Webscientists say many extreme weather events are becoming more frequent and intense as a result of climate change. For every 1c rise in. Webextreme cold snaps could get worse as climate warms. Climate instability could be distorting the polar vortex, causing cold air outbreaks. Webthe year 2020 was marked by a range of intense extreme weather events around the globe, including heat waves and wildfires, heavy rainfall resulting in flooding,. Webthere have been changes in some types of extreme weather events over the last several decades including in heat waves and cold waves, and regionally, in floods and. Websouthern california’s extreme heat might finally come to an end. Webextreme weather is by definition rare on our planet. Ferocious storms, searing heat waves and biting cold snaps illustrate what the climate is capable of at its. Webdangerous levels of heat are forecast in florida, california, nevada and arizona on tuesday, according to data from the national oceanic and atmospheric.