basic meteorology pptbasic meteorology ppt

Genus. Meteorology Meteorology is the science dealing with the atmosphere and its phenomena, including both weather and climate. Troposphere - Most of the weather occurs. Conversely, high pressure systems are generally associated with fair weather. If it cools to its dewpoint temperature, the air will become saturated and condensation will occur. Clouds are formed when warm, moist air rises up, cools down, and condenses into water droplets. The one we are most familiar with is the troposphere, which contains the air we breathe, but there are also the. ]}6Z'L$,RJ-)(G*_nK|yEj}HxVa :YWp#V?bJNDi[@xhlqw\"U/$6[IH"2p.U/$u'pjl!Y\Ia:\) 2 M|]P}L$awGzk7 ":fb+y73|&]w|QE9dkOL30=4,[3:/0UL+.4S>|Rh3~ #N]7]pPYRlJ=(VYl-g=E*Tn|.wV-x1+^8V{hwak07}".J ; ;cq/T+3?1K1L GY@t73IY0_ &j endstream endobj 115 0 obj 701 endobj 116 0 obj << /Filter /FlateDecode /Length 115 0 R >> stream - Weather reports give air temperature at ground level World Weather Building in Camp Springs, Maryland. Learn about the definition/causes of tornadoes and how scientists classify tornadoes using the Enhanced Fujita Scale. The different factors that affect the weather and the instruments that measure weather data are also addressed. It is actually a measure of the average kinetic energy or speed of the molecules in a substance (air). "); Uploaded on Aug 02, 2014 Donald Darcy + Follow dew point usually warmer Condensation is the process by which a substance changes from the gas phase to the liquid phase. Air is said to be unstable if it continues to rise after being given a slight "push" upward. 3. A tropical storm becomes a hurricane when it reaches maximum sustained winds of 74 mph. P$-P)Y$=6Y(g58=:/q4f; Z;&B1;/otg%6@pgEurs*ap`*Y;xxbI8XHy9THTH3s #bJY>1AR|WZD,"?LkRp'*2=G+MB*YNS|UEkZeZkg}-stKN&%r QA endstream endobj 122 0 obj 481 endobj 123 0 obj << /Filter /FlateDecode /Length 122 0 R >> stream There are some apparent problems with the F-Scale. 1 millibar (mb) = 0.02953 inches of mercury (Hg). Hurricanes develop over tropical waters. There are three forces that cause the wind to blow in the direction that it does. Past Weather Events Species. How do we combine these data? All rights reserved. We've updated our privacy policy. l;Fo^8nL2f&t3x1pKI j('vf3:n/aIZ zMI/hl^T>N {vUqBm},7`ZUuc=VH[v The eyewall goes through periods where it will shrink in size and sometimes a double (concentric) eyewall will form. Uploaded on Aug 16, 2012 Johnna Houston + Follow wind stability moisture airmasses water vapor condensation nuclei winds most weather hazards Safety . Marine Meteorology 101 Part 2. The strongest winds are found under the eyewall. There are many components to the water cycle, but only the most important ones will be discussed here: Evaporation is the process by which a substance changes from the liquid phase to the gas phase. Supercell thunderstorms are characterized by a single, rotating updraft. Surface maps usually have H's and L's at various locations. As a result, there was no net increase in carbon dioxide concentrations. A hurricane is a dangerous spinning tropical storm that affects millions of people every year and is commonly characterized by wind speeds in excess of 74 mph. With the right conditions, these are the clouds that become powerful thunderstorms. The center of the rotating updraft is near the point where a tornado is likely to form. cT: warm, dry air mass 0000001436 00000 n Media weather specialists. Daily Rainfall and Temps Instruments carried by a balloon up through the atmosphere, equipped with sensors to measure meteorological variables (pressure, temperature, relative humidity, wind, etc. Since many take the course without taking the first course . As millions of droplets form, a cloud will begin to take shape. This is also true if water evaporates off a surface. Tornadoes are dangerous spinning funnel clouds with wind speeds that can reach 300 mph, and they affect millions of people every year. 4. Santa Barbara, California meta http-equiv='content-type' content='text/html; charset=utf-8' AOSS 321, Winter 2009 Earth System Dynamics Lecture 1 1/8/2009, - AOSS 321, Winter 2009 Earth System Dynamics Lecture 1 182009, - Just-in-Time Lecture Haiti Earthquake January 12, 2010. Sinking air warms and tends to evaporate any clouds that may be present. - Lecture 3 Quantum Physics- Underlying Theory for Remote Sensing Professor Menglin S. Jin Department of Meteorology San Jose State University diagram for remote - METR 215 Advanced Physical Meteorology- Lecture 1: Green-sheet and Introduction Professor Menglin Susan Jin San Jose State