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CoolBreeze

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Posts posted by CoolBreeze

  1. 5 minutes ago, burgertime said:

    For those still learning and getting confused on what to look for etc.. Euro/NAM is really exciting because it does a big phase which will typically create dynamic weather across a large portion of the southeast. 00z Euro and the NAM tonight really do something special. So what is a phase? Let's use the 00z Euro run tonight to paint the picture:

    You can see on the map below there are three pieces of energy floating across the US. If these stay as they are essentially separate from each other you end up with small storms across small pockets of the states. What we want to see is these three pieces doing the magic dance and combing to form one big piece of energy like the second image. 

    27_1_00z_Euro_phase_1.png.df53cb4ea55188b7559f2a124babe329.png

    27_1_00Z_Euro_phased.png.7bdf4209d4c877e20e972a0efcdcddc8.png

    Past runs across models have shown this happening so, what's different? The problem is that previously this phase was staying positively tilted or neutral. When we say "positive tilt", "neutral tilt" and "negative tilt" what do we mean? This is the orientation of that energy. The Euro and NAM have it go neutral early vs. the GFS.  This is an interesting song where if it goes neutral to negative just in time you can get a bomb. When a storm is positively tilted it can push moisture too far south. If it's negative it can pull moisture up. 

    27_1_00z_GFS_positive.png.cb0d1e4bd676b7916335e451a45f931d.png27_1_00Z_Euro_NUTREAL.png.27bad4dff984730be60a43750ea118f2.png

     

    The Euro goes negative just in the nick of time. But what we want to see is for it to go negative just a tick earlier. You can see below all that deep orange and red below. That is a lot of energy which should create dynamics conducive for snow across NC.  

    27_1_00Z_Euro_Negative.png.cf5d13d017a8719b307c0da985c96259.png

    All and all this could be a big surprise if we keep seeing these trends. This has always been reliant on a perfect phase and it's pretty damn close. 

    Thank you for taking the time to explain these concepts, Burgertime. It is very helpful in understanding what we are look at and for!

    • Like 8
  2. 53 minutes ago, WinstonSalemArlington said:

     

    I was watching the live web cam at the NC State Belltower, and I saw something interesting. A man, alone, slowly walked up the steps to the belltower, turned around to face outward, then standing there he lifted both arms up and tilted his head up to gaze into the snowy sky. He stood like that for about a minute, not moving. Then he slowly lowered his arms, walked down the steps, and disappeared into that snowy scene.

    I believe he experienced pure joy at that moment, watching the snow fall. I too know this feeling. I have fond memories of big snowfalls when I was a studnet at NC State long ago, when good snows were more common there. Im glad I was able to re-experience that joy again with him.... good times....

    • Like 13
    • Weenie 1
  3. 2 minutes ago, PackGrad05 said:

    I can't wait to see the official snowfall map for this system and see the cutoff for zilch a mile from my house.

    I'd like to see an in-depth analysis of how the various models did in the lead-up to this event. It could be helpful in anticipating the next storm this winter - hopefully many more snow storms!

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