Surf Forecast for Nungas
type: Dataset
description: 10-day surf forecast with Strike Scores for Nungas, East Sumbawa, Indonesia
about: Nungas
  type: TouristAttraction
  geo: GeoCoordinates
    latitude: -8.79
    longitude: 118.38
  description: Nungas is a long left reef break in East Sumbawa offering rides of 200+ meters. The wave provides a fun and accessible surfing experience near Lakey Peak, with long walls perfect for carving turns and the occasional barrel section. It's one of the more user-friendly waves in the Hu'u area, making it popular with intermediate surfers looking for longer rides in warm tropical water.
summary:
  best day:
    date: 2026-08-07
    score: 86
    category: Firing
    explanation: Best day in the forecast: 2026-08-07 with a score of 86/100 (Firing)
  firing days count: 3
  firing days:
    date: 2026-08-06
    score: 84
  firing days:
    date: 2026-08-07
    score: 86
  firing days:
    date: 2026-08-14
    score: 83
  overall recommendation: Strong recommendation: Nungas has 3 Firing days in the next 10 days. Book your trip!
forecasts:
  date: 2026-08-05
  day index: 0
  strike score:
    final score: 76
    category: Good
    category emoji: ✅
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 23
        out of: 25
        explanation: Good alignment: Swell from 217° is 2° off optimal 215°, still within prime range.
      swell size:
        score: 10
        out of: 25
        explanation: Marginal size: 1.4m is 0.7m from ideal 2.1m.
      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: 18
        out of: 25
        explanation: Moderate offshore: 12 km/h from 120° (ESE). 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 Nungas. 1.4m swell from 217° with manageable wind. Solid session guaranteed.
  conditions:
    swell:
      height m: 1.4
      height ft: 4.6
      direction degrees: 217
      direction cardinal: SW
      period s: 14
      explanation: 1.4m (4.6ft) swell from 217° (SW) at 14s period
    wind:
      speed kmh: 12
      speed mph: 7.5
      direction degrees: 120
      direction cardinal: ESE
      explanation: 12 km/h (7 mph) from 120° (ESE)
    secondary swell:
      height m: 0.4
      direction degrees: 165
      direction cardinal: SSE
      period s: 8
forecasts:
  date: 2026-08-06
  day index: 1
  strike score:
    final score: 84
    category: Firing
    category emoji: 🔥
    confidence: 1
    confidence explanation: Very high confidence (0-1 day forecast)
    breakdown:
      swell direction:
        score: 23
        out of: 25
        explanation: Good alignment: Swell from 218° is 3° off optimal 215°, still within prime range.
      swell size:
        score: 21
        out of: 25
        explanation: Good size: 2.3m is within 15% of ideal 2.1m.
      swell period:
        score: 22
        out of: 25
        explanation: Good period: 18s is 129% of ideal 14s. Clean, powerful groundswell.
      wind:
        score: 18
        out of: 25
        explanation: Moderate offshore: 13 km/h from 119° (ESE). 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: Excellent conditions at Nungas. The 2.3m swell from 218° aligns well with the spot, and offshore winds are grooming the face. Worth planning a trip around this.
  conditions:
    swell:
      height m: 2.3
      height ft: 7.5
      direction degrees: 218
      direction cardinal: SW
      period s: 18
      explanation: 2.3m (7.5ft) swell from 218° (SW) at 18s period
    wind:
      speed kmh: 13
      speed mph: 8.1
      direction degrees: 119
      direction cardinal: ESE
      explanation: 13 km/h (8 mph) from 119° (ESE)
    secondary swell:
      height m: 0.5
      direction degrees: 164
      direction cardinal: SSE
      period s: 6
forecasts:
  date: 2026-08-07
  day index: 2
  strike score:
    final score: 86
    category: Firing
    category emoji: 🔥
    confidence: 0.95
    confidence explanation: High confidence (2-3 day forecast)
    breakdown:
      swell direction:
        score: 23
        out of: 25
        explanation: Good alignment: Swell from 217° is 2° off optimal 215°, still within prime range.
      swell size:
        score: 23
        out of: 25
        explanation: Good size: 2.4m is within 15% of ideal 2.1m.
      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: 18
        out of: 25
        explanation: Moderate offshore: 13 km/h from 119° (ESE). 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: Excellent conditions at Nungas. The 2.4m swell from 217° aligns well with the spot, and offshore winds are grooming the face. Worth planning a trip around this.
  conditions:
    swell:
      height m: 2.4
      height ft: 7.9
      direction degrees: 217
      direction cardinal: SW
      period s: 16
      explanation: 2.4m (7.9ft) swell from 217° (SW) at 16s period
    wind:
      speed kmh: 13
      speed mph: 8.1
      direction degrees: 119
      direction cardinal: ESE
      explanation: 13 km/h (8 mph) from 119° (ESE)
    secondary swell:
      height m: 0.6
      direction degrees: 177
      direction cardinal: S
      period s: 6
provider: Strike Mission
date published: 2026-08-05T00:34:44.190Z
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)