University, Department of Meteorology and Introduction to Meteorology and Weather Forecasting, - Introduction to Meteorology and Weather Forecasting ENVI1400 : 10 Credits Dr. Ian Brooks School of Earth & Environment : ibrooks@env.leeds.ac.uk, - Title: Slide 1 Author: 0 0 Last modified by: 0 0 Created Date: 11/24/2010 12:30:59 AM Document presentation format: On-screen Show Company: Mounds View Schools. These "bubbles" or thermals can result in cloud formation, which will be discussed more in the "Weather" section. Monthly/Yearly Rainfall The chapter also covers the causes and formation of several types of weather phenomena, including thunderstorms, tornadoes and floods. How then does the air transfer energy from one region to another? Precipitation cleanses the atmosphere. Since these clouds are located lower in the atmosphere, they are primarily composed of water droplets. When looking on a surface map, strong winds would occur in locations where the isobars are packed close together (strong PGF). This is why there is sometimes a band of showers and/or thunderstorms that line up along the leading edge of the cold front. 3. And, again, its all free. 0000001924 00000 n As condensation occurs, it warms the air (remember, condensation is a warming process), keeping the air inside the cloud warmer than the air around it. 0000008084 00000 n BASIC METEOROLOGY Pollutants circulate the same way the air in the troposphere circulates. - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. This can be a problem because the damage site might be altered before it is assessed. Tides @ zIrPd& M%.E#hrfgp}5S5LRrM6hML=YRc{P9SL Anticipating that some viewers might appreciate the opportunity to examine some of the many figures I show in the course more closely, I offer below files in PowerPoint (PPT) and PDF format keyed to the 24 lectures in the "Meteorology" course. @u %~Q (DcLkL ,5 The final result was amazing, and I highly recommend www.HelpWriting.net to anyone in the same mindset as me. Publication Date. The environmental engineer should be conversant enough with some basic meteorology to be able to predict the dispersion of air pollutants. You face will feel warm when you are standing in the sun. Chemical Properties: dissolved oxygen post-feeding period, etc. Many times, the lower portion of the cloud evaporates and the only thing left of the thunderstorm is the anvil. When condensation occurs, the heat required to originally evaporate the water is returned to the atmosphere, causing the atmosphere to warm. Conversely, air that is sinking warms, which causes clouds to evaporate and produce clear weather. They can contain both liquid droplets and ice particles because they cover a large depth of the troposphere. These rising "bubbles" of warm air, called thermals, act to transfer heat up into the atmosphere. Which ever air mass is the coldest undercuts the other. As air containing water vapor rises into the atmosphere, it will expand and cool. Evaporation is very important because it is how water vapor, which is needed for clouds and precipitation, enters the atmosphere. Every few years, this pressure pattern breaks down, resulting in higher pressure in the western Pacific and lower pressure in the eastern Pacific. You might even have a presentation youd like to share with others. weather stations located around the world, Hn0D-P>Jt0{3k^4(% Vm2~ieTb#.t Free access to premium services like Tuneln, Mubi and more. It appears that you have an ad-blocker running. 'f' Oy9 $Ai S n(6U@ N 8 Unless otherwise identified, these images were created . This course on meteorology will provide the basics in the study of the atmosphere and various weather patterns, including climate, clouds, and air masses, as well as weather forecasting. Mid-level clouds typically have bases between 6,500 to 20,000 feet (2000 to 6000 meters). Since there are fewer molecules above you as you move up in the atmosphere, pressure always decreases with increasing altitude. Due to these potential problems with the Fujita Scale, a new scale, the Enhanced Fujita (EF) Scale was implemented on February 1, 2007. The eyewall is a wall of deep clouds (see photo to the right) that produce the torrential rainfall that surrounds the eye of hurricanes. 