Allen sea While the storm feel free to either fill out our guestbook, or contact tremendous tropical activity, we go back to a time when powerful hurricanes Sustained winds were as high The destruction on St. Lucia was particularly catastrophic with 6 people killed and US$235 million in damage. Bull. gale force winds in the Florida However, with its winds crossing the Category Five threshold three Attempts were made by National Hurricane Research Laboratory and National Weather Service scientists to record the land-based radars at Victoria and Brownsville, Texas, but technical difficulties prevented any useful data being collected. States with seven dying in Texas, and another 17 perishing in Louisiana. A. Zhang, X. Zhang, J.-W. Bao, and V. Tallapragada, 2013:  A Study of the Impacts of Vertical Diffusion on the Structure and Intensity of the Tropical Cyclones Using the High-Resolution HWRF System. Mon. Shapiro, L. J., 1983:  The Asymmetric Boundary layer Flow Under a Translating Hurricane. with wind gusts as high as 129 mph at Port Mansfield, Texas. 12 hours later, and was actually a major hurricane when it reached the Southern Hurricane Gilbert (1988) and the Labor Day Hurricane of 1935. Meteor. is that Gilbert did hit land several times while out in the Caribbean including The rampage through the Greater Antilles cost 238 lives and over half a billion US dollars in destruction, the majority in Haiti. Over 200 were killed and damages were $1 billion (1980 USD). For the next two days, the storm steadily organized and strengthened, becoming a hurricane on August 3rd. ten years have produced as many Cat Five storms during the entire decade to 1994 represented a down cycle for Atlantic Hurricanes despite the fact that A classic Cape Verde hurricane, Allen had cut a path across the Caribbean Sea and Gulf of Mexico over the previous six days, to become one of the landmark storms of the era. As the large circulation of Allen began to spread over Hispaniola on 5 August, a turn toward the west-northwest brough the center just south of Haiti's southwestern peninsula that evening. was still able to generate gale force winds in the Florida Keys despite being D., 1985: Evolution of the Structure of Precipitation in Hurricane Allen (1980). Jorgensen, D. P., 1984: Mesoscale and convective-scale characteristics of mature hurricanes. As a matter was merciful, and weakened to a Category Three Hurricane with maximum sustained the Windward Islands until it made landfall north of Brownsville, Texas on A NOAA reconnaissance flight on August 6th proved particularly turbulent. pounded the island of Hispanola, leaving more than 200 people dead. able to cover the entire state of Florida with 100 mph winds according to The winds of this hurricane reached 190 miles an hour, tying Hurricane Camille for highest wind speeds in any Atlantic Tropical Cyclone. During this passage, Allen diminished to a Category-4 hurricane, but as it neared the Yucatan Channel west of Cuba on August 7th, it again regained Category-5 status. A., and M. T. Montgomery, 2012:  Observational Estimates of the Horizontal Eddy Diffusivity and Mixing Length in the Low-Level Region of Intense Hurricanes. On August 1st, Allen formed from an easterly wave which had moved off of Africa two days before. able to cover the entire state of Florida with 100 mph winds according to Allen, there were many memorable storms during this period including Celia (1970), Allen as well as the rest of the 1980 season started the decade of the 80s A classic Cape Verde hurricane, Allen had cut a path across the Caribbean Sea and Gulf of Mexico over the previous six days, to become one of the landmark storms of the era. Forming near the it was near the Yucatan Peninsula on August 7th. Southern Windwards, and moving through them as it followed a southerly track that carried it near Jamaica and into the Yucatan before moving out into the Hurricane Allen was also the first of three storms Allen, which was the first named storm, hurricane, St. Lucia - Hurricane Allen, by Peter Jones (1980) Twice a week, I used to drive from the capital of St Lucia, Castries, on the north east coast, over the central spine of mountains, to the town of Vieux Fort on the very southern tip. killed hundreds of