Saturday, December 14, 2024

December 14th 2024.

 

A quick look at the next 5 days.



We have high pressure anchored to the north providing plenty of cold air, in spite of all the sun.

For tonight and tomorrow

Tonight is going to feature mostly to all clear skies, with winds calming down, it’s going to be a very cold night into early Sunday morning.

The pattern is going to be active with a series of warm and cold fronts coming through the region. after our cold overnight and Sunday morning, temperatures are going to trend warmer.

A weak system rolls through on Sunday, with a stalled area of low pressure along the front.  This will bring a mix of rain and snow during the day.

A few inches of snow across Central Pennsylvania into Central into Eastern New York State

 Due to cold air damming, there is likely going to be some freezing rain with this later in the day into the overnight hours; Some Ice in the sheltered valleys is going to be a concern, especially across western into central Pennsylvania and Western Maryland these areas could see upwards of 0.25 of an inch of ice. Some of this ice could make it into the Finger Lakes.

The high pressure will move off the Coast tomorrow, ahead of another system approaching from the west.

High pressure, the reason for Saturday’s sun, is moving off the New England coast Sunday morning.  This means a quick return of moisture ahead of a weak weather system in the Midwest.

Tuesday into Wednesday a cold front will approach and move through the region. As the front moves east, colder air will be moving in behind it. We look to see an area of low pressure try to develop over Virginia into the Carolinas; how this impacts the region will depend on timing between the northern stream and southern stream.  With the front into Thursday winds will be quite breezy.

For Thursday night into Saturday, here is a chance for rain/mix/snow across the region.  who sees what will depend on the track. Right now, there is a chance for Interior snows for the Appalachians up into Pennsylvania as well as the northern tier of Pennsylvania, New York State and Northern into Central New England, especially the higher elevations. Elsewhere it would be a better chance for rain/mix.

Into next weekend, we could see a Clipper move through, that would bring snow to New York State and Northern and Central New England. This Clipper would also start up the lake effect machine once again.

 

DROUGHT MONITOR...

 


The latest drought monitor map shows there was limited improvement in drought conditions across parts of New York State and Pennsylvania. But other than that drought conditions were relatively unchanged in the rest of the region.   This week only 3.03% of the Northeast was not experiencing drought or abnormal dryness, the fourth-lowest percentage since the U.S. Drought Monitor began in 2000. The U.S. Drought Monitor released on December 12 showed 4% of the Northeast in extreme drought, 19% in severe drought, 42% in moderate drought, and 32% as abnormally dry compared to 4%, 19%, 42%, and 33%, respectively, last week.

 

5 comments:

  1. Now into the three week period of least daily sunlight, weak Sun. Time to build a snowpack.

    ReplyDelete
  2. How much snow do you have Rebecca...you've had almost daily lake effect since Thanksgiving lol

    ReplyDelete
    Replies
    1. We've had around 120 inches so far this winter. But with the rain and temperature fluctuations, the snow has settled. the current base is generally around 50-60 inches.

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