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calculus1

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Posts posted by calculus1

  1. Just out from NWS GSP:

    Quote
    
    .NEAR TERM /THROUGH SUNDAY/...
    As of 700 PM: Overall, forecast looks on track, and only minor
    changes were made, and no changes to the snow and ice accums
    attm. The latest radar mosaic shows a nice band of high reflectivity
    extending from the Atlanta area to Charlotte. Precip is actually
    intense enough to dynamically cool and bring snow and sleet to
    the surface across Atlanta to Habersham County. mPING reports
    also showing some snow mixing in with rain across the Upstate. I
    am a little concerned that we could see a little more snow than
    expected along and north of I-85 across GA and the Upstate. But
    even if it accumulates, it would start to taper off around midnight
    or shortly thereafter. So from an impact standpoint, not expecting
    to need to expand the Winter Storm Warning or Advisory areas. But
    will continue to monitor trends and do another update before end
    of the evening shift.

     

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  2. 9 minutes ago, wxduncan said:

    If we can avoid the Warm Nose this could happen for Hickory west. We shall see so glad to be moving to Buffalo later this Month for a new Job will be beat winter down here lol. 

    Wow!  That will be a big change, in so many ways:  Valdese, NC, to Buffalo, NY.

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  3. 9 minutes ago, SnowDawg said:

    Edit: And even worse for some areas. No way changes this big don't have an impact. Same story aloft much warmer.7ED857D8-F983-4873-8277-3974AF948283.thumb.png.9f7c2aabeda71ac140083085ba18ab0e.png

    Wow!  14 degrees warmer in Hickory?  Ese es mucho no bueno.

    This has been the coldest winter in a long time (it seems), and yet nothing much to show for it in the winter precipitation area.

  4. 3 hours ago, Tyler Penland said:

    Yeah I love it up there. Going in the snow was on my bucket list for a long time. Felt like being on another planet. We were the only people who made it more than a hundred yards yesterday, probably due to the winds through Massie. My buddy and I legit had to grab each other to stay upright on multiple occasions and he kept me from falling off a rock at one point. Made it to Rhododendron Gap before turning around. The constant guessing game of "is this snow 4" or 3ft deep" was hard on the knees, though.

    Here's a couple more photos.
     

    Absolutely gorgeous photos, @Tyler Penland.  I love the pony pic in the snow, as well as the one you posted yesterday.  Thanks for sharing.

  5. Interesting from NWS GSP:

    Quote
    
    As of 920 PM Monday: The upper low embedded within East Coast trough
    is centered over the Tidewater region to our NE. Since sunset, have
    seen an expansion of light radar returns at elevations apparently
    below the Blue Ridge Escarpment; this appears to be due to a
    mountain wave, but per nighttime microphysics satellite product and
    IR cloud top temps, the lower clouds NW of the Escarpment are likely
    dropping some flurries or light snow within the radar-shadowed
    areas. The setup looks to have been captured well by the NAMNest,
    so it was blended into the overnight fcst to expand the light snow
    and/or flurry mention southeast into the Piedmont. With the upper
    low in place, can`t absolutely rule out flurries anywhere in the
    CWA, but have kept the mention where the low-level moisture is
    better. On that note, continued drying/downsloping should diminish
    the Piedmont activity in the early morning.
    
    The NW flow snow will become more of a pure upslope event following
    the loss of the dynamic lift Tuesday morning. Orographic lift across
    the TN border and Smokies still looks to produce over a foot of
    snow by the end of the period Tue evening. Most of the higher
    amounts associated with this event will be above ~3500-4000`,
    where thermal profiles are favorable for snow with heavy snowfall
    rates. See no reason to make significant change to existing snow
    amounts; do not yet have enough obs/measurements to improve on
    what we`ve got. Did rerun accums with latest PoPs, which made
    minor changes (new WSW out soon). The snow will diminish a bit
    more quickly in the afternoon/evening as drier air filters in. The
    Winter Weather Advisory is still in effect for elevations below
    3500`, but those in populated areas along the TN border and down
    the valley away from the TN border, snow amounts lessen by a lot
    in these areas compared to the higher peaks. Expect a general 1-3"
    in these locations, while areas under the warning will exceed 4+".

     

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  6. Nothing coming down in NW Catawba here in Hickory, despite the radar returns indicating otherwise. The direction of this flow is different than normal, though, which may explain the returns that are breaking containment. It's almost due north, just a few degrees west of that.

    Sent from my moto e5 supra using Tapatalk

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  7. From NWS GSP:

    Quote
    
    .NEAR TERM /THROUGH SUNDAY/...
    As of 1045 PM EST: Guidance still on track for a sfc low now
    over the mid-MS Valley to pass by as a Miller B-type low pressure
    system tonight and to our east Sunday. Forcing and deep moisture
    ramp up quickly near midnight with precip spreading across the
    area before daybreak. Forecast soundings and partial thickness
    values still suggest a typical, messy Miller B p-type forecast
    for this system. Temps aloft wet bulb down below freezing before
    a warm nose kicks in and strengthens late tonight into Sunday. An
    in situ wedge should form as precip falls, bringing temps down to
    near or below freezing across the Winter Storm Warning and Winter
    Wx Advisory area. In light of the earlier WAA-driven precip band
    that traversed the area, which threw temp/dewpoint trends a little
    out of whack wrt the forecast, revised those trends overnight per
    recent meso model output. The most remarkable overall change is
    generally warmer temps and dewpoints roughly along and just north
    of I-85, which had the effect of minimizing wintry precip in that
    area. QPF trended down slightly as well. That said, a pocket of
    cooler air possibly associated with the wedge has settled in over
    the mountains; meso models that have picked up on that still show
    some warming/moistening with onset of precip in the next 2-3 hrs.
    
    Since it is an in situ wedge, the cold temps will not be locked in
    and will warm around the edges through the morning with all areas
    above freezing by afternoon. Precip still expected to start as snow
    and sleet in the colder air then slowly change to freezing rain and
    rain as the warm nose strengthens and cold pool erodes. No changes
    warranted to the existing headlines; could possibly have dropped
    part of the Advisory for lower accums due to the warmer temps,
    but some isolated issues may result from the light amounts during
    the transition period overnight.
    
    Precip should become all rain by early afternoon. Sunday`s highs
    will show a typical Cold Air Damming pattern with 30s to low
    40s common outside of the mountains and along the Blue Ridge
    escarpment. Highs will rise to the lower 50s going westward to
    the lower valleys near the TN border.

     

  8. 21 minutes ago, AirNelson39 said:

    Temp steady at 33, the dusting from earlier is gone. Looking like 33 and rain overnight. Weather apps have done a great job nailing the temps here. NWS forecasts aren’t looking good for NW Piedmont.

    32.0/31 here now.  It's iffy.

  9. Dusting here in Hickory (Caldwell County side), nothing on the roads. Looks like we are on the very tail end too. Might be all the wrote in regards to snow on this one.
    Same here too in NE Hickory.

    Now 32.7/31.

    Sent from my moto e5 supra using Tapatalk

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