Articles tagged with Hurricanes
Research at Georgia Institute of Technology reveals a 35% increase in large hurricane size from the Gulf Coast, leading to a doubling in tornadoes produced per storm. The model can predict tornado activity using factors like storm size, intensity, track direction, and moisture gradients.
NASA's AIRS instrument detects towering pyrocumulus clouds formed from smoke and heat of California wildfires, while also capturing powerful Hurricane Jimena with sustained winds near 145mph. Tropical Depression Kevin appears weakened due to stable air entering its circulation.
Global climate change has a significant impact on deep-sea microfossil communities, with different groups responding differently to extinction events. In the Fraser River delta, anthropogenic subsidence is increasing relative sea-level rise by a factor of 2-5 times due to man-made structures.
Hurricane Jimena's cloud top temperatures reached as low as minus 63 degrees Fahrenheit, indicating powerful thunderstorms. The storm strengthened to a Category Four Hurricane on the Saffir-Simpson Scale within two days of development.
NASA's GOES Project created a movie of Tropical Storm Danny from August 25-27, showcasing his formation and journey up the US East Coast. The storm made landfall with maximum sustained winds near 60 mph, and is expected to turn north.
Tropical Storm Danny's center has reformed a little farther north than initially thought, according to NASA satellite imagery and aircraft data. The storm's circulation is broad and elongated, making it challenging to pinpoint its center.
Tropical Storm Danny has formed east of the Bahamas, with NASA's Aqua satellite capturing strengthening thunderstorms in infrared imagery. The storm is expected to bring 2-3 inches of rainfall to the central and northwestern Bahamas, with maximum amounts of 4 inches.
Tropical Storm Hilda is expected to pass south of the Hawaiian Islands, with forecasters noting minimal impacts due to her small size. The storm's maximum sustained winds are near 45 mph, and slow strengthening is possible as it continues west-southwest.
Hurricane Bill is bringing heavy rain and strong surf to Nova Scotia, Prince Edward Island, and Newfoundland, with total rainfall expected at 3-5 inches. The storm's powerful thunderstorms are accompanied by a small eye in the midst of cloud-filled imagery.
Hurricane Bill brings heavy rainfall to Bermuda, with NASA satellites capturing detailed data on rainfall, clouds, and winds. The storm is expected to produce total rain accumulations of 1-3 inches over Bermuda and affect the eastern US coast.
Hurricane Bill's category 3 hurricane force winds extend up to 85 miles from the storm center, with tropical storm-force winds reaching as far as 230 miles.
NASA's Aqua satellite captured two views of Hurricane Bill's cloud cover, revealing strong thunderstorms and a powerful hurricane. The storm is expected to strengthen as it nears Bermuda, posing a threat to the East Coast.
The A-Train satellite formation combines five satellites to study tropical cyclones, including Aqua and CloudSat. The data collected provide valuable insights into hurricane behavior, atmospheric composition, and climate change.
Hurricane Bill is intensifying due to increased rainfall, with its eye widening and wind speeds reaching 105 mph. The storm is expected to strengthen into a Category Three hurricane, making it a major threat to the Leeward Islands.
Two NASA satellites captured Hurricane Bill's 'baby pictures' shortly after he became a hurricane, revealing its large size and organized structure. The data showed heavy rainfall bands and high thunderstorms, indicating the storm's increasing power.
Tropical Depression 9E appears to be fizzling in the Eastern Pacific, while Tropical Storm Guillermo forms with sustained winds near 50 mph. The satellite imagery is being closely monitored for updates, with a 30-50% chance of TD9E strengthening back into a tropical depression.
Q. Jim Chen leads a research group to develop an integrated model simulating storm surge and wind waves, which can improve the understanding of complex coastal processes and enhance practical applications for hurricane protection.
Researchers reconstruct past hurricane activity in the Atlantic Ocean, indicating a high period of hurricane activity during the Medieval Climate Anomaly around AD 900-1100. The current low hurricane activity may be related to an emerging El Niño event, which can lead to more wind shear and fewer hurricanes.
Tropical Storm Felicia is expected to weaken as it affects Hawaii, with residents anticipating large ocean swells, gusty winds, and heavy downpours. CloudSat and Aqua satellites captured images of the storm's clouds, revealing temperatures and height, aiding meteorologists in their forecasts.
Hurricane Felicia is weakening as it approaches Hawaii, with forecasters predicting landfall on Monday. The storm's minimum central pressure is rising, indicating a weakening storm, and cooler waters will continue to sap its strength.
Category 4 hurricane Felicia is currently near 140 mph sustained winds, while Tropical Storm Enrique maintains 50 mph sustained winds despite being close to Felicia.
