{
  "name": "Portillo",
  "alternateNames": [
    "Portillo (stazione sciistica)",
    "ポルティージョ",
    "波尔蒂略"
  ],
  "type": "ski resort",
  "url": "https://snowingplaces.com/ski-resorts/portillo/",
  "summary": "A long-established Chilean resort beside Laguna del Inca, near the Argentine border, which hosted the 1966 World Championships.",
  "location": {
    "country": "Chile",
    "region": "Valparaíso",
    "latitude": -32.84,
    "longitude": -70.13
  },
  "elevationMetres": {
    "topLift": 3310,
    "village": 2800
  },
  "season": {
    "opens": "Mid-June",
    "closes": "Early October"
  },
  "officialWebsite": "https://www.skiportillo.com",
  "factsVerified": false,
  "forecast": {
    "generatedUtc": "2026-09-18T13:00:00.000Z",
    "models": [
      "ECMWF IFS",
      "NOAA GFS",
      "DWD ICON"
    ],
    "updateFrequency": "every 3 hours",
    "topLift": {
      "headline": "No snow in the next 24 hours.",
      "detail": "Snow arrives on Saturday, with 30–90 cm over the next 7 days.",
      "confidence": {
        "label": "Medium confidence",
        "modelsAgreeing": 2,
        "reason": "one model shows some snow"
      },
      "next24Hours": {
        "snowfallCm": {
          "low": 0,
          "high": 3.6,
          "mean": 1.3
        },
        "modelsForecastingSnow": 1,
        "text": "0–4 cm"
      },
      "next7Days": {
        "snowfallCm": {
          "low": 30,
          "high": 87.6,
          "mean": 57.7
        },
        "modelsForecastingSnow": 3,
        "text": "30–90 cm"
      },
      "conditionsAtForecastTime": {
        "temperatureC": 2,
        "windKmh": 7,
        "gustKmh": 17,
        "freezingLevelM": 3750
      },
      "days": [
        {
          "day": "Today",
          "weather": "Light snow",
          "snowfall": "0–4 cm",
          "snowfallCm": {
            "low": 0,
            "high": 3.6
          },
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": -2,
            "max": 4
          },
          "maxGustKmh": 20,
          "freezingLevelM": 3500
        },
        {
          "day": "Sat",
          "weather": "Snow",
          "snowfall": "5–25 cm",
          "snowfallCm": {
            "low": 5.2,
            "high": 24.5
          },
          "modelsAgreeing": 3,
          "temperatureC": {
            "min": -4,
            "max": 2
          },
          "maxGustKmh": 47,
          "freezingLevelM": 3250
        },
        {
          "day": "Sun",
          "weather": "Snow",
          "snowfall": "10–30 cm",
          "snowfallCm": {
            "low": 12.9,
            "high": 27.3
          },
          "modelsAgreeing": 3,
          "temperatureC": {
            "min": -6,
            "max": -3
          },
          "maxGustKmh": 59,
          "freezingLevelM": 2800
        },
        {
          "day": "Mon",
          "weather": "Light snow",
          "snowfall": "0–2 cm",
          "snowfallCm": {
            "low": 0,
            "high": 1.5
          },
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": -4,
            "max": 2
          },
          "maxGustKmh": 38,
          "freezingLevelM": 3350
        },
        {
          "day": "Tue",
          "weather": "Chance of snow",
          "snowfall": "0–5 cm",
          "snowfallCm": {
            "low": 0,
            "high": 4.3
          },
          "modelsAgreeing": 1,
          "temperatureC": {
            "min": -2,
            "max": 3
          },
          "maxGustKmh": 25,
          "freezingLevelM": 3550
        },
        {
          "day": "Wed",
          "weather": "Snow",
          "snowfall": "0–20 cm",
          "snowfallCm": {
            "low": 0.9,
            "high": 16.4
          },
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": -3,
            "max": 0
          },
          "maxGustKmh": 42,
          "freezingLevelM": 3250
        },
        {
          "day": "Thu",
          "weather": "Snow",
          "snowfall": "0–25 cm",
          "snowfallCm": {
            "low": 0,
            "high": 20.2
          },
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": -4,
            "max": -1
          },
          "maxGustKmh": 49,
          "freezingLevelM": 3150
        }
      ],
      "outlookDays8To14": [
        {
          "day": "Fri 25 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–15 cm",
          "snowfallCm": {
            "low": 0,
            "high": 12.6
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": -4,
            "max": 0
          }
        },
        {
          "day": "Sat 26 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–2 cm",
          "snowfallCm": {
