F warmer than average—so not unusual, just a touch warm for the time of year.
Wednesday morning, September 2, we start with glassy conditions—wind out of the SE at 0 mph, dead calm. Swell is 3ft from the SSW at 13 seconds, combined energy is moderate at 551. Clean, fun little surf. The afternoon goes onshore with a risk of thunderstorms, so that’s a wash.
Thursday the 3rd is a bit junky—a light cross-shore breeze in the morning on 3ft, 16-second swell, energy 539. Not clean enough to get excited.
The real standout is Friday morning, September 4. This is the session. Wind is glassy out of the SE at 3 mph, swell is 5ft from the SW with a very long 17-second period, and the combined energy is strong at 1366. That’s excellent for experienced surfers. Crowds are “sometimes” so you might have company but it won’t be packed. The swell is coming from the SSW, and Conchalio’s optimum is W, so it’s a bit off the best angle, but with that size, period, and glass—trust me, it’s the pick.
Saturday morning the 5th is another strong one—6ft from the SSW, 16 seconds, light cross-off breeze keeping it clean, energy at 1390. Still excellent for experienced surfers.
From Sunday the 6th through the next week, the pattern is smaller morning surf with onshore wind in the afternoons. Sunday morning is glassy, 5ft, 15 seconds, energy 941—very good. Monday and Tuesday mornings hold 4ft and 3ft, glassy, still long period.
Midweek, from Wednesday the 9th, the size drops to 3ft to 3ft through to the 12th. Mornings remain glassy, but the energy falls into the 400s-500s. Still rideable for a beginner, but less powerful.
The second week, starting Sunday the 13th, the swell drops further to 2ft-3ft with very long periods up to 18 seconds—tricky for a beach break. Mornings are almost all glassy or calm, so it’s nice to be out, but you’ll want a longboard. The best of that week is Tuesday morning the 15th—2ft, 17 seconds, dead calm, but it’s small.
The last morning, Thursday September 17, shows a little bump: 3ft from the SSW, 14 seconds, glassy, energy at 745. A solid finish.
Overall, consistent morning glass, with the absolute best surf on Friday September 4. Don’t sleep on that one.
Rusty.
Short Range ForecastModerate rain (total 11mm), heaviest on Wed night. Warm (max 32°C on Wed morning, min 25°C on Thu night). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 19mm), heaviest on Mon afternoon. Warm (max 32°C on Sat morning, min 25°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | |||||||||||||||
AM | PM | 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 18 | SSW 16 | SSW 16 | SW 16 | SW 15 | SW 18 | SW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SSW 13 | SSW 18 | SSW 17 | SSW 16 |
Wave Graph | |||||||||||||||||||||
281 | 347 | 334 | 362 | 537 | 1249 | 1207 | 1336 | 1517 | 1356 | 1339 | 918 | 911 | 701 | 691 | 545 | 456 | 304 | 299 | 261 | 237 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | off | cross | on | cross-off | glassy | on | cross-off | cross-off | on | cross-off | glassy | on | glassy | glassy | on | cross-off | glassy | glassy | cross-off |
High Tide | 6:13PM1.84m | 6:37AM2.12m | 7:00PM1.77m | 7:27AM2.06m | 7:54PM1.69m | 8:25AM1.98m | 8:59PM1.63m | 9:33AM1.92m | 10:13PM1.63m | 10:45AM1.90m | 11:28PM1.70m | 11:56AM1.93m | 00:35AM1.83m | ||||||||
Low Tide | 12:12PM0.23m | 00:15AM0.24m | 1:00PM0.28m | 1:02AM0.30m | 1:54PM0.35m | 1:57AM0.38m | 2:56PM0.41m | 3:03AM0.44m | 4:07PM0.43m | 4:19AM0.47m | 5:18PM0.40m | 5:36AM0.44m | 6:23PM0.33m | ||||||||
5:46 | — | — | 5:46 | — | — | 5:46 | — | — | 5:46 | — | — | 5:46 | — | — | 5:46 | — | — | 5:46 | — | — | |
— | 6:07 | — | — | 6:07 | — | — | 6:06 | — | — | 6:05 | — | — | 6:05 | — | — | 6:04 | — | — | 6:02 | — | |
mm | — | 1 | 6 | — | — | 1 | — | — | 3 | — | — | 4 | — | 1 | 7 | — | 5 | 2 | — | — | — |
Temp °C | 32 | 30 | 27 | 31 | 30 | 27 | 31 | 30 | 28 | 32 | 29 | 27 | 31 | 30 | 28 | 31 | 30 | 26 | 33 | 29 | 28 |
Feels °C | 34 | 33 | 31 | 34 | 33 | 31 | 33 | 33 | 32 | 34 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 29 | 35 | 33 | 31 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SW 15 | SW 18 | SW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SSW 13 | SSW 13 | SW 13 | SSW 13 |
281 | 286 | 255 | 177 | 537 | 1249 | 1207 | 1336 | 1517 | 1356 | 1339 | 918 | 911 | 701 | 691 | 545 | 456 | 304 | 299 | 249 | 206 | |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSE 6 | SSW 16 | SW 16 | SSW 12 | S 6 | SSW 12 | SSW 12 | W 8 | W 8 | W 8 | SSE 7 | W 10 | SE 7 | SE 6 | SSE 7 | SE 6 | S 7 | SSW 18 | SSW 17 | SSW 16 |
270 | 47 | 334 | 362 | 180 | 18 | 119 | 153 | 37 | 34 | 33 | 26 | 30 | 25 | 13 | 18 | 30 | 33 | 273 | 261 | 237 | |
Swell 3 Height (m) Direction Period (s) | SSE 6 | SSW 16 | SSE 6 | SSE 6 | SSE 6 | W 8 | W 9 | W 9 | SSE 6 | SSE 8 | SSE 8 | W 9 | — | S 7 | WNW 11 | WNW 11 | S 7 | SSW 18 | S 6 | S 6 | SE 6 |
23 | 347 | 34 | 24 | 13 | 22 | 40 | 39 | 16 | 11 | 11 | 25 | — | 15 | 40 | 39 | 24 | 126 | 19 | 18 | 19 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 6 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 341 | 0 | 1 | 342 | 0 | 0 | 343 | 0 | 0 | 338 | 0 | 0 | 341 | 0 | 0 | 338 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in El-Salvador - Costa del Balsamo | |||||||||||||||||||||
Best forecast wave conditions in El Salvador | |||||||||||||||||||||
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Information about the Conchalio Surf forecast
The above surf forecast table for Conchalio provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Conchalio can be found by selecting the local surf guide option on the grey menu. Our Conchalio 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 (Conchalio) 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 Conchalio 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.
Conchalio is 2 km (1 miles) from the city of La Libertad. If you plan a holiday in El-Salvador - Costa del Balsamo, look for hotels and other accommodation in La Libertad. La Libertad has rooms for a wide range of budgets as well as car hire and transport links.










