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WxUSAF

Moderator Meteorologist
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Everything posted by WxUSAF

  1. Ha. I’m traveling that week also. Mentally calculating how much it would cost me in a one way rental car to get home for our KU if my flight gets cancelled
  2. ^that looks a lot like the 12z GGEM and euro
  3. This seems to be the big mystery with a lot of fans screaming for him to play
  4. Fantastic thread here on ensemble clusters for the upcoming pattern
  5. It’s early, but I think they should have the expectation of at least quarterfinals if not semis in 2026.
  6. The -NAO starts building at D5. That’s not fantasy land.
  7. I hate having to follow this on bbc live blog instead of watching
  8. 12z euro similar but farther south than GGEM so no snow.
  9. 12z Op GFS was the toaster bath scenario but 12z GEFS looks solid. Very similar to 0z EPS.
  10. 12z GGEM shows this @CAPE scenario for Dec 9 with a modest VA hit.
  11. The general way I see things is this, with the progression shown like the 0z eps and most recent ensemble forecasts. Pattern changing cold front: Dec 7 Clipper or southern slider pattern: Dec 8-12 EC storm pattern: after Dec 13
  12. This was my thought when I responded to @brooklynwx99 yesterday when he was saying it looks like a big dog pattern. It does! But there are like zero big dog events in our area before mid-December (and few in December total) for a reason. So we need to scale our expectations accordingly and recognize that our path to victory is not the same as for our “friends” to the north.
  13. Excess stratospheric water vapor warms the surface through the normal greenhouse effect, but it cools the stratosphere itself through that IR emission. You’re already seeing this in the southern hemisphere with a very cold stratosphere. That’s why, from a weather weenie POV it could be bad for snow chances as it would tend to reinforce a cold stable strat wintertime PV.
  14. That sucks @mappy. Hope it clears quickly!
  15. I think so yes. Not sure how much the chemical composition of the magma may have also played a role.
  16. Nature paper: https://www.nature.com/articles/s43247-022-00618-z
  17. I’d like to see it be January during El Niño
  18. Not unless it gets much bigger than it currently is. These aren’t explosive eruptions, so all the gas release is near the surface and not into the stratosphere.
  19. Yes, very minimal SO2 release, but directly injected a massive amount of H2O to the strat and mesosphere. My colleagues have estimated a couple tenths of a degree warming over next couple years from this. Nature paper from Nov 19 finds a net climate warming signal already.
  20. He’s referring to the MJO: https://www.cpc.ncep.noaa.gov/products/people/wd52qz/mjo/mjo_chi.shtml 200mb velocity potential is termed “chi” and “k=1” refers to wavenumber one.
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