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SnowGoose69

Professional Forecaster
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Everything posted by SnowGoose69

  1. I warned people this morning that if the Thursday system ends up stronger and bombs out too much off Canada there is a possibility this weekend system could get meat grinded and shredded.
  2. The system also approached from the S-SW. Overrunning events that do that here are always snowier than ones which do not. The ideal setup is the high centered right around Portland Maine or slightly NE of that with a system coming from as much a southerly direction as possible. Anything that comes more from the west or southwest the isentropic upglide is not usually as strong leading to less intense rates and banding and often the best WAA lift goes to our north overall.
  3. This has potential to be meat rung if the Thursday system continues to blow up like this. I don't see any scenario where we get a transfer far enough south where we stay all snow but we could see a setup where this gets grinded and ends up being much weaker with less QPF
  4. There won't be much sleet with this as shown now. This is snow to rain with probably a short period of sleet
  5. This is also one of the deepest Highs in place ahead of an overrunning event since basically 11/2018. All events since have more or less flipped to sleet immediately due to the air mass being horrible. We are still 2 days though from being able to seriously look at this
  6. In general for both summer and winter the magical flip period if you’ve been stuck in one sort of regime is 7/25 or 1/25. If you don’t see it by then it rarely happens. We’ve seen it on the flip side with summer in years such as 2001 or 2002 but look at 2000 and 2003. 2003 finally got warm around 8/10 or so but it lasted all of 10 days and we flipped right back again. It’s why once you reach 2/1-2/5 and have seen so big change it’s rarely coming and if you do it’s brief
  7. In the absence of strong ENSO the Pac state from December has a tendency to resurface in February. Notice how last two winters the chit pattern from most of December with the SE ridge dominated February as well. It doesn’t necessarily mean the resultant weather will be the same because you could have a GOA low in Dec/Feb but in Feb the NAO is negative and mitigates it. That said this December the Pac was pretty good first 18 days of month. If we revert back to that idea in February we won’t do too poorly.
  8. This always happens with these storms but usually in normal speed flow it occurs 200-300 miles further south on a system that originated down in the TN Valley but since this sucker is in such insanely fast flow that transfer is occurring in SNE or in the NYC corridor
  9. This was why I felt the globals for a time early yesterday were west of the mesos. They will usually overplay precip in what will be the dead in between zone in these setups. It was pretty much the cause of regular busts back in the 80s/90s on these events
  10. It probably was. The last few runs of the HRRR are pretty putrid though one can argue beyond 8 hours it’s iffy
  11. Trust me. They ain’t getting much either. BL issues down there. The NAM has been the only run that’s shown anything crazy and the snow maps are overdone
  12. This is one of those cases where S and W of NYC can do better. It’s not a true transfer but basically the vort gives way to a coastal low so there’s noticeably as you can tell a dead period from like TTN up to middle of CT before the coastal ramps up. A big reason the best looks are coming from the globals such as the UKMET/GFS is probably because they’re overdoing the QPF look in that corridor where as the mesos know there won’t be much there
  13. I think the UKMET has a tendency to bias too far west at times with weaker coastal systems. It’s the real dynamic bombs it has progressive issues with oddly enough
  14. Seeing the globals be west of the mesos overall is usually a suspicious thing. Often means globals are wrong from my experience and often happens with fast moving systems like this
  15. 03Z SREFs wetter again for Tues night. Euro did not make much of a move NW though it did come back from its 18Z run
  16. UKMET also came west for Tues night. Still a miss though except far eastern LI
  17. Its taking quite some time to reach the ground but someone might get a quick inch
  18. If it ends up being a continuing trend this could be a decent event but we would continued ticks here for the next 36 hours.
  19. The NAM got owned with this event. Euro seems to have had best handle on that 05-09Z window for a couple of days.
  20. Not that it means much but the NAM got schooled tonight down here. We probably see a 3-4 hour period of light snow 06-09z and the NAM til this run wanted no part of it.
  21. I expected the NW tick back but I'm still not sold we see anything much further with it.
  22. It’s gonna come back NW I think but probably not enough outside of far eastern areas of Long Island and Mass
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