10-day surf forecast with Strike Scores for Diamante, Pichilemu, Chile
Diamante is a beginner-friendly beach break near Punta de Lobos, offering a mellow option when the famous point is too powerful or crowded. A good warm-up spot for the Pichilemu area.
Best day in the forecast: 2026-08-13 with a score of 69/100 (Good)
Poor conditions overall: Average score 39/100. Look for spots with better forecasts.
Poor alignment: Swell from 257° is 32° off optimal 225°, barely within workable range 200°-250°.
Too big: 2.6m exceeds maximum 1.8m. Risk of closeouts.
Moderate period: 10s meets minimum 10s but below ideal 14s. Some groundswell energy present.
Onshore/cross-shore: 12 km/h from 194° (SSW). Destroying wave quality. Offshore range: 110°-160°.
Groundswell-dominant conditions (clean, long-period waves).
Poor conditions at Diamante. Either swell direction (257°), size (2.6m), or wind (12 km/h from 194°) is unfavorable. Consider other spots or wait for better conditions.
2.6m (8.5ft) swell from 257° (WSW) at 10s period
Local wind-generated waves (choppy, short-period)
Moderate alignment: Swell from 247° is 22° off optimal 225°, workable but not ideal.
Too big: 2.4m exceeds maximum 1.8m. Risk of closeouts.
Onshore/cross-shore: 11 km/h from 3° (N). Destroying wave quality. Offshore range: 110°-160°.
Poor conditions at Diamante. Either swell direction (247°), size (2.4m), or wind (11 km/h from 3°) is unfavorable. Consider other spots or wait for better conditions.
2.4m (7.9ft) swell from 247° (WSW) at 10s period
Moderate alignment: Swell from 248° is 23° off optimal 225°, workable but not ideal.
Too big: 2.9m exceeds maximum 1.8m. Risk of closeouts.
Short period: 9s is below minimum 10s. Windswell-dominated (choppy, weak waves).
Onshore/cross-shore: 14 km/h from 176° (S). Destroying wave quality. Offshore range: 110°-160°.
Poor conditions at Diamante. Either swell direction (248°), size (2.9m), or wind (14 km/h from 176°) is unfavorable. Consider other spots or wait for better conditions.
2.9m (9.5ft) swell from 248° (WSW) at 9s period
Moderate alignment: Swell from 241° is 16° off optimal 225°, workable but not ideal.
Marginal size: 1.7m is 0.3m from ideal 1.4m.
Moderate period: 12s meets minimum 10s but below ideal 14s. Some groundswell energy present.
Onshore/cross-shore: 12 km/h from 227° (SW). Destroying wave quality. Offshore range: 110°-160°.
Surfable but not special at Diamante. The 1.7m swell from 241° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.7m (5.6ft) swell from 241° (WSW) at 12s period
Moderate alignment: Swell from 234° is 9° off optimal 225°, workable but not ideal.
Too big: 4.0m exceeds maximum 1.8m. Risk of closeouts.
Moderate period: 11s meets minimum 10s but below ideal 14s. Some groundswell energy present.
Onshore/cross-shore: 8 km/h from 250° (WSW). Destroying wave quality. Offshore range: 110°-160°.
Poor conditions at Diamante. Either swell direction (234°), size (4.0m), or wind (8 km/h from 250°) is unfavorable. Consider other spots or wait for better conditions.
4.0m (13.1ft) swell from 234° (SW) at 11s period
Good alignment: Swell from 232° is 7° off optimal 225°, still within prime range.
Too big: 3.5m exceeds maximum 1.8m. Risk of closeouts.
Onshore/cross-shore: 15 km/h from 179° (S). Destroying wave quality. Offshore range: 110°-160°.
Poor conditions at Diamante. Either swell direction (232°), size (3.5m), or wind (15 km/h from 179°) is unfavorable. Consider other spots or wait for better conditions.
3.5m (11.5ft) swell from 232° (SW) at 11s period
Good alignment: Swell from 228° is 3° off optimal 225°, still within prime range.
Too big: 2.1m exceeds maximum 1.8m. Risk of closeouts.
Onshore/cross-shore: 7 km/h from 192° (SSW). Destroying wave quality. Offshore range: 110°-160°.
Surfable but not special at Diamante. The 2.1m swell from 228° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
2.1m (6.9ft) swell from 228° (SW) at 10s period
Perfect alignment: Swell from 226° is within 5° of optimal 225°.
Marginal size: 1.2m is 0.2m from ideal 1.4m.
Onshore/cross-shore: 8 km/h from 180° (S). Destroying wave quality. Offshore range: 110°-160°.
Surfable but not special at Diamante. The 1.2m swell from 226° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.2m (3.9ft) swell from 226° (SW) at 9s period
Very low confidence (8-10 day forecast, conditions may change)
Moderate alignment: Swell from 238° is 13° off optimal 225°, workable but not ideal.
Marginal size: 0.9m is 0.5m from ideal 1.4m.
Perfect period: 14s is at or above ideal 14s. Long-period groundswell with maximum power.
Onshore/cross-shore: 14 km/h from 184° (S). Destroying wave quality. Offshore range: 110°-160°.
Surfable but not special at Diamante. The 0.9m swell from 238° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
0.9m (3.0ft) swell from 238° (WSW) at 14s period
Moderate alignment: Swell from 242° is 17° off optimal 225°, workable but not ideal.
Good size: 1.5m is within 15% of ideal 1.4m.
Onshore/cross-shore: 9 km/h from 6° (N). Destroying wave quality. Offshore range: 110°-160°.
Good surfable conditions at Diamante. 1.5m swell from 242° with manageable wind. Solid session guaranteed.
1.5m (4.9ft) swell from 242° (WSW) at 14s period
Open-Meteo Weather API (wind/weather data)