Posted 9/30/2014 Updated 9/30/2014
by Senior Airman Alexander W. Riedel Air Force News Service
9/30/2014 - WASHINGTON (AFNS) -- -- In the absolute silence of space, a special group of satellites circles our planet in a fast, low earth orbit, their cameras and sensors point toward Earth as they record endless data and images of storm systems and weather patterns moving across the globe below.
Back on the ground, hidden in a D.C. suburb, Maj. Jonathan Whitaker squints against the sun and points to Marine One, the U.S. president's dedicated helicopter, as it arches its way across the horizon of the nation's capital.
Whitaker is commander of Detachment 1, 50th Operations Group,
The National Hurricane Center (NHC) is a component of the National Centers for Environmental Prediction (NCEP) located at Florida International University in Miami, Florida. The NHC mission is to save lives, mitigate property loss, and improve economic efficiency by issuing the best watches, warnings, forecasts, and analyses of hazardous tropical weather and by increasing understanding of these hazards. The NHC vision is to be America's calm, clear, and trusted voice in the eye of the storm and, with its partners, enable communities to be safe from tropical weather threats.
To meet its mission, the NHC is composed of several units. The Hurricane Specialist Unit (HSU)maintains a continuous watch on tropical cyclones and areas of disturbed weather within the North Atlantic and eastern North Pacific basins. The HSU prepares
ABC
El desierto del Sahara no siempre fue tal y como lo conocemos hoy. Hace millones de años fue una pradera verde salpicada de pantanos y lagos. Cómo y cuándo se convirtió este Sahara verde en el desierto cálido más grande del mundo, con 9,4 millones de kilómetros cuadrados, sigue siendo objeto de discusión en la comunidad científica. Aunque en los últimos años ha habido un amplio consenso en situar su aparición hace 2 o 3 millones de años, el reciente hallazgo de depósitos de dunas de arena con 7 millones de años de antigüedad sugiere que
With the establishment of the Center for Coordination, Communication and Traffic Operations (C3OT), Santos Pilotage Services in Brazil has solidified its position as one of the most modern and advanced pilotage service providers in the world. Video cameras strategically positioned along the Port, cutting-edge meteorological and oceanographic equipment designed to measure wave height, wave period, direction and speed of local currents and winds, tidal range and visibility, will allow a real-time and thorough monitoring of the Port of Santos channel throughout its 20 kilometers and 67 terminals and berths. The aim: to ensure greater agility and safety in the maneuvers of the ever growing-size ships that call at this port, and which require extra caution when navigating the narrow and winding stretches of
En un boletín emitido a las 22.15 hora local (03.15 GMT del sábado), el SMN indicó que el meteoro se encontraba a 590 kilómetros al sur de Manzanillo, estado occidental de Colima.
Marie desarrolla vientos máximos sostenidos de 110 kilómetros por hora, rachas de hasta 140, y presenta un desplazamiento hacia el oeste-noroeste a 24 kilómetros por hora.
En el transcurso de las próximas horas, Marie generará lluvias torrenciales (de 150 a 250 milímetros) con tormentas
