Tag Archive for 'cloud cover'
March 4th, 2010 by Steven DiMartino
7:16 AM
Yet another coastal low is slow to leave the northern Mid Atlantic as mid and high level clouds remain over much of the Philadelphia and New York City metropolitan area.
Atlantic moisture will continue to rotate through the region leading to broken to overcast cloud cover through tomorrow afternoon. A series of weak disturbances will [...]
November 1st, 2009 by Steven DiMartino
8:50 AM
Once again the change in the clocks, this time back, has me all confused and wide eyed. I feel completely off, but hey, why not mess with time? We made it up after all. Anyway, off to the forecast!
This morning, a strong disturbance is racing out of the Tennessee Valley and moving towards the [...]
October 30th, 2009 by Steven DiMartino
7:10 AM
I’ve been advertising since roughly mid October that an active pattern can be expected to end October and start November. While model guidance has been jumping all over the place over the past several days, the forecast idea I’ve had for this time period appears to be coming to fruition. It’s not that I [...]
October 24th, 2009 by Steven DiMartino
9:50 AM
A deep trough is expected to develop over much of the western two-thirds of the nation, which will keep a ridge in place over the Gulf Coast and much of the Mid Atlantic. However, a strong upper low over the Canadian Maritimes will keep much of the northern Mid Atlantic from experiencing the warmest [...]
October 12th, 2009 by Steven DiMartino
9:18 PM
This evening, a cold front is approaching that will begin to set up a potentially stormy end to the week. However, before that happens, the cold front will have to move through the northern Mid Atlantic.
The water vapor satellite picture this evening shows that the Sub Tropical and Polar branches of the jet stream [...]
October 10th, 2009 by Steven DiMartino
8:36 AM
Overcast to broken cloud cover with scattered showers are expected through the early afternoon as a cold front moves through the coastal waters. High pressure will build into the coastal waters this evening through tonight with clearing skies. High pressure will remain in control Sunday through Monday with clear skies to scattered clouds.
Winds will [...]
October 9th, 2009 by Steven DiMartino
9:30 AM
There is plenty of moisture to the west of the Mid Atlantic, however the movement of the rainfall continues to move from southwest to northeast or basically from the Ohio Valley into western New York.
The upper level pattern this morning has a strong Southeast ridge in place with plenty of dry air over much [...]
October 9th, 2009 by Steven DiMartino
5:25 AM
Clouds will continue to increase to overcast cloud cover as a warm front moves through the coastal waters. Widely scattered showers can be expected through the day with drier conditions towards the southern New Jersey coastal waters. Tonight, a cold front will move through the coastal waters with scattered showers after midnight, otherwise broken [...]
October 9th, 2009 by Steven DiMartino
5:15 AM
An area of low pressure over the southern Plains will usher in the beginning phase of a much cooler regime for the northern Mid Atlantic. However, what was once potentially a very wet period for the New York City and Philadelphia metropolitan areas is now shaping up to be much drier.
The reason for the [...]
October 8th, 2009 by Steven DiMartino
9:10 PM
This evening, a plum of moisture is moving from the southern Plains into the Ohio Valley as an area of low pressure develops over central Texas, basically right around Dallas, Texas actually.
The water vapor image this evening is even more compelling as
we can clearly see that the moisture associated with this rainfall is originating [...]