Tag Archive for 'back door'
October 14th, 2008 by Steven DiMartino
The local forecast discussion is updated.
The back door cold front has weaken into a trough of low pressure, however the main story over the next three days will be the slow moving cold front and the evolving upper level pattern for this weekend.
The main themes for the technical forecast discussion are the following.
1. Upper level [...]
October 13th, 2008 by Steven DiMartino
The local forecast discussion is updated!
The back door cold front is the reason why there are so many clouds over the forecast area. The overall idea this morning is that we are in a period of change from the fall/summer pattern to what I believe will be the dominant theme of the winter pattern in [...]
October 11th, 2008 by Steven DiMartino
The local forecast discussion is updated.
A great weekend for outdoor activities can be expected, so get out of that chair and run a few miles! Just kidding, but seriously the weather is going to be great for all the usual harvest type activities. The next cold front to impact the forecast area will come from [...]
October 10th, 2008 by Steven DiMartino
The local forecast discussion is updated.
The general theme through this weekend is the dominance of high pressure and how great the weather conditions will be! The bad news is that the “party” is going to come to an end next week with what I believe to be a stronger back door cold front than currently [...]
October 9th, 2008 by Steven DiMartino
7:37 AM
The local forecast discussion has been updated.
Once the disturbance that has brought showers to the forecast area this morning exits the region, generally comfortable and clear conditions can be expected through this weekend. A back door cold front is going to complicate the forecast for early next week. Also, I look at the long [...]
October 8th, 2008 by Steven DiMartino
This evening the latest water vapor images show the disturbance that has been over the Great Lakes splitting into two distinct disturbance. The first is moving towards New England with scattered showers extending down through Pennsylvania. This area of showers will move through much of the northern half of the forecast area through the overnight, [...]
October 8th, 2008 by Steven DiMartino
The local forecast discussion is updated.
A weakening cold front, really a trough of low pressure, will move through the forecast area over the next 48 hours with increasing clouds and a few showers. Otherwise, the influence of high pressure will be a key theme through the weekend. The question is whether the high pressure that [...]
October 7th, 2008 by Steven DiMartino
The model guidance this evening is giving us a prime example on how a strong ridge in the East doesn’t always translate to warm conditions for the forecast area.
The rainfall currently over the Ohio Valley will weaken as the upper trough supporting the rainfall splits and weakens. Much of the PVA associated with this rainfall [...]