            "low": 0,
            "high": 1.3
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": -3,
            "max": 3
          }
        },
        {
          "day": "Sun 27 Sep",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": -2,
            "max": 4
          }
        },
        {
          "day": "Mon 28 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–3 cm",
          "snowfallCm": {
            "low": 0,
            "high": 2.1
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": -6,
            "max": 1
          }
        },
        {
          "day": "Tue 29 Sep",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": -6,
            "max": 4
          }
        },
        {
          "day": "Wed 30 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–2 cm",
          "snowfallCm": {
            "low": 0,
            "high": 1.3
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": -3,
            "max": 2
          }
        },
        {
          "day": "Thu 1 Oct",
          "weather": "Snow",
          "snowfall": "5–20 cm",
          "snowfallCm": {
            "low": 7.8,
            "high": 19.3
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 2,
          "temperatureC": {
            "min": -4,
            "max": 0
          }
        }
      ],
      "modelledSnowDepth": "About 94 cm",
      "modelledSnowDepthCm": 94,
      "localTimeAtForecast": "10:00",
      "timezone": "GMT-3"
    },
    "village": {
      "headline": "No snow in the next 24 hours.",
      "detail": "Snow arrives on Sunday, with 20–35 cm over the next 7 days.",
      "confidence": {
        "label": "High confidence",
        "modelsAgreeing": 3,
        "reason": "all three forecast models agree"
      },
      "next24Hours": {
        "snowfallCm": {
          "low": 0,
          "high": 0.2,
          "mean": 0.1
        },
        "modelsForecastingSnow": 0,
        "text": "Under 1 cm"
      },
      "next7Days": {
        "snowfallCm": {
          "low": 24,
          "high": 30,
          "mean": 27.2
        },
        "modelsForecastingSnow": 3,
        "text": "20–35 cm"
      },
      "conditionsAtForecastTime": {
        "temperatureC": 6,
        "windKmh": 6,
        "gustKmh": 17,
        "freezingLevelM": 3750
      },
      "days": [
        {
          "day": "Today",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": 2,
            "max": 8
          },
          "maxGustKmh": 20,
          "freezingLevelM": 3500
        },
        {
          "day": "Sat",
          "weather": "Chance of snow",
          "snowfall": "0–15 cm",
          "snowfallCm": {
            "low": 0,
            "high": 12.1
          },
          "modelsAgreeing": 1,
          "temperatureC": {
            "min": -1,
            "max": 6
          },
          "maxGustKmh": 47,
          "freezingLevelM": 3250
        },
        {
          "day": "Sun",
          "weather": "Rain and snow",
          "snowfall": "10–25 cm",
          "snowfallCm": {
            "low": 12.9,
            "high": 22.8
          },
          "modelsAgreeing": 3,
          "temperatureC": {
            "min": -3,
            "max": 0
          },
          "maxGustKmh": 59,
          "freezingLevelM": 2800
        },
        {
          "day": "Mon",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": -1,
            "max": 6
          },
          "maxGustKmh": 38,
          "freezingLevelM": 3350
        },
        {
          "day": "Tue",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsAgreeing": 3,
          "temperatureC": {
            "min": 2,
            "max": 7
          },
          "maxGustKmh": 25,
          "freezingLevelM": 3550
        },
        {
          "day": "Wed",
          "weather": "Rain",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": 1,
            "max": 4
          },
          "maxGustKmh": 42,
          "freezingLevelM": 3250
        },
        {
          "day": "Thu",
          "weather": "Rain and snow",
          "snowfall": "0–15 cm",
          "snowfallCm": {
            "low": 0,
            "high": 11.1
          },
          "modelsAgreeing": 2,
          "temperatureC": {
            "min": 0,
            "max": 3
          },
          "maxGustKmh": 49,
          "freezingLevelM": 3150
        }
      ],
      "outlookDays8To14": [
        {
          "day": "Fri 25 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–2 cm",
          "snowfallCm": {
            "low": 0,
            "high": 1.5
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": 0,
            "max": 4
          }
        },
        {
