Articles tagged with Hurricanes
Tropical Storm Danielle formed on June 20 and dissipated over eastern Mexico by June 21. NASA analyzed its rainfall rates and cloud top temperatures using the GPM mission core satellite and Aqua satellite.
NASA and NOAA satellites detected Tropical Depression 4 developing into Tropical Storm Danielle off the Mexican coast. The storm strengthened into a tropical cyclone on June 20, bringing heavy rain to eastern Mexico.
A collection of studies investigated the effects of Hurricane Sandy on public health, highlighting factors contributing to community resilience and healthcare system impacts. Research also explored the effect on at-risk individuals, with funding allocated through the US Department of Health and Human Services.
The remnants of Tropical Depression 1E dissipated over the southwestern coast of Mexico. The system's winds decreased from 25 mph to lower gusts, with minimum central pressure at 1008 millibars.
Post-Tropical Cyclone Colin is moving northeast at 40 mph, expected to weaken on Wednesday. The remnants of the storm are speeding off towards history, with a surface trough extending from Cuba to Bermuda.
Scientists have developed an algorithm to characterize ripples on the ocean floor, which can help understand storm behavior. The algorithm uses fingerprint analysis to measure ripple parameters, such as wavelength and orientation, allowing for more accurate predictions of erosion, storm surge, and overwash.
NASA's Aqua satellite captured images of Tropical Depression 1E over southwestern Mexico, revealing its slow movement and disorganization. The depression is expected to slow and turn northward, dissipating by June 8, 2016, with heavy rains affecting southern Mexico and western Guatemala.
Tropical Storm Colin made landfall in northwestern Florida on June 6, 2016, before moving northeast across northern Florida into the Atlantic Ocean. Satellite images captured by NASA's Terra and Aqua satellites showed the storm's cloud spread over Florida and its eventual movement into the Atlantic.
Tropical Depression Bonnie has redeveloped into a tropical depression, threatening eastern North Carolina with heavy rain. The storm's movement and intensity are expected to change, with slight strengthening possible in the next 24 hours.
NASA's RapidScat instrument measured surface wind speeds near 46.9 mph/75.6 kph northeast of the system's center in System 91L. The National Hurricane Center (NHC) noted that the system has a high chance, 90 percent, of becoming a tropical depression.
NASA's GPM satellite has detected a developing low-pressure system in the Atlantic Ocean between Bermuda and the Bahamas, which could potentially become a tropical or subtropical cyclone. Increasing shower activity near the center of the system suggests it may be on track to develop into a storm.
Penn State researchers found that incorporating 'hurricane hunter' data into weather prediction models can reduce forecast errors for wind speed and sea level pressure. This improvement can lead to billions of dollars in savings and provide more notice to people in the path of a storm.
Researchers at NASA's Goddard Space Flight Center use computer models to study tropical storms and hurricanes. Improved models can lead to better predictions and warnings for natural disasters like flooding and property loss.
Tropical Cyclone Fantala continues to move north of Madagascar with significant changes in its intensity and track. The storm showed heavy rainfall and a clouded eye due to vertical wind shear, causing it to reverse course and move southeastward over its earlier track.
Tropical Cyclone Fantala is a Category 2 hurricane with a wide, clear eye and powerful thunderstorms. The storm's maximum sustained winds were near 105 knots (120.8 mph/194.5 kph) on April 20.
Tropical cyclone Fantala continues to intensify, moving westward over the South Indian Ocean. The storm's maximum sustained winds reached 100 knots on April 15, making it a Category 4 hurricane and a major threat to Mauritius.
A new study suggests that the GOES-R geostationary satellite can provide more accurate hurricane predictions by analyzing brightness temperature data. The satellite's high-resolution data allows for a more detailed understanding of hurricane intensity, including wind speed and sea level pressure.
A Rutgers-led study published in Nature Communications found a dynamic ocean process responsible for cooling coastal waters ahead of land-falling hurricanes. This process weakened Hurricane Irene as it neared New Jersey in 2011, improving forecasts and reducing losses linked to inaccuracies.
A new study reveals a 75% reduction in Caribbean hurricanes from 1645-1715, a time with little sunspot activity and cool temperatures. The research uses shipwrecks as a proxy for hurricane activity and provides an annual record of Caribbean hurricanes going back to 1500.
Tropical Cyclone Winston made landfall in eastern Fiji as a Category 5 hurricane, bringing powerful winds and heavy rainfall. The storm dropped rain at a rate of over 169 mm/hour near its center.
