griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 4-day trend loop on the GFS. Note the changes along the corridor from Houston to Asheville Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher GFS showing the cold temperatures thru the atmospheric column in dark blue at 1PM on Dec 8th. Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 200mb jet streak extending from E KY to the NE coast with the southeast states in the right entrance region of the jet (aids upper level rising motion for precipitation generation) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 700mb Q-Vector Convergence in pink/red centered over north AL/GA showing mid-level forcing for rising motion in the atmosphere Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 3km NAM sounding north of Atlanta at 2AM on Dec 8th (1hr forecast sounding from 06z run). Note that the wet-bulb warmth in the boundary layer is shallow (blue line). Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 3km NAM sounding west of Atlanta at 11AM on Dec 8th (4 hr forecast sounding from 12z run). Note the max rising motion occurring in the dendrite growth zone (omega values on the left hand side thru the DGZ)…and note the large isothermal layer near freezing from 800mb down to the surface (promotes big snowflakes through aggregation). Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #1: December 8-9 – The North Georgia / Southern Apps Crusher 3km NAM sounding near Cashiers, NC at 8AM on Dec 8th (1 hr forecast sounding from 12z run). Note the strong lift (omega on left hand side) over a large layer and thru the dendrite growth zone (DGZ). Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Southeast Snowfall Map Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Detailed map in South GA and North FL where accumulating wintry precipitation is super rare Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Savannah & Charleston Area Snowfall Map Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb NC Accumulation Map Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Something other than Spanish moss draped the live oaks in Savannah (Source: cnn.com) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Snowing on The Battery in Charleston, SC Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Charleston, SC (Source: twitter @Trishrags) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Virginia Beach, VA (Source: Samuel Roback, twitter @Weathermansam77)) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb Snowkiting on Virginia Beach (Source: Stephen M. Katz, The Virginian-Pilot) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb NOAA GOES satellite image of the coastal bomb with a visible stripe of snow from GA to VA. (Source: Brian Resnick) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb 2 links covering the full storm radar loop: http://mesonet.agron.iastate.edu/current/mcview.phtml?prod=usrad&java=script&mode=archive&frames=69&interval=15&year=2018&month=1&day=3&hour=0&minute=0 http://mesonet.agron.iastate.edu/current/mcview.phtml?prod=usrad&java=script&mode=archive&frames=140&interval=15&year=2018&month=1&day=3&hour=18&minute=0 Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb 2-day trend on the GFS showing a stronger and farther west surface low (IR Cloud Simulation) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #2: January 3-4 – The Lowcountry-Coastal Bomb RGEM (RDPS) Simulation of the storm Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Southeast Snowfall Map Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm NC Snowfall Map Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Raleigh State Capital Building (Source: wral.com) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Raleigh delivered with yet another high-quality snow day traffic jam (Source: wral.com) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Greensboro, NC (Source: John Hammer, Rhino Times) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Auburn, AL (Source: Todd Van Emst) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm Link to full storm radar loop: http://mesonet.agron.iastate.edu/current/mcview.phtml?prod=usrad&java=script&mode=archive&frames=190&interval=15&year=2018&month=1&day=16&hour=7&minute=0 Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm A close to go time Euro run spit out an 11 inch total right over Widreman, matching exactly with the actual total (see NC Snowfall map) Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 Snowstorm #3: January 16-17 – The Tobacco Road Revenge Storm EPS trend loop showing the trend toward stream separation and a farther south solution with the closed off upper level wave over western NC. Link to comment Share on other sites More sharing options...
griteater Posted March 27, 2018 Author Share Posted March 27, 2018 3 Snowstorms: 500mb wave tracks There was some shortwave phasing over west Texas during the Dec storm, but the general theme for the winter with our snowstorms was northern stream waves diving down out of western Canada. Source: griteater Link to comment Share on other sites More sharing options...
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