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potential for a few (million) mangled flakes part 2


Alpha5

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the euro is similar, albeit a bit warmer at the surface. still abbsolutely nothing like the gfs.

The GFS MOS numbers show a common problem it has with these sort of events. It shows the DPs at LGA increasing from 32 at 12Z to 38 at 21Z....that just won't happen, at the same time the NAMs DPs of 28-30 degrees are probably too low, but the GFS often seems to have trouble resolving the low-level evaporational cooling with precipitation events.

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Just an FYI, looks like Member is in the lead for my snowfall contest with a guess date of 10/28. Pretty impressive. Remember, there is an over penalty. And the big lump of coal would go to Forky and WillORH if things continue as modeled.

After what happened in St Louis, I am not counting my chickens yet....Down to the wire

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Upton still not impressed for whatever reason....calls for mainly rain except at the end with an inch or so

Bridgeport had a nasty warm layer right at the surface for some reason on the NAM, it was the only station. Must be all those fires noreaster09 lights.

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Upton still not impressed for whatever reason....calls for mainly rain except at the end with an inch or so

This is basically unchartered territory as their AFD last night said, the best they can do at that point is assume climatological past and keep in the back of their minds the idea that if heavy precip sets up over the area there is a chance snow can fall near the coast. I do think there may be some severe underestimating of whats going to happen inland though.

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I wrote on Upton's Facebook wall that they should strongly consider breaking Rockland County into two zones. This is a classic situation, among many others, where it would be very useful. Southern Rockland and northern Rockland are generally like night and day in these situations.

The process for splitting counties is a pain I believe, there has to be a series of things done involving the NWS headquarters and what not, I know of some county splits in other WFOs which took several years to get through. I believe the Suffolk split by Upton was one that took some time.

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I wrote on Upton's Facebook wall that they should strongly consider breaking Rockland County into two zones. This is a classic situation, among many others, where it would be very useful. Southern Rockland and northern Rockland are generally like night and day in these situations.

Yeah i agree, its weird to even consider it, considering how small it is, but say a line from southern stony point to suffern (and the areas in between) will do so much better in situations like this than areas like piermont and tappan (and the snowhole that is nanuet).

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Bridgeport had a nasty warm layer right at the surface for some reason on the NAM, it was the only station. Must be all those fires noreaster09 lights.

Nam rips a hole into Bdrs azz according to Bukfit, good luck down there in Darien, interesting to see the differences down that way when I visit family on Sunday.

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The process for splitting counties is a pain I believe, there has to be a series of things done involving the NWS headquarters and what not, I know of some county splits in other WFOs which took several years to get through. I believe the Suffolk split by Upton was one that took some time.

yep, I realize that it's not a walk in the park to accomplish that. I merely wanted to at least have them think about it. The thing with Rockland is it's such a small county, however, for a county this small, the difference in weather is enormous.. both in temp and in precip type... and it happens a lot. I was very happy they split Bergen County. That one was needed even more. That is a larger county and there is a huge difference between Mahwah and Cliffside Park.

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The 12z runs today will have the benefit of all the pieces of upper energy getting sampled over the plains.

This is when your confidence goes up enough to start really refining where the exact track of the low

and R/S line will set up. That being said, the Euro has been in the lead while other models have been

playing catch up.

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Upton is usually conservative anyways-we'll see what happens.

Overall I like a track similar to the GFS, that hugs or is just off the coast up to near Ocean City/Cape May and then heads ENE as the upper features fully catch up and then haul it out. Thermally, I think the NAM/Euro is far better to go with. Remember, the Euro is usually biased a little too WARM. If they're right, it could be snowing in NYC and even western LI before dark. I think about the first half of what falls there is rain, and maybe some additional as wasted snow. There could be a few inches or so of accumulation anyway there if the bands pivot through long enough. Further NW, it's probably a lock for 6-12" especially in high elevations.

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So I guess this is gonna be one of those wait and see what happens events, right? The trick is to aim low and you won't be disappointed. I said several days ago that a few flakes is all I ask for this early in the season and that's all I'm betting on. Weather.com gives me a high of 44 tomorrow and a low of 30 tomorrow night.

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So I guess this is gonna be one of those wait and see what happens events, right? The trick is to aim low and you won't be disappointed. I said several days ago that a few flakes is all I ask for this early in the season and that's all I'm betting on. Weather.com gives me a high of 44 tomorrow and a low of 30 tomorrow night.

If the ground outside my house whitens a good bit, I'll call that a huge success. It probably hasn't happened in Long Beach in October in over a century. I think there's a shot at a few inches if it all goes well. If the bands set up over E NJ as they usually do.... :axe:

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