Atmospheric profiles of temperature, humidity, wind speed and direction from radiosondes released from the ship. A total of 258 radiosonde launches were conducted during the N-ICE 2015 cruise from January 12th to June 22nd. Sondes were launched two times a day around 0 UTC and 12 UTC.

Meteorological data from 10m weather mast during the N-ICE2015 expedition: wind speed, wind direction, air temperature, air pressure, and relative humidity. Please read the Readme files for detailed information on processing and quality control. Variables: 'air_pressure_at_sea_level' 'air_temperature_10m' 'air_temperature_2m' 'air_temperature_4m' 'day' 'hour' 'latitude' 'longitude' 'minute' 'month' 'relative_humidity_10m' 'relative_humidity_2m' 'relative_humidity_4m' 'second' 'unix_time' 'wind_from_direction_10m' 'wind_from_direction_2m' 'wind_from_direction_4m' 'wind_speed_10m' 'wind_speed_2m' 'wind_speed_4m' 'year'