Surf Forecast for Infiernillo
type: Dataset
description: 10-day surf forecast with Strike Scores for Infiernillo, Pichilemu, Chile
about: Infiernillo
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: -34.4167
    longitude: -72.0417
  description: Infiernillo ("Little Hell") is one of Chile's heaviest waves.
summary:
  best day:
    date: 2026-08-10
    score: 49
    category: Fair
    explanation: Best day in the forecast: 2026-08-10 with a score of 49/100 (Fair)
  firing days count: 0
  overall recommendation: Poor conditions overall: Average score 30/100. Look for spots with better forecasts.
forecasts:
  date: 2026-08-05
  day index: 0
  strike score:
    final score: 34
    category: Poor
    category emoji: 💤
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 9
        out of: 25
        explanation: Poor alignment: Swell from 247° is 32° off optimal 215°, barely within workable range 185°-250°.
      swell size:
        score: 14
        out of: 25
        explanation: Marginal size: 2.4m is 0.4m from ideal 2.8m.
      swell period:
        score: 2
        out of: 25
        explanation: Short period: 10s is below minimum 12s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 11
        out of: 25
        explanation: Onshore/cross-shore: 11 km/h from 3° (N). Destroying wave quality. Offshore range: 45°-125°.
    adjustments:
      wind history:
        adjustment: 0
        groomed: false
        morning sickness: false
        explanation: No significant wind history adjustment.
      windswell penalty:
        adjustment: 0
        windswell degraded: false
        explanation: Groundswell-dominant conditions (clean, long-period waves).
      secondary swell bonus:
        adjustment: 0
        explanation: No secondary swell bonus.
    summary: Poor conditions at Infiernillo. Either swell direction (247°), size (2.4m), or wind (11 km/h from 3°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 2.4
      height ft: 7.9
      direction degrees: 247
      direction cardinal: WSW
      period s: 10
      explanation: 2.4m (7.9ft) swell from 247° (WSW) at 10s period
    wind:
      speed kmh: 11
      speed mph: 6.8
      direction degrees: 3
      direction cardinal: N
      explanation: 11 km/h (7 mph) from 3° (N)
forecasts:
  date: 2026-08-06
  day index: 1
  strike score:
    final score: 23
    category: Poor
    category emoji: 💤
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 8
        out of: 25
        explanation: Poor alignment: Swell from 248° is 33° off optimal 215°, barely within workable range 185°-250°.
      swell size:
        score: 19
        out of: 25
        explanation: Marginal size: 2.9m is 0.1m from ideal 2.8m.
      swell period:
        score: 2
        out of: 25
        explanation: Short period: 9s is below minimum 12s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 3
        out of: 25
        explanation: Onshore/cross-shore: 14 km/h from 176° (S). Destroying wave quality. Offshore range: 45°-125°.
    adjustments:
      wind history:
        adjustment: 0
        groomed: false
        morning sickness: false
        explanation: No significant wind history adjustment.
      windswell penalty:
        adjustment: 0
        windswell degraded: false
        explanation: Groundswell-dominant conditions (clean, long-period waves).
      secondary swell bonus:
        adjustment: 0
        explanation: No secondary swell bonus.
    summary: Poor conditions at Infiernillo. Either swell direction (248°), size (2.9m), or wind (14 km/h from 176°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 2.9
      height ft: 9.5
      direction degrees: 248
      direction cardinal: WSW
      period s: 9
      explanation: 2.9m (9.5ft) swell from 248° (WSW) at 9s period
    wind:
      speed kmh: 14
      speed mph: 8.7
      direction degrees: 176
      direction cardinal: S
      explanation: 14 km/h (9 mph) from 176° (S)
    windswell:
      height m: 0.5
      period s: 3
      explanation: Local wind-generated waves (choppy, short-period)
forecasts:
  date: 2026-08-07
  day index: 2
  strike score:
    final score: 22
    category: Poor
    category emoji: 💤
    confidence: 0.95
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 11
        out of: 25
        explanation: Moderate alignment: Swell from 241° is 26° off optimal 215°, workable but not ideal.
      swell size:
        score: 9
        out of: 25
        explanation: Marginal size: 1.7m is 1.1m from ideal 2.8m.
      swell period:
        score: 6
        out of: 25
        explanation: Moderate period: 12s meets minimum 12s but below ideal 16s. Some groundswell energy present.
      wind:
        score: 5
        out of: 25
        explanation: Onshore/cross-shore: 12 km/h from 227° (SW). Destroying wave quality. Offshore range: 45°-125°.
    adjustments:
      wind history:
        adjustment: 0
        groomed: false
        morning sickness: false
        explanation: No significant wind history adjustment.
      windswell penalty:
        adjustment: 0
        windswell degraded: false
        explanation: Groundswell-dominant conditions (clean, long-period waves).
      secondary swell bonus:
        adjustment: 0
        explanation: No secondary swell bonus.
    summary: Poor conditions at Infiernillo. Either swell direction (241°), size (1.7m), or wind (12 km/h from 227°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 1.7
      height ft: 5.6
      direction degrees: 241
      direction cardinal: WSW
      period s: 12
      explanation: 1.7m (5.6ft) swell from 241° (WSW) at 12s period
    wind:
      speed kmh: 12
      speed mph: 7.5
      direction degrees: 227
      direction cardinal: SW
      explanation: 12 km/h (7 mph) from 227° (SW)
    secondary swell:
      height m: 0.6
      direction degrees: 232
      direction cardinal: SW
      period s: 14
forecasts:
  date: 2026-08-08
  day index: 3
  strike score:
    final score: 48
    category: Fair
    category emoji: 😐
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 13
        out of: 25
        explanation: Moderate alignment: Swell from 234° is 19° off optimal 215°, workable but not ideal.
      swell size:
        score: 17
        out of: 25
        explanation: Marginal size: 4.0m is 1.3m from ideal 2.8m.
    summary: Surfable but not special at Infiernillo. The 4.0m swell from 234° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
provider: Strike Mission
date published: 2026-08-05T04:15:28.038Z
temporal coverage: 2026-08-05/2026-08-14
data sources: Open-Meteo Marine API (swell/wave data)
data sources: Open-Meteo Weather API (wind/weather data)

