Surf Forecast for Necochea
type: Dataset
description: 10-day surf forecast with Strike Scores for Necochea, Necochea, Argentina
about: Necochea
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: -38.57471
    longitude: -58.69081
  description: Necochea offers quality lefts off its jetty structure, with a shipwreck adding interesting reef dynamics at certain tides. The town is a classic Argentine beach resort with wide beaches and traditional seaside atmosphere.
summary:
  best day:
    date: 2026-08-12
    score: 72
    category: Good
    explanation: Best day in the forecast: 2026-08-12 with a score of 72/100 (Good)
  firing days count: 0
  overall recommendation: Poor conditions overall: Average score 32/100. Look for spots with better forecasts.
forecasts:
  date: 2026-08-04
  day index: 0
  strike score:
    final score: 69
    category: Good
    category emoji: ✅
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 11
        out of: 25
        explanation: Moderate alignment: Swell from 131° is 26° off optimal 157°, workable but not ideal.
      swell size:
        score: 14
        out of: 25
        explanation: Marginal size: 1.3m is 0.1m from ideal 1.4m.
      swell period:
        score: 23
        out of: 25
        explanation: Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
      wind:
        score: 25
        out of: 25
        explanation: Light offshore: 7 km/h from 359° (N). Grooming the wave face beautifully.
    adjustments:
      wind history:
        adjustment: -4
        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: Good surfable conditions at Necochea. 1.3m swell from 131° with manageable wind. Solid session guaranteed.
  conditions:
    swell:
      height m: 1.3
      height ft: 4.3
      direction degrees: 131
      direction cardinal: SE
      period s: 11
      explanation: 1.3m (4.3ft) swell from 131° (SE) at 11s period
    wind:
      speed kmh: 7
      speed mph: 4.3
      direction degrees: 359
      direction cardinal: N
      explanation: 7 km/h (4 mph) from 359° (N)
forecasts:
  date: 2026-08-05
  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: 9
        out of: 25
        explanation: Poor alignment: Swell from 125° is 32° off optimal 157°, barely within workable range 135°-200°.
      swell size:
        score: 5
        out of: 25
        explanation: Too small: 0.8m is below minimum 0.9m. Waves will be weak/mushy.
      swell period:
        score: 14
        out of: 25
        explanation: Moderate period: 10s meets minimum 8s but below ideal 12s. Some groundswell energy present.
      wind:
        score: 3
        out of: 25
        explanation: Onshore/cross-shore: 14 km/h from 260° (W). Destroying wave quality. Offshore range: 315°-45°.
    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 Necochea. Either swell direction (125°), size (0.8m), or wind (14 km/h from 260°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.8
      height ft: 2.6
      direction degrees: 125
      direction cardinal: SE
      period s: 10
      explanation: 0.8m (2.6ft) swell from 125° (SE) at 10s period
    wind:
      speed kmh: 14
      speed mph: 8.7
      direction degrees: 260
      direction cardinal: W
      explanation: 14 km/h (9 mph) from 260° (W)
forecasts:
  date: 2026-08-06
  day index: 2
  strike score:
    final score: 0
    category: Poor
    category emoji: 💤
    confidence: 0.95
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 0
        out of: 25
        explanation: No alignment: Swell from 99° is outside workable range 135°-200°. Wrong swell direction for this spot.
      swell size:
        score: 2
        out of: 25
        explanation: Too small: 0.5m is below minimum 0.9m. Waves will be weak/mushy.
      swell period:
        score: 6
        out of: 25
        explanation: Moderate period: 8s meets minimum 8s but below ideal 12s. Some groundswell energy present.
      wind:
        score: 0
        out of: 25
        explanation: Onshore/cross-shore: 19 km/h from 176° (S). Destroying wave quality. Offshore range: 315°-45°.
    adjustments:
      wind history:
        adjustment: 0
        groomed: false
        morning sickness: false
        explanation: No significant wind history adjustment.
      windswell penalty:
        adjustment: -5
        windswell degraded: true
        explanation: -5 points: Short-period windswell is present, creating choppy, disorganized conditions.
      secondary swell bonus:
        adjustment: 0
        explanation: No secondary swell bonus.
    summary: Poor conditions at Necochea. Either swell direction (99°), size (0.5m), or wind (19 km/h from 176°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.5
      height ft: 1.6
      direction degrees: 99
      direction cardinal: E
      period s: 8
      explanation: 0.5m (1.6ft) swell from 99° (E) at 8s period
    wind:
      speed kmh: 19
      speed mph: 11.8
      direction degrees: 176
      direction cardinal: S
      explanation: 19 km/h (12 mph) from 176° (S)
    windswell:
      height m: 0.5
      period s: 2
      explanation: Local wind-generated waves (choppy, short-period)
forecasts:
  date: 2026-08-07
  day index: 3
  strike score:
    final score: 1
    category: Poor
    category emoji: 💤
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 6
        out of: 25
        explanation: Poor alignment: Swell from 200° is 43° off optimal 157°, barely within workable range 135°-200°.
      swell size:
        score: 8
        out of: 25
        explanation: Marginal size: 0.9m is 0.5m from ideal 1.4m.
      swell period:
        score: 4
        out of: 25
        explanation: Short period: 7s is below minimum 8s. Windswell-dominated (choppy, weak waves).
    summary: Poor conditions at Necochea. Either swell direction (200°), size (0.9m), or wind (16 km/h from 308°) is unfavorable. Consider other spots or wait for better conditions.
provider: Strike Mission
date published: 2026-08-05T00:35:35.456Z
temporal coverage: 2026-08-04/2026-08-13
data sources: Open-Meteo Marine API (swell/wave data)
data sources: Open-Meteo Weather API (wind/weather data)

