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Chinook

Meteorologist
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Everything posted by Chinook

  1. This is a very good video on the El Nino-powered winter(ish) tornado forecast
  2. Fall heat wave with approximately 17 deg F above normal coming up for northern Colorado.
  3. I have brought back my 500mb map/ 250mb map archives for general research purposes. I started off doing this a couple of years ago for tracking the jet stream during the El Nino winter a couple of years ago. https://great-lakes-salsite.web.app/Sep_2026_500mb_loop.html https://great-lakes-salsite.web.app/Sep_2026_250mb_loop.html
  4. over 6" of rain for Amarillo, Dodge City, Manhattan Kansas, and Omaha. 3.98" measured at Santa Fe, NM.
  5. powerful Hurricane Rachel yesterday at a strength of 105 knots
  6. One thing will be a little bit different this winter. Mayjawintastawm's least favorite model, the No-Accumulation-Model, will be retired this week and will be replaced by some version of the RRFS (not sure if it's the RRFS we're already seeing on the model web sites, or something else.) The NAM had a pretty bad track record for the Front Range winter storms for a while now.
  7. Four Corners low cold and snow. It is snowing in Colorado, but at over 11000ft at Wolf Creek Pass, so pretty high up there
  8. storm name "Marco" is on this year's list for the Atlantic. It would have been a huge coincidence if Marco and Polo were named storms at the same time.
  9. Recent passes of Hurricane Polo show flight-level winds around 150kt and pressure values of 909mb or a bit less. The TropicalTidbits satellite view now has a 914mb pressure shown. (not sure if this is the official value)
  10. I got to give you props for pulling up this old satellite image!
  11. This is like a once-in-a-lifetime view of Pacific systems
  12. The jet stream has broken down in to some strange patterns today, with a north flow over the Great Lakes, south flow over the Rocky Mountains, blocking high over Quebec
  13. I'll trade you 2" of rain for a low dew point. I've got extra. I just want a dew point of like 30 or something, really.
  14. The NAM was not that accurate with a lot of precipitation for a long time. But you gotta love the severe weather soundings when it said 3000 J/kg when the GFS said 1500 J/kg.
  15. On October 6, say goodbye to the NAM, HREF, and SREF, and say hello (?) to some or all of these things replaced with RRFS/ensemble RRFS. I don't know what that's going to look like and I don't know how various web sites will deal the new data feed. I would imagine that the SREF was not really preferred for various reasons. However, it is definitely going to feel strange going to the Pivotalweather or College of Dupage web sites, and not see the NAM, at all, ever.
  16. a tornado went over a mountaintop at Kaysville, Utah today
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