PPT-Severe Thunderstorm Wind Damage Criteria – Is it time for

Joe Villani WFO Albany NY Northeast Regional Operational Workshop November 23 2016 Motivation Using downed trees primary method of verifying severe thunderstorm wind damage in the eastern US. Weather Forecast Office – Taunton, MA (BOX). EF2 Tornado . Revere, MA . Morning of 28 July 2014. NOAA’s National Weather Service . – Weather Forecast Office – Taunton, MA – www.weather.gov/box. Lee Picard. Student Volunteer, WFO LWX. University of Miami, Coral Gables, FL. Matthew . Kramar. Senior Forecaster, WFO LWX. Definitions. Severe thunderstorm watch. From SPC: “outlines an area where an organized episode of hail 1 inch diameter or larger and/or damaging thunderstorm winds are expected during a three to eight hour period.”. By: Dax, Xiomara, Logan, Sara, Lili. How Thunderstorms Form?. To form a thunderstorm the clouds need moisture, unstable air, and lift to form a real thunderstorm.. People can not make thunderstorms.. Unit 4 – Atmospheric Processes. Necessary Atmospheric Conditions. Water . vapour. must be available in the lower atmosphere to feed clouds and precipitation as the storm forms . A temperature gradient must exist so that rising air cools off rapidly with height. Expert Panel Open Meeting. Austin, Texas. May 29, 2014. Agenda. Introductions. Overview. Proposed Damage Estimation Module. Wind. Surge and Wave. Claims . Data Review. Future Work. Q&A. Introductions. THUNDERSTORMS. (Chapter 14). ORDINARY (“AIR MASS”) THUNDERSTORM LIFE CYCLE. SEVERE THUNDERSTORM. 1 inch diameter hail, or. 50 knot surface winds, or. tornadoes. SEVERE THUNDERSTORM. SEVERE THUNDERSTORM. From . www.spc.noaa.gov/faq/#4.2. , SPC defines a thunderstorm as severe if it has one of more of the following:. a. Hail at least 1 inch in diameter (quarter size). b. Wind gusts to 58 mph or greater (50 knots). Be able to describe . how . and why a . TORNADO. forms, and the role of the . MESOCYCLONE. in formation.. Be able to identify the . THREE. main . TYPES. of tornadoes and the key tornado formation . Written by;. Brian P. Pettegrew, Patrick S. Market, Raymond A. Wolf, Ronald L. Holle, and Nicholas W.S. Demetriades. Presentation by;. Marcello Andiloro. Introduction and Background. On the evening of 11 Feb. 2003 a line a severe thunderstorms moved through southeast Iowa and northwest and central Illinois with winds in excess of 50 . © U.S. Coast Guard . Auxiliary Association. No attempts to add, modify or delete information contained within this document shall be made. If errors are discovered, please contact the U.S. Coast Guard Auxiliary’s National Training . Dr. Steve Koch. NOAA/OAR/National Severe Storms Laboratory. Dr. Bruce Baker. NOAA/OAR/Air Resources Laboratory. July 27, 2016. Needs vs. Requirements. Spatial resolution. (km). Vertical resolution. (m). Brian J. . Frugis. NOAA/NWS Albany, New York. NROW XIX – 7 November 2018. Motivation. Determining severe vs. significant severe thunderstorms can be difficult for a warning meteorologist.. This . has been a challenge for NWS Albany (ALY) forecasters on several occasions during the summers of 2016 & 2017. Several significant thunderstorms were either missed or under warned. . s From 29 September 2017 there is a new sub group to the L imited C apability for Work and W ork R elated A ctivity (LCWRA) category, named Severe C onditions. It applies to those claimants wit Basic . Climatology. Oklahoma . Climatological. Survey. Funding provided by NOAA. Sectoral. Applications Research Project. How are clouds made?. Clouds form when air is cooled to its . dewpoint. Remember .