Tropical Cyclone Winston is intensifying near Fiji, with NASA's Suomi NPP satellite capturing images of the strengthening storm. The Joint Typhoon Warning Center forecasts Winston to make landfall on the east coast of Fiji as a major Category 4 hurricane, threatening catastrophic damage and power outages.
Tropical Cyclone Winston made a U-turn in the Southern Pacific Ocean, shifting its trajectory towards Fiji. The storm's maximum sustained winds were near 100 knots (115.1 mph/185.2 kph) at 1500 UTC on Feb. 18.
Tropical Cyclone Uriah intensifies to a Category Four hurricane with sustained winds near 115 knots, expected to reach peak intensity of 125 knots on Feb 18. Heavy rainfall and thunderstorms are observed south of the storm's center.
Corentin reached hurricane strength on January 22, 2016, with maximum sustained winds of 75 mph. The storm was centered near 20.2 degrees south latitude and 71.6 degrees east longitude, about 758 miles from Diego Garcia.
Cloud top temperatures are warming in Tropical Cyclone Victor, suggesting weakening convection and loss of uplift. Forecasters expect the storm to dissipate by January 24 as it moves southward.
A new study by the University of Maryland found that warmer ocean temperatures could result in storms up to 160% more destructive than Hurricane Sandy. The simulations showed that a warmer pool of warm water in the tropical Atlantic gave hurricanes more time to grow before encountering colder water or land.
Tropical Cyclone Victor's eye was almost due east of the Cook Islands on Jan. 18, and by Jan. 19, it had moved southeast, appearing more open with a wider diameter
Extra-Tropical Alex became a high-pressure system near Greenland in the North Atlantic Ocean on January 15, 2016. The storm's maximum sustained winds had dropped to 35 knots (40 mph/62 kph) but it was still speeding northward at 35 knots per hour.
Tropical Storm Alex formed in January 2016, becoming the earliest hurricane to do so since 1938. NASA analyzed storm data using AIRS, RapidScat, GPM, and Suomi NPP satellites, revealing strongest winds at 30 meters per second and rainfall rates decreasing significantly after declaration as a hurricane.
The remnants of former Hurricane Pali have dissipated and elongated due to strong vertical wind shear, losing its closed center. It is no longer possible to definitively locate a closed center in the system.
NASA's RapidScat instrument and Aqua satellite captured data on the storm, which formed from a low-pressure area. It became the first hurricane to form in January since 1938 and is expected to maintain hurricane status until January 16.
The National Hurricane Center has been monitoring System 90L, a low-pressure center producing winds of over 52 knots (60 mph) and heavy rainfall rates up to 94 mm/h. The system's strongest winds were observed southwest and southeast of the low pressure center.
NASA analyzed data from GPM core observatory and Suomi NPP satellite, discovering the hurricane had an eye forming with heavy rain falling at 84.5 mm per hour on its eastern side. The storm's convective storms reached heights of over 12 km, while its strongest feeder band wrapped around its eastern side.
Hurricane Pali is a record-breaking storm that strengthened rapidly after being spotted by NASA's Terra satellite. The storm made landfall as the earliest hurricane on record in the central Pacific basin, with maximum sustained winds of 90 mph and a minimum central pressure of 979 millibars.
Tropical Cyclone Ula reached category four status with winds of 115 knots, but weakened to 50 knots by Jan. 12. NASA's GPM measured heavy rain falling at over 63.5 mm/h near the storm's eye.
Tropical Cyclone Ula has weakened from a Category 4 Hurricane to a Category 2 hurricane due to unfavorable environmental conditions. The storm is expected to make its closest approach to Kingston Island and then move north of New Zealand by January 12.
A non-tropical low pressure system with potential subtropical characteristics has developed in the Northern Atlantic, producing hurricane-force winds and gale-force conditions. The system is expected to produce hazardous marine conditions over parts of the central and eastern Atlantic for several days.
Tropical Storm Pali strengthened into a tropical storm with surface winds of 30 meters per second (67.1 mph/108 kph) in the southwestern quadrant, according to NASA's data gathered by the RapidScat instrument and Terra satellite.
NASA's RapidScat instrument measured surface winds in Tropical Storm Ula, finding the strongest sustained winds near 29 meters per second/south of the center. The storm is expected to weaken due to increasing vertical wind shear and cooler waters.
A newly developed tropical depression formed five months early in the 2016 hurricane season, indicating strong uplift and potential for heavy rain. The system tapped into significant directional wind shear and prevailing conditions conducive to development, classified as a tropical cyclone.
