10-day surf forecast with Strike Scores for Lebu, Biobio Region, Chile
Lebu is a rugged beach break in the former coal mining region.
Best day in the forecast: 2026-08-12 with a score of 62/100 (Fair)
Poor conditions overall: Average score 48/100. Look for spots with better forecasts.
Moderate alignment: Swell from 261° is 26° off optimal 235°, workable but not ideal.
Good size: 2.8m is within 15% of ideal 2.5m.
Moderate period: 13s meets minimum 12s but below ideal 16s. Some groundswell energy present.
Onshore/cross-shore: 11 km/h from 311° (NW). Destroying wave quality. Offshore range: 55°-135°.
-11 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Groundswell-dominant conditions (clean, long-period waves).
Poor conditions at Lebu. Either swell direction (261°), size (2.8m), or wind (11 km/h from 311°) is unfavorable. Consider other spots or wait for better conditions.
2.8m (9.2ft) swell from 261° (W) at 13s period
Local wind-generated waves (choppy, short-period)
Moderate alignment: Swell from 252° is 17° off optimal 235°, workable but not ideal.
Good size: 2.9m is within 15% of ideal 2.5m.
Moderate period: 14s meets minimum 12s but below ideal 16s. Some groundswell energy present.
Onshore/cross-shore: 17 km/h from 143° (SE). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 2.9m swell from 252° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
2.9m (9.5ft) swell from 252° (WSW) at 14s period
Good alignment: Swell from 240° is 5° off optimal 235°, still within prime range.
Marginal size: 2.3m is 0.2m from ideal 2.5m.
Short period: 10s is below minimum 12s. Windswell-dominated (choppy, weak waves).
Onshore/cross-shore: 9 km/h from 203° (SSW). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 2.3m swell from 240° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
2.3m (7.5ft) swell from 240° (WSW) at 10s period
Good alignment: Swell from 229° is 6° off optimal 235°, still within prime range.
Marginal size: 4.0m is 1.5m from ideal 2.5m.
Onshore/cross-shore: 25 km/h from 264° (W). Destroying wave quality. Offshore range: 55°-135°.
Poor conditions at Lebu. Either swell direction (229°), size (4.0m), or wind (25 km/h from 264°) is unfavorable. Consider other spots or wait for better conditions.
4.0m (13.1ft) swell from 229° (SW) at 14s period
Good alignment: Swell from 233° is 2° off optimal 235°, still within prime range.
Too big: 5.4m exceeds maximum 4.0m. Risk of closeouts.
Onshore/cross-shore: 10 km/h from 247° (WSW). Destroying wave quality. Offshore range: 55°-135°.
-10 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Poor conditions at Lebu. Either swell direction (233°), size (5.4m), or wind (10 km/h from 247°) is unfavorable. Consider other spots or wait for better conditions.
5.4m (17.7ft) swell from 233° (SW) at 14s period
Moderate alignment: Swell from 227° is 8° off optimal 235°, workable but not ideal.
Onshore/cross-shore: 11 km/h from 137° (SE). Destroying wave quality. Offshore range: 55°-135°.
-7 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
Surfable but not special at Lebu. The 4.0m swell from 227° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
4.0m (13.1ft) swell from 227° (SW) at 14s period
Moderate alignment: Swell from 215° is 20° off optimal 235°, workable but not ideal.
Onshore/cross-shore: 8 km/h from 345° (NNW). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 2.3m swell from 215° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
2.3m (7.5ft) swell from 215° (SW) at 13s period
Moderate alignment: Swell from 220° is 15° off optimal 235°, workable but not ideal.
Marginal size: 1.1m is 1.4m from ideal 2.5m.
Onshore/cross-shore: 5 km/h from 13° (NNE). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 1.1m swell from 220° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.1m (3.6ft) swell from 220° (SW) at 13s period
Very low confidence (8-10 day forecast, conditions may change)
Good alignment: Swell from 239° is 4° off optimal 235°, still within prime range.
Good period: 15s is 94% of ideal 16s. Clean, powerful groundswell.
Onshore/cross-shore: 11 km/h from 176° (S). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 1.1m swell from 239° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.1m (3.6ft) swell from 239° (WSW) at 15s period
Good alignment: Swell from 242° is 7° off optimal 235°, still within prime range.
Marginal size: 1.5m is 1.0m from ideal 2.5m.
Perfect period: 16s is at or above ideal 16s. Long-period groundswell with maximum power.
Onshore/cross-shore: 22 km/h from 21° (NNE). Destroying wave quality. Offshore range: 55°-135°.
Surfable but not special at Lebu. The 1.5m swell from 242° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.5m (4.9ft) swell from 242° (WSW) at 16s period
Open-Meteo Weather API (wind/weather data)