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40/70 Benchmark

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Posts posted by 40/70 Benchmark

  1. 2 minutes ago, powderfreak said:

    It’s been very good this season to be honest.  Numerous events the depth change has been much closer to reality with so many marginal temp events.  The 10:1 maps stacking up white rain that the depth maps got right.

    I think on the hill tops Kuchera could work, but I would def. stay slower to + depth change in the lower terrain.

    • Like 2
  2. 4 minutes ago, weathafella said:

    I’m not sure about that actually.  The Boston burbs often have climo averages in the 50s with decent retention.  The city-sure.

    They probably have better retention that the E MA CP because they don't get the marine intrusions or the DSD days....kind of the inverse on how Kev doesn't get upslope like the ORH hills because he is more of a single hill than a chain. That area of VT doesn't get the general downslope on a prevailing westerly flow like the CP does.

    • Like 1
  3. 2 minutes ago, powderfreak said:

    Brattleboro is essentially Greenfield, MA like Hippy said.  Literally the same exact climate in the CT Valley there at the MA/VT/NH borders.

    Maybe even worse than Greenfield because it has slightly higher terrain east and west.

    Kind of plays in to what you and I were discussing last night with respect to how being in an interior valley can be worse than being on the interior CP....unless it's December and you rip ENE at the surface.

  4. 2 hours ago, ORH_wxman said:

    No changes. 
     

    Gonna need a subtle south shift if we want to get more of SNE in the game. 

     

    2 hours ago, ORH_wxman said:

    It’s a subtle trend but the WAA and main coastal CCB have become a little more disjointed since yesterday. So it’s actually done two things:

    1. Push the threat ever so slightly north 

    2. Slightly reduced the ceiling of a higher end KU type storm total max zone

    These are subtle trends and could easily shift back but they could also keep shifting the way they did overnight which would lessen the impact further. 

    Yea, I was dissapointed last night. Oh well.

  5. 3 hours ago, 40/70 Benchmark said:

    @NoCORH4LWhat I mean is that often times in marginal Spring snow storms, the interior valleys struggle more than the coastal plain of interior NE MA....largely due to the fact that there is no element of downslope on the coastal plain during these storms, which can be fatal when thermals are borderline.  Additionally, if there is a cold source north of ME, then it can funnel into this area.

    Take a look at some of the snow maps from historic spring storms.....there is often an appendage of somewhat higher amounts arching from the ORH hills into interior ne MA. This is especially relevant here since the primary may be gaining quite bit of latitude prior to the transfer.

    Case en point...the 00z EURO.

     

    ecmwf-deterministic-boston-total_snow_kuchera-2318400.png

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