January 5th, 2010 by Steven DiMartino
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8:40 AM
The medium range guidance is suggesting a pattern break down after this weekend, but the question is if this is a pattern reload or pattern collapse or even if the warm up is as strong as suggested. When the models get crazy, it’s time to go back to what really drives the weather.
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December 23rd, 2009 by Steven DiMartino
7:54 AM
This morning a strengthening upper low over New England will be the driving force behind a very cold and breezy day over much of the northern Mid Atlantic. The exiting upper low will enhance the development of a ridge over much of the Mid Atlantic at 500 MB and set up an environment where [...]
December 17th, 2009 by Steven DiMartino
10:14 PM
Obviously tonight all of our focus is on the storm that is on the way for Saturday. This afternoon, the model guidance took a strong swing towards what I defined two days ago as scenario 3, which is a full phase intense winter storm that is capable of producing significant snowfall. Given the data [...]
July 18th, 2009 by Steven DiMartino
6:41 AM
After an active evening and overnight period of showers and thunderstorms, which produced damaging hail, wind gusts, and flash flooding, the trough responsible for the thunderstorms is now beginning to lift into eastern Canada. As a result, the forecast area will be under the influence of sinking air, which will support weak high pressure [...]