Sudden Stratospheric Warming (SSW) Event

Source:  NW Context: Meteorologists have warned that another Sudden Stratospheric Warming (SSW) event may occur in December 2025, potentially disrupting the polar vortex and sending unusually cold Arctic air into parts of the United States. About Sudden Stratospheric Warming (SSW) Event: What is SSW? Sudden Stratospheric Warming is a rapid temperature rise (up to 50°C) …