Tag Archive for 'transitions'
June 19th, 2009 by Steven DiMartino
7:15 AM
As low pressure exits the forecast area this morning, a brief break in the clouds and rainfall can be expected through the day. In case anyone forgot, that big bright ball in the sky is called the sun, and no we are not in Seatlle. Weak high pressure over the eastern Great Lakes will [...]
March 25th, 2009 by Steven DiMartino
6:53 AM
The cool and quiet regime will officially come to an end in this period. A series of disturbances will begin to carve a trough that at first centered over the Tennessee Valley and end up over the Southwestern United States by early next week. A strong low pressure system and slow, moisture loaded cold [...]
March 22nd, 2009 by Steven DiMartino
10:37 AM
Good morning everyone!
I don’t know about everyone else, but I have been having a blast watching all the NCAA basketball games, especially since I am getting most of the picks correct! However, there’s actually some action going on with the weather out there today and it is time to discuss what’s going on [...]
March 15th, 2009 by Steven DiMartino
10:16 AM
Spring will officially begin on March 20th according to the calendar. Looks like the upper level pattern is going to actually help out in bringing Spring-like conditions to the forecast area. While the northern branch continues to sway between a negative NAO to a negative EPO pattern, the influence of the northern branch will [...]
March 15th, 2009 by Steven DiMartino
9:54 AM
Personally, I love these types of days. While I have friends who love the sun, hot temperatures, and heat that is to come (trust me), and you know who you are, personally I love cloudy days. Days like are a perfect time to do some reading, go to the movies, get ready for March [...]
March 14th, 2009 by Steven DiMartino
6:46 AM
The first few days of transition from the negative NAO pattern to the negative EPO pattern will likely play on your senses in thinking that Spring is finally here for good. Not so fast! While high pressure will reposition itself off the coast on Tuesday and Wednesday, leading to mild conditions, the influence of [...]
March 2nd, 2009 by Steven DiMartino
4:51 PM
The month of March is usually a month of transition from winter to spring. It’s the month of college basket ball dreams. Where everyones baseball team is in first place and anything is possible. It’s also a month where one week 12 inches can fall on the ground and the next, temperatures are in [...]
February 26th, 2009 by Steven DiMartino
7:09 AM
When patterns change, storm usually develop as a result of the energy released from the changing atmospheric pattern. However, some of the key features of the overall pattern this year, progressiveness, remains as an important detail when considering what to expect for Sunday and for the start of next week.
Before diving into how [...]
February 18th, 2009 by Steven DiMartino
6:02 AM
A very strong low pressure system with a 996 MB low will continue to intensify this afternoon moving into the eastern Great Lakes. Strengthening southerly wind will continue to warm the forecast area above freezing as a warm front approaches the forecast area. The precipitation with the warm front is not very organization this [...]
February 12th, 2009 by Steven DiMartino
There’s been a lot of discussion around the internet and, of course, hear about the potential for the up coming pattern, which we are in a period of transitioning to as I type.
Initially, the 50/50 low that develops becomes a dominant feature in the pattern over the Eastern United States. Clearly, the strong upper [...]