Former hurricane Ula has weakened to a tropical storm in the South Pacific Ocean, with maximum sustained winds dropping to 55 knots. The storm is expected to continue moving west and weaken due to increasing vertical wind shear.
Tropical Depression 9C formed in the Central Pacific on Dec. 31, with an elongated structure suggesting a weaker system. The depression is moving northwest at 3 mph, with little change in intensity expected due to strong easterly wind shear.
Researchers found that waves driven by moderate storms cause the most loss in salt marshes, not severe events like hurricanes. This knowledge brings new tools for managing and restoring wetlands, enabling predictions of erosion based on wind and wave climates.
Hurricane Sandra's rainfall was extensively studied using NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) data. The analysis showed that the hurricane produced over 700 mm of rainfall in an area northeast of Puerto Vallarta, Mexico.
Tropical Cyclone Tuni lost its tropical characteristics and became extra-tropical as it moved southeast in the Southern Pacific Ocean. The storm's maximum sustained winds decreased from 60.4 mph to 40 mph, with heavy rain falling at a rate of over 1.4 inches per hour.
Hurricane Sandra, the latest major hurricane on record in the Eastern Pacific, is forecast to make landfall in Western Mexico. It is expected to produce total rainfall accumulations of 1-3 inches over Baja California Sur, with isolated amounts reaching up to 10 inches.
Tropical Storm Sandra formed on Nov. 24 and strengthened into a late-season hurricane, with cloud top temperatures indicating powerful thunderstorms. The storm is forecast to turn northward and make landfall along Mexico's west coast by Friday, Nov. 27 or early Saturday
Tropical Storm Sandra strengthened to 35 knots with intense convective storms dropping rain at over 80 mm per hour. It is forecast to strengthen into a hurricane by Nov. 25, with a well-suited environment for intensification due to warm ocean water and light vertical wind shear.
Tropical Storm Rick is being closely monitored by NASA's Aqua satellite as it moves west-northwest towards the eastern Pacific. The storm has maintained a minimal strength of around 35 knots with surface winds confined to a small area.
Tropical Storm Rick strengthened into a tropical storm on Nov. 19, becoming the 21st of the Eastern Pacific Ocean season. The storm joined an elite group of late-season storms, with only three tropical storms forming later than this date since reliable records began in the early 1970s.
Tropical Depression 21E formed southwest of Mexico's western coast on November 18. The storm is expected to strengthen and become a tropical storm by Thursday, with a turn towards the northwest.
NASA's GPM, RapidScat, and NOAA's GOES-East satellites observed former tropical cyclone Kate in the Northern Atlantic. The system exhibited intense storms with heavy rainfall and strong winds, peaking at category one hurricane strength on November 11, 2015.
Extra-Tropical Storm Kate rapidly intensified off the US East Coast, producing hurricane-force winds before transitioning to an extratropical cyclone. As it moves northeast, Kate's winds are expected to weaken over the next few days, eventually being absorbed by another low-pressure system.
Tropical Storm Kate is moving northeastward at 21 mph with maximum sustained winds near 70 mph, forecast to become a hurricane by night. The storm's center was located near latitude 30.2 North, longitude 74.7 West, 350 miles south of Cape Hatteras and 600 miles west of Bermuda.
Tropical Storm Kate forms in Atlantic Ocean near Bahamas, with NASA tracking its development and movement. The storm is expected to strengthen over the next two days, bringing potential heavy rain to the region.
Cyclone Chapala is approaching landfall in central Yemen, with the GPM satellite analyzing heavy rain and wind speeds of up to 120mph. The storm is expected to weaken rapidly after landfall, dissipating by November 4.
Tropical Cyclone Chapala strengthened into a hurricane on October 29 after developing an eye feature, with maximum sustained winds reaching 65 knots (75 mph). The storm is expected to intensify and make landfall in northeast Yemen on November 2 as it passes Socotra island.
The Global Precipitation Measurement mission tracked rainfall within Storm Olaf, revealing high storm tops and sparse rain on the western side. The post-tropical cyclone weakened over cooler waters, eventually dissipating by October 28, 2015.
NASA's RapidScat instrument gathered wind speed and direction data on the storm's remnants over the western Gulf of Mexico. The data showed strongest sustained winds near 80.5 mph/129.6 kph north and west of the center, contributing to heavy rainfall and flash flooding in Texas and other Gulf Coast states.
Tropical Storm Olaf is returning to its birthplace in the Eastern Pacific Ocean after leaving the Central Pacific. The storm, which formed on October 14, has been weakening and is expected to continue moving eastward.