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Wintry Feb 11-13 2021 Ice Potential

Right, just like they had heavy snow south of this a week ago..
I believe most the models predicted more snow and failed just like they have all year. No reason to get excited over anything but models do show another minor event which I like better than just one big one.
 
Saturday ICON all frozen almost down to NC/SC border. Winter Storm Warning Triad. Temps 29-30 with .5 qpf
As much as I bash the ICON, this does have some support as there has been a signal for strong CAD in this timeframe for a few days. Also the NAM, and yes it’s still in its long range, is hinting at it as well. Also it follows the ICON’s tendencies lately of showing cold about a week out, showing warm for several days as several days ago it was pushing lots of warm air up east of the mountains, and then corrects back to a colder solution. It’s already starting that process again for the Monday/Tuesday timeframe next week
 
This is exactly what I was mentioning in the other thread. The Euro has been doing this for the last couple months, ever since the -NAO started. It starts warming everything up 6-7 days out only to start trending colder inside 3-4 days out. Now the biggest difference is that there is true Arctic air in the lower 48 and significant snow pack to our north. I would be surprised if this look doesn’t get colder over the next couple of days. I thing winter weather is still very much on the table Friday/Saturday
 
18z NAM is a touch warmer at 925 but cooler at 850. Should drop the snow line further south into southern VA but overall about the same as 12z through 57.
 
GFS v. 16 is running again...

prateptype_cat.us_ma.png
 
Really not sure how to feel about this system yet. Winter Storm Watch just to the north and west. Where and when does the temp drop? HRRR looks to keep the frozen just to the west of the river and north. RGEM keeps saying “hope you are ready for lights out”!
 
ok, lets do this....see how we do... First date and time/ 18z RUN NAM and 18z RUN GFS and 12z RUN EURO (2/9/2021) Will update this on 00z and 12z runs..What yall think? (use the NAM and GFS 18z runs this time only)
Valid for SAT 6z (2/13/2021)
12z EURO
18z NAM
18Z GFS
euro 1.jpgnamconus_T2m_seus_53.pnggfs_T2m_seus_15 (1).png
 
Memphis WFO just expanded their Winter Storm Watch to include two counties in MS, Desoto & Tunica. They have also expanded the Ice Storm Warning. Have a feeling these extensions might not be over just yet.
 
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