Bridging the Gap: The U.S. Move from Research…
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Transcript of Bridging the Gap: The U.S. Move from Research…
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Bridging the Gap:The U.S. Movefrom Research…
…to OperationalNWP
Kristine C. Harper
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April 1945
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John MauchlyMoore SchoolUniversity of Pennsylvania
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November 1945
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Weather Bureau ChiefFrancis W. Reichelderfer
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Vladimir K. ZworykinRCA Laboratory,Princeton, New Jersey
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John von NeumannInstitute for Advanced StudyPrinceton, New Jersey
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“Weather Forecasting by Calculator Run by Electronics is Predicted”
New York Times, 11 January 1946, p. 12.
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April 1946
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Carl-Gustaf RossbyMeteorology DepartmentUniversity of Chicago
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1 August 1946:The Meteorology
Project
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1947 Phil Thompson works alone Jule Charney visits in March
1948 Charney and Arnt Eliassen arrive John Freeman relieves Thompson
1949 Ragnar Fjørtoft relieves Eliassen
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1951 In and out are: Bert Bolin, Thomas V. Davies,
and Margaret Smagorinsky Joseph Smagorinsky and Norman Phillips
on board May/June: 2nd ENIAC Expedition
1950 1st ENIAC Expedition (Charney, Fjørtoft, Freeman, Joseph Smagorinsky, George Platzman) Freeman departs
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1952 Late March – von Neumann’s computer ready
April – Air Force’s Atmospheric Analysis Lab announces the production of upper-level wind forecasts in real time by numerical methods
May – Rossby’s Stockholm group holds a meeting on NWP
5 August – Charney, von Neumann, and Reichelderfer call a meeting to discuss the future of operational NWP
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Science Service article proclaims:
Electronic “Brain” to Forecast the Weather
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June 1953:
Ad Hoc Committee on Joint Numerical Weather Prediction
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1 July 1954:
Joint Numerical Weather Prediction Unit
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YIKES!
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Four goals to be met:
* Model development
* Computer acquisition
* Personnel training
* A suitable location
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President Dwight D. Eisenhower
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IBM 701“Defense Calculator”
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The End