
John1122
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Everything posted by John1122
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
Phasing bomb on the Euro. Sadly too late and too warm for most Valley locations but SWVa and the mountains get to measure in feet. 3-6 on the Eastern Rim, Plateau and more in far NETN. Every one else looks like rain. It would be an all time eastern valley screw job if it went like the Euro is depicting with snow just south of Chattanooga but rain from Chatty to just NE of Morristown. When a monster phases like that and bombs to our southeast and East and its raining and in the 40s, it's tough to swallow.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
No kidding. I could probably go back and look at the last two winters and days with snow actually falling and see that March and April had more days of it than January.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
I just can't buy into it any more regarding the long range. This is been the winter of mythical blocking day 8-16 but it has failed every time. I will hope it's correct this time if for no other reason that it virtually always gets cold 10-15 days after the MJO moves into 7.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
Waiting on the GEFS MJO forecast. It's been quickly looping into the COD and going back into the COD phase 8. Which is probably why it's been looking so wintry day 8-16. EMOM would basically end winter as it loops the MJO in 5 for the next month.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
A bit of scattered snow on the GFS and Canadian inside 10 days, especially higher elevations. GFS went off the rails in the long range compared to the past few runs.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
Great tracks on the GFS through198, but no cold air in the entire lower 48. That massive vortex in the gulf of Alaska just pumps in Pacific air.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
The 18z GEFS saw the 2 inch mean expanded in the SW valley areas and down into northern Alabama. It's still snowing on it at the end of the run most likely.- 1,666 replies
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Member 18 was no shrinking violet itself.
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
The Euro is frustratingly warm with decent tracks on those systems. Would probably be a snow above 3000 feet scenario if it's right on temp profiles.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
Do you know the elevation of the cabin you're staying at? It makes a huge difference in upslope events in the Smokies and foothills in regards to seeing snow flurries and showers vs a long duration event with accumulation. LeConte is in a world unto itself in those events as well. It's the premiere upslope location in the entire southern Apps. Sometimes models can bleed snow over onto areas it might not quite happen at because their resolution isn't quite high enough. Especially globals. But the higher up you're staying the better chance of seeing snow and accumulation.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
The GEFS snow mean actually got a little better for the Valley region vs 18z. It's not really from some massive big hitter on the individual members either. There's a pretty steady agreement across a lot of members for snow, especially along and north of 40 where the mean on there is 2+ inches.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
Yep, completely different look at 500 means different everything. Pretty standard GFS flop.- 1,666 replies
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Snow falling all day, 24 hours in the 20s or colder and an earthquake. Just when wintry days were starting to happen more often that earthquakes this year, along came one to even the score.
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Had quite a shake from that earthquake. That was the 2nd one in almost the exact same spot in as many days.
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Light snow and 16 here. It was actually 17 at 8:30 and the temp went down a degree since.
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
I don't remember ever seeing it happen with a front passing quickly. But maybe the front is slowing down enough for some development down south?- 1,666 replies
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Potent cold front if nothing else. Temp is hanging out in the 20s.
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
The 6z GFS does something I don't remember seeing by having a gulf low and a cutter at the same time.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
I understand that! At this point I think our best hope is a rogue ULL. Those can strike Valley wide anytime between now and April 1st. The odds of lasting winter weather are not very high.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
They made January below normal at first two and quickly reversed course. I imagine they are using their climate model which has been showing a cold February. It was the first to see the end of the winter heatwave we were in too.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
To add to the indexes. This experimental one apparently has to do with the effects of the MJO. It involves heights, tropical forcing, 200mb winds and other factors. But when it's negative it blunts the MJO's cold phase. Apparently it was negative last winter when the MJO went 8-1-2 and we stayed warm. It's very negative right now of course. https://ncics.org/portfolio/monitor/mjo/extratropics/- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
The GFS initially showed that wave taking the path it just took on the Euro. It was colder than the Euro and gave a few inches of snow to parts of the area. Then all the models went from suppression city to cutter parade. Maybe this will trend back south of us.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
We simply lived in a colder environment then for whatever reason. It was the same environment that made me excited when Margie Ison said "Alberta Clipper'. That meant 3-5 inches of snow and no school. Now clippers are rare, half the time they produce WAA and rain or nothing here and mainly produce snow over the upper midwest and Ohio Valley. One thing about it after this year, the 1991-2020 30 year normals will make it harder to be AN temp wise and BN snow wise.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
I actually believe the CFS was the first to see the breaking down of the extreme warmth and the cold shots we are about to experience. The EPS will have an ice box run, then a heat run, then one down the middle. Not saying any model is any better, but that all seem to be sucking badly outside of the few weeks we were in the very stable warm pattern.- 1,666 replies
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December/January 2019/20 Winter Speculation Thread
John1122 replied to AMZ8990's topic in Tennessee Valley
I know we are used to defacto warmth and that's probably what's going to happen, but the ridiculous levels of model shifting each run shouldn't mean committing to any path they show right now. The EPS is not doing well at all but will likely get hailed as being correct at some point because each run of the EPS and weeklies flop like a fish.- 1,666 replies
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