score: 4
out of: 25
explanation: Short period: 11s is below minimum 12s. Windswell-dominated (choppy, weak waves).

score: 13
out of: 25
explanation: Onshore/cross-shore: 8 km/h from 250° (WSW). Destroying wave quality. Offshore range: 45°-125°.

wind history:
  adjustment: 0
  groomed: false
  morning sickness: false
  explanation: No significant wind history adjustment.
windswell penalty:
  adjustment: 0
  windswell degraded: false
  explanation: Groundswell-dominant conditions (clean, long-period waves).
secondary swell bonus:
  adjustment: 0
  explanation: No secondary swell bonus.

swell:
  height m: 4
  height ft: 13.1
  direction degrees: 234
  direction cardinal: SW
  period s: 11
  explanation: 4.0m (13.1ft) swell from 234° (SW) at 11s period
wind:
  speed kmh: 8
  speed mph: 5.0
  direction degrees: 250
  direction cardinal: WSW
  explanation: 8 km/h (5 mph) from 250° (WSW)

date: 2026-08-09
day index: 4
strike score:
  final score: 34
  category: Poor
  category emoji: 💤
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 14
      out of: 25
      explanation: Moderate alignment: Swell from 232° is 17° off optimal 215°, workable but not ideal.
    swell size:
      score: 20
      out of: 25
      explanation: Good size: 3.5m is within 15% of ideal 2.8m.
    swell period:
      score: 4
      out of: 25
      explanation: Short period: 11s is below minimum 12s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 1
      out of: 25
      explanation: Onshore/cross-shore: 15 km/h from 179° (S). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: 0
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Infiernillo. Either swell direction (232°), size (3.5m), or wind (15 km/h from 179°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 3.5
    height ft: 11.5
    direction degrees: 232
    direction cardinal: SW
    period s: 11
    explanation: 3.5m (11.5ft) swell from 232° (SW) at 11s period
  wind:
    speed kmh: 15
    speed mph: 9.3
    direction degrees: 179
    direction cardinal: S
    explanation: 15 km/h (9 mph) from 179° (S)
  windswell:
    height m: 0.3
    period s: 2
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-10
day index: 5
strike score:
  final score: 49
  category: Fair
  category emoji: 😐
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 16
      out of: 25
      explanation: Moderate alignment: Swell from 228° is 13° off optimal 215°, workable but not ideal.
    swell size:
      score: 12
      out of: 25
      explanation: Marginal size: 2.1m is 0.6m from ideal 2.8m.
    swell period:
      score: 2
      out of: 25
      explanation: Short period: 10s is below minimum 12s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 17
      out of: 25
      explanation: Onshore/cross-shore: 7 km/h from 192° (SSW). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: 0
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Surfable but not special at Infiernillo. The 2.1m swell from 228° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 2.1
    height ft: 6.9
    direction degrees: 228
    direction cardinal: SW
    period s: 10
    explanation: 2.1m (6.9ft) swell from 228° (SW) at 10s period
  wind:
    speed kmh: 7
    speed mph: 4.3
    direction degrees: 192
    direction cardinal: SSW
    explanation: 7 km/h (4 mph) from 192° (SSW)
  secondary swell:
    height m: 0.4
    direction degrees: 245
    direction cardinal: WSW
    period s: 12