score: 1
out of: 25
explanation: Onshore/cross-shore: 16 km/h from 308° (NW). Destroying wave quality. Offshore range: 315°-45°.

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: 0.9
  height ft: 3.0
  direction degrees: 200
  direction cardinal: SSW
  period s: 7
  explanation: 0.9m (3.0ft) swell from 200° (SSW) at 7s period
wind:
  speed kmh: 16
  speed mph: 9.9
  direction degrees: 308
  direction cardinal: NW
  explanation: 16 km/h (10 mph) from 308° (NW)
windswell:
  height m: 0.3
  period s: 2
  explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-08
day index: 4
strike score:
  final score: 15
  category: Poor
  category emoji: 💤
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 7
      out of: 25
      explanation: Poor alignment: Swell from 196° is 39° off optimal 157°, barely within workable range 135°-200°.
    swell size:
      score: 9
      out of: 25
      explanation: Marginal size: 1.0m is 0.4m from ideal 1.4m.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
    wind:
      score: 0
      out of: 25
      explanation: Onshore/cross-shore: 38 km/h from 256° (WSW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: 0
      groomed: false
      morning sickness: false
      explanation: No significant wind history adjustment.
    windswell penalty:
      adjustment: -10
      windswell degraded: true
      explanation: -10 points: Short-period windswell is present, creating choppy, disorganized conditions.
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Necochea. Either swell direction (196°), size (1.0m), or wind (38 km/h from 256°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1
    height ft: 3.3
    direction degrees: 196
    direction cardinal: SSW
    period s: 11
    explanation: 1.0m (3.3ft) swell from 196° (SSW) at 11s period
  wind:
    speed kmh: 38
    speed mph: 23.6
    direction degrees: 256
    direction cardinal: WSW
    explanation: 38 km/h (24 mph) from 256° (WSW)
  windswell:
    height m: 1.9
    period s: 5
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-09
day index: 5
strike score:
  final score: 20
  category: Poor
  category emoji: 💤
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 6
      out of: 25
      explanation: Poor alignment: Swell from 200° is 43° off optimal 157°, barely within workable range 135°-200°.
    swell size:
      score: 18
      out of: 25
      explanation: Marginal size: 1.5m is 0.1m from ideal 1.4m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 12s is at or above ideal 12s. Long-period groundswell with maximum power.
    wind:
      score: 0
      out of: 25
      explanation: Onshore/cross-shore: 26 km/h from 220° (SW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: -10
      groomed: false
      morning sickness: true
      explanation: -10 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
    windswell penalty:
      adjustment: -5
      windswell degraded: true
      explanation: -5 points: Short-period windswell is present, creating choppy, disorganized conditions.
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Necochea. Either swell direction (200°), size (1.5m), or wind (26 km/h from 220°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1.5
    height ft: 4.9
    direction degrees: 200
    direction cardinal: SSW
    period s: 12
    explanation: 1.5m (4.9ft) swell from 200° (SSW) at 12s period
  wind:
    speed kmh: 26
    speed mph: 16.2
    direction degrees: 220
    direction cardinal: SW
    explanation: 26 km/h (16 mph) from 220° (SW)
  windswell:
    height m: 1.1
    period s: 4
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-10
day index: 6
strike score:
  final score: 14
  category: Poor
  category emoji: 💤
  confidence: 0.83
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 9
      out of: 25
      explanation: Poor alignment: Swell from 188° is 31° off optimal 157°, barely within workable range 135°-200°.
    swell size:
      score: 14
      out of: 25
      explanation: Too big: 2.1m exceeds maximum 2.0m. Risk of closeouts.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
    wind:
      score: 0
      out of: 25
      explanation: Onshore/cross-shore: 18 km/h from 217° (SW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: -17
      groomed: false
      morning sickness: true
      explanation: -17 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
    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 Necochea. Either swell direction (188°), size (2.1m), or wind (18 km/h from 217°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 2.1
    height ft: 6.9
    direction degrees: 188
    direction cardinal: S
    period s: 11
    explanation: 2.1m (6.9ft) swell from 188° (S) at 11s period
  wind:
    speed kmh: 18
    speed mph: 11.2
    direction degrees: 217
    direction cardinal: SW
    explanation: 18 km/h (11 mph) from 217° (SW)
  secondary swell:
    height m: 0.4
    direction degrees: 199
    direction cardinal: SSW
    period s: 7
  windswell:
    height m: 0.6
    period s: 3
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-11
day index: 7
strike score:
  final score: 51
  category: Fair
  category emoji: 😐
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 13
      out of: 25
      explanation: Moderate alignment: Swell from 176° is 19° off optimal 157°, workable but not ideal.
    swell size:
      score: 17
      out of: 25
      explanation: Marginal size: 2.0m is 0.6m from ideal 1.4m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 12s is at or above ideal 12s. Long-period groundswell with maximum power.
    wind:
      score: 11
      out of: 25
      explanation: Onshore/cross-shore: 10 km/h from 241° (WSW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: -11
      groomed: false
      morning sickness: true
      explanation: -11 points: Previous days of onshore wind left residual chop ("morning sickness"), reducing wave quality.
    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 Necochea. The 2.0m swell from 176° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 2
    height ft: 6.6
    direction degrees: 176
    direction cardinal: S
    period s: 12
    explanation: 2.0m (6.6ft) swell from 176° (S) at 12s period
  wind:
    speed kmh: 10
    speed mph: 6.2
    direction degrees: 241
    direction cardinal: WSW
    explanation: 10 km/h (6 mph) from 241° (WSW)
  secondary swell:
    height m: 0.4
    direction degrees: 102
    direction cardinal: ESE
    period s: 7

