Surf Forecast for Miramar
type: Dataset
description: 10-day surf forecast with Strike Scores for Miramar, Miramar, Argentina
about: Miramar
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: -38.2667
    longitude: -57.8333
  description: Miramar is a family-oriented beach town south of Mar del Plata, featuring multiple jetty breaks along its coast. Wave quality tends to increase toward the southern end of town. The town is less developed and more affordable than Mar del Plata.
summary:
  best day:
    date: 2026-08-12
    score: 75
    category: Good
    explanation: Best day in the forecast: 2026-08-12 with a score of 75/100 (Good)
  firing days count: 0
  overall recommendation: Fair recommendation: Miramar has 3 Good days but no Firing days. Decent for a local session.
forecasts:
  date: 2026-08-04
  day index: 0
  strike score:
    final score: 67
    category: Good
    category emoji: ✅
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 10
        out of: 25
        explanation: Moderate alignment: Swell from 130° is 27° off optimal 157°, workable but not ideal.
      swell size:
        score: 16
        out of: 25
        explanation: Marginal size: 1.6m is 0.1m from ideal 1.7m.
      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 13° (NNE). 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 Miramar. 1.6m swell from 130° with manageable wind. Solid session guaranteed.
  conditions:
    swell:
      height m: 1.6
      height ft: 5.2
      direction degrees: 130
      direction cardinal: SE
      period s: 11
      explanation: 1.6m (5.2ft) swell from 130° (SE) at 11s period
    wind:
      speed kmh: 7
      speed mph: 4.3
      direction degrees: 13
      direction cardinal: NNE
      explanation: 7 km/h (4 mph) from 13° (NNE)
forecasts:
  date: 2026-08-05
  day index: 1
  strike score:
    final score: 35
    category: Poor
    category emoji: 💤
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 10
        out of: 25
        explanation: Moderate alignment: Swell from 128° is 29° off optimal 157°, workable but not ideal.
      swell size:
        score: 8
        out of: 25
        explanation: Marginal size: 0.9m is 0.8m from ideal 1.7m.
      swell period:
        score: 14
        out of: 25
        explanation: Moderate period: 10s meets minimum 8s but below ideal 12s. Some groundswell energy present.
      wind:
        score: 7
        out of: 25
        explanation: Onshore/cross-shore: 12 km/h from 243° (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: 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 Miramar. Either swell direction (128°), size (0.9m), or wind (12 km/h from 243°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.9
      height ft: 3.0
      direction degrees: 128
      direction cardinal: SE
      period s: 10
      explanation: 0.9m (3.0ft) swell from 128° (SE) at 10s period
    wind:
      speed kmh: 12
      speed mph: 7.5
      direction degrees: 243
      direction cardinal: WSW
      explanation: 12 km/h (7 mph) from 243° (WSW)
    secondary swell:
      height m: 0.4
      direction degrees: 69
      direction cardinal: ENE
      period s: 6
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: 4
        out of: 25
        explanation: Poor alignment: Swell from 107° is 50° off optimal 157°, barely within workable range 135°-200°.
      swell size:
        score: 2
        out of: 25
        explanation: Too small: 0.6m 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: 18 km/h from 158° (SSE). 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 Miramar. Either swell direction (107°), size (0.6m), or wind (18 km/h from 158°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.6
      height ft: 2.0
      direction degrees: 107
      direction cardinal: ESE
      period s: 8
      explanation: 0.6m (2.0ft) swell from 107° (ESE) at 8s period
    wind:
      speed kmh: 18
      speed mph: 11.2
      direction degrees: 158
      direction cardinal: SSE
      explanation: 18 km/h (11 mph) from 158° (SSE)
    windswell:
      height m: 0.6
      period s: 3
      explanation: Local wind-generated waves (choppy, short-period)
forecasts:
  date: 2026-08-07
  day index: 3
  strike score:
    final score: 10
    category: Poor
    category emoji: 💤
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 12
        out of: 25
        explanation: Moderate alignment: Swell from 179° is 22° off optimal 157°, workable but not ideal.
      swell size:
        score: 10
        out of: 25
        explanation: Marginal size: 1.1m is 0.6m from ideal 1.7m.
    summary: Poor conditions at Miramar. Either swell direction (179°), size (1.1m), or wind (15 km/h from 284°) is unfavorable. Consider other spots or wait for better conditions.
provider: Strike Mission
date published: 2026-08-05T01:50:26.366Z
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: 4
out of: 25
explanation: Short period: 7s is below minimum 8s. Windswell-dominated (choppy, weak waves).