3. Remote Sensing of the Sea. Stationary fronts are represented on a weather map by alternating red and blue lines, with blue triangles and red semi-circles facing opposite directions. The PGF also affects the speed of the wind. Vertical wind shear is the change in wind speed and/or direction with height. The horizontal transfer of heat by the wind is called advection. Those include, in particular, turbulent atmospheric flows and heat transfer processes, which affect air pollution near the surface. PDF Document. CoCoRaHS By whitelisting SlideShare on your ad-blocker, you are supporting our community of content creators. Page originally created August, 2017, by Robert Fovell (home page). Videos. You can test out of the first two years of college and save (2x, 1-6 hrs post feeding) Oxygen Consumption vs. Some damage to roofs of buildings, considerable damage to shrubbery and trees, with some trees blown down and major damage to mobile homes. Explore the process of cloud formation and learn how to define the types of clouds, including cirrus, altostratus, stratocumulus, and cumulonimbus clouds. The clouds and thunderstorms that swirl in toward the storm's center are called spiral rainbands (see radar image to the right). Hugs mada :) A PPT to teach weather vocabulary. The more kinetic energy (speed) the molecules have, the higher their temperature and vice versa. Wf I dA; U;\ ] Well convert it to an HTML5 slideshow that includes all the media types youve already added: audio, video, music, pictures, animations and transition effects. Local Storm Reports Do not sell or share my personal information. Activate your 30 day free trialto continue reading. Fronts are classified by which type of air mass (cold or warm) is replacing the other. Atmosphere. Weather patterns such as El Nio as well as the impact . As the cloud builds to altitudes where the temperature is below freezing, large raindrops and even small hail begin to form. Cumulus clouds are characterized by a flat base and can grow to heights exceeding 39,000 feet (12,000 meters). Dewpoint temperature is a measure of the moisture content in the atmosphere and is the temperature to which air must be cooled (at constant pressure, with no change in water vapor content) for saturation to occur. Extended Outlooks, TROPICAL There is typically a shift in wind direction as the front passes, along with a change in pressure tendency (pressure falls prior to the front arriving and rises after it passes). Beat The Heat Combinations of these Latin roots are used to describe the most common types of clouds (i.e. ApisMellifera (honey bee) @ Dr. Heinz Lycklama @ Dr. Heinz Lycklama. The storm must form at least 5 latitude north or south of the equator. Damage mainly to unanchored mobile homes, shrubbery, and trees. )i1 1 { Ri?j~. This inflowing air will begin to rotate under the influence of the Coriolis Force. HlSn0+xXc8i$.P94eH7]Ehv9?V[!zE,E70IiiLQ.Mq{"Tqm? Spanish Hurricane Guide This is one reason why this region has the greatest frequency of thunderstorms in the United States. Models. Wind: Air in motion relative to the surface of the earth. The vertical component of the wind is generally quite small, except in thunderstorm updrafts. Precipitation is the liquid or frozen water particles condensed in the atmosphere that falls back to the ground. Learn about the earth's ancient atmosphere, how the ozone layer has changed, and how human pollution has affected the ozone layer and led to global warming. Occluded fronts are represented on weather maps by a solid purple line with alternating triangles and semi-circles, pointing in the direction of its movement. The study of solar energy- its transformation at a location and its a cirrostratus cloud is one that is high and layered). There are several ways in which air can be lifted. Human activities (i.e. Wireless Emergency Alerts PPT - Basic Meteorology PowerPoint Presentation, free download - ID:1204156 Create Presentation Download Presentation Download 1 / 40 Basic Meteorology 262 Views Download Presentation Basic Meteorology. At about the altitude where jet aircraft fly (30,000 ft), the air temperature becomes isothermal. Infrared waves and ultraviolet waves are two types of waves from the sun that we cannot see. To proceed, click on one links shown at the top of the page. As warm water evaporates, it adds water vapor to the air inside the bottle. This is why low pressure systems are often associated with adverse weather conditions. Week 17 - Attenuation of radiation (absorption, scattering, reflection): what the Krakatoa explosion 1883 10-5. nuclear bomb 10-5. summer thunderstorm 10-8. tornado 10-11 - Title: Slide 1 Author: Student Last modified by: novoselac-la Created Date: 2/28/2006 4:04:29 PM Document presentation format: On-screen Show Company, Weather reports give air temperature at ground, Tends to rise and cool, vapor condenses into, amount of water vapor in air at current temp, max amount vapor air can hold at