Joshua Michael Aaron Ryder Wurman (born October 1, 1960) is an American atmospheric scientist and inventor noted for

tornado A tornado is a violently rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud. It is often referred to as a twister, whirlwind or cyclone, altho ...

tropical cyclone A tropical cyclone is a rapidly rotating storm system characterized by a low-pressure center, a closed low-level atmospheric circulation, strong winds, and a spiral arrangement of thunderstorms that produce heavy rain and squalls. Depend ...

, and

weather radar Weather radar, also called weather surveillance radar (WSR) and Doppler weather radar, is a type of radar used to locate precipitation, calculate its motion, and estimate its type (rain, snow, hail etc.). Modern weather radars are mostly puls ...

research.

Life and career

Education

Joshua Wurman's father is noted architect and founder of the

TED TED may refer to: Economics and finance * TED spread between U.S. Treasuries and Eurodollar Education * ''Türk Eğitim Derneği'', the Turkish Education Association ** TED Ankara College Foundation Schools, Turkey ** Transvaal Education Depa ...

conferences,

Richard Saul Wurman Richard Saul Wurman (born March 26, 1935) is an American architect and graphic designer. Wurman has written, designed, and published 90 books and created the TED.com, TED conferences, the EG Conference, TEDMED, and the WWW Conference. Education ...

. He attended

Radnor High School Radnor High School is a public high school in Radnor, Pennsylvania. Of all high schools in Pennsylvania, Radnor is ranked 3rd by U.S. News & World Report, and 1st by the Pennsylvania Department of Education. Overview Radnor High School is the on ...

in suburban Philadelphia. He earned a S.B. in physics and interdisciplinary science in 1982, a S.M. in meteorology in 1982, and a Sc.D. in meteorology in 1991, all from

MIT The Massachusetts Institute of Technology (MIT) is a private land-grant research university in Cambridge, Massachusetts. Established in 1861, MIT has played a key role in the development of modern technology and science, and is one of the m ...

. His masters thesis was
The Long Range Dispersion of Radioactive Particulates
' and his doctoral dissertation was
Forcing Mechanisms of Thunderstorm Downdrafts
'. He moved to

Boulder, Colorado Boulder is a home rule city that is the county seat and most populous municipality of Boulder County, Colorado, United States. The city population was 108,250 at the 2020 United States census, making it the 12th most populous city in Color ...

to work at the

National Center for Atmospheric Research The US National Center for Atmospheric Research (NCAR ) is a US federally funded research and development center (FFRDC) managed by the nonprofit University Corporation for Atmospheric Research (UCAR) and funded by the National Science Foundatio ...

(NCAR) and later to

Norman, Oklahoma Norman () is the third-largest city in the U.S. state of Oklahoma, with a population of 128,097 as of 2021. It is the largest city and the county seat of Cleveland County, Oklahoma, Cleveland County, and the second-largest city in the Oklahoma C ...

where he was a tenured faculty member at the

University of Oklahoma The University of Oklahoma (OU) is a Public university, public research university in Norman, Oklahoma. Founded in 1890, it had existed in Oklahoma Territory near Indian Territory for 17 years before the two Territories became the state of Oklahom ...

(OU). He founded the Center for Severe Weather Research (CSWR) in 1998, which operates the Doppler On Wheels (DOW) radars. Wurman returned to Boulder in 2001.

Research

Wurman is particularly interested in researching

tornadogenesis Tornadogenesis is the process by which a tornado forms. There are many types of tornadoes and these vary in methods of formation. Despite ongoing scientific study and high-profile research projects such as VORTEX, tornadogenesis is a volatile pro ...

and amassing sufficient datasets of tornado structure and dynamics observations for

tornado climatology Tornadoes have been recorded on all continents except Antarctica. They are most common in the middle latitudes where conditions are often favorable for convective storm development. The United States has the most tornadoes of any country, as we ...

study. He is also the discoverer of sub-kilometer hurricane boundary layer rolls, and wrote the pioneering papers on mapping tornado winds, multiple vortices, and other tornado-related phenomena. Joshua Wurman participated in both the

VORTEX projects The Verification of the Origins of Rotation in Tornadoes Experiment (or VORTEX) are field experiments that study tornadoes. VORTEX1 was the first time scientists completely researched the entire evolution of a tornado with an array of instrumentati ...

