Surf Forecast for Hideaways
type: Dataset
description: 10-day surf forecast with Strike Scores for Hideaways, Playgrounds, Mentawai, Indonesia
about: Hideaways
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: -1.825
    longitude: 98.975
  description: Hideaways is a reliable swell magnet in the Playgrounds zone of the Mentawai Islands, offering plenty of barrel opportunities on a quality left reef break. While less famous than neighbouring Kandui Left and Rifles, Hideaways delivers consistent waves with good tube riding potential. The break is a great alternative when the more renowned spots are crowded, providing a quieter session in one of the world's most wave-rich areas.
summary:
  best day:
    date: 2026-08-14
    score: 83
    category: Firing
    explanation: Best day in the forecast: 2026-08-14 with a score of 83/100 (Firing)
  firing days count: 1
  firing days:
    date: 2026-08-14
    score: 83
  overall recommendation: Moderate recommendation: Hideaways has 1 Firing day(s) and 3 Good day(s). Worth considering.
forecasts:
  date: 2026-08-05
  day index: 0
  strike score:
    final score: 57
    category: Fair
    category emoji: 😐
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 13
        out of: 25
        explanation: Moderate alignment: Swell from 195° is 20° off optimal 215°, workable but not ideal.
      swell size:
        score: 17
        out of: 25
        explanation: Marginal size: 1.8m is 0.0m from ideal 1.8m.
      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: 9
        out of: 25
        explanation: Onshore/cross-shore: 10 km/h from 326° (NW). Destroying wave quality. Offshore range: 82°-142°.
    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 Hideaways. The 1.8m swell from 195° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
  conditions:
    swell:
      height m: 1.8
      height ft: 5.9
      direction degrees: 195
      direction cardinal: SSW
      period s: 15
      explanation: 1.8m (5.9ft) swell from 195° (SSW) at 15s period
    wind:
      speed kmh: 10
      speed mph: 6.2
      direction degrees: 326
      direction cardinal: NW
      explanation: 10 km/h (6 mph) from 326° (NW)
    secondary swell:
      height m: 1.1
      direction degrees: 231
      direction cardinal: SW
      period s: 14
forecasts:
  date: 2026-08-06
  day index: 1
  strike score:
    final score: 56
    category: Fair
    category emoji: 😐
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 14
        out of: 25
        explanation: Moderate alignment: Swell from 198° is 17° off optimal 215°, workable but not ideal.
      swell size:
        score: 12
        out of: 25
        explanation: Too big: 2.6m exceeds maximum 2.4m. Risk of closeouts.
      swell period:
        score: 23
        out of: 25
        explanation: Good period: 17s is 121% of ideal 14s. Clean, powerful groundswell.
      wind:
        score: 13
        out of: 25
        explanation: Onshore/cross-shore: 8 km/h from 309° (NW). Destroying wave quality. Offshore range: 82°-142°.
    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 Hideaways. The 2.6m swell from 198° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
  conditions:
    swell:
      height m: 2.6
      height ft: 8.5
      direction degrees: 198
      direction cardinal: SSW
      period s: 17
      explanation: 2.6m (8.5ft) swell from 198° (SSW) at 17s period
    wind:
      speed kmh: 8
      speed mph: 5.0
      direction degrees: 309
      direction cardinal: NW
      explanation: 8 km/h (5 mph) from 309° (NW)
    secondary swell:
      height m: 1
      direction degrees: 287
      direction cardinal: WNW
      period s: 6
forecasts:
  date: 2026-08-07
  day index: 2
  strike score:
    final score: 74
    category: Good
    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 197° is 18° off optimal 215°, workable but not ideal.
      swell size:
        score: 12
        out of: 25
        explanation: Too big: 2.6m exceeds maximum 2.4m. Risk of closeouts.
      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: 25
        out of: 25
        explanation: Light offshore: 4 km/h from 86° (E). Grooming the wave face beautifully.
    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 Hideaways. 2.6m swell from 197° with manageable wind. Solid session guaranteed.
  conditions:
    swell:
      height m: 2.6
      height ft: 8.5
      direction degrees: 197
      direction cardinal: SSW
      period s: 16
      explanation: 2.6m (8.5ft) swell from 197° (SSW) at 16s period
    wind:
      speed kmh: 4
      speed mph: 2.5
      direction degrees: 86
      direction cardinal: E
      explanation: 4 km/h (2 mph) from 86° (E)
    secondary swell:
      height m: 0.8
      direction degrees: 253
      direction cardinal: WSW
      period s: 10
forecasts:
  date: 2026-08-08
  day index: 3
  strike score:
    final score: 66
    category: Good
    category emoji: ✅
    confidence: 0.92
    confidence explanation: High confidence (2-3 day forecast)
    summary: Good surfable conditions at Hideaways. 2.7m swell from 191° with manageable wind. Solid session guaranteed.
provider: Strike Mission
date published: 2026-08-05T03:11:47.680Z
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)