date: 2026-08-11
day index: 6
strike score:
  final score: 26
  category: Poor
  category emoji: 💤
  confidence: 0.83
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 17
      out of: 25
      explanation: Moderate alignment: Swell from 226° is 11° off optimal 215°, workable but not ideal.
    swell size:
      score: 3
      out of: 25
      explanation: Too small: 1.2m is below minimum 1.5m. Waves will be weak/mushy.
    swell period:
      score: 2
      out of: 25
      explanation: Short period: 9s is below minimum 12s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 14
      out of: 25
      explanation: Onshore/cross-shore: 8 km/h from 180° (S). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: 0
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Infiernillo. Either swell direction (226°), size (1.2m), or wind (8 km/h from 180°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1.2
    height ft: 3.9
    direction degrees: 226
    direction cardinal: SW
    period s: 9
    explanation: 1.2m (3.9ft) swell from 226° (SW) at 9s period
  wind:
    speed kmh: 8
    speed mph: 5.0
    direction degrees: 180
    direction cardinal: S
    explanation: 8 km/h (5 mph) from 180° (S)

date: 2026-08-12
day index: 7
strike score:
  final score: 21
  category: Poor
  category emoji: 💤
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 12
      out of: 25
      explanation: Moderate alignment: Swell from 238° is 23° off optimal 215°, workable but not ideal.
    swell size:
      score: 2
      out of: 25
      explanation: Too small: 0.9m is below minimum 1.5m. Waves will be weak/mushy.
    swell period:
      score: 14
      out of: 25
      explanation: Moderate period: 14s meets minimum 12s but below ideal 16s. Some groundswell energy present.
    wind:
      score: 3
      out of: 25
      explanation: Onshore/cross-shore: 14 km/h from 184° (S). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: -3
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Infiernillo. Either swell direction (238°), size (0.9m), or wind (14 km/h from 184°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0.9
    height ft: 3.0
    direction degrees: 238
    direction cardinal: WSW
    period s: 14
    explanation: 0.9m (3.0ft) swell from 238° (WSW) at 14s period
  wind:
    speed kmh: 14
    speed mph: 8.7
    direction degrees: 184
    direction cardinal: S
    explanation: 14 km/h (9 mph) from 184° (S)
  secondary swell:
    height m: 0.4
    direction degrees: 223
    direction cardinal: SW
    period s: 8
  windswell:
    height m: 0.4
    period s: 2
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-13
day index: 8
strike score:
  final score: 44
  category: Poor
  category emoji: 💤
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 10
      out of: 25
      explanation: Moderate alignment: Swell from 242° is 27° off optimal 215°, workable but not ideal.
    swell size:
      score: 8
      out of: 25
      explanation: Marginal size: 1.5m is 1.3m from ideal 2.8m.
    swell period:
      score: 14
      out of: 25
      explanation: Moderate period: 14s meets minimum 12s but below ideal 16s. Some groundswell energy present.
    wind:
      score: 16
      out of: 25
      explanation: Onshore/cross-shore: 9 km/h from 6° (N). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: 0
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Infiernillo. Either swell direction (242°), size (1.5m), or wind (9 km/h from 6°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1.5
    height ft: 4.9
    direction degrees: 242
    direction cardinal: WSW
    period s: 14
    explanation: 1.5m (4.9ft) swell from 242° (WSW) at 14s period
  wind:
    speed kmh: 9
    speed mph: 5.6
    direction degrees: 6
    direction cardinal: N
    explanation: 9 km/h (6 mph) from 6° (N)
  secondary swell:
    height m: 0.4
    direction degrees: 241
    direction cardinal: WSW
    period s: 4

date: 2026-08-14
day index: 9
strike score:
  final score: 0
  category: Poor
  category emoji: 💤
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 0
      out of: 25
      explanation: No alignment: Swell from 0° is outside workable range 185°-250°. Wrong swell direction for this spot.
    swell size:
      score: 0
      out of: 25
      explanation: Too small: 0.0m is below minimum 1.5m. Waves will be weak/mushy.
    swell period:
      score: 4
      out of: 25
      explanation: Short period: 11s is below minimum 12s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 1
      out of: 25
      explanation: Onshore/cross-shore: 31 km/h from 23° (NNE). Destroying wave quality. Offshore range: 45°-125°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: 0
      windswell degraded: false
      explanation: Groundswell-dominant conditions (clean, long-period waves).
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Infiernillo. Either swell direction (0°), size (0.0m), or wind (31 km/h from 23°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0
    height ft: 0.0
    direction degrees: 0
    direction cardinal: N
    period s: 11
    explanation: 0.0m (0.0ft) swell from 0° (N) at 11s period
  wind:
    speed kmh: 31
    speed mph: 19.3
    direction degrees: 23
    direction cardinal: NNE
    explanation: 31 km/h (19 mph) from 23° (NNE)

Strike Mission
type: Organization