Surf Forecast for Barra de Navidad
type: Dataset
description: 10-day surf forecast with Strike Scores for Barra de Navidad, Jalisco Coast, Mexico
about: Barra de Navidad
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: 19.2
    longitude: -104.6833
  description: Barra de Navidad is a rivermouth break at the entrance to a lagoon on the Jalisco coast, producing quality waves when conditions align. The charming colonial town adds to the appeal, offering a blend of surf and Mexican culture that defines the authentic Costalegre experience.
summary:
  best day:
    date: 2026-08-08
    score: 75
    category: Good
    explanation: Best day in the forecast: 2026-08-08 with a score of 75/100 (Good)
  firing days count: 0
  overall recommendation: Fair recommendation: Barra de Navidad 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: 64
    category: Fair
    category emoji: 😐
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 22
        out of: 25
        explanation: Good alignment: Swell from 196° is 4° off optimal 200°, still within prime range.
      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: 14s is at or above ideal 14s. Long-period groundswell with maximum power.
      wind:
        score: 15
        out of: 25
        explanation: Onshore/cross-shore: 7 km/h from 201° (SSW). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 0.8m swell from 196° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
  conditions:
    swell:
      height m: 0.8
      height ft: 2.6
      direction degrees: 196
      direction cardinal: SSW
      period s: 14
      explanation: 0.8m (2.6ft) swell from 196° (SSW) at 14s period
    wind:
      speed kmh: 7
      speed mph: 4.3
      direction degrees: 201
      direction cardinal: SSW
      explanation: 7 km/h (4 mph) from 201° (SSW)
    secondary swell:
      height m: 0.6
      direction degrees: 183
      direction cardinal: S
      period s: 8
forecasts:
  date: 2026-08-05
  day index: 1
  strike score:
    final score: 24
    category: Poor
    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 175° is 25° off optimal 200°, workable but not ideal.
      swell size:
        score: 8
        out of: 25
        explanation: Marginal size: 0.9m is 0.7m from ideal 1.6m.
      swell period:
        score: 2
        out of: 25
        explanation: Short period: 9s is below minimum 12s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 16
        out of: 25
        explanation: Onshore/cross-shore: 6 km/h from 158° (SSE). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. Either swell direction (175°), size (0.9m), or wind (6 km/h from 158°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.9
      height ft: 3.0
      direction degrees: 175
      direction cardinal: S
      period s: 9
      explanation: 0.9m (3.0ft) swell from 175° (S) at 9s period
    wind:
      speed kmh: 6
      speed mph: 3.7
      direction degrees: 158
      direction cardinal: SSE
      explanation: 6 km/h (4 mph) from 158° (SSE)
    secondary swell:
      height m: 0.4
      direction degrees: 220
      direction cardinal: SW
      period s: 12
forecasts:
  date: 2026-08-06
  day index: 2
  strike score:
    final score: 50
    category: Fair
    category emoji: 😐
    confidence: 0.95
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 14
        out of: 25
        explanation: Moderate alignment: Swell from 183° is 17° off optimal 200°, workable but not ideal.
      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: 13s meets minimum 12s but below ideal 14s. Some groundswell energy present.
      wind:
        score: 20
        out of: 25
        explanation: Onshore/cross-shore: 5 km/h from 276° (W). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 0.8m swell from 183° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
  conditions:
    swell:
      height m: 0.8
      height ft: 2.6
      direction degrees: 183
      direction cardinal: S
      period s: 13
      explanation: 0.8m (2.6ft) swell from 183° (S) at 13s period
    wind:
      speed kmh: 5
      speed mph: 3.1
      direction degrees: 276
      direction cardinal: W
      explanation: 5 km/h (3 mph) from 276° (W)
    secondary swell:
      height m: 0.5
      direction degrees: 202
      direction cardinal: SSW
      period s: 13
forecasts:
  date: 2026-08-07
  day index: 3
  strike score:
    final score: 74
    category: Good
    category emoji: ✅
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    summary: Good surfable conditions at Barra de Navidad. 1.2m swell from 199° with manageable wind. Solid session guaranteed.
provider: Strike Mission
date published: 2026-08-05T01:50:27.610Z
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)