date: 2026-08-08
day index: 3
strike score:
  final score: 72
  category: Good
  category emoji: ✅
  confidence: 0.92
  confidence explanation: High confidence (2-3 day forecast)
  breakdown:
    swell direction:
      score: 25
      out of: 25
      explanation: Perfect alignment: Swell from 215° is within 5° of optimal 215°.
    swell size:
      score: 19
      out of: 25
      explanation: Marginal size: 2.8m is 0.7m from ideal 2.1m.
    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: 14 km/h from 142° (SE). 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: Good surfable conditions at Nungas. 2.8m swell from 215° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.8
    height ft: 9.2
    direction degrees: 215
    direction cardinal: SW
    period s: 16
    explanation: 2.8m (9.2ft) swell from 215° (SW) at 16s period
  wind:
    speed kmh: 14
    speed mph: 8.7
    direction degrees: 142
    direction cardinal: SE
    explanation: 14 km/h (9 mph) from 142° (SE)
  secondary swell:
    height m: 0.5
    direction degrees: 156
    direction cardinal: SSE
    period s: 4

date: 2026-08-09
day index: 4
strike score:
  final score: 76
  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 217° is 2° off optimal 215°, still within prime range.
    swell size:
      score: 23
      out of: 25
      explanation: Good size: 2.4m is within 15% of ideal 2.1m.
    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: 9
      out of: 25
      explanation: Onshore/cross-shore: 13 km/h from 126° (SE). 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: Good surfable conditions at Nungas. 2.4m swell from 217° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.4
    height ft: 7.9
    direction degrees: 217
    direction cardinal: SW
    period s: 16
    explanation: 2.4m (7.9ft) swell from 217° (SW) at 16s period
  wind:
    speed kmh: 13
    speed mph: 8.1
    direction degrees: 126
    direction cardinal: SE
    explanation: 13 km/h (8 mph) from 126° (SE)
  secondary swell:
    height m: 0.5
    direction degrees: 159
    direction cardinal: SSE
    period s: 4

date: 2026-08-10
day index: 5
strike score:
  final score: 73
  category: Good
  category emoji: ✅
  confidence: 0.86
  confidence explanation: Moderate confidence (4-5 day forecast)
  breakdown:
    swell direction:
      score: 25
      out of: 25
      explanation: Perfect alignment: Swell from 215° is within 5° of optimal 215°.
    swell size:
      score: 19
      out of: 25
      explanation: Marginal size: 2.2m is 0.1m from ideal 2.1m.
    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: 12
      out of: 25
      explanation: Onshore/cross-shore: 11 km/h from 134° (SE). 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: Good surfable conditions at Nungas. 2.2m swell from 215° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.2
    height ft: 7.2
    direction degrees: 215
    direction cardinal: SW
    period s: 15
    explanation: 2.2m (7.2ft) swell from 215° (SW) at 15s period
  wind:
    speed kmh: 11
    speed mph: 6.8
    direction degrees: 134
    direction cardinal: SE
    explanation: 11 km/h (7 mph) from 134° (SE)
  secondary swell:
    height m: 0.7
    direction degrees: 183
    direction cardinal: S
    period s: 12

