10-day surf forecast with Strike Scores for Constitucion, Maule Region, Chile
Constitucion marks the transition into southern Chile's coastline.
Best day in the forecast: 2026-08-08 with a score of 80/100 (Firing)
Moderate recommendation: Constitucion has 1 Firing day(s) and 2 Good day(s). Worth considering.
Moderate alignment: Swell from 257° is 27° off optimal 230°, workable but not ideal.
Good size: 2.1m is within 15% of ideal 1.9m.
Good period: 13s is 93% of ideal 14s. Clean, powerful groundswell.
Onshore/cross-shore: 11 km/h from 37° (NE). Destroying wave quality. Offshore range: 50°-130°.
Groundswell-dominant conditions (clean, long-period waves).
Surfable but not special at Constitucion. The 2.1m swell from 257° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
2.1m (6.9ft) swell from 257° (WSW) at 13s period
Moderate alignment: Swell from 252° is 22° off optimal 230°, workable but not ideal.
Marginal size: 1.9m is 0.0m from ideal 1.9m.
Moderate period: 10s meets minimum 10s but below ideal 14s. Some groundswell energy present.
Onshore/cross-shore: 11 km/h from 190° (S). Destroying wave quality. Offshore range: 50°-130°.
Poor conditions at Constitucion. Either swell direction (252°), size (1.9m), or wind (11 km/h from 190°) is unfavorable. Consider other spots or wait for better conditions.
1.9m (6.2ft) swell from 252° (WSW) at 10s period
Local wind-generated waves (choppy, short-period)
Moderate alignment: Swell from 246° is 16° off optimal 230°, workable but not ideal.
Marginal size: 1.3m is 0.6m from ideal 1.9m.
Moderate period: 12s meets minimum 10s but below ideal 14s. Some groundswell energy present.
Onshore/cross-shore: 16 km/h from 248° (WSW). Destroying wave quality. Offshore range: 50°-130°.
Poor conditions at Constitucion. Either swell direction (246°), size (1.3m), or wind (16 km/h from 248°) is unfavorable. Consider other spots or wait for better conditions.
1.3m (4.3ft) swell from 246° (WSW) at 12s period
Moderate alignment: Swell from 242° is 12° off optimal 230°, workable but not ideal.
Perfect size: 2.4m is at the sweet spot (ideal: 1.9m).
Perfect period: 15s is at or above ideal 14s. Long-period groundswell with maximum power.
Onshore/cross-shore: 8 km/h from 323° (NW). Destroying wave quality. Offshore range: 50°-130°.
Excellent conditions at Constitucion. The 2.4m swell from 242° aligns well with the spot, and light offshore winds are grooming the face. Worth planning a trip around this.
2.4m (7.9ft) swell from 242° (WSW) at 15s period
Good alignment: Swell from 235° is 5° off optimal 230°, still within prime range.
Perfect period: 14s is at or above ideal 14s. Long-period groundswell with maximum power.
Onshore/cross-shore: 10 km/h from 185° (S). Destroying wave quality. Offshore range: 50°-130°.
Good surfable conditions at Constitucion. 2.1m swell from 235° with manageable wind. Solid session guaranteed.
2.1m (6.9ft) swell from 235° (SW) at 14s period
Good alignment: Swell from 237° is 7° off optimal 230°, still within prime range.
Marginal size: 1.6m is 0.3m from ideal 1.9m.
Onshore/cross-shore: 6 km/h from 255° (WSW). Destroying wave quality. Offshore range: 50°-130°.
Good surfable conditions at Constitucion. 1.6m swell from 237° with manageable wind. Solid session guaranteed.
1.6m (5.2ft) swell from 237° (WSW) at 13s period
Marginal size: 0.8m is 1.1m from ideal 1.9m.
Onshore/cross-shore: 7 km/h from 200° (SSW). Destroying wave quality. Offshore range: 50°-130°.
Surfable but not special at Constitucion. The 0.8m swell from 237° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
0.8m (2.6ft) swell from 237° (WSW) at 12s period
Poor alignment: Swell from 280° is 50° off optimal 230°, barely within workable range 200°-270°.
Marginal size: 1.0m is 0.9m from ideal 1.9m.
Onshore/cross-shore: 9 km/h from 200° (SSW). Destroying wave quality. Offshore range: 50°-130°.
Surfable but not special at Constitucion. The 1.0m swell from 280° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.0m (3.3ft) swell from 280° (W) at 15s period
Very low confidence (8-10 day forecast, conditions may change)
Moderate alignment: Swell from 255° is 25° off optimal 230°, workable but not ideal.
Marginal size: 1.1m is 0.8m from ideal 1.9m.
Perfect period: 16s is at or above ideal 14s. Long-period groundswell with maximum power.
Onshore/cross-shore: 8 km/h from 30° (NNE). Destroying wave quality. Offshore range: 50°-130°.
Surfable but not special at Constitucion. The 1.1m swell from 255° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
1.1m (3.6ft) swell from 255° (WSW) at 16s period
Onshore/cross-shore: 31 km/h from 32° (NNE). Destroying wave quality. Offshore range: 50°-130°.
Poor conditions at Constitucion. Either swell direction (252°), size (0.8m), or wind (31 km/h from 32°) is unfavorable. Consider other spots or wait for better conditions.
0.8m (2.6ft) swell from 252° (WSW) at 14s period
Open-Meteo Weather API (wind/weather data)