Articles tagged with Storm Surges
Hurricane Michael, a Category 4 storm, was analyzed by NASA's Suomi NPP satellite, revealing strong thunderstorms and tropospheric gravity waves. The eye of the hurricane was well-defined, with maximum sustained winds near 145mph.
Hurricane Florence is approximately 400 miles in diameter, with cloud top temperatures of -80F indicating heavy rainfall capability. The storm has the potential to produce extremely dangerous conditions, including life-threatening storm surges and rainfall exceeding 20 inches in coastal North Carolina.
A Rutgers University study found that most large storm surges in the Northeast are caused by non-hurricane extratropical cyclones. These storms include nor'easters and other low-pressure systems that generate tighter pressure gradients and longer-lasting onshore winds.
NASA's Aqua satellite provided infrared data on Hurricane Maria, revealing the coldest cloud tops and strongest storms were located in the eastern quadrant, which could produce heavy rainfall. The storm is expected to weaken due to cooler sea surface temperatures.
The Columbia Engineering team will design a methodology to test various adaptation strategies and their ability to protect interdependent infrastructure. They will investigate physical, protective options such as sea-walls and elevating houses to reduce damage from storm-induced flooding.
A study found that if Santos doesn't adapt to climate change, losses could be up to ten times higher due to flood- and global warming-related diseases. The model estimates R$1.5 billion in physical building costs versus R$3 billion in total losses including health and education.
NASA's Aqua satellite captured images of Hurricane Irma's eye along Cuba's northern coast, revealing coldest temperatures surrounding the storm. The hurricane is expected to strengthen once it moves away from Cuba and then re-strengthen again as it approaches Florida, bringing powerful winds and heavy rainfall.
Hurricane Irma's eye was characterized by extremely cold cloud top temperatures, indicating potential for heavy rainfall. NASA-NOAA's satellites captured detailed images of the storm's structure, including its well-defined eye and strong thunderstorms.
Hurricane Katia is moving toward the west-southwest near 3 mph (6 km/h) and is expected to make landfall on Saturday, Sept. 9, bringing powerful bands of thunderstorms and heavy rainfall. The storm's eye is becoming more distinct, with a Hurricane Warning in effect for parts of Mexico.
Tropical Storm Harvey continues to generate significant rainfall over southeastern Texas, with forecasters predicting catastrophic flooding. NASA satellite imagery shows the storm's elongated center of circulation and extensive thunderstorms stretching into Louisiana.
A new computer simulation predicts that storm-related flooding on the New York City coastline similar to Hurricane Sandy's scale will become more common in coming decades. The worst-case scenario sees a 17-fold increase by 2100 due to sea-level rise and varying storm activity.
A study by mathematicians at the University of Strathclyde found that intense Atlantic storms coincide with high spring tides to cause devastating flooding in the Firth of Clyde. The research used a three-dimensional hydrodynamic model to simulate sea-level surges during storms, revealing the highest risk of flooding occurs when storms...
A new European study projects a 15% increase in storm surge levels by 2100 under high-emissions scenarios. Coastal areas with high population density face significant threats from rising sea levels and increased storminess.
Tropical Storm Patricia produced lopsided heavy rains along the Mexican coast, with the western side receiving most of the moderate to heavy rainfall. The storm intensified into a hurricane on October 22, bringing warnings and watches for several states.
Researchers found that the return period for a storm producing a surge of 2.81 meters or greater has been reduced from 3,000 years to just 130 years since human-caused climate change began. This increase in storm surges is attributed to rising sea levels and more intense tropical storms.
Researchers at Princeton and MIT have used computer models to predict the potential storm surge waters for three cities: Tampa, Cairns, and Dubai. The study found that powerful storms could generate dangerous storm surges in all three cities, with odds of 1 in 10,000 in an average year.
Researchers found that massive storm systems can cause devastating tsunami-type waves, like in Typhoon Haiyan. The 'surf beat' phenomenon occurs when long wave groups approach shallow areas, breaking and transporting water onshore.
USF researchers found that storm surge, high rainfall, and rising sea levels contribute to devastating 'compound flooding' in coastal cities. Their analysis identified key mechanisms, including elevated water levels and moderate storm surges, which exacerbate flooding impacts.
A new study reveals that humans deliberately caused about a third of floods in southwestern Netherlands between 1500 and 2000. The deliberate flooding was used as a tactic during the Eighty Years' War, with significant changes to the landscape resulting from these inundations.
Ana made landfall north of Myrtle Beach, SC with sustained winds of 45 mph, transitioning to a tropical depression as it moves northward. Heavy rain and storm surges are expected in the storm's wake, posing dangers for beachgoers.
Researchers from the University of Texas at Austin found that Typhoon Haiyan's storm surge contaminated two aquifers on the island of Samar, with one taking up to 10 years to recover. The study highlights the need for strategies to mitigate groundwater contamination in coastal areas affected by climate change.
Scientists have developed a new method to monitor rainfall in West Africa using weakened cell phone signals, which could help cities prepare for floods and combat weather-related diseases. Meanwhile, researchers discovered that residual currents persist between lightning strokes, challenging current cutoff models.
Global average storm surge damages could increase from $10-$40 billion to up to $100,000 billion per year by the end of century if no adaptation action is taken. Investing in coastal protection measures can reduce projected damages to below $80 billion per year.
