radiosonde, winter extremes, Arctic, weather forecast, Winter, Ocean-atmosphere interaction, Weather forecasting, Meteorology, Climatology, Uncertainty, Synoptic disturbances, Temperature, Severe winters, Troposphere, Potential vorticity, Troughs, Ice drift, Weather extremes, Risks, Northern Hemisphere, Winter storms, Polar environments, Vorticity, Radiosond...
Arctic, moisture intrusions, extreme warming, in situ observations, winter storms, sea ice, Temperature, Melting, Oceans, Duration, Ice drift, Buoys, Multiship expeditions, Storms, Winter, Temperature effects, North Pole, Polar environments, Air temperature, Historic temperatures, Frequency, Drifting stations, Expeditions, Drift, Seasons, Trends, Manned