swell direction:
  score: 24
  out of: 25
  explanation: Perfect alignment: Swell from 199° is within 5° of optimal 200°.
swell size:
  score: 11
  out of: 25
  explanation: Marginal size: 1.2m is 0.4m from ideal 1.6m.
swell period:
  score: 25
  out of: 25
  explanation: Perfect period: 15s is at or above ideal 14s. Long-period groundswell with maximum power.
wind:
  score: 17
  out of: 25
  explanation: Onshore/cross-shore: 6 km/h from 149° (SSE). Destroying wave quality. Offshore range: 0°-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: 1.2
  height ft: 3.9
  direction degrees: 199
  direction cardinal: SSW
  period s: 15
  explanation: 1.2m (3.9ft) swell from 199° (SSW) at 15s period
wind:
  speed kmh: 6
  speed mph: 3.7
  direction degrees: 149
  direction cardinal: SSE
  explanation: 6 km/h (4 mph) from 149° (SSE)
secondary swell:
  height m: 0.4
  direction degrees: 226
  direction cardinal: SW
  period s: 7

date: 2026-08-08
day index: 4
strike score:
  final score: 75
  category: Good
  category emoji: ✅
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 23
      out of: 25
      explanation: Good alignment: Swell from 197° is 3° off optimal 200°, still within prime range.
    swell size:
      score: 12
      out of: 25
      explanation: Marginal size: 1.3m is 0.3m from ideal 1.6m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 15s is at or above ideal 14s. Long-period groundswell with maximum power.
    wind:
      score: 18
      out of: 25
      explanation: Onshore/cross-shore: 5 km/h from 187° (S). Destroying wave quality. Offshore range: 0°-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: Good surfable conditions at Barra de Navidad. 1.3m swell from 197° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 1.3
    height ft: 4.3
    direction degrees: 197
    direction cardinal: SSW
    period s: 15
    explanation: 1.3m (4.3ft) swell from 197° (SSW) at 15s period
  wind:
    speed kmh: 5
    speed mph: 3.1
    direction degrees: 187
    direction cardinal: S
    explanation: 5 km/h (3 mph) from 187° (S)

date: 2026-08-09
day index: 5
strike score:
  final score: 65
  category: Good
  category emoji: ✅
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 21
      out of: 25
      explanation: Good alignment: Swell from 195° is 5° off optimal 200°, still within prime range.
    swell size:
      score: 12
      out of: 25
      explanation: Marginal size: 1.3m is 0.3m from ideal 1.6m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 15s is at or above ideal 14s. Long-period groundswell with maximum power.
    wind:
      score: 11
      out of: 25
      explanation: Onshore/cross-shore: 9 km/h from 222° (SW). Destroying wave quality. Offshore range: 0°-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: Good surfable conditions at Barra de Navidad. 1.3m swell from 195° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 1.3
    height ft: 4.3
    direction degrees: 195
    direction cardinal: SSW
    period s: 15
    explanation: 1.3m (4.3ft) swell from 195° (SSW) at 15s period
  wind:
    speed kmh: 9
    speed mph: 5.6
    direction degrees: 222
    direction cardinal: SW
    explanation: 9 km/h (6 mph) from 222° (SW)
  secondary swell:
    height m: 0.4
    direction degrees: 176
    direction cardinal: S
    period s: 9

