'Vertical wind shear' diaporamas de présentation

Class #9: Monday, July 19 Thunderstorms and tornadoes

Class #9: Monday, July 19 Thunderstorms and tornadoes. Chapter 14. Fig. 14-CO, p. 370. Fig. 14-1, p. 372. Thunderstorms and Tornadoes. Chapter 14. Thunderstorms. A storm containing lightening and thunder; convective storms

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Weather & Atmosphere Animations

Weather & Atmosphere Animations. Weather & Atmosphere Animations. Click to go to menu. For Classroom use by Mary E. Massey. Menu. Next slide. Land & Sea Breezes Air Masses Fronts High & Low Pressure Interpreting Weather Convection Coriolis Effect Climate Ocean Currents Global Winds.

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Weather and Climate

Weather and Climate Lecture 13: Severe Weather and Hurricanes Thunderstorms A thunderstorm is simply a storm containing lightning and thunder. Thunderstorms occur all over the world Formation - Ingredients Moisture (water vapor) in the lowest levels of the atmosphere

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SO441 Lesson 10: Tornadoes

SO441 Lesson 10: Tornadoes. Week 15. What is a tornado?. A violently rotating column of air in contact with the ground pendant from a cumuliform Often (but not always) visible as a funnel cloud. 21 May 2011, near Emporia, KS. 22 May 2011, near Bernice, OK.

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Matthew J. Bunkers WFO Rapid City, SD Last Updated 2/4/2002

Predicting Supercell Motion Using Hodograph Techniques. Matthew J. Bunkers WFO Rapid City, SD Last Updated 2/4/2002. Based on: Predicting Supercell Motion Using A New Hodograph Technique. Matthew J. Bunkers, UNR Brian A. Klimowski, UNR Jon W. Zeitler, HGX Richard L. Thompson, SPC

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Severe Weather

Severe Weather. ATS 351 Lecture 10 November 9, 2009. Types of Severe Weather. Thunderstorms Hail Lightning Flood Tornado Severe Wind (Straight-Line Winds) ?. Thunderstorm Distribution. Favorable Conditions. Instability Fuel Initial Lift Shear Capping Inversion. Instability.

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Understanding Weather and Climate 3rd Edition Edward Aguado and James E. Burt

Understanding Weather and Climate 3rd Edition Edward Aguado and James E. Burt. Anthony J. Vega. Part 4. Disturbances. Chapter 11 Lightning, Thunder, and Tornadoes. Introduction. Thunderstorms occur about 40,000 times per day over the globe

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On the role of the Atlantic Ocean in forcing tropic cyclones in the Arabian Sea

On the role of the Atlantic Ocean in forcing tropic cyclones in the Arabian Sea. Wei Zhang, Gabriele Villarini 2019 Siying Lu Feb. 25.

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Chapter 7

Chapter 7. Bits of Vector Calculus. (1) Vector Magnitude and Direction. Consider the vector to the right. We could determine the magnitude by determining the x-component and the y-component. Then use the equation:.

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Xie , B., and F. Zhang, 2012: Impacts of typhoon

Impacts of typhoon track and island topography on the heavy rainfalls in Taiwan associated with Morakot (2009). Xie , B., and F. Zhang, 2012: Impacts of typhoon track and island topography on the heavy rainfalls in Taiwan associated with Morakot

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Soundings and Adiabatic Diagrams for Severe Weather Prediction and Analysis

Soundings and Adiabatic Diagrams for Severe Weather Prediction and Analysis. Review. Atmospheric Soundings Plotted on Skew-T Log P Diagrams. Allow us to identify stability of a layer Allow us to identify various air masses Tell us about the moisture in a layer Help us to identify clouds

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Chapter 7: Atmospheric Disturbances

Chapter 7: Atmospheric Disturbances. Part II: T-storms, Tornadoes, Lightning & Forecasting. Nature of T-storms Violent Thunder & lightning Hail Strong updrafts & downdrafts T-storm formation stages Cumulus stage Mature stage Dissipating stage. Localized Severe Weather.

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An Overview of the 27 April 2011 Tornado Outbreak

An Overview of the 27 April 2011 Tornado Outbreak. Dr. Scott M. Rochette Department of the Earth Sciences The College at Brockport. Overview. What are tornadoes and how do they form? How can you tell how strong (or weak) tornadoes are? What happened? Why did it happen? How bad was it?

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Fronts and Frontogenesis

Fronts and Frontogenesis. What is a front Temperature, density, and pressure structure? Wind variability across the front? Frontal slope? How do they get stronger (frontogenesis) or weaker (frontolysis)?. What is a front?.

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STORMS AND SEVERE WEATHER

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CLOUDS & thunderstorms

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Kelly A. Lombardo and Brian A. Colle By Danielle LaFlamme and Erin Pratt

Convective Storm Structures and Ambient Conditions Associated with Severe Weather over the Northeast United States. Kelly A. Lombardo and Brian A. Colle By Danielle LaFlamme and Erin Pratt. Outline. Introduction Data and Methods Wind Hail Tornadoes Cellular Linear Nonlinear

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Meteorology

Meteorology. (4) Severe Storms: Thunderstorms, Tornadoes and Hurricanes. Thunderstorms.

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TORNADOES

TORNADOES. Conditions for formation. Heat Moisture Conditionally unstable environment Vertical wind shear. Wizard of OZ. Tornadoes. Local storms with violent winds that take the form of a rotating column of Air that extends from a cumulonimbus cloud.

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Are the extreme low-level updrafts buoyant?

Simulations and Observations of Extreme Low-Level Updrafts in Hurricane Isabel Daniel P. Stern 1 , David S. Nolan 1 , and Sim D. Aberson 2 1 Rosenstiel School of Marine and Atmospheric Science, University of Miami 2 Hurricane Research Division, AOML/NOAA Introduction

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