December 28th, 2008 by Steven DiMartino
10:22 AM
The up coming forecast for the middle and end of this week is going to be very difficult. The overall idea here on all model guidance is that the negative NAO block will be established while a series of clippers move through the forecast area. One clipper intensifies, and produces a strong Miller B [...]
December 8th, 2008 by Steven DiMartino
I wanted to post my thoughts before my cold medicine knocks me out for the rest of the night.
I’m sure everyone is excited by what was seen on the GFS today, especially the 18 Z guidance, which supported the 12Z run. So why did the GFS go so cold? Simple, remember that clipper that [...]
November 17th, 2008 by Steven DiMartino
I’m sure that those who have been monitoring the models like a hawk have a bit of a headache as each run seems to show a different solution from model to model and run to run. Of course, the most exciting has been the GFS, which did have a nice snow storm depicted for next [...]
November 16th, 2008 by Steven DiMartino
If you’ve been waiting for cold air and that feel of winter in the air, this looks to be your week. The 500 MB pattern will continue to change as the volatile nature of the Polar Jet continues. While the trough is sustained over the East through the entire week, the ridge over the West [...]
October 23rd, 2008 by Steven DiMartino
First, I just want to mention that I have updated the 2008/9 winter forecast with graphical explanations and illustrations for storm tracks.
Model guidance now comes into strong support for a very chilly end of October as the NAO tanks along with the AO, which means some very cold 850 MB temperatures will be setting [...]