The University of Miami will create a high-tech seawater laboratory with $15 million in stimulus funds to study hurricane impacts on structures and ecosystems. The facility, set to be completed by summer 2012, will enable scientists to develop advanced sensor technology and models to improve construction standards and practices.
NASA's TRMM satellite provides forecasters with a 3-D look at Hurricane Carlos's cloud heights and rainfall, aiding forecasting. Carlos regained hurricane status as a Category One storm on July 14, 2009, with maximum sustained winds near 75 mph.
Ruth's Hospitality Group, Inc. donates the site of its New Orleans restaurant to Tulane University to create a neighborhood-based medical home providing care regardless of insurance status or ability to pay. The new center will serve over 1,200 patients per month and offer expanded services.
A new study suggests that a changing form of El Niño could result in a greater number of hurricanes forming in the Atlantic Ocean. This 'El Niño Modoki' type forms in the Central Pacific, leading to increased storm frequency and potential for landfall along the Gulf coast and Central America.
Researchers compared views of outside observers with perspectives of New Orleans residents who rode out the storm. Despite negative stereotypes, survivors saw themselves as connected to their neighbors and community-oriented.
The online video showcases the entire 2008 hurricane season, including all 17 tropical cyclones, with detailed cloud imagery and storm tracks. The animation is based on six months of GOES imagery at 30-minute intervals and features television production-quality visuals.
A new study found that coral recruitment drops sharply after major bleaching events or hurricanes, with some species not recruiting at all. This disruption threatens the survival of larger, more spectacular reef-building corals as climate change intensifies and storms become more frequent.
The SSPEED Center will compile lessons learned from Hurricane Ike and provide recommendations on preparing for future storms. The project aims to improve methods for predicting storm impacts, evacuation planning, and land use development in vulnerable areas.
The American Meteorological Society (AMS) is showcasing recent advancements in hurricane forecasting, climate trends, and the long-term impact of CO2 emissions. A new study reveals improved forecast capabilities, while another paper examines the causes of seasonal and regional climate trends over the United States.
A relocation experiment using Hurricane Katrina led researchers to conclude that moving away from a crime-producing environment reduces the likelihood of re-incarceration for parolees. The study found ex-prisoners who relocated were 15% less likely to be re-incarcerated within the first year.
In 2008, NASA satellites tracked five tropical cyclones that hit Hispaniola, causing widespread destruction and loss of life. The storms, including Fay, Gustav, Hanna, Ike, and Kyle, brought torrential rainfall and flooding to the island, resulting in over 800 reported deaths or missing persons.
A new study reveals that dust storms and volcanic eruptions have a significant impact on the Atlantic Ocean's temperature. The researchers used satellite data and climate models to find that changes in African dust storm and tropical volcano activity account for about two-thirds of the upward trend in recent decades.
Research papers highlight the impact of melting glaciers and ice caps on sea levels, with a minimum of 180mm of rise expected in the next 100 years. Additionally, studies show the widening of the tropical belt due to human environmental effects and an underestimation of ozone abundance in the troposphere.
The NASA Hurricane Web Page offers daily storm updates, stunning video animations, educational tools, and historic storm information on all storms since 2005. Researchers gather data from various satellites to understand factors that determine why a tropical cyclone strengthens or weakens.
Rice University Assistant Professor Jamie Padgett has been chosen as a 'New Face of Engineering', representing civil engineering, with research focused on identifying hazards to bridges and infrastructure. She aims to provide policymakers with tools for socially conscious infrastructure risk assessment and mitigation.
Research suggests that human activity may not have a detectable impact on Atlantic hurricanes, but warming may lead to more intense storms. Century-long records show rising tropical storm counts from the mid-1800s, while hurricane counts remain stable.
Researchers found a significant increase in morbidity rates among older adults affected by Hurricane Katrina, with emergency department visits and hospitalization rates also rising. Displacement played a major role in health outcomes, with survivors experiencing moderate to severe damage to their homes and financial instability.
A team of volcanologists developed a new program to quickly and accurately predict areas at high risk for lethal hazards from volcanic eruptions. The program uses existing GIS data to create maps that outline potential surge damage, enabling decision-makers to evacuate or put people on high alert.
Researchers from the Coastal Barrier Island Network project gathered on Galveston Island to address complex issues facing barrier islands. They identified critical differences between natural and human-dominated land forms and ecosystems, as well as the need for economic valuation tools and communication strategies.