, doing early deployments of the first scraped together DOW radars fo
VORTEX1
and served on the steering committee and was a principal investigator (PI) fo
VORTEX2
the field research phase of which occurred from 2009-2010. Wurman's team observed the top two fastest wind events and two contenders for the largest tornado circulations. He leads the ROTATE (Radar Observations of Tornadoes And Thunderstorms Experiment) tornado observational project every spring and hurricane intercepts in the fall. A current major project of his is studying

lake-effect snow Lake-effect snow is produced during cooler atmospheric conditions when a cold air mass moves across long expanses of warmer lake water. The lower layer of air, heated up by the lake water, picks up water vapor from the lake and rises up through ...

in the

OWLeS The Ontario Winter Lake-effect Systems (OWLeS) was a field project focused on three modes of lake-effect snow: Short- fetch, long-fetch, and downstream coastal and orographic effects. The project was conducted along Lake Ontario in the Great Lake ...

. Dr. Wurman has authored and co-authored many scientific publications relating to hurricane and tornado dynamics and weather radar technology including two articles in ''

Science Science is a systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earliest archeological evidence for ...

'', articles in the ''

Journal of the Atmospheric Sciences The ''Journal of the Atmospheric Sciences'' (until 1962 titled ''Journal of Meteorology'') is a scientific journal published by the American Meteorological Society. It covers basic research related to the physics, dynamics, and chemistry of the at ...

'', ''

Monthly Weather Review The ''Monthly Weather Review'' is a peer-reviewed scientific journal published by the American Meteorological Society. It covers research related to analysis and prediction of observed and modeled circulations of the atmosphere, including technique ...

'', ''

Journal of Atmospheric and Oceanic Technology The ''Journal of Atmospheric and Oceanic Technology'' is a scientific publication by the American Meteorological Society. The journal includes papers describing the instrumentation and methodology used in atmospheric and oceanic research including ...

'', ''

Weather and Forecasting ''Weather and Forecasting'' is a scientific journal published by the American Meteorological Society. Articles on forecasting and analysis techniques, forecast verification studies, and case studies useful to forecasters. In addition, submissions ...

'', and others. He was lead author of a controversial article in the ''

Bulletin of the American Meteorological Society The ''Bulletin of the American Meteorological Society'' is a scientific journal published by the American Meteorological Society. ''BAMS'' is the flagship magazine of AMS and publishes peer reviewed articles of interest and significance for the wea ...

'' analyzing the potential impacts of a major tornado passing through urban areas. Tornado with DOW

Radar innovations

Wurman and his team developed the

DOW Dow or DOW may refer to: Business * Dow Jones Industrial Average, or simply the Dow, a stock market index * Dow Inc., an American commodity chemical company ** Dow Chemical Company, a subsidiary, an American multinational chemical corporation ...

radars, a new concept of mobile radar, used to observe tornadoes, tropical cyclones,

wildfire A wildfire, forest fire, bushfire, wildland fire or rural fire is an unplanned, uncontrolled and unpredictable fire in an area of Combustibility and flammability, combustible vegetation. Depending on the type of vegetation present, a wildfire ...

winter storm A winter storm is an event in which wind coincides with varieties of precipitation that only occur at freezing temperatures, such as snow, mixed snow and rain, or freezing rain. In temperate continental climates, these storms are not necessar ...

s, and other phenomena from close range. He built the first DOW in 1995 from spare parts from NCAR and other facilities and as of March 2014 has built eight DOW units. The success of the DOWs led to a revolution of mobile radars in severe storms and other meteorological field research. Furthermore, they developed meteorological

bistatic radar Bistatic radar is a radar system comprising a transmitter and receiver that are separated by a distance comparable to the expected target distance. Conversely, a conventional radar in which the transmitter and receiver are co-located is called ...

multiple-Doppler networks, and the Rapid-Scan DOW, and holds about several

patent A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an enabling disclosure of the invention."A p ...

s related to bistatic and DOW technology. He founded BINET Inc., manufacturer of Bistatic Networks, in 1995.

National profile

He manages the DOW radar network which is a

National Science Foundation The National Science Foundation (NSF) is an independent agency of the United States government that supports fundamental research and education in all the non-medical fields of science and engineering. Its medical counterpart is the National I ...

(NSF) Lower Atmospheric Observing Facility. His scientific work and DOW projects have been sponsored by NSF, as well as

National Oceanic and Atmospheric Administration The National Oceanic and Atmospheric Administration (abbreviated as NOAA ) is an United States scientific and regulatory agency within the United States Department of Commerce that forecasts weather, monitors oceanic and atmospheric conditio ...

(NOAA), the

United States Forest Service The United States Forest Service (USFS) is an agency of the U.S. Department of Agriculture that administers the nation's 154 national forests and 20 national grasslands. The Forest Service manages of land. Major divisions of the agency inc ...

