Noticeably cooler weather on the way today Details >
Mar 12, 2014; 5:00 PM ET Noticeably cooler weather on the way tomorrow
A spike in severe thunderstorms, capable of producing tornadoes, will follow a slow start to severe weather season in 2014.
The total count of tornadoes nationwide at the end of this year is challenging to predict, but some similarities to last year's severe weather season are likely in 2014.
Damaging thunderstorms will threaten North Carolina to the southeast Pennsylvania on Wednesday.