Tag Archive for 'polar air'
March 17th, 2010 by Steven DiMartino
7:15 AM
After a February and early March that produced historic heavy snowfall, heavy rain, flash flooding, wind damage, and all sorts of other issues; the Philadelphia and New York City metropolitan areas finally are going to get a nice and well deserved break.
High pressure this morning is producing clear skies with temperatures in the mid [...]
March 16th, 2010 by Steven DiMartino
4:54 PM
It’s amazing how much weather conditions can change in less than 24 hours! Just this morning, overcast conditions dominated and the regions was still soaked from the five day rainfall event! This afternoon, conditions could not be much different with clear skies and much warmer temperatures as highs blew past forecasted temperatures into the [...]
March 5th, 2010 by Steven DiMartino
7:44 AM
The pattern is certainly changing away from the cold and stormy pattern seen in February to a warmer but just as wet pattern for much of March. Influences from the Pacific and Atlantic will be felt over the Northern Mid Atlantic, but one can be sure that warmer times are ahead.
This morning, a strong [...]
February 22nd, 2010 by Steven DiMartino
9:41 PM
The first storm to impact the northern Mid Atlantic this week is going to generally be a miss, however more potential storms are on the way.
Tonight, a new coastal low is forming off the North Carolina coast as a primary low is weakening over Lake Erie. The continued dominance of the low over the [...]
February 15th, 2010 by Steven DiMartino
6:30 AM
For the first time this winter, the best snowfall will not be over southern and central New Jersey, but will be focused much further north over the interior!
A strong upper level low moving towards the Tennessee Valley this morning will race towards the New Jersey coast tonight with a rapidly developing surface low pressure [...]
February 9th, 2010 by Steven DiMartino
8:22 AM
A significant winter storm is beginning to develop over the Gulf Coast that will bring the entire forecast area heavy snowfall and very strong winds. The most significant impacts will be focused towards the coastal plain once again, where many locations have experienced one of the snowiest winters of all time. This storm will [...]
February 1st, 2010 by Steven DiMartino
– Weather When Posted –Temperature: 24°F;Humidity: 58%;Heat Index: 24°F;Wind Chill: 18°F;Pressure: 30.27 in.;
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 20th, 2010 by Steven DiMartino
8:10 AM
This morning, high pressure is building south and east from Ontario into Mid Atlantic providing clearing skies and a colder Polar air mass.
Current analysis of this air mass still suggest that this Polar air mass is being moderated and the warm temperatures of the past several days is having an impact to the boundary [...]
January 19th, 2010 by Steven DiMartino
8:05 AM
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Up to this point, I’ve looked at a wide range of guidance for the event on Friday. This morning I will share my initial thoughts and where I think the best potential for a heavy snowfall is possible.
– Weather When Posted –Temperature: 33°F;Humidity: 86%;Heat Index: 33°F;Wind Chill: 27°F;Pressure: 29.94 in.;