Wild times are coming as the cold starts moving down into the U.S. and the storm tracks head into the East. The NAO is predicted to go very negative prior to Dec. 16, but the PNA is expected to stay on the negative side. The two conflict in regards to a big storm along the coast, so most likely what we will see are a series of storms cutting across the eastern part of the country with snow on the north side and rain on the south side.
The tropical system should spin up today and track to the South Carolina coast by Saturday night.
The central Plains will have a significant outbreak of severe weather including large tornadoes. The tropical system will head toward the Southeast coast.
The Plains will have more active days of severe weather with the potential for tornadoes. The Southeast coast has a tropical threat this weekend.
The Plains will have severe weather the next several days with Thursday being the big day. Tropics may produce a storm that could impact the Southeast coast.
The Plains will have several days of severe weather including tornadoes. The tropics could heat up next week off the Southeast coast.
The storms will return to the High Plains and some will be severe this weekend.