Saturday, November 30, 2019

An intense cyclone brings severe storms into SE USA while heavy snow blizzard develops on its wake across the Great Plains

Besides the very deep trough and a powerful cyclone along the Pacific NW coast, another deep cyclone developed further east across the central United States.

A cyclone formed in the Lee of the Rockies and is expected to cross the Great Plains while deepening towards the Great Lakes.

Severe weather outbreak seems likely along the main cold front over the Dixie Alley and SE USA tonight.

On cyclone's wake, heavy snow blizzard is developing as well and should bring some good amounts of snow from E Colorado across Nebraska into Iowa and S Minnesota tonight and tomorrow.

Cyclone travels NE tonight and arrives over the Great Lakes tomorrow afternoon local time, while gradually deepening along its track.

Behind the front, an intense cold air mass advection develops over the Rockies and spreads across the Great Plains and towards the Ohio Valley tomorrow.

Graphics: SPC Heavy snow blizzard will develop in the wake of the cyclone, as the parent upper-level trough becomes increasingly negatively tilted and the warm conveyor branches off and begins to wrap around the deepening upper low.



https://www.severe-weather.eu/global-weather/intense-cyclone-severe-storms-blizzard-great-plains-mk/

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