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So dig out your winter coats from the closet and get ready for the colder days ahead with AccuWeather's 2024-2025 U.S. winter forecast. ... Another player in the winter forecast is the polar vortex.
Astronomical winter begins on the winter solstice, which is the shortest day of the year when the North Pole is tilted away from the sun. in 2024, it is Saturday, Dec. 21, specifically at 5:21 a.m.
AccuWeather long-range forecasters have been highlighting the chance for the polar vortex to usher bitterly cold air across North America late in the winter, which could chill most of the country ...
The 2024–25 North American winter is the future winter season in North America as it will occur across the continent from December 21, 2024 to March 20, 2025. The season begins at the winter solstice which will occur on December 21, 2024, and it will end at the spring equinox which will occur on March 20, 2025. [1]
[4] [5] In the SH, SSW accompanied by a reversal of the vortex westerly (which is soon after followed by a vortex recovery) was observed once during the period 1979–2024; this was in September 2002. [6] Stratospheric warming in September 2019 was comparable to or even greater than that of 2002, but the wind reversal did not occur. [7] [8] [9]
Often these stretched polar vortex events repeat themselves with time and in rare winters this can persist for the entire winter. This last happened in 2013-14 resulting in a very cold winter."
The event occurred in early 2014 and was caused by a southward shift of the North Polar Vortex. Record-low temperatures also extended well into March. On January 2, an Arctic cold front initially associated with a nor'easter tracked across Canada and the United States, resulting in heavy snowfall in some areas. Temperatures fell to ...
January 10, 2024 at 10:46 AM. ... The poor forecasts are caused by a potential "bomb cyclone" blizzard for the Midwest, an arctic blast courtesy of the polar vortex, according to USA Today.