Research reveals a significant increase in summer sea level rise and decrease in winter sea level drop along the eastern Gulf Coast, leading to a greater seasonal difference. This change threatens coastal ecosystems, increases flood risk from hurricanes, and may disrupt salt balance in sensitive wetlands.
Tropical Cyclone Amara is affecting Rodrigues Island in the Southern Indian Ocean, bringing hurricane-force winds and heavy rains. NASA's Terra satellite captured an image showing the storm's eye was more cloudless than the day before.
Tropical Cyclone Lehar is expected to bring strong winds, heavy rainfall, and a storm surge of up to 3 meters to northern Andhra Pradesh and southern Odisha. The Joint Typhoon Warning Center predicts the storm will strengthen before making landfall on November 27.
The study analyzed ASTER images of Tacloban before and after the typhoon, revealing widespread destruction. The storm surge caused mud-covered ground, bare trees, and destroyed buildings, with some areas showing no vegetation.
New research from the Niels Bohr Institute predicts a tenfold increase in extreme storm surges due to global warming, resulting in 'Katrina' magnitude storms every other year. The study suggests that 0.4 degrees Celcius warming already leads to a doubling of extreme storm surges and an additional 3-4 times increase with further warming.
Professor Catherine Seavitt Nordenson suggests using soft infrastructure to mitigate flood damage without harming outlying areas. Techniques include restoring wetlands, creating reefs and artificial islands, and seeding oyster beds to absorb water and dissipate wave energy.
A study published in PNAS found that tropical cyclones have been increasing in frequency since 1923, correlating with rising global temperatures. The research used monitoring stations along the Eastern Seaboard of the US to track changes in sea levels and storm surges.
Tropical Storm Isaac is bringing heavy rainfall and a storm surge to the US Gulf Coast region and lower Mississippi River Valley, with NASA satellites providing critical data on rainfall rates and intensity. The National Hurricane Center expects prolonged flooding in the affected area, with total rainfall amounts of 7-14 inches expected.
Typhoon Guchol's high winds and storm surges pose a significant threat to Kadena Air Base, with sustained winds of up to 120.8 mph and 52-foot-high seas. The storm is expected to track near Kyoto as it continues to weaken.
The NSF grant will support ensemble climate simulations and data sharing to improve environmental and storm modeling. This project aims to enhance the performance of NOAA's SLOSH model for predicting storm surge generated by hurricanes and tropical storms.
Researchers from Princeton University and MIT found that projected increases in sea level and storm intensity brought on by climate change would make devastating storm surges more frequent. They developed a simulation tool that can predict the severity of future flooding an area can expect.
A new study by NOAA finds that strong El Niño years can lead to nearly three times the average number of storm surge events along the East Coast, with a third-of-a-foot elevation in mean sea level. Coastal communities may need to prepare for higher sea levels and more destructive storm surges.
A study using local newspapers helps identify coastal flood events in the Solent region of southern England. The research found a strong relationship between high sea levels and floods, highlighting vulnerable areas such as Portsmouth and Southampton.
A study by CSIRO Australia found that the frequency of extreme storm surge events generated by Adriatic Sea tempests could fall by about 30 percent by 2100. This reduction in extreme events may have beneficial consequences for the conservation of Venice, a World Heritage-listed city built on 117 small islands.
A recent study by Queen's University researchers reveals that the Arctic coastline is experiencing ecologically unprecedented impacts from global climate change. The team found that saltwater surges caused by rising sea levels have led to widespread die-off of coastal shrubs and dramatic changes in aquatic life.
Tropical Storm Karl made landfall on Mexico's Yucatan Peninsula, bringing heavy rainfall and strong winds. The storm brought sustained winds of 49 mph and a wind gust of 62 mph to the area.
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.
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 storm surge modeling system developed by Stony Brook University researchers will better predict flood levels and timing in NYC, crucial for emergency management. Sea level rise increases NYC's vulnerability to flooding, making it essential to improve forecasting.
A Princeton University research team studied the damage caused by Hurricane Katrina and the Indian Ocean Tsunami of 2004, discovering that hurricanes and tsunamis can inflict similar forces on structures. The team's findings suggest that storm surges, in particular, can cause significant damage to buildings and bridges.
A scientific team has developed the world's first engineering model to predict how coral reefs will be affected by intense storms. The model takes into account factors such as colony shape, sea-bed strength, and wave force to estimate the likelihood of coral damage.
Researchers found that a 'trapped wave' amplified by Hurricane Dennis's winds caused an unexpected 10-foot storm surge in Apalachee Bay. This discovery led to improved storm surge models for the entire Gulf coast from Florida to Texas.
Hurricane Isabel caused widespread devastation to the Chesapeake Bay in 2003, with storm surges and floodwaters destroying homes and infrastructure. However, the event also had a positive impact on the Bay's ecosystem, with increased recruitment of juvenile Atlantic croaker.
The USGS and NASA have surveyed the islands, providing detailed elevation maps of the 'first line of defense,' which is less than half the average east coast elevation. The maps show that up to 70% of the first line of defense would be inundated by storm surge associated with Categories 1-5 hurricanes.
A new wave/current/surge information system will provide accurate storm surge predictions and support evacuation plans. The system, called WAVCIS, uses offshore instruments to measure oceanographic conditions.