date: 2026-08-12
day index: 8
strike score:
  final score: 72
  category: Good
  category emoji: ✅
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 15
      out of: 25
      explanation: Moderate alignment: Swell from 173° is 16° off optimal 157°, workable but not ideal.
    swell size:
      score: 20
      out of: 25
      explanation: Good size: 1.8m is within 15% of ideal 1.4m.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
    wind:
      score: 18
      out of: 25
      explanation: Onshore/cross-shore: 5 km/h from 229° (SW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: -4
      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: Good surfable conditions at Necochea. 1.8m swell from 173° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 1.8
    height ft: 5.9
    direction degrees: 173
    direction cardinal: S
    period s: 11
    explanation: 1.8m (5.9ft) swell from 173° (S) at 11s period
  wind:
    speed kmh: 5
    speed mph: 3.1
    direction degrees: 229
    direction cardinal: SW
    explanation: 5 km/h (3 mph) from 229° (SW)

date: 2026-08-13
day index: 9
strike score:
  final score: 55
  category: Fair
  category emoji: 😐
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 17
      out of: 25
      explanation: Moderate alignment: Swell from 169° is 12° off optimal 157°, workable but not ideal.
    swell size:
      score: 16
      out of: 25
      explanation: Marginal size: 1.4m is 0.1m from ideal 1.4m.
    swell period:
      score: 14
      out of: 25
      explanation: Moderate period: 10s meets minimum 8s but below ideal 12s. Some groundswell energy present.
    wind:
      score: 13
      out of: 25
      explanation: Onshore/cross-shore: 10 km/h from 55° (NE). Destroying wave quality. Offshore range: 315°-45°.
  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 Necochea. The 1.4m swell from 169° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 1.4
    height ft: 4.6
    direction degrees: 169
    direction cardinal: S
    period s: 10
    explanation: 1.4m (4.6ft) swell from 169° (S) at 10s period
  wind:
    speed kmh: 10
    speed mph: 6.2
    direction degrees: 55
    direction cardinal: NE
    explanation: 10 km/h (6 mph) from 55° (NE)

Strike Mission
type: Organization