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CaryWx

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Posts posted by CaryWx

  1. 15 minutes ago, HKY_WX said:

    The NAM is a realistic projection given the strength of the upper low. It's not truly a miller A if you look closely. There will be a surface/mid level slp reflection over the northern deep south which will throw those SE winds aloft (thus warming up mid-levels and causing sleet/zr). Still trying to see a way RDU doesn't changeover to rain but it's looking likely for a least a few hours given the strength of the coastal front. I do think it's possible we continue to see a trend SE due to the anomalous nature of the projection. It's not often you see Myrtle Beach get ZR and Raleigh changeover to rain. Makes me inclined to think there are some additional shifts to come and the models may be underestimating the cold dome/depth of the cold air.

    Thanks HKY but our problem in the RDU area is not helped much by the south trend as this low just will not track far enough east once it turns up the coast no matter how far south it trends.  I don't see that changing or even being influenced to change much based on these new "south" trends

  2. Just now, AsheCounty48 said:

    Improvements on the GFS. looks like the energy transfer happens a bit sooner for the developing low, and everything appears to basically be shoved 50 miles ESE from 12z.

    My thought too.  That LP was evolving just east of Raleigh at one point

  3. 2 minutes ago, Wow said:

    Big improvement with the gfs .. less amped with the primary low .  The hope is we can erase this trend over the past 24 hrs.

    Where are we getting the transition miller-B Wow?  Looks over Wilmington now as opposed to much further north earlier

  4. 22 minutes ago, ILMRoss said:

    Want to mention something. This is my 11th winter on this board. I've seen so many catastrophic model zr maps. I mean, so many. Every single storm has catastrophic ice storm maps. And yet our benchmark is still Dec. 2002. It seems that once the storm comes, the icy zone always seems to narrow considerably, with sleet or rain cutting into it, and wherever that zone ends up shifting wildly. After all of this, point being: I do not put any stock on model ZR maps until maybe like 12 hours before the event. I do not want to seem like I'm downplaying the threat. Do I still stock up on ravioli I can eat straight from the can? Yes. But just be careful. I think ice maps are magnitudes more unreliable than snow maps. 

    Important point to bring up Ross and I agree.  In fact I posted on another board about the longer range models ability to even semi-accurately predict such an ice accrual forecast.  Let alone a meteorology scientist intuitively interpreting that data to forecast in the longer range.   It's such a thin area (zr) of the precip medium (between sleet and rain) that the probabilities of predicting locations for either of these other two is far more reliable 

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