(USFS), the

United States Department of Energy The United States Department of Energy (DOE) is an executive department of the U.S. federal government that oversees U.S. national energy policy and manages the research and development of nuclear power and nuclear weapons in the United Stat ...

(DOE), the

Federal Aviation Administration The Federal Aviation Administration (FAA) is the largest transportation agency of the U.S. government and regulates all aspects of civil aviation in the country as well as over surrounding international waters. Its powers include air traffic m ...

(FAA), and other agencies of the U.S. government, as well as by

The Discovery Channel Discovery Channel (known as The Discovery Channel from 1985 to 1995, and often referred to as simply Discovery) is an American cable channel owned by Warner Bros. Discovery, a publicly traded company run by CEO David Zaslav. , Discovery Channe ...

, and the

National Geographic Society The National Geographic Society (NGS), headquartered in Washington, D.C., United States, is one of the largest non-profit scientific and educational organizations in the world. Founded in 1888, its interests include geography, archaeology, and ...

, among others. Wurman is a member of the

USA Science and Engineering Festival The USA Science & Engineering Festival is a bi-annual science festival held in Washington, D.C. Founded in 2010 by Larry Bock, the festival is the largest celebration of science, technology, engineering, and mathematics (STEM) disciplines in the ...

's Nifty Fifty, a collection of the most influential scientists and engineers in the United States that are dedicated to reinvigorating the interest of young people in science and engineering.

In popular culture

Wurman has appeared in many television shows and his work, particularly with the DOWs, and is cited in numerous popular and technical books about weather. He is best known to the general public as the "scientist" in The Discovery Channel's reality series ''

Storm Chasers ''Storm Chasers'' is an American documentary reality television series that premiered on October 17, 2007, on the Discovery Channel. Produced by Original Media, the program follows several teams of storm chasers as they attempt to intercept ...

'', where he led a group of

storm chasers ''Storm Chasers'' is an American documentary reality television series that premiered on October 17, 2007, on the Discovery Channel. Produced by Original Media, the program follows several teams of storm chasers as they attempt to intercept ...

conducting research during

tornado season Tornadoes have been recorded on all continents except Antarctica. They are most common in the middle latitudes where conditions are often favorable for convective storm development. The United States has the most tornadoes of any country, as we ...

. CSWR worked with Sean Casey's

Tornado Intercept Vehicle The Tornado Intercept Vehicle 1 (TIV 1) and Tornado Intercept Vehicle 2 (TIV 2) are vehicles used to film with an IMAX camera from very close to or within a tornado. They were designed by film director Sean Casey. Both TIVs have intercepted numero ...

(TIV) combining in situ intercept data and photogrammetry work with DOW

remote sensing Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object, in contrast to in situ or on-site observation. The term is applied especially to acquiring information about Earth ...

data. His scientific research style is often shown clashing with other chasers who are not government funded. He was also featured on

National Geographic Channel National Geographic (formerly National Geographic Channel; abbreviated and trademarked as Nat Geo or Nat Geo TV) is an American pay television television network, network and flagship (broadcasting), flagship channel owned by the National Geograp ...

's ''Tornado Intercept'' and ''The True Face of Hurricanes'', as well as in the

IMAX IMAX is a proprietary system of high-resolution cameras, film formats, film projectors, and theaters known for having very large screens with a tall aspect ratio (approximately either 1.43:1 or 1.90:1) and steep stadium seating. Graeme F ...

film '' Forces of Nature''. He's also been seen in several other documentaries and shows including those on

PBS The Public Broadcasting Service (PBS) is an American public broadcasting, public broadcaster and Non-commercial activity, non-commercial, Terrestrial television, free-to-air television network based in Arlington, Virginia. PBS is a publicly fu ...

' ''

Nova A nova (plural novae or novas) is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star (hence the name "nova", which is Latin for "new") that slowly fades over weeks or months. Causes of the dramati ...

'' and ''

NewsHour ''Newshour'' is BBC World Service's flagship international news and current affairs radio programme, which is broadcast twice daily: weekdays at 1400, weekends at 1300 and nightly at 2100 (UK time). Each edition lasts one hour. It consists of ...

'',Tornado Science
/ref>

NHK , also known as NHK, is a Japanese public broadcaster. NHK, which has always been known by this romanized initialism in Japanese, is a statutory corporation funded by viewers' payments of a television license fee. NHK operates two terrestr ...

BBC #REDIRECT BBC #REDIRECT BBC Here i going to introduce about the best teacher of my life b BALAJI sir. He is the precious gift that I got befor 2yrs . How has helped and thought all the concept and made my success in the 10th board exam. ...

...

Life and career

Education

Research

Radar innovations

National profile

In popular culture

See also

References

External links