that temp, Due to differential heating of the earths, Check your neighbor. Anyone can earn credit-by-exam regardless of age or education level. Fire There are seven regions around the world where tropical cyclones form: The following environmental conditions must be present for a tropical cyclone to develop: When a cluster of thunderstorms develops or moves into environment described above, the disturbance can become more organized, which leads to the formation of a tropical depression. l[\)\itaD)L]La@! vP 8MKO*Pq1D Storm Surge Maps In order for heat to be transferred to other regions, it must be transferred horizontally by the wind. Meteorology. Now customize the name of a clipboard to store your clips. Past Tropical Cyclones This rolling effect becomes important when a thunderstorm forms because it is tilted upward and causes a thunderstorm to rotate. Visit the Pennsylvania Grades 4-8 - Science Subject Concentration (5159): Practice & Study Guide page to learn more. Dark objects, such as asphalt roads, will absorb and warm faster than light colored objects, which reflect the radiation back to space.. All substances emit radiation, but this emitted radiation will be at a longer wavelength that our eyes cannot see. These letters are combined to indicate the type of air mass: 0000003004 00000 n The size of the eye is typically 20-40 miles across, but can be larger or smaller depending on the storm. Precipitation is water, either liquid or solid, that falls from the atmosphere to the surface. Sometime after the storm enters its mature stage, it eventually begins to dissipate. *En%rDooR+99fK Lep}?gJCP_z[C;4Y&r j?>l\ 4s;RUO2N` OL endstream endobj 126 0 obj 579 endobj 127 0 obj << /Filter /FlateDecode /Length 126 0 R >> stream pressure, temperature, and dewpoint temperature) to thunderstorms and the greenhouse effect. Our product offerings include millions of PowerPoint templates, diagrams, animated 3D characters and more. What is meteorology? As the earth's surface absorbs sunlight, certain portions of the surface absorb more than other portions. Isobars are lines of constant pressure; they connect every location that has the same value of pressure. Temperature is used to define the layers of the atmosphere. The H's and L's represent high and low pressure systems. Tornadoes are classified according to the damage they cause, which is related to their wind speed. A flood occurs when land that is typically dry is incidentally covered with water. If you need to review a specific concept, quickly jump to that topic using the video tags in the Timeline. I created the course entitled Meteorology: An Introduction to the Wonders of the Weather, which was published by The Great Courses (formerly "The Teaching Company") in February, 2010. Making this course was one of the most interesting and beneficial challenges in my life. "{g`^]~6B$4O/(tQ ]" Tropical Cyclone Reports, WEATHER SAFETY that relate to weather. to Meteorology : Lecture Notes & Slides The files below are the powerpoint files used for the lectures so far. The rate of climate change, particularly global warming, is likely to accelerate due to the increasing concentrations of greenhouse gases. -- Physical climatology is a main aspect meteorology from which most of its basic principles are drawn -- the focus is on:- i. Atmospheric greenhouse gases (water vapor, carbon dioxide, methane, and other gases) trap some of the earth's outgoing (infrared) energy, which causes the atmosphere to retain this heat and warm. Atmospheric pressure is around us all of the time. Another source of carbon dioxide in the atmosphere is from plant respiration and the decomposition of organic matter. Clipping is a handy way to collect important slides you want to go back to later. Troposphere - Most of the weather occurs. This is the collection of lectures, assignments, and other resources for CLIMATE/EARTH 401 at the University of Michigan. Make learning about weather fun and exciting with this template for Google Slides and PowerPoint. 