The revolutionary Space-DRUMS system, installed on the International Space Station, uses acoustic levitation to position chemicals in zero-gravity without a container. This technology enables the production of ultra-pure materials, such as temperature-resistant ceramics used in plane and engine coatings.
The study reveals that marshes lost elevation after Hurricane Ike, contrary to expectations. Damage to the coastline sparks debates around public access and private property issues. Researcher Dr. Rusty Feagin's findings highlight the importance of preserving natural processes to mitigate the effects of future storms.
Scientists can now access valuable hurricane research information and easy data access to a collection of multi-sensor datasets via the NASA Hurricane Data Analysis tool. The tool allows users to visualize key parameters, such as area plots and animations, for tropical cyclones around the world.
Scientists explore relationship between sea surface temperature and seasonal hurricane activity, finding differing interpretations of observational record can imply vastly different futures. The 'relative' SST hypothesis suggests a similar recent past trend with natural climate variability, while the local SST hypothesis predicts highe...
Researchers found Hurricane Ike significantly reshaped the seafloor, erasing shell-gravel ridges and creating 'erosional pits' up to five feet deep. The storm also mobilized sediments over large regions, with most movement associated with the back surge.
A team of researchers from Dartmouth College's National Center for Disaster Mental Health Research will study the mental health impact of Hurricane Ike in Galveston, Texas. The three concurrent studies focus on stress management, Internet-based self-help tools, and cognitive behavioral therapy to aid survivors' recovery.
A new article in American Entomologist reveals that Formosan subterranean termites played a significant role in the destruction of New Orleans' floodwall system. The termite species, originating from China, was found to have caused major breaks in the levees by digging networks of tunnels and undermining the structure.
Researchers will examine three decades of hurricane activity in unprecedented detail using a combination of climate and regional weather models. The goal is to better inform coastal communities and industries affected by changes in hurricanes.
Researchers at Georgia Tech developed a low-cost, high-resolution imaging system that can be attached to a helicopter to create detailed pictures of devastated areas. The system enables accurate population estimates and demographic analysis, helping aid organizations plan for health and humanitarian services.
The American Physiological Society has established a $50,000 relief fund for graduate students and postdoctoral fellows who lost belongings or incurred relocation costs due to Hurricane Ike. The grants aim to help recipients get back on their feet and continue their contributions to the field of physiology.
A recent white paper by leading coastal scientists suggests that wetlands restoration projects may not provide long-term storm protection for the Louisiana Coast. The researchers argue that there is limited scientific evidence to support the effectiveness of such initiatives in reducing storm impacts.
A new study led by FSU researcher James B. Elsner found that the strongest tropical cyclones are getting stronger, particularly over the North Atlantic and Indian oceans. Ocean temperatures play a role in driving this trend, consistent with the 'heat-engine' theory of cyclone intensity.
Researchers found that 52% of respondents reported poor mental health, while 48% reported poor physical health, with some issues tripling after the hurricane. The study highlights the need for continued support and interventions to address long-term health problems in disaster survivors.
A recent study found that white Americans' attitudes towards blacks were affected when exposed to video presentations blaming the government's response on racism or incompetence. Whites displayed strong positive attitudes towards themselves rather than negative ones towards blacks, according to the research.
Researchers are conducting the first-ever tests on a full-scale house to simulate hurricane-force winds, using pressure boxes to create realistic conditions. The goal is to understand how buildings fail and make them safer through basic additions and amendments.
A new NASA study reveals that Saharan dry air and dust likely contributed to the quieter-than-expected 2007 hurricane season. The research found a correlation between the extent of dry air and dust in the North Atlantic and lower sea surface temperatures, atmospheric stability, and reduced hurricane formation.
A recent study predicts a fast rise in scorching days, with temperatures exceeding 40 degrees Celsius by the end of this century. Another record reveals a 1000-year history of hurricane activity in Boston, Massachusetts. Climate zones are also shifting southward in Australia due to warming sea surface temperatures.
A new study suggests that global warming may lead to fewer hurricanes forming, but those that do could intensify. The research uses more accurate computer models to simulate hurricane formation and finds that warmer ocean temperatures suppress formation rather than encouraging it.
A recent survey conducted by Harvard T.H. Chan School of Public Health found that nearly one-third of those affected by Hurricane Katrina report they are very prepared if a major hurricane were to strike their communities in the next six months. Key concerns include having enough fresh water and medical care, with 42% and 41% of respon...
The University of Miami's CSTARS will host a library of high-quality images collected via spaceborne C-Band Synthetic Aperture Radar (SAR) to aid in understanding hurricane and typhoon dynamics. The database will provide approved scientists with free access to imagery that can help shape storm models and resource distribution.