Surf Forecast for Thor's Hammer (Todos Santos Island)
type: Dataset
description: 10-day surf forecast with Strike Scores for Thor's Hammer (Todos Santos Island), Isla Todos Santos, Mexico
about: Thor's Hammer (Todos Santos Island)
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: 31.8083
    longitude: -116.8
  description: Thor's Hammer is a heavy slab on Isla Todos Santos that breaks with extreme power over shallow reef. The wave is aptly named—wipeouts here feel like being hit by a mythical weapon. Only the most committed big wave slabbers attempt Thor's Hammer, knowing the consequences of failure are severe.
summary:
  best day:
    date: 2026-08-04
    score: 15
    category: Poor
    explanation: Best day in the forecast: 2026-08-04 with a score of 15/100 (Poor)
  firing days count: 0
  overall recommendation: Poor conditions overall: Average score 4/100. Look for spots with better forecasts.
forecasts:
  date: 2026-08-04
  day index: 0
  strike score:
    final score: 15
    category: Poor
    category emoji: 💤
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 16
        out of: 25
        explanation: Moderate alignment: Swell from 286° is 14° off optimal 300°, workable but not ideal.
      swell size:
        score: 1
        out of: 25
        explanation: Too small: 1.3m is below minimum 3.0m. Waves will be weak/mushy.
      swell period:
        score: 4
        out of: 25
        explanation: Short period: 12s is below minimum 14s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 9
        out of: 25
        explanation: Onshore/cross-shore: 10 km/h from 266° (W). Destroying wave quality. Offshore range: 60°-120°.
    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 Thor's Hammer (Todos Santos Island). Either swell direction (286°), size (1.3m), or wind (10 km/h from 266°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 1.3
      height ft: 4.3
      direction degrees: 286
      direction cardinal: WNW
      period s: 12
      explanation: 1.3m (4.3ft) swell from 286° (WNW) at 12s period
    wind:
      speed kmh: 10
      speed mph: 6.2
      direction degrees: 266
      direction cardinal: W
      explanation: 10 km/h (6 mph) from 266° (W)
    secondary swell:
      height m: 0.6
      direction degrees: 215
      direction cardinal: SW
      period s: 11
forecasts:
  date: 2026-08-05
  day index: 1
  strike score:
    final score: 15
    category: Poor
    category emoji: 💤
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 16
        out of: 25
        explanation: Moderate alignment: Swell from 287° is 13° off optimal 300°, workable but not ideal.
      swell size:
        score: 1
        out of: 25
        explanation: Too small: 0.9m is below minimum 3.0m. Waves will be weak/mushy.
      swell period:
        score: 0
        out of: 25
        explanation: Short period: 7s is below minimum 14s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 13
        out of: 25
        explanation: Onshore/cross-shore: 8 km/h from 269° (W). Destroying wave quality. Offshore range: 60°-120°.
    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 Thor's Hammer (Todos Santos Island). Either swell direction (287°), size (0.9m), or wind (8 km/h from 269°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.9
      height ft: 3.0
      direction degrees: 287
      direction cardinal: WNW
      period s: 7
      explanation: 0.9m (3.0ft) swell from 287° (WNW) at 7s period
    wind:
      speed kmh: 8
      speed mph: 5.0
      direction degrees: 269
      direction cardinal: W
      explanation: 8 km/h (5 mph) from 269° (W)
    secondary swell:
      height m: 0.4
      direction degrees: 191
      direction cardinal: S
      period s: 9
forecasts:
  date: 2026-08-06
  day index: 2
  strike score:
    final score: 3
    category: Poor
    category emoji: 💤
    confidence: 0.95
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 7
        out of: 25
        explanation: Poor alignment: Swell from 260° is 40° off optimal 300°, barely within workable range 280°-320°.
      swell size:
        score: 0
        out of: 25
        explanation: Too small: 0.7m is below minimum 3.0m. Waves will be weak/mushy.
      swell period:
        score: 1
        out of: 25
        explanation: Short period: 9s is below minimum 14s. Windswell-dominated (choppy, weak waves).
      wind:
        score: 7
        out of: 25
        explanation: Onshore/cross-shore: 11 km/h from 309° (NW). Destroying wave quality. Offshore range: 60°-120°.
    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 Thor's Hammer (Todos Santos Island). Either swell direction (260°), size (0.7m), or wind (11 km/h from 309°) is unfavorable. Consider other spots or wait for better conditions.
  conditions:
    swell:
      height m: 0.7
      height ft: 2.3
      direction degrees: 260
      direction cardinal: W
      period s: 9
      explanation: 0.7m (2.3ft) swell from 260° (W) at 9s period
    wind:
      speed kmh: 11
      speed mph: 6.8
      direction degrees: 309
      direction cardinal: NW
      explanation: 11 km/h (7 mph) from 309° (NW)
    secondary swell:
      height m: 0.4
      direction degrees: 194
      direction cardinal: SSW
      period s: 10
forecasts:
  date: 2026-08-07
  day index: 3
  strike score:
    final score: 0
    category: Poor
    category emoji: 💤
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    summary: Poor conditions at Thor's Hammer (Todos Santos Island). Either swell direction (204°), size (0.9m), or wind (10 km/h from 302°) is unfavorable. Consider other spots or wait for better conditions.
provider: Strike Mission
date published: 2026-08-05T00:34:45.056Z
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: 0
  out of: 25
  explanation: No alignment: Swell from 204° is outside workable range 280°-320°. Wrong swell direction for this spot.
swell size:
  score: 1
  out of: 25
  explanation: Too small: 0.9m is below minimum 3.0m. Waves will be weak/mushy.
swell period:
  score: 6
  out of: 25
  explanation: Moderate period: 14s meets minimum 14s but below ideal 17s. Some groundswell energy present.
wind:
  score: 9
  out of: 25
  explanation: Onshore/cross-shore: 10 km/h from 302° (WNW). Destroying wave quality. Offshore range: 60°-120°.

