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The first Weather Bureau radiosonde was launched in Massachusetts in 1937, which prompted a switch from routine aircraft observation to radiosondes within two years. The Bureau prohibited the word "tornado" from being used in any of its weather products out of concern for inciting panic (a move contradicted in its intentions by the high death tolls in past tornado outbreaks due to the lack of ...
However, by 1906 he announced that the Weather Bureau was about to begin forecasting the weather a month in advance using scientific methods. The Bureau began experimenting with weekly forecasts in 1908, then made them a standard release in 1910. However, despite some successes, these would remain as inaccurate as the older methods. [3]
Once it became part of the United States Weather Bureau, it was known as the Weather Bureau Climate and Crop Services. From 1957 through 1966, the United States Weather Bureau's Office of Climatology, located in Washington, D.C., and then Suitland, Maryland, published the Mariners Weather Log publication. Late in the 20th century, it was known ...
Isaac Cline as a young man. Isaac Monroe Cline (October 13, 1861 – August 3, 1955) was the chief meteorologist at the Galveston, Texas, office of the U.S. Weather Bureau, now known as the National Weather Service, from 1889 to 1901.
Weather Bureau is renamed the National Weather Service. 1971 – Ted Fujita introduces the Fujita scale for rating tornadoes. 1974 – AMeDAS network, developed by Japan Meteorological Agency used for gathering regional weather data and verifying forecast performance, begun operation on November 1, the system consists of about 1,300 stations ...
A sharp increase in the annual average E/F0–1 count by approximately 200 tornadoes was noted upon the implementation of NEXRAD Doppler weather radar in 1990–1991. [ 5 ] [ nb 2 ] 1974 marked the first year where significant tornado (E/F2+) counts became homogenous with contemporary values, attributed to the consistent implementation of ...
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The Weather Prediction Center (WPC), located in College Park, Maryland, is one of nine service centers under the umbrella of the National Centers for Environmental Prediction (NCEP), a part of the National Weather Service (NWS), which in turn is part of the National Oceanic and Atmospheric Administration (NOAA) of the U.S. Government.