The Uber Jet and the Widespread Disruptive Ice Storm of 21–23 December 2013 Lance F. Bosart, Alicia M. Bentley, and Philippe P. Papin Department of Atmospheric.

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Presentation transcript:

The Uber Jet and the Widespread Disruptive Ice Storm of 21–23 December 2013 Lance F. Bosart, Alicia M. Bentley, and Philippe P. Papin Department of Atmospheric and Environmental Sciences University at Albany, State University of New York, Albany, NY th Annual Northeastern Storm Conference Rutland, VT Saturday 8 March 2014

200-hPa maximum wind speed (m s −1 ) 0.5° Climate Forecast System Reanalysis: 1979–2013 Source: Dr. Ryan Maue

250-hPa wind speed (shaded, m s −1 ; barbs, kts), geopotential height (black contours, dam), and temperature (red dashed contours, °C) 1200 UTC 22 December 2013

1200 UTC 22 December 2013 La Grande, QC Goose Bay, NL

Additional Soundings

0000 UTC 22 December 2013 Detroit, MIWilmington, OH

0000 UTC 22 December 2013 Pittsburgh, PA Buffalo, NY

1200 UTC 22 December 2013 Albany, NY Upton, NY

0000 UTC 23 December 2013 Gray, ME Chatham, MA

Maplist Images

Source: Dr. Jason Cordeira 250-hPa Wind Speed (m s −1 ) Occurrences (1979–2012) Histogram of 250-hPa maximum wind speed NCEP–NCAR Reanalysis: 1979–2012 Domain: 40°–60°N and 90°–60°W

Source: Dr. Mel Shapiro −60 −48 −36 −24 −

Source: Dr. Mel Shapiro −120 −240 −360 −480

Backward Trajectories

KLAN – Lansing, MI CYYZ – Toronto, ON Source: NOAA HYSPLIT MODEL 240 h backward trajectories ending at: 0000 UTC 22 December h backward trajectories ending at: 0600 UTC 22 December 2013

KART – Watertown, NY KBTV – Burlington, VT Source: NOAA HYSPLIT MODEL 240 h backward trajectories ending at: 0600 UTC 22 December h backward trajectories ending at: 1200 UTC 22 December 2013

KMLT – Millinocket, ME CZDB – Debert, NS Source: NOAA HYSPLIT MODEL 240 h backward trajectories ending at: 1200 UTC 22 December h backward trajectories ending at: 1800 UTC 22 December 2013

Backward/Forward Trajectories

KCLE – Cleveland, OH Source: NOAA HYSPLIT MODEL 120 h backward trajectories ending at: 0000 UTC 22 December h forward trajectories starting at: 0000 UTC 22 December 2013

CYYZ – Toronto, ON Source: NOAA HYSPLIT MODEL 120 h backward trajectories ending at: 0000 UTC 22 December h forward trajectories starting at: 0000 UTC 22 December 2013

CYUL – Montreal, QC Source: NOAA HYSPLIT MODEL 120 h backward trajectories ending at: 0000 UTC 22 December h forward trajectories starting at: 0000 UTC 22 December 2013

CYSC – Sherbrooke, QC Source: NOAA HYSPLIT MODEL 120 h backward trajectories ending at: 1200 UTC 22 December h forward trajectories starting at: 1200 UTC 22 December 2013

THE END