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: 204
  direction cardinal: SSW
  period s: 14
  explanation: 0.9m (3.0ft) swell from 204° (SSW) at 14s period
wind:
  speed kmh: 10
  speed mph: 6.2
  direction degrees: 302
  direction cardinal: WNW
  explanation: 10 km/h (6 mph) from 302° (WNW)
secondary swell:
  height m: 0.4
  direction degrees: 262
  direction cardinal: W
  period s: 6

date: 2026-08-08
day index: 4
strike score:
  final score: 0
  category: Poor
  category emoji: 💤
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 0
      out of: 25
      explanation: No alignment: Swell from 201° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 1.0m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 4
      out of: 25
      explanation: Short period: 13s is below minimum 14s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 2
      out of: 25
      explanation: Onshore/cross-shore: 14 km/h from 311° (NW). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (201°), size (1.0m), or wind (14 km/h from 311°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1
    height ft: 3.3
    direction degrees: 201
    direction cardinal: SSW
    period s: 13
    explanation: 1.0m (3.3ft) swell from 201° (SSW) at 13s period
  wind:
    speed kmh: 14
    speed mph: 8.7
    direction degrees: 311
    direction cardinal: NW
    explanation: 14 km/h (9 mph) from 311° (NW)
  secondary swell:
    height m: 0.5
    direction degrees: 284
    direction cardinal: WNW
    period s: 4

date: 2026-08-09
day index: 5
strike score:
  final score: 2
  category: Poor
  category emoji: 💤
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 0
      out of: 25
      explanation: No alignment: Swell from 204° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 1.0m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 4
      out of: 25
      explanation: Short period: 13s is below minimum 14s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 17
      out of: 25
      explanation: Onshore/cross-shore: 6 km/h from 224° (SW). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (204°), size (1.0m), or wind (6 km/h from 224°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 1
    height ft: 3.3
    direction degrees: 204
    direction cardinal: SSW
    period s: 13
    explanation: 1.0m (3.3ft) swell from 204° (SSW) at 13s period
  wind:
    speed kmh: 6
    speed mph: 3.7
    direction degrees: 224
    direction cardinal: SW
    explanation: 6 km/h (4 mph) from 224° (SW)
  secondary swell:
    height m: 0.5
    direction degrees: 278
    direction cardinal: W
    period s: 5