swell direction:
  score: 11
  out of: 25
  explanation: Moderate alignment: Swell from 191° is 24° off optimal 215°, workable but not ideal.
swell size:
  score: 10
  out of: 25
  explanation: Too big: 2.7m exceeds maximum 2.4m. Risk of closeouts.
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: 25
  out of: 25
  explanation: Moderate offshore: 10 km/h from 127° (SE). Still grooming but noticeable wind.

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: 2.7
  height ft: 8.9
  direction degrees: 191
  direction cardinal: S
  period s: 16
  explanation: 2.7m (8.9ft) swell from 191° (S) at 16s period
wind:
  speed kmh: 10
  speed mph: 6.2
  direction degrees: 127
  direction cardinal: SE
  explanation: 10 km/h (6 mph) from 127° (SE)
secondary swell:
  height m: 0.7
  direction degrees: 271
  direction cardinal: W
  period s: 7

date: 2026-08-09
day index: 4
strike score:
  final score: 48
  category: Fair
  category emoji: 😐
  confidence: 0.89
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 12
      out of: 25
      explanation: Moderate alignment: Swell from 192° is 23° off optimal 215°, workable but not ideal.
    swell size:
      score: 12
      out of: 25
      explanation: Too big: 2.6m exceeds maximum 2.4m. Risk of closeouts.
    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: 5
      out of: 25
      explanation: Onshore/cross-shore: 15 km/h from 155° (SSE). Destroying wave quality. Offshore range: 82°-142°.
  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 Hideaways. The 2.6m swell from 192° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 2.6
    height ft: 8.5
    direction degrees: 192
    direction cardinal: SSW
    period s: 16
    explanation: 2.6m (8.5ft) swell from 192° (SSW) at 16s period
  wind:
    speed kmh: 15
    speed mph: 9.3
    direction degrees: 155
    direction cardinal: SSE
    explanation: 15 km/h (9 mph) from 155° (SSE)
  secondary swell:
    height m: 0.8
    direction degrees: 174
    direction cardinal: S
    period s: 6
  windswell:
    height m: 0.6
    period s: 3
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-10
day index: 5
strike score:
  final score: 60
  category: Fair
  category emoji: 😐
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 10
      out of: 25
      explanation: Moderate alignment: Swell from 188° is 27° off optimal 215°, workable but not ideal.
    swell size:
      score: 17
      out of: 25
      explanation: Marginal size: 2.4m is 0.6m from ideal 1.8m.
    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: 11 km/h from 159° (SSE). Destroying wave quality. Offshore range: 82°-142°.
  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 Hideaways. The 2.4m swell from 188° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 2.4
    height ft: 7.9
    direction degrees: 188
    direction cardinal: S
    period s: 15
    explanation: 2.4m (7.9ft) swell from 188° (S) at 15s period
  wind:
    speed kmh: 11
    speed mph: 6.8
    direction degrees: 159
    direction cardinal: SSE
    explanation: 11 km/h (7 mph) from 159° (SSE)
  secondary swell:
    height m: 1.1
    direction degrees: 187
    direction cardinal: S
    period s: 18