score: 1
out of: 25
explanation: Onshore/cross-shore: 15 km/h from 284° (WNW). 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: 1.1
  height ft: 3.6
  direction degrees: 179
  direction cardinal: S
  period s: 7
  explanation: 1.1m (3.6ft) swell from 179° (S) at 7s period
wind:
  speed kmh: 15
  speed mph: 9.3
  direction degrees: 284
  direction cardinal: WNW
  explanation: 15 km/h (9 mph) from 284° (WNW)
windswell:
  height m: 0.4
  period s: 2
  explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-08
day index: 4
strike score:
  final score: 12
  category: Poor
  category emoji: 💤
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 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: 5
      out of: 25
      explanation: Too small: 0.8m is below minimum 0.9m. Waves will be weak/mushy.
    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: 33 km/h from 269° (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: -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 Miramar. Either swell direction (188°), size (0.8m), or wind (33 km/h from 269°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0.8
    height ft: 2.6
    direction degrees: 188
    direction cardinal: S
    period s: 11
    explanation: 0.8m (2.6ft) swell from 188° (S) at 11s period
  wind:
    speed kmh: 33
    speed mph: 20.5
    direction degrees: 269
    direction cardinal: W
    explanation: 33 km/h (21 mph) from 269° (W)
  windswell:
    height m: 2.1
    period s: 5
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-09
day index: 5
strike score:
  final score: 4
  category: Poor
  category emoji: 💤
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 9
      out of: 25
      explanation: Poor alignment: Swell from 187° is 30° 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: 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: 34 km/h from 252° (WSW). 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: -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 Miramar. Either swell direction (187°), size (0.8m), or wind (34 km/h from 252°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0.8
    height ft: 2.6
    direction degrees: 187
    direction cardinal: S
    period s: 12
    explanation: 0.8m (2.6ft) swell from 187° (S) at 12s period
  wind:
    speed kmh: 34
    speed mph: 21.1
    direction degrees: 252
    direction cardinal: WSW
    explanation: 34 km/h (21 mph) from 252° (WSW)
  secondary swell:
    height m: 0.4
    direction degrees: 176
    direction cardinal: S
    period s: 8
  windswell:
    height m: 2.5
    period s: 6
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-10
day index: 6
strike score:
  final score: 25
  category: Poor
  category emoji: 💤
  confidence: 0.83
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 18
      out of: 25
      explanation: Moderate alignment: Swell from 167° is 10° off optimal 157°, workable but not ideal.
    swell size:
      score: 23
      out of: 25
      explanation: Good size: 2.1m is within 15% of ideal 1.7m.
    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: 25 km/h from 237° (WSW). 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: -7
      windswell degraded: true
      explanation: -7 points: Short-period windswell is present, creating choppy, disorganized conditions.
    secondary swell bonus:
      adjustment: 0
      explanation: No secondary swell bonus.
  summary: Poor conditions at Miramar. Either swell direction (167°), size (2.1m), or wind (25 km/h from 237°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 2.1
    height ft: 6.9
    direction degrees: 167
    direction cardinal: SSE
    period s: 11
    explanation: 2.1m (6.9ft) swell from 167° (SSE) at 11s period
  wind:
    speed kmh: 25
    speed mph: 15.5
    direction degrees: 237
    direction cardinal: WSW
    explanation: 25 km/h (16 mph) from 237° (WSW)
  secondary swell:
    height m: 0.4
    direction degrees: 160
    direction cardinal: SSE
    period s: 9
  windswell:
    height m: 2.2
    period s: 6
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-11
day index: 7
strike score:
  final score: 37
  category: Poor
  category emoji: 💤
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  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: 15
      out of: 25
      explanation: Too big: 2.6m exceeds maximum 2.5m. Risk of closeouts.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 13s is at or above ideal 12s. Long-period groundswell with maximum power.
    wind:
      score: 7
      out of: 25
      explanation: Onshore/cross-shore: 11 km/h from 219° (SW). Destroying wave quality. Offshore range: 315°-45°.
  adjustments:
    wind history:
      adjustment: -21
      groomed: false
      morning sickness: true
      explanation: -21 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 Miramar. Either swell direction (173°), size (2.6m), or wind (11 km/h from 219°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 2.6
    height ft: 8.5
    direction degrees: 173
    direction cardinal: S
    period s: 13
    explanation: 2.6m (8.5ft) swell from 173° (S) at 13s period
  wind:
    speed kmh: 11
    speed mph: 6.8
    direction degrees: 219
    direction cardinal: SW
    explanation: 11 km/h (7 mph) from 219° (SW)
  windswell:
    height m: 0.3
    period s: 2
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-12
day index: 8
strike score:
  final score: 75
  category: Good
  category emoji: ✅
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 18
      out of: 25
      explanation: Moderate alignment: Swell from 167° is 10° off optimal 157°, workable but not ideal.
    swell size:
      score: 23
      out of: 25
      explanation: Good size: 2.1m is within 15% of ideal 1.7m.
    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: 20
      out of: 25
      explanation: Onshore/cross-shore: 4 km/h from 121° (ESE). 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: Good surfable conditions at Miramar. 2.1m swell from 167° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.1
    height ft: 6.9
    direction degrees: 167
    direction cardinal: SSE
    period s: 12
    explanation: 2.1m (6.9ft) swell from 167° (SSE) at 12s period
  wind:
    speed kmh: 4
    speed mph: 2.5
    direction degrees: 121
    direction cardinal: ESE
    explanation: 4 km/h (2 mph) from 121° (ESE)

date: 2026-08-13
day index: 9
strike score:
  final score: 66
  category: Good
  category emoji: ✅
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 20
      out of: 25
      explanation: Good alignment: Swell from 163° is 6° off optimal 157°, still within prime range.
    swell size:
      score: 16
      out of: 25
      explanation: Marginal size: 1.6m is 0.1m from ideal 1.7m.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 11s is 92% of ideal 12s. Clean, powerful groundswell.
    wind:
      score: 15
      out of: 25
      explanation: Moderate offshore: 12 km/h from 39° (NE). Still grooming but noticeable wind.
  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 Miramar. 1.6m swell from 163° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 1.6
    height ft: 5.2
    direction degrees: 163
    direction cardinal: SSE
    period s: 11
    explanation: 1.6m (5.2ft) swell from 163° (SSE) at 11s period
  wind:
    speed kmh: 12
    speed mph: 7.5
    direction degrees: 39
    direction cardinal: NE
    explanation: 12 km/h (7 mph) from 39° (NE)

Strike Mission
type: Organization