date: 2026-08-11
day index: 6
strike score:
  final score: 60
  category: Fair
  category emoji: 😐
  confidence: 0.83
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 21
      out of: 25
      explanation: Good alignment: Swell from 210° is 5° off optimal 215°, still within prime range.
    swell size:
      score: 18
      out of: 25
      explanation: Marginal size: 2.9m is 0.8m from ideal 2.1m.
    swell period:
      score: 23
      out of: 25
      explanation: Good period: 17s is 121% of ideal 14s. Clean, powerful groundswell.
    wind:
      score: 7
      out of: 25
      explanation: Onshore/cross-shore: 13 km/h from 149° (SSE). 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: Surfable but not special at Nungas. The 2.9m swell from 210° is workable, but conditions aren't ideal. Fine if you're local, but not worth a dedicated trip.
conditions:
  swell:
    height m: 2.9
    height ft: 9.5
    direction degrees: 210
    direction cardinal: SSW
    period s: 17
    explanation: 2.9m (9.5ft) swell from 210° (SSW) at 17s period
  wind:
    speed kmh: 13
    speed mph: 8.1
    direction degrees: 149
    direction cardinal: SSE
    explanation: 13 km/h (8 mph) from 149° (SSE)

date: 2026-08-12
day index: 7
strike score:
  final score: 65
  category: Good
  category emoji: ✅
  confidence: 0.8
  confidence explanation: Low confidence (6-7 day forecast)
  breakdown:
    swell direction:
      score: 23
      out of: 25
      explanation: Good alignment: Swell from 212° is 3° off optimal 215°, still within prime range.
    swell size:
      score: 17
      out of: 25
      explanation: Marginal size: 2.1m is 0.0m from ideal 2.1m.
    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: 9
      out of: 25
      explanation: Onshore/cross-shore: 13 km/h from 128° (SE). 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: Good surfable conditions at Nungas. 2.1m swell from 212° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.1
    height ft: 6.9
    direction degrees: 212
    direction cardinal: SSW
    period s: 16
    explanation: 2.1m (6.9ft) swell from 212° (SSW) at 16s period
  wind:
    speed kmh: 13
    speed mph: 8.1
    direction degrees: 128
    direction cardinal: SE
    explanation: 13 km/h (8 mph) from 128° (SE)
  secondary swell:
    height m: 0.4
    direction degrees: 164
    direction cardinal: SSE
    period s: 4

date: 2026-08-13
day index: 8
strike score:
  final score: 73
  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 205° is 10° off optimal 215°, workable but not ideal.
    swell size:
      score: 20
      out of: 25
      explanation: Good size: 2.7m is within 15% of ideal 2.1m.
    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: 14
      out of: 25
      explanation: Onshore/cross-shore: 10 km/h from 130° (SE). 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: Good surfable conditions at Nungas. 2.7m swell from 205° with manageable wind. Solid session guaranteed.
conditions:
  swell:
    height m: 2.7
    height ft: 8.9
    direction degrees: 205
    direction cardinal: SSW
    period s: 16
    explanation: 2.7m (8.9ft) swell from 205° (SSW) at 16s period
  wind:
    speed kmh: 10
    speed mph: 6.2
    direction degrees: 130
    direction cardinal: SE
    explanation: 10 km/h (6 mph) from 130° (SE)

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: 22
      out of: 25
      explanation: Good alignment: Swell from 211° is 4° off optimal 215°, still within prime range.
    swell size:
      score: 16
      out of: 25
      explanation: Marginal size: 2.0m is 0.1m from ideal 2.1m.
    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: 22
      out of: 25
      explanation: Moderate offshore: 11 km/h from 114° (ESE). 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: Excellent conditions at Nungas. The 2.0m swell from 211° 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: 211
    direction cardinal: SSW
    period s: 16
    explanation: 2.0m (6.6ft) swell from 211° (SSW) at 16s period
  wind:
    speed kmh: 11
    speed mph: 6.8
    direction degrees: 114
    direction cardinal: ESE
    explanation: 11 km/h (7 mph) from 114° (ESE)
  secondary swell:
    height m: 0.4
    direction degrees: 150
    direction cardinal: SSE
    period s: 4

Strike Mission
type: Organization