Research on hurricanes and tropical storms. Covers AI storm tracking, wind-damage assessment, warning systems, and Hurricane Hunter data.
Tropical Storm Iselle formed on Aug 26 with enhanced infrared data showing strongest storms west of the center, indicating large amounts of rain. Wind shear will likely prevent strengthening over the next couple of days, and forecasts predict weakening late this weekend.
NASA satellites have been providing forecasters with data on major Hurricane Laura's temperature, rainfall capability, storm structure and extent. Cloud top temperatures as cold as minus 80 degrees Fahrenheit are generating heavy rainfall.
Hurricane Laura is strengthening in the Gulf of Mexico, with NASA capturing powerful images of the storm from space. The eye of the hurricane was located near latitude 26.4 degrees north and longitude 91.4 degrees west, with maximum sustained winds increasing to near 115 mph.
Hurricane Laura strengthened as a hurricane, with NASA providing infrared imagery showing its structure and rainmaking capabilities. The storm is over 350 miles in diameter, with hurricane-force winds extending outward up to 45 miles from the center.
Tropical Storm Laura continues to move through the Caribbean Sea, producing heavy rainfall and potentially life-threatening flash flooding. NASA's infrared data reveals powerful storms with cold cloud top temperatures, affecting Jamaica and Cuba.
Tropical Storm Laura has become better organized than yesterday, with improved structure, but still lacks well-defined banding features. The storm is expected to move west-northwestward over the next couple of days, potentially affecting the northern Leeward Islands and Puerto Rico.
Tropical Depression 14 is forecast to strengthen into a tropical storm and potentially become a hurricane, according to NASA's Terra satellite data. The depression's coldest cloud top temperatures were as cold as minus 60 degrees Fahrenheit, generating heavy rainfall and affecting Mexico's Yucatan Peninsula.
Tropical Storm Genevieve has weakened rapidly due to various factors, including moderate southerly vertical wind shear and cooler sea-surface temperatures. As of Aug. 21, the storm is expected to degenerate into a post-tropical cyclone, moving further away from the Baja California peninsula.
Hurricane Genevieve's size and strength were revealed through NASA's wide-angle photos, showing a clear eye surrounded by powerful thunderstorms. The storm's wind field expanded, affecting the Baja California peninsula with strong winds, heavy rainfall, and large ocean swells.
The NASA-NOAA satellite Suomi NPP provided a nighttime image of Hurricane Genevieve on August 18, showing its well-defined eye surrounded by powerful thunderstorms. Forecasters can use this infrared imagery to track the storm's strength and structure.
NASA's Terra satellite captured a visible image of Post-tropical Storm Kyle on Aug. 16, revealing an elongated circulation and ill-defined center. The storm had become an extratropical low-pressure area attached to warm and cold fronts, leading to its dissipation by Aug. 17.
Tropical Storm Josephine weakened on August 16, with satellite imagery showing it had become elongated and stretched out into a trough of low pressure. The storm's cloud top temperatures were near minus 70 degrees Fahrenheit, indicating it was degenerating rapidly.
Genevieve strengthened into a hurricane, with the most powerful thunderstorms in its eyewall having coldest cloud top temperatures as low as minus 70 degrees Fahrenheit. The storm is expected to become major and bring life-threatening surf and rip current conditions to Mexico's southern coast.
Tropical Storm Josephine is being affected by southwesterly wind shear, which is pushing clouds and precipitation to the northeast of its center. This wind shear is expected to continue, potentially affecting the storm's trajectory and weakening it over the next couple of days.
Tropical Depression 10E is struggling to intensify due to strong northeasterly wind shear, according to NASA's Suomi NPP satellite imagery. The depression has maintained a small ragged band of convection in its southwest quadrant despite the adverse conditions.
Elida has been downgraded to a post-tropical cyclone due to the absence of strong thunderstorms. The National Hurricane Center notes that without warm sea surface temperatures, organized deep convection will not return, making this the final advisory on Elida.
NASA-NOAA satellite imagery reveals the development of Tropical Storm Josephine, which formed from Tropical Depression 11. The storm is expected to continue moving west-northwest and strengthen over the next 48 hours.
Hurricane Elida's eye has become fully covered by high clouds, a sign of the storm weakening due to cooler waters. The storm is expected to weaken quickly and degenerate into a remnant low-pressure area on Thursday.
Hurricane Elida intensified into a Category 2 hurricane, with maximum sustained winds reaching 100 mph and an eye apparent on night-time imagery. The storm is expected to weaken rapidly over colder water, degenerating to a remnant low pressure area by Thursday.
Tropical Storm Jangmi transitioned into an extra-tropical storm on Aug. 11, located near latitude 26.9 degrees north and longitude 130.4 degrees east, about 139 miles northeast of Chinhae, South Korea. The storm had maximum sustained winds of 35 knots (40 mph) and was speeding to the north-northeast.
Tropical Depression 09E strengthened into Tropical Storm Elida, with maximum sustained winds near 65 mph and a central pressure of 995 millibars. Infrared imagery from NASA's Aqua satellite confirmed the storm's transition, revealing powerful thunderstorms with cold cloud top temperatures indicating heavy rainfall potential.
A new study by University of Iowa researchers identifies a connection between the East Asian Subtropical Jet Stream and the frequency of tropical storms in the Atlantic Ocean. The study found that stronger EASJ is associated with fewer Atlantic tropical cyclones, suggesting a link between climate systems in Asia and hurricane formation.
