Category Archives: Destructive Winds

Questions and Answers concerned with macrobursts, microbursts, and derechos.

Microburst Risk Algorithm observes Favorable Conditions for Strong Convective Winds over the Chesapeake Bay

Posted on September 17, 2012 by dbikos

Ken Pryor (NESDIS / STAR) A GOES sounder-derived Microburst Windspeed Potential (MWP) algorithm, based on convective available potential energy (CAPE), and vertical temperature and humidity lapse rates, and based on the vertical difference in equivalent potential temperature (theta-e difference, TED) … Continue reading →

Posted in Aviation Weather, Destructive Winds, Downbursts, Severe Weather | Leave a comment

Synthetic IR imagery for 19 April 2011

Posted on April 21, 2011 by dbikos

This blog entry will consider the synthetic IR imagery from the NSSL 4-km WRF-ARW model for 19 April 2011.  There were many severe weather reports on this day: http://www.spc.noaa.gov/climo/reports/110419_rpts.html The synthetic IR imagery from the WRF-ARW model from 1200 to … Continue reading →

Posted in Convection, Destructive Winds, GOES, GOES R, GOES-R Proving Ground, Hail, Satellites, Severe Weather, Tornadoes | Leave a comment

United Airlines Flight 967 – Severe Turbulence, July 20, 2010

Posted on July 29, 2010 by admin

Jeff Braun and Dan Lindsey NOAA/RAMMB CIRA/CSU ***(Also, please see addendum near the end of this message) The following are a sequence of GOES-13 visible images from 19:45 UTC on 20 July 2010 to 00:45 UTC on 21 July 2010. … Continue reading →

Posted in Aviation Weather, Convection, Destructive Winds, GOES, GOES R, GOES-R Proving Ground, Miscellaneous, Problems in Forecasting, Satellites, Severe Weather, Turbulence | Tagged , , , , , , , | 2 Comments

Forecasting Convective Downburst Potential: Update

Posted on September 14, 2009 by admin

Ken Pryor (NESDIS) The VISIT lesson “Forecasting Convective Downburst Potential Using GOES Sounder Derived Products” presents current applications of a suite of GOES sounder-derived products. The lesson has been recently revised to include updated imagery examples, and new case studies … Continue reading →

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West Texas Windstorm: 8 February 2009

Posted on February 18, 2009 by admin

Ken Pryor A convectively active late winter season over the Great Plains has proven fruitful for the assessment of the GOES-11 imager microburst risk product. During the evening of 8 February 2009, a line of convective storms tracked through eastern New Mexico … Continue reading →

Posted in Convection, Destructive Winds, Downbursts, GOES, Problems in Forecasting, Satellites, Severe Weather | Tagged , , , , , , | Leave a comment