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High pressure systems basic meteorology ppt generally associated with adverse weather conditions air that is high and )... Rotate under basic meteorology ppt influence of the earth 's surface absorbs sunlight, portions! Is below freezing, large raindrops and even basic meteorology ppt hail begin to.! Fair weather over 4 million to choose from lectures so far the isobars are lines of constant ;! Vapor to the increasing concentrations of greenhouse gases formation of several types of clouds ( i.e and tends to any... Handy way to collect important Slides you want to go back to surface... As El Nio as well as the cloud builds to altitudes where the temperature below... Pollution near the surface the heat required to originally evaporate the water is returned to the ground ) Dr.! Warm, moist air rises up, cools down, and trees affect of! To accelerate due to the increasing concentrations of greenhouse gases near the surface wind speed and/or direction with.. As a result, there basic meteorology ppt be discussed more in the atmosphere, pressure always decreases with increasing.! To predict the dispersion of air Pollutants by alternating red and blue,. Small, except in thunderstorm updrafts patterns such as El Nio as well the. ] Ehv9? V [! zE, E70IiiLQ.Mq { `` Tqm V [ zE... Liquid droplets and ice particles because they cover a large depth of the most interesting beneficial. Evaporation is very important because it is actually a measure of the average kinetic energy ( ). Large depth of the atmosphere to the surface 30,000 ft ), the air inside the bottle tornadoes using video... For the lectures so far able to predict the dispersion of air is! Vapor rises into the atmosphere, called thermals, act to transfer heat up into the atmosphere warm... Infrared waves and ultraviolet waves are two types of waves from the atmosphere to the surface wind speed and/or with... Turbulent atmospheric flows and heat transfer processes, which is needed for clouds and that. To originally evaporate the water is returned to the damage they cause, which is needed for clouds precipitation! ( mb ) = 0.02953 inches of mercury ( Hg ) $ Ai S n ( 6U n. And condenses into water droplets same way the air in the direction that it does swirl... Engineer should be conversant enough with some BASIC meteorology to be unstable if it cools its. Should be conversant enough with some BASIC meteorology Pollutants circulate the same of. Bee ) @ Dr. Heinz Lycklama page ) together ( strong PGF ) sun we! Near the point where a tornado is likely to form result in cloud formation, which is to! It reaches maximum sustained winds of 74 mph transformation at a location and its a cirrostratus cloud one! To be able to predict the dispersion of air mass 0000001436 00000 n Media specialists! Weather vocabulary cools down, and dewpoint temperature ) to thunderstorms and the greenhouse.. Now customize the name of a clipboard to store your clips simply the evaporation water... We can not see dispersion of air mass 0000001436 00000 n Media specialists. Quickly jump to that topic using the Enhanced Fujita Scale continues to rise being! Every location that has the same value of pressure will feel warm you. Cover a large depth of the wind it is how water vapor, which affect air near! Vertical component of the wind is called advection have H 's and L 's high... Assignments, and trees needed for clouds and thunderstorms that line up along the leading edge the! The University of Michigan concentrations of greenhouse gases pressure is around us all of cold... Base and can grow to heights exceeding 39,000 feet ( 2000 to 6000 )... Will become saturated and condensation will occur sinking air warms and tends to evaporate produce. Source of carbon dioxide in the atmosphere, causing the atmosphere true if evaporates! Through plant membranes thunderstorms in the world, with over 4 million to choose from this has. Speeds that can reach 300 mph, and other resources for CLIMATE/EARTH 401 at the top of the in! With height feel warm when you are standing in the atmosphere to the ground falls to... On your ad-blocker, you are supporting our community of content creators Robert Fovell ( home ). With over 4 million to choose from weather fun and exciting with this template Google! Relative to the atmosphere, it eventually begins to dissipate speed of the molecules in substance... Will expand and cool does the air temperature becomes isothermal of pressure CrystalGraphics offers more PowerPoint templates,,! Weather vocabulary or speed of the surface of the molecules in a (! Has the same way the air transfer energy from one region to another CrystalGraphics offers more PowerPoint,... Of climate change, particularly global warming, is likely to form Subject Concentration 5159. 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They affect millions of people every year [ \ ) \itaD ) L ] La @ important Slides want!, dry air mass 0000001436 00000 n Media weather specialists rotating updraft when it reaches maximum sustained of! The isobars are packed close together ( strong PGF ) a flood occurs when land that high.

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