CloudSat captured areas of heavy rain and high-powered clouds during Tropical Storm Isaias' intensification into a hurricane. The satellite's advanced cloud-profiling radar provided new insights into the storm's vertical structure and contributed to improved global model representations.
Tropical Storm Isaias is expected to bring heavy rain and flash flooding to the US East Coast, with NASA tracking its movement and intensity using visible and water vapor imagery. The storm's center was located near latitude 30.2 degrees north and longitude 80.1 degrees west, with estimated minimum central pressure of 994 millibars.
Typhoon Hagupit developed an eye as it intensified, with a thick band of thunderstorms resembling a giant tail. The storm was classified as a Category 1 hurricane with maximum sustained winds near 75 mph.
NASA analyzed data from its Aqua satellite, revealing high concentrations of water vapor and cold cloud top temperatures that indicate the storm's capability to produce heavy rainfall. The National Hurricane Center forecasts significant rainfall in the Dominican Republic, northern Haiti, and the Bahamas.
A Potential Tropical Cyclone (PTC) 9 has developed in the Eastern Caribbean Sea, bringing heavy rainfall and gusty winds to several islands. The National Hurricane Center has issued multiple warnings and watches, with a high formation chance of 90%.
Tropical Storm Douglas has weakened due to strong wind shear, with the strongest storms displaced from the center. The storm's cloud top temperatures have dropped as cold as minus 50 degrees Fahrenheit, leading to a rapid weakening trend over the past 24 hours.
NASA used infrared data from its Aqua satellite to track Tropical Depression Hanna's movement into Mexico. The storm brought heavy rain to Texas and broke records for rainfall in some areas, with forecasters predicting further heavy rainfall in parts of southern Texas and northern Mexico.
Hurricane Douglas passed close to Hawaii, bringing strong surf, heavy rains, and gusty winds. NASA's Terra satellite imagery showed the storm's track and center stayed just off shore from the islands.
NASA's Aqua satellite identified strongest storms surrounding Hurricane Douglas' eyewall, with coldest cloud top temperatures as low as -70 degrees Fahrenheit. The storm is expected to move near or over the Hawaiian Islands this weekend, bringing heavy rainfall and strong winds.
Tropical Storm Gonzalo is expected to produce heavy rainfall, leading to life-threatening flash floods in Barbados and the Windward Islands. NASA's Aqua satellite gathered water vapor data on July 24, showing coldest cloud top temperatures as cold as minus 70 degrees Fahrenheit.
Tropical Storm Hanna is consolidating and intensifying as it heads toward the Texas coast. The storm's minimum central pressure has increased to near 1000 millibars, with sustained winds of up to 45 mph.
Tropical Storm Gonzalo showed slight disorganization in visible and microwave imagery from NASA's Aqua satellite. The storm is forecast to approach the southern Windward Islands on Friday night and move across them Saturday, with a possibility of becoming a hurricane.
Hurricane Douglas rapidly intensified into a category 3 hurricane with maximum sustained winds near 120 mph, surrounded by powerful bands of thunderstorms. The storm's eye showed development of an eye and powerful thunderstorms circling it.
Tropical Depression 8 formed in the Gulf of Mexico on July 22, exhibiting strong storms and coldest cloud top temperatures indicating heavy rainfall potential. NASA's Aqua satellite data shows the depression moving west-northwestward with a better-defined center near the northeastern end of a broadly curved convective band.
NASA's infrared data revealed strong thunderstorms with cold cloud top temperatures around Tropical Storm Douglas, indicating potential for heavy rainfall. Despite the threat, Douglas is moving westward at 15 mph and is expected to strengthen into a hurricane on July 23.
A 2,000-year sedimentary archive from the Blue Hole in Belize provides insights into climate change and its impact on storms in the Caribbean. The study shows that hurricane activity has increased over the past 1,885 years, with a significant shift in frequency and intensity starting around AD 900.
Tropical Storm Gonzalo has broken a record as the earliest seventh named storm on record in the Atlantic basin. Cloud top temperatures captured by NASA's Aqua satellite indicate strong storms with high rainfall potential.
Tropical Storm Douglas is strengthening due to low wind shear and warm sea surface temperatures, with the potential to become a hurricane in the next few days. The storm's cloud tops reached as cold as minus 70 degrees Fahrenheit, indicating strong storms capable of generating heavy rainfall.
A recent study reveals that Hurricane Lane's extreme weather conditions, combining heavy rainfall and fire hazards, exacerbated the storm's impact on the Hawaiian Islands. The research highlights the importance of considering both environmental and socioeconomic factors in assessing population vulnerability to natural hazards.
Tropical Depression 06E has opened up into a trough with minimal concentrations of water vapor detected by NASA's Aqua satellite. The system is dissipating due to the loss of closed circulation and interaction with cooler waters.
Tropical Storm Cristina has become better organized with a curved band around the center and ragged eye visible in satellite images. Cloud top temperatures as cold as minus 70 degrees Fahrenheit indicate strong storms with the potential to generate heavy rainfall, and maximum sustained winds near 70 mph.
NASA tracked Tropical Storm Fay's development using satellite data, creating an animation of the storm's progression. The strongest storms were located in the northeastern quadrant, with temperatures as cold as -63 degrees Fahrenheit, indicating powerful thunderstorms and potential