date: 2026-08-10
day index: 6
strike score:
  final score: 5
  category: Poor
  category emoji: 💤
  confidence: 0.83
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 0
      out of: 25
      explanation: No alignment: Swell from 191° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 0.9m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 4
      out of: 25
      explanation: Short period: 12s is below minimum 14s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 20
      out of: 25
      explanation: Onshore/cross-shore: 7 km/h from 176° (S). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (191°), size (0.9m), or wind (7 km/h from 176°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0.9
    height ft: 3.0
    direction degrees: 191
    direction cardinal: S
    period s: 12
    explanation: 0.9m (3.0ft) swell from 191° (S) at 12s period
  wind:
    speed kmh: 7
    speed mph: 4.3
    direction degrees: 176
    direction cardinal: S
    explanation: 7 km/h (4 mph) from 176° (S)

date: 2026-08-11
day index: 7
strike score:
  final score: 0
  category: Poor
  category emoji: 💤
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 0
      out of: 25
      explanation: No alignment: Swell from 188° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 0.8m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 2
      out of: 25
      explanation: Short period: 11s is below minimum 14s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 17
      out of: 25
      explanation: Onshore/cross-shore: 6 km/h from 213° (SSW). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (188°), size (0.8m), or wind (6 km/h from 213°) 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: 6
    speed mph: 3.7
    direction degrees: 213
    direction cardinal: SSW
    explanation: 6 km/h (4 mph) from 213° (SSW)
  secondary swell:
    height m: 0.4
    direction degrees: 203
    direction cardinal: SSW
    period s: 13

date: 2026-08-12
day index: 8
strike score:
  final score: 2
  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 188° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 0.8m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 6
      out of: 25
      explanation: Moderate period: 14s meets minimum 14s but below ideal 17s. Some groundswell energy present.
    wind:
      score: 15
      out of: 25
      explanation: Onshore/cross-shore: 7 km/h from 268° (W). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (188°), size (0.8m), or wind (7 km/h from 268°) 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: 14
    explanation: 0.8m (2.6ft) swell from 188° (S) at 14s period
  wind:
    speed kmh: 7
    speed mph: 4.3
    direction degrees: 268
    direction cardinal: W
    explanation: 7 km/h (4 mph) from 268° (W)
  secondary swell:
    height m: 0.5
    direction degrees: 210
    direction cardinal: SSW
    period s: 14

date: 2026-08-13
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 180° is outside workable range 280°-320°. Wrong swell direction for this spot.
    swell size:
      score: 1
      out of: 25
      explanation: Too small: 0.9m is below minimum 3.0m. Waves will be weak/mushy.
    swell period:
      score: 2
      out of: 25
      explanation: Short period: 11s is below minimum 14s. Windswell-dominated (choppy, weak waves).
    wind:
      score: 0
      out of: 25
      explanation: Onshore/cross-shore: 17 km/h from 309° (NW). Destroying wave quality. Offshore range: 60°-120°.
  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 Thor's Hammer (Todos Santos Island). Either swell direction (180°), size (0.9m), or wind (17 km/h from 309°) is unfavorable. Consider other spots or wait for better conditions.
conditions:
  swell:
    height m: 0.9
    height ft: 3.0
    direction degrees: 180
    direction cardinal: S
    period s: 11
    explanation: 0.9m (3.0ft) swell from 180° (S) at 11s period
  wind:
    speed kmh: 17
    speed mph: 10.6
    direction degrees: 309
    direction cardinal: NW
    explanation: 17 km/h (11 mph) from 309° (NW)

Strike Mission
type: Organization