Tag Archive for 'dew points'
January 30th, 2010 by Steven DiMartino
9:23 AM
There’s a lot to cover this morning! So let’s get to it!
The area of precipitation that will impact the northern Atlantic this afternoon through this evening is currently developing over the Tennessee Valley and western Virginia under the influence of the strong Sub Tropical disturbance that is driving towards the Mid Atlantic coast. The [...]
January 29th, 2010 by Steven DiMartino
7:50 AM
In case you haven’t realized from the gusty winds from last night, Arctic air has arrived for the New York City and Philadelphia metropolitan areas. Temperatures this morning are in the single digits and teens over many interior locations and mid to upper 10’s along the coast with a gusty northwesterly wind around 10 [...]
January 23rd, 2010 by Steven DiMartino
9:35 AM
If you like to experience a wide variety of weather and all seasons all at once, this week is for you. If you like thunderstorms and heavy rain, this week is for you! If you like cold air and snow, yes this week is for you! If you like your weather like recent politics [...]
December 20th, 2009 by Steven DiMartino
6:00 PM
Now that the winter storm is over, it is time to see how I did with this storm. The forecast analysis appeared to be a picture of two worlds. Over the interior, I feel I did poorly which I will discuss what went wrong. Meanwhile, the forecast along the coast could not have been [...]
December 16th, 2009 by Steven DiMartino
8:53 PM
Tonight I want to step away from the models, which are certainly trending towards the third solution I discussed this morning and instead put together how I feel this storm will come above. To do this, I am going to use the water vapor satellite picture and hope that you’ll follow me along on [...]
December 13th, 2009 by Steven DiMartino
8:30 AM
Rain, sleet, and even some snow is racing northward and eastward from the southern Mid Atlantic and Ohio Valley. A coastal low is slowly forming off the North Carolina coast while pressure is quickly falling throughout the Tennessee Valley and Mid Atlantic.
My concern this morning is the cold air that is locked in [...]
December 4th, 2009 by Steven DiMartino
8:20 PM
Tonight I am going to focus on the next 36 hours as a moisture loaded low pressure system approaches the northern Mid Atlantic, which will be under the influence of a cold Polar air mass. The forecast of this storm is no doubt difficult to nail down as there are two significant competing features [...]
October 3rd, 2009 by Steven DiMartino
9:27 AM
This morning the heaviest rain has set up over much of central and eastern Long Island as the best low level forcing has set up over the New Jersey coastal waters through Long Island and over southeastern Connecticut.
The atmosphere is still capable of supporting heavy downpours over much of eastern Pennsylvania, New Jersey, and [...]
September 11th, 2009 by Steven DiMartino
2:30 PM
The upper low associated with the coastal storm today appears to be slightly stronger than expected. As a result, the coastal low has now moved into south-central New Jersey and is expected to stall over central New Jersey over the next 24 hours.
The 850 MB low has matured to a point where the low [...]
September 1st, 2009 by Steven DiMartino
5:25 AM
At least for one day, early fall like conditions will return to the forecast area as high pressure continues to build into the region. High pressure will remain in control over the forecast area through the next three days, keeping much of the forecast area dry with generally clear skies.
The air mass in place [...]