date: 2026-08-10
day index: 6
strike score:
  final score: 64
  category: Fair
  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 189° is 11° off optimal 200°, workable but not ideal.
    swell size:
      score: 11
      out of: 25
      explanation: Marginal size: 1.2m is 0.4m from ideal 1.6m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 14s is at or above ideal 14s. Long-period groundswell with maximum power.
    wind:
      score: 15
      out of: 25
      explanation: Onshore/cross-shore: 7 km/h from 164° (SSE). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 1.2m swell from 189° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 1.2
    height ft: 3.9
    direction degrees: 189
    direction cardinal: S
    period s: 14
    explanation: 1.2m (3.9ft) swell from 189° (S) at 14s period
  wind:
    speed kmh: 7
    speed mph: 4.3
    direction degrees: 164
    direction cardinal: SSE
    explanation: 7 km/h (4 mph) from 164° (SSE)
  secondary swell:
    height m: 0.4
    direction degrees: 212
    direction cardinal: SSW
    period s: 17

date: 2026-08-11
day index: 7
strike score:
  final score: 60
  category: Fair
  category emoji: 😐
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 20
      out of: 25
      explanation: Good alignment: Swell from 194° is 6° off optimal 200°, still within prime range.
    swell size:
      score: 9
      out of: 25
      explanation: Marginal size: 1.0m is 0.6m from ideal 1.6m.
    swell period:
      score: 25
      out of: 25
      explanation: Perfect period: 15s is at or above ideal 14s. Long-period groundswell with maximum power.
    wind:
      score: 11
      out of: 25
      explanation: Onshore/cross-shore: 9 km/h from 250° (WSW). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 1.0m swell from 194° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 1
    height ft: 3.3
    direction degrees: 194
    direction cardinal: SSW
    period s: 15
    explanation: 1.0m (3.3ft) swell from 194° (SSW) at 15s period
  wind:
    speed kmh: 9
    speed mph: 5.6
    direction degrees: 250
    direction cardinal: WSW
    explanation: 9 km/h (6 mph) from 250° (WSW)
  secondary swell:
    height m: 0.5
    direction degrees: 213
    direction cardinal: SSW
    period s: 15

date: 2026-08-12
day index: 8
strike score:
  final score: 53
  category: Fair
  category emoji: 😐
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 19
      out of: 25
      explanation: Moderate alignment: Swell from 191° is 9° off optimal 200°, workable but not ideal.
    swell size:
      score: 8
      out of: 25
      explanation: Marginal size: 0.9m is 0.7m from ideal 1.6m.
    swell period:
      score: 14
      out of: 25
      explanation: Moderate period: 13s meets minimum 12s but below ideal 14s. Some groundswell energy present.
    wind:
      score: 16
      out of: 25
      explanation: Onshore/cross-shore: 6 km/h from 184° (S). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 0.9m swell from 191° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 0.9
    height ft: 3.0
    direction degrees: 191
    direction cardinal: S
    period s: 13
    explanation: 0.9m (3.0ft) swell from 191° (S) at 13s period
  wind:
    speed kmh: 6
    speed mph: 3.7
    direction degrees: 184
    direction cardinal: S
    explanation: 6 km/h (4 mph) from 184° (S)
  secondary swell:
    height m: 0.6
    direction degrees: 214
    direction cardinal: SW
    period s: 14

date: 2026-08-13
day index: 9
strike score:
  final score: 60
  category: Fair
  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 206° is 6° off optimal 200°, still within prime range.
    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: 16s is at or above ideal 14s. Long-period groundswell with maximum power.
    wind:
      score: 15
      out of: 25
      explanation: Onshore/cross-shore: 7 km/h from 168° (SSE). Destroying wave quality. Offshore range: 0°-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 Barra de Navidad. The 0.8m swell from 206° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 0.8
    height ft: 2.6
    direction degrees: 206
    direction cardinal: SSW
    period s: 16
    explanation: 0.8m (2.6ft) swell from 206° (SSW) at 16s period
  wind:
    speed kmh: 7
    speed mph: 4.3
    direction degrees: 168
    direction cardinal: SSE
    explanation: 7 km/h (4 mph) from 168° (SSE)
  secondary swell:
    height m: 0.5
    direction degrees: 215
    direction cardinal: SW
    period s: 16

Strike Mission
type: Organization