NY NJ PA Weather Forecasts

Wet night ahead, better conditions for the rest of the week

8:15 PM
Strong moisture advection off the Atlantic is supporting light to moderate rain along the coast and light snow over portions of Connecticut, the Hudson Valley, and northeastern Pennsylvania.  The snow will continue to slowly accumulate over these locations as temperatures slowly fall into the upper 20’s to lower 30’s with accumulations of another 1 [...]

Keeping an eye on the trends

8:57 AM
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The one feature this morning, that I discussed briefly in the public post this morning can be seen very clearly on the IR and water vapor images.
Note the cooling cloud tops over the Ohio Valley that is racing towards the northern Mid Atlantic.  This area of cooling is the direct result of [...]

Return to cold conditions as snow threat increases

8:10 AM
A weak disturbance behind the exiting cold front from yesterday, which produced rainfall amounts well over an inch in many locations, flash flooding, and some wind damage, has produced a few rain and snow showers early this morning, but is exiting into the Atlantic.  A deep Polar trough is become established over the eastern [...]

Liver Coverage of the Light Snow This Morning

This is live coverage of the light snow over the New York City and Philadelphia metropolitan areas this morning.  Only Premium members have the ability to comment and ask questions, but you can follow along!

Light snow of January 8th, 2010
– Weather When Posted –Temperature: 26°F;Humidity: 92%;Heat Index: 26°F;Wind Chill: 19°F;Pressure: 29.76 in.;

Pattern change or no pattern change, what is going on right now

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9:25 AM
There’s a lot to cover this morning.  My primary focus is going to be on the pattern relaxation and then amplification for the medium and long range, but I want to touch on the light snow event for tonight into tomorrow first.
– Weather When Posted –Temperature: 32°F;Humidity: 59%;Heat Index: 32°F;Wind Chill: 21°F;Pressure: 29.92 [...]

Models trend towards light snow for Friday

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10:08 PM
The disturbance that is currently dropping light to moderate snow over the central Plains and Mid West will eventually drive towards the Mid Atlantic coast tomorrow night and Friday morning.
The model guidance from the 12Z and 18Z model suites have trended towards a developing low pressure system off the New Jersey coast and [...]

Mesoscale breakdown for Friday morning

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9:11 AM
A light snow event is going to unfold on Friday morning, but the details remain uncertain as much depends on the evolution of mesoscale parameters.  So this morning, I’m going to try to clear some of the fog and mist of this time period and discuss the potential that exits and why it [...]

There is more to this pattern than models suggest

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7:45 AM
An intensifying area of low pressure over the New England coastal waters will be moving towards the Gulf of Maine over the next 24 hours.  As the low pressure intensifies, the winds across the northern Mid Atlantic will increase.  By this afternoon I expect wind to range from 15 to 30 mph with [...]

The cold is on the way! Brutally cold conditions lasting through the week

7:15 AM
 
If you like cold air and a chance of snow each day, you are going to love the next several days if not this whole month!
The area of low pressure off the New England coast continues to rapidly deepen this morning.  Note the isobars on the surface map.  When these bars tighten like what [...]

Premium Content Preview: A swing and a miss… Maybe

9:47 PM
As of last night, the majority of model guidance started to take a decided jump towards a solution where much of the East coast with the exception of northern New England will miss out on what could have been an impressive snowfall.  So what are the models seeing and does the solution thus far [...]