Tag Archive for 'southe'
September 30th, 2009 by Steven DiMartino
5:15 AM
Over the past several days, much of the New York City and Philadelphia metropolitan areas can expect dry and very comfortable weather conditions. A strong upper low anchored over New England will continue to be positioned in such a way to produce strong convergence and confluence over the northern Mid Atlantic. This in turn [...]
June 21st, 2009 by Steven DiMartino
9:52 AM
June has seen some very impressive rainfall amounts with many locations well over an inch above normal. Even some locations double the amount of normal rainfall. While a continuous onslaught of showers and thunderstorms have impacted much of the Mid Atlantic, and specifically the New York City and Philadelphia metropolitan areas, other locations have [...]
June 21st, 2009 by Steven DiMartino
10:00 AM
The visible satellite picture this morning shows us that once again, yet another weekend has been spoiled by wet, soggy conditions. However, I do have some good news for this afternoon. Note that over the Hudson Valley and over eastern Pennsylvania that the clouds have started to break up and some clouds are lifting [...]
June 21st, 2009 by Steven DiMartino
9:23 AM
Low pressure east of Long Island and south of New England has stalled and will impact the forecast area over the next several days. Variable cloud cover can be expect today through Tuesday. Scattered showers will be rotating through the coastal waters through this afternoon as the low pressure system slowly drifts east. Showers [...]
June 20th, 2009 by Steven DiMartino
7:30 AM
The forecast for today through tonight is best described as significantly complicated and potentially very active. The main theme is basically the progression of the warm front currently over southwesterly Pennsylvania through eastern Virginia. I want to start with the fact that the surface low pressure system is further north and weaker than forecasted [...]
June 20th, 2009 by Steven DiMartino
6:38 AM
Clouds will continue to increase through the morning hours as a low pressure system and warm front approaches the coast. Showers and thunderstorms will move through the coastal water late this morning through early in the evening. The showers and thunderstorms will move quickly, however will be capable of very heavy downpours. A few [...]
June 19th, 2009 by Steven DiMartino
7:15 AM
As low pressure exits the forecast area this morning, a brief break in the clouds and rainfall can be expected through the day. In case anyone forgot, that big bright ball in the sky is called the sun, and no we are not in Seatlle. Weak high pressure over the eastern Great Lakes will [...]
June 18th, 2009 by Steven DiMartino
7:39 AM
A clash of air masses is unfolding right over the forecast area as the marine air mass that has been over the forecast area the past several days slowly is eroded from the region and off the coast. The latest surface map best describes the current situation. High pressure remains off the New England [...]
June 18th, 2009 by Steven DiMartino
7:00 AM
Periods of rain through the afternoon as a low pressure system passes to the north and west of the coastal waters. A few scattered showers and thunderstorms will linger in the evening followed by clearing skies towards morning. On Friday, partly cloudy skies can be expected in the morning followed by another area of [...]
June 17th, 2009 by Steven DiMartino
7:27 AM
The pleasant weather conditions from yesterday are about to come to an end. So is my confidence in model guidance, by the way. However, before I get to that, let’s take a look at the precipitation that is charging towards the forecast area.
High pressure currently centered over eastern Connecticut and Rhode Island, will continue [...]