Tag Archive for 'cold air'
March 11th, 2010 by Steven DiMartino
8:00 AM
The temperatures may be warmer, but the active storm track that the Philadelphia and New York City metropolitan area experienced in February is returning once again.
The easterly fetch developing at the mid and lower levels of the atmosphere is already influencing the northern Mid Atlantic as Atlantic moisture moves into the coastal plain. The [...]
March 1st, 2010 by Steven DiMartino
9:15 PM
A very energetic Sub Tropical disturbance is rapidly developing along the Gulf Coast this evening. However, a more important disturbance that will determine the forecast is actually along the West coast.
While the storm along the Gulf Coast certainly appears ominous, the progression of the Pacific storm this evening into the coast of Washington and [...]
February 21st, 2010 by Steven DiMartino
11:52 AM
High pressure is starting to slide east of the Northern Mid Atlantic today with moderating temperatures remain the theme, which is melting the snow pack at a rapid rate. However more winter storms are on the way for the region.
A strong disturbance developing over the Southern Plains will move towards the Ohio Valley by [...]
February 20th, 2010 by Steven DiMartino
9:40 AM
High pressure is in full control over much of the eastern third of the nation this morning and remain in control through tomorrow evening. As the high pressure moves northeast of the northern Mid Atlantic on Sunday and a developing low pressure over the Mississippi Valley approaches, winds will veer to the southeast and [...]
February 17th, 2010 by Steven DiMartino
6:10 AM
As the low pressure system that produced light to moderate snowfall over much of the northern Mid Atlantic exits into the north Atlantic, high pressure takes hold with a well deserved break from winter weather precipitation for the region.
Yesterday’s snowfall ranged from an inch over southeastern Pennsylvania and southern New Jersey to as much [...]
February 16th, 2010 by Steven DiMartino
7:49 AM
A strong upper low over northern Virginia this morning will move through New Jersey this afternoon with bands of light to moderate snow throughout the Philadelphia and New York City metropolitan areas. This upper low will support the intensification of an area of low pressure to the east of Monmouth County, New Jersey which [...]
January 26th, 2010 by Steven DiMartino
9:29 AM
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A lot of action is starting to unfold for the northern Mid Atlantic. As we all know, there is a snow threat for this weekend that has the potential to produce a significant snowfall for much of the northern Mid Atlantic. Then there is the threat influence of the MJO in phase 7 [...]
January 25th, 2010 by Steven DiMartino
7:32 AM
This morning, an impressive cold front is moving through central Pennsylvania and producing heavy rainfall throughout the Philadelphia and New York City metropolitan areas. The cold front will continue to progress east this morning and exit the New Jersey coast by 12 PM and eastern Long Island by 2 PM. The rainfall with this [...]
January 23rd, 2010 by Steven DiMartino
9:35 AM
If you like to experience a wide variety of weather and all seasons all at once, this week is for you. If you like thunderstorms and heavy rain, this week is for you! If you like cold air and snow, yes this week is for you! If you like your weather like recent politics [...]
January 22nd, 2010 by Steven DiMartino
10:05 AM
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Over the past three weeks, the 500 MB pattern has been generally unfavorable for any significant winter storms for a variety of reasons. At first, the overwhelming strength of the negative NAO suppressed any potential for Sub Tropical disturbances to interact with the cold air at place, leading to a cold and dry [...]