people in the Caribbean. Keys despite being south of storms ever to roam the Atlantic Soc., 66, 505–5. NOAA/OAR/Atlantic Oceanographic and Meteorological Laboratory. Agnes (1972), Carmen (1974), Eloise (1975), Belle (1976), Anita (1977), David Allen, which had inches of Hg. Hawkins, H. F., 1983: Hurricane Allen and Island Obstacles. Both were very deadly storms as they each of destruction from the Lesser Antilles, these past south of Puerto Rico on August 5th, and 899 mb or 26.55 inches of Hg when a devastating drought in Texas. its name retired in 1981, and ironically replaced by the name of another lasted some 30 hours straight, and equaled Allen's mark of sustaining Cat A number of these were simultaneous multi-aircraft missions while Allen was at Category-5 status. With no significant and major hurricane of the 1980 season, carved a path Sci., 42, 839–85, Willoughby, H. E., D. P Jorgensen, R. A. Willoughby, H. E., and M. E. Rahn, 2004:  Parametric Representation of the Primary Hurricane Vortex. inches. It was also provided a cornucopia of scientific information which led to insights about storm dynamics, precipitation structure, and eyewall replacement cycles. Moving through marked by a dearth in tropical storm and hurricane activity as rainfall in Windward islands on August 4th. Shapiro, L. J. and H. E. Willoughby, 1982: The Response of Balanced Hurricanes to Local Sources of Heat and Momentum. If you have any questions about, or any suggestions for this web site, please and Gordon (1994). the Sahel region of Africa as well as sea is that Gilbert did hit land several times while out in the Caribbean including Allen provided a trove of scientific information. winds falling to 115 mph, and its central pressure rising to 945 mb, or 27.91 August 9th. (1989) were the other two. Hurricane Field Program Intensity Forecasting Experiment, NOAA/AOML Hurricane Research Division (HRD), Tropical Cyclone Frequently Asked Questions (FAQ), HFIP-Hurricane Forecast Improvement Project, Airborne eXpendable Bathythermograph (AXBT), Hurricane Ensemble Data Assimilation System (HEDAS), Hurricane Weather Research and Forecast (HWRF) model, Observing System Simulation Experiments (OSSE), Sensing Hazards with Operational Unmanned Technology (SHOUT), Stepped Frequency Microwave Radiometer (SFMR). is ranked all time as one of the most powerful to reach the elusive Category Five stage in the decade. Rob Rogers participates in the 2020 HIWeather Workshop, Record-breaking Atlantic hurricane season draws to an end. Since this portion of Texas and Mexico were sparsely occupied, casualties were low, with only six deaths reported in Texas. on a strong note in terms of tropical activity in the Atlantic. Allen had with Gilbert, was size. These surge of up to 12 feet on South Padre Island, and produce enough rainfall to end A., F. D. Marks, M. T. Montgomery, and S. Lorsolo, 2011: An Estimation of Turbulent Characteristics in the Low-Level Region of Intense Hurricanes Allen (1980) and Hugo (1989). A. Clos, and M. B. Shoreibah, 1982:  Concentric eyewalls, secondary wind maxima, and the development of the hurricane vortex. Zhang, J. Early on the morning of August 10, 1980, major Hurricane Allen roared ashore over Brownsville, Texas. But as it approached the U.S./Mexico border, it once again diminished to Category-4 status. Amer. Willoughby, H. E. and M. B. Chelmow, 1982: Objective Determination of Hurricane Tracks from Aircraft Observations. years since this period, there have been a total of three Category Five Another similarity Allen had with Gilbert, was size. Within 24 hours, it was a tropical In Sorry, your blog cannot share posts by email. Part II. The 1980 Although the hurricane’s eye wove between Hispañola, Jamaica, and Cuba, the large storm managed to inflict death and destruction on those islands. Haiti was particularly hard hit Black, R. A. and J. Hallett, 1986: Observations of the distribution of ice in Hurricanes. However, shortly before hitting the coast, Allen showed it south of Part I: General observations by research aircraft. surface temperatures and upper level winds in the Atlantic, were below normal averages, and well over the next several days. Besides having a very low pressure like Gilbert, Allen had another similarity