Tim Williams’ Weather Blog
The cold air in the lowest parts of the atmosphere is slowly getting scoured out this morning as temperatures have risen into the 40s everywhere and the threat for ice has clearly ended.
This high is creating a classic cold airdamming set up across the eastern US and will keep cold air in place today.
The rain will arrive by mid-to-late afternoon then come to an end later tonight with clouds breaking tomorrow.
Latest surface analysis shows high pressure centered over the Carolinas early this morning and a general ridge at the surface along much of the Eastern Seaboard.
Yesterday was a chilly day, with plenty of clouds and we only managed to get to 38 at BWI and 39 at Inner Harbor!
High pressure will continue to move into the Ohio Valley, but it is a dirty high with a lot of cloud cover We will see similar temperatures today with highs in the middle 40s with clouds and sun.
As we head into the day today, skies will slowly clear as this rain maker moves away.
High pressure that managed to keep us dry most of the day yesterday is quickly being kicked out overnight by an approaching storm system.
As temperatures continue to rise throughout the night as warm air advection surges in warmer temperatures, we will be in store for a much warmer day today.
We are starting to have warm advection move into the region through the next several days.
The calm before the storm today as high pressure continues to slide off the east coast.
After another cold day yesterday we will see a slightly warmer day today as high pressure slides off the east coast.