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Pattern Fab Feb

Stupid NAM

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Stupid NAM
The longer period of time any area can precipitate tomorrow and the sooner the low bombs the better the chance of a change over. I'm still skeptical given the depth of the warm air and the potential for light short duration precip but if any area will change over tomorrow it'll probably be from you over to moyock
 
Where were you at that had 14 feet in 12hours? I think you meant 14" in 12 hours and 3' in 24.
My bad didn't have my glasses on but yes you are correct. It was early December 2018 in Marion NC. Early to mid December along with Early to mid March has brought good snows to the foothills. We got the cold up in Canada so let's roll the dice. I think WNC could see another decent event before spring.
 
First time hearing thunder since last year this morning.

Upper MA/NE people have mixed feelings on the coming storm. Some are weenies who are passing out in excitement, others are just completely over it, especially with January's storm having just melted.
 
&&

...THE FORECAST FOR ROAN MOUNTAIN AT 6285 FT...
...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT
EST MONDAY NIGHT...

.TONIGHT...Cloudy. Patchy fog and dense freezing fog. Rain and snow
likely. Little or no snow expected. Lows in the mid 20s. West winds
10 to 15 mph, increasing to northwest 20 to 25 mph after midnight.
.SUNDAY...Cloudy. Patchy dense freezing fog. Snow showers likely.
Snow may be heavy at times. Snow accumulation around 6 inches. Highs
in the upper 20s. Temperatures falling into the mid teens in the
afternoon. Northwest winds 25 to 30 mph, increasing to 30 to 35 mph
in the afternoon. Gusts up to 51 mph. Wind chill values in the
single digits above zero.
.SUNDAY NIGHT...Mostly cloudy. Snow showers likely. Snow
accumulation around 3 inches. Lows in the lower teens. Northwest
winds 40 to 45 mph, increasing to 45 to 50 mph after midnight. Gusts
up to 69 mph. Wind chill values in the lower teens below zero.
.MONDAY...Mostly cloudy. Snow showers likely. Snow accumulation
around 1 inch. Highs in the upper teens. Northwest winds 45 to
50 mph, decreasing to 40 to 45 mph in the afternoon. Gusts up to
70 mph. Wind chill values in the lower teens below zero.
 
Winter storm warning hoisted. Up to 10 inches

CZ033-220400-
/O.NEW.KGSP.WS.W.0002.260222T0500Z-260224T0500Z/
Avery-
Including the cities of Banner Elk, Ingalls, and Newland
150 PM EST Sat Feb 21 2026

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT
EST MONDAY NIGHT...

* WHAT...Heavy snow expected. Total snow accumulations mostly
between 2 and 6 inches, with amounts up to 10 inches possible
along the Tennessee border and in the high elevations.

* WHERE...Avery County.

* WHEN...From midnight tonight to midnight EST Monday Night.

* IMPACTS...The heavy snow will make many roads impassable and may
produce a few power outages due to the weight of the snow on tree
limbs and power lines. The hazardous conditions could impact the
Monday morning and evening commutes.

* ADDITIONAL DETAILS...Winds gusting as high as 50 mph could result
in areas of blowing snow and very low visibility Sunday night and
Monday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

Slow down and use caution while traveling.

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

&&
 
Looks like the 12z Euro is folding towards a more GFS/NAM-esque major Mid Atlantic and SNE winter storm. Dare I say the GFS has led the way with this one (granted, it was probably too extreme and too far SW the other day, but the Euro and others were barely showing a storm onshore).

I think we are done here, but NE NC could pick up a coating or maybe even a couple inches if all aligns correctly (doubtful).

1771704623550.png
 
Looks like the 12z Euro is folding towards a more GFS/NAM-esque major Mid Atlantic and SNE winter storm. Dare I say the GFS has led the way with this one (granted, it was probably too extreme and too far SW the other day, but the Euro and others were barely showing a storm onshore).

I think we are done here, but NE NC could pick up a coating or maybe even a couple inches if all aligns correctly (doubtful).

View attachment 194397

Yeah, presuming you do have areas up in the NE potentially threaten at least 20", it's a HUGE win for the GFS, I'd say. (which I took a second snap look lol and some of the areas to the east of the NYC limits are there)

It's so much of a win that some of the areas in the NE may not be quite as prepped this time since there is always more focus on the Euro. Apparently the stores around NYC are quiet in spite of the Blizzard Warning called for them...
 
The spring….well, practically summer…wx the last 2 days here (85 and 86 record highs at KSAV, both exceeding forecasts of lower 80s) is about to come to a very welcomed abrupt end. After also a possible record high minimum for today (won’t know til midnight), the high on Mon may be close to 40 colder and the low on Tue will be close to 40 colder with it flirting with the record 25! So, pseudo-summer record highs to mid-winter conditions/record lows in the span of just 48 hours! It doesn’t get much more dramatic than this in the temperature swing dept and is the main reason winter is the most interesting season to track.
 
Stratospheric Warming is starting to get serious. We've got to watch closely where these PV lobes end up going. It is possible that this ends up only affecting Europe. However, it is also possible with the right scenario that this impacts the US too.

What is going on in this loop, at the current timeframe we are at right now, you see a big of a U Shape forming around the lower heights area. As it progresses, you start seeing that U Shape essentially filter in the middle. This is where you then notice 2 lobes split. This means the Polar Vortex(PV) is extremely unstable and is likely to filter southward in at least somewhere. Where is the question. This is a sneaky situation ongoing and could result in very cold air somewhere, potentially the lower 48.

Lots of interesting stuff going on behind the scenes, there is a chance we have quite a start to march ahead of us.

Disclaimer: AIFS is not the only model showing this, it's just one i used as a reference. This is actively occurring
 

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