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Weather 2025

    Update of the forecast below at 09:00 on Friday 3 January 2025:



    For the most reliable forecasts in the 48 hours leading up to the race, please visit the OSMER FVG.

    Saturday 4 January 2025:

    • Morning (departure at 8 a.m. from PortoPiccolo Expedition):
      • Weather conditions: Clear day with clear or at most slightly cloudy skies.
      • Temperature: Minimum between 1°C and 3°C; during the central hours, a slight rise to 8-10°C is expected.
      • Winds: Weak from the north-east, almost imperceptible, creating comfortable conditions.
    • Evening (departure at 20:00 from PortoPiccolo, transit on the Karst ridge and in Val Rosandra between 20:00 and 5:00):
      • Weather conditions: Skies still mostly clear, with a slight haze possible in some lower areas (e.g. in Val Rosandra), but not significant.
      • Temperature: They gradually fall to 0°C in coastal areas and to -1/-2°C in more inland and wind-sheltered areas.
      • Winds: Weak and variable, with rare, light gusts on the Karst ridge.

    Sunday 5 January 2025:

    • Weather conditions: Still a favourable day, with clear or slightly cloudy skies, with clouds building up during the afternoon
    • Temperature: Minimum between -1°C and 2°C in the early morning, maximums pleasant around 8-10°C in the afternoon.
    • Winds: Light north-easterly, with a possible moderate intensification in the afternoon,

    Important notes and recommendations:

    • Fog: Slight fog banks may form locally in the early morning hours in more inland or sheltered areas, but will be short-lived.
    • Temperature: Night conditions, although cold, are in line with seasonal averages. They will be manageable with appropriate clothing and thermal layers.
    • Routes: The atmospheric stability reduces the risk of muddy or slippery paths, although on steep sections, caution is always advised for ice at night.

    The weather conditions look perfect for running and enjoying the karst landscape. With suitable clothing and a little care during the night, it will be an unforgettable experience!

    For real-time updates, please consult OSMER FVG.