Free weather forecast for New York, New Jersey, and eastern Pennsylvania.
9:15 PM
A very energetic Sub Tropical disturbance is rapidly developing along the Gulf Coast this evening. However, a more important disturbance that will determine the forecast is actually along the West coast.
While the storm along the Gulf Coast certainly appears ominous, the progression of the Pacific storm this evening into the coast of Washington and [...]
10:05 AM
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Over the past three weeks, the 500 MB pattern has been generally unfavorable for any significant winter storms for a variety of reasons. At first, the overwhelming strength of the negative NAO suppressed any potential for Sub Tropical disturbances to interact with the cold air at place, leading to a cold and dry [...]
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9:33 AM
The MJO has gone into the circle of death, which basically means the wave has fallen apart. What does this mean for the pattern going forward? Also, what do I expect for the storm next week?
– Weather When Posted –Temperature: 23°F;Humidity: 57%;Heat Index: 23°F;Wind Chill: 10°F;Pressure: 30.06 in.;
9:00 AM
A very cold air mass has returned to the northern Mid Atlantic this morning, providing another cold weekend for the Philadelphia and New York City metropolitan area. The water vapor satellite image this morning shows that the Sub Tropical jet stream is starting to gain strength once again, suggesting more interesting times ahead.
Now, the [...]
6:38 AM
An area of low pressure is rapidly developing off the Delaware coast this morning and will continue to produce a light snowfall over much of the Philadelphia and New York City metropolitan areas. The heaviest snowfall is expected to be along the immediate coast with most locations expecting 1 to 3 inches of snow. [...]
9:40 AM
The MJO is on the move and bless the models, they are trying to handle that tricky feature as best as it can. Let’s take a look at where the MJO is today and where I think it is going.
– Weather When Posted –Temperature: 28°F;Humidity: 58%;Heat Index: 28°F;Wind Chill: 16°F;Pressure: 29.75 in.;
6:54 AM
It is rather clear this morning what feature has a dominant hold on the weather pattern for much of the Northeast, Great Lakes, and Mid Atlantic as a strong surface and upper low continue to sit over the Canadian Maritimes and a negative NAO pattern locks in.
The pressure gradient over the New York City [...]
7:49 AM
There is plenty to discuss this morning in terms of storms, pattern development, and other interesting tidbits. Naturally, all eyes are glued to this weekend where a potential snow event is displayed on some guidance. I’m not as convinced of this potential, and I’ll explain why. But first, let’s look at the surface map [...]
8:03 AM
The data this morning for all periods of this forecast is pretty interesting as a cold front will be moving through today, a significant rain storm will move through later in the week, and more uncertainty on how this pattern will unfold as the month unfolds. Let’s deal with the here and now [...]
7:10 AM
This morning, the first step towards a cold and potentially very stormy pattern is unfolding. A very strong coastal low continues to intensify off the New England coast this morning as a strong upper low intensifies over the Ohio Valley and Mid Atlantic.
I’ve been discussing for several weeks now that a major change in [...]
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