snowingplaces powder alertshttps://snowingplaces.com/powder-alerts/Ski resorts and cities with heavy snow forecast: 15 cm or more in 24 hours, or 30 cm or more in 7 days.enThu, 17 Sep 2026 21:00:00 GMTLas Leñas: 55–140 cm of snow in the next 7 dayshttps://snowingplaces.com/ski-resorts/las-lenas/https://snowingplaces.com/ski-resorts/las-lenas/#2026-09-17-wThu, 17 Sep 2026 21:00:00 GMTLas Leñas: 55–140 cm of snow in the next 7 days. Likely: 3 of 3 weather models agree.Portillo: 15–75 cm of snow in the next 7 dayshttps://snowingplaces.com/ski-resorts/portillo/https://snowingplaces.com/ski-resorts/portillo/#2026-09-17-wThu, 17 Sep 2026 21:00:00 GMTPortillo: 15–75 cm of snow in the next 7 days. Likely: 3 of 3 weather models agree.