date: 2026-08-11
day index: 6
strike score:
  final score: 58
  category: Fair
  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 183° is 32° off optimal 215°, barely within workable range 200°-230°.
    swell size:
      score: 4
      out of: 25
      explanation: Too big: 3.3m exceeds maximum 2.4m. Risk of closeouts.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 17s is 121% of ideal 14s. Clean, powerful groundswell.
    wind:
      score: 25
      out of: 25
      explanation: Moderate offshore: 11 km/h from 128° (SE). Still grooming but noticeable wind.
  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 Hideaways. The 3.3m 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: 3.3
    height ft: 10.8
    direction degrees: 183
    direction cardinal: S
    period s: 17
    explanation: 3.3m (10.8ft) swell from 183° (S) at 17s period
  wind:
    speed kmh: 11
    speed mph: 6.8
    direction degrees: 128
    direction cardinal: SE
    explanation: 11 km/h (7 mph) from 128° (SE)
  secondary swell:
    height m: 0.4
    direction degrees: 276
    direction cardinal: W
    period s: 9

date: 2026-08-12
day index: 7
strike score:
  final score: 58
  category: Fair
  category emoji: 😐
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 8
      out of: 25
      explanation: Poor alignment: Swell from 182° is 33° off optimal 215°, barely within workable range 200°-230°.
    swell size:
      score: 6
      out of: 25
      explanation: Too big: 3.0m exceeds maximum 2.4m. Risk of closeouts.
    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: 21
      out of: 25
      explanation: Moderate offshore: 12 km/h from 138° (SE). Still grooming but noticeable wind.
  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 Hideaways. The 3.0m swell from 182° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 3
    height ft: 9.8
    direction degrees: 182
    direction cardinal: S
    period s: 16
    explanation: 3.0m (9.8ft) swell from 182° (S) at 16s period
  wind:
    speed kmh: 12
    speed mph: 7.5
    direction degrees: 138
    direction cardinal: SE
    explanation: 12 km/h (7 mph) from 138° (SE)
  windswell:
    height m: 0.3
    period s: 2
    explanation: Local wind-generated waves (choppy, short-period)

date: 2026-08-13
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: 7
      out of: 25
      explanation: Poor alignment: Swell from 176° is 39° off optimal 215°, barely within workable range 200°-230°.
    swell size:
      score: 17
      out of: 25
      explanation: Marginal size: 2.4m is 0.6m from ideal 1.8m.
    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: 24
      out of: 25
      explanation: Moderate offshore: 10 km/h from 134° (SE). Still grooming but noticeable wind.
  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 Hideaways. 2.4m swell from 176° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.4
    height ft: 7.9
    direction degrees: 176
    direction cardinal: S
    period s: 14
    explanation: 2.4m (7.9ft) swell from 176° (S) at 14s period
  wind:
    speed kmh: 10
    speed mph: 6.2
    direction degrees: 134
    direction cardinal: SE
    explanation: 10 km/h (6 mph) from 134° (SE)
  secondary swell:
    height m: 1.1
    direction degrees: 183
    direction cardinal: S
    period s: 15

date: 2026-08-14
day index: 9
strike score:
  final score: 83
  category: Firing
  category emoji: 🔥
  confidence: 0.8
  confidence explanation: Very low confidence (8-10 day forecast, conditions may change)
  breakdown:
    swell direction:
      score: 8
      out of: 25
      explanation: Poor alignment: Swell from 181° is 34° off optimal 215°, barely within workable range 200°-230°.
    swell size:
      score: 23
      out of: 25
      explanation: Good size: 2.0m is within 15% of ideal 1.8m.
    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: 21
      out of: 25
      explanation: Moderate offshore: 10 km/h from 140° (SE). Still grooming but noticeable wind.
  adjustments:
    wind history:
      adjustment: 6
      groomed: true
      morning sickness: false
      explanation: +6 points: Multiple days of offshore wind have groomed the ocean surface, creating ultra-clean conditions.
    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: Excellent conditions at Hideaways. The 2.0m swell from 181° aligns well with the spot, and offshore winds are grooming the face. Worth planning a trip around this.
conditions:
  swell:
    height m: 2
    height ft: 6.6
    direction degrees: 181
    direction cardinal: S
    period s: 15
    explanation: 2.0m (6.6ft) swell from 181° (S) at 15s period
  wind:
    speed kmh: 10
    speed mph: 6.2
    direction degrees: 140
    direction cardinal: SE
    explanation: 10 km/h (6 mph) from 140° (SE)
  secondary swell:
    height m: 1.1
    direction degrees: 171
    direction cardinal: S
    period s: 16

Strike Mission
type: Organization