          "day": "Sat 26 Sep",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": 1,
            "max": 7
          }
        },
        {
          "day": "Sun 27 Sep",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": 2,
            "max": 8
          }
        },
        {
          "day": "Mon 28 Sep",
          "weather": "Chance of snow",
          "snowfall": "0–3 cm",
          "snowfallCm": {
            "low": 0,
            "high": 2.1
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": -1,
            "max": 6
          }
        },
        {
          "day": "Tue 29 Sep",
          "weather": "Dry",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": -1,
            "max": 8
          }
        },
        {
          "day": "Wed 30 Sep",
          "weather": "Rain",
          "snowfall": "No snow",
          "snowfallCm": null,
          "modelsWithData": 2,
          "modelsShowingSnow": 0,
          "temperatureC": {
            "min": 2,
            "max": 6
          }
        },
        {
          "day": "Thu 1 Oct",
          "weather": "Chance of snow",
          "snowfall": "0–20 cm",
          "snowfallCm": {
            "low": 0,
            "high": 19.3
          },
          "modelsWithData": 2,
          "modelsShowingSnow": 1,
          "temperatureC": {
            "min": 1,
            "max": 3
          }
        }
      ],
      "modelledSnowDepth": "About 94 cm",
      "modelledSnowDepthCm": 94,
      "localTimeAtForecast": "10:00",
      "timezone": "GMT-3"
    }
  },
  "snowRecord": {
    "metric": "average days per month with at least 1 cm of snowfall",
    "period": "2016–2025",
    "source": "ERA5 reanalysis via Open-Meteo",
    "elevation": "mid-mountain",
    "daysPerMonth": {
      "january": 2.7,
      "february": 1.5,
      "march": 2.6,
      "april": 5,
      "may": 8,
      "june": 9.9,
      "july": 6.2,
      "august": 7.6,
      "september": 6.1,
      "october": 8.4,
      "november": 6.8,
      "december": 4
    },
    "shareOfAnnualSnowfallPercent": {
      "january": 3,
      "february": 2,
      "march": 2,
      "april": 6,
      "may": 11,
      "june": 22,
      "july": 11,
      "august": 13,
      "september": 10,
      "october": 9,
      "november": 8,
      "december": 3
    },
    "averageDailyTemperatureC": {
      "january": {
        "low": 5,
        "high": 14.1
      },
      "february": {
        "low": 5.6,
        "high": 14.9
      },
      "march": {
        "low": 4.7,
        "high": 13.7
      },
      "april": {
        "low": 1,
        "high": 9.5
      },
      "may": {
        "low": -3,
        "high": 4.3
      },
      "june": {
        "low": -6.2,
        "high": -0.4
      },
      "july": {
        "low": -6.1,
        "high": 0.4
      },
      "august": {
        "low": -5.7,
        "high": 0.7
      },
      "september": {
        "low": -4.5,
        "high": 2.5
      },
      "october": {
        "low": -2.9,
        "high": 4.4
      },
      "november": {
        "low": -1,
        "high": 8.1
      },
      "december": {
        "low": 2.6,
        "high": 12.1
      }
    },
    "wintersAsPercentOfAverage": {
      "2016": 85,
      "2017": 105,
      "2018": 107,
      "2019": 50,
      "2020": 86,
      "2021": 88,
      "2022": 102,
      "2023": 158,
      "2024": 124,
      "2025": 95
    },
    "holidays": {
      "christmas": {
        "years": 10,
        "yearsWithSnowOnGround": 0,
        "yearsWithFreshSnow": 4
      },
      "newYear": {
        "years": 10,
        "yearsWithSnowOnGround": 0,
        "yearsWithFreshSnow": 3
      },
      "midFebruary": {
        "years": 10,
        "yearsWithSnowOnGround": 0,
        "yearsWithFreshSnow": 3
      },
      "easter": {
        "years": 10,
        "yearsWithSnowOnGround": 0,
        "yearsWithFreshSnow": 1
      },
      "midJuly": {
        "years": 10,
        "yearsWithSnowOnGround": 10,
        "yearsWithFreshSnow": 7
      }
    },
    "note": "Absolute snowfall and depth are not published: ERA5 underestimates them in mountain terrain."
  },
  "sources": [
    {
      "label": "Ski Portillo slopes and skiable terrain",
      "url": "https://skiportillo.com/en/our-mountain/ski-slopes-skiable-terrain/"
    },
    {
      "label": "Ski Portillo transportation service",
      "url": "https://skiportillo.com/en/packages-promotions/transportation-service-to-portillo/"
    },
    {
      "label": "Wikipedia",
      "url": "https://en.wikipedia.org/wiki/Portillo"
    }
  ],
  "methodology": "https://snowingplaces.com/methodology/",
  "attribution": "snowingplaces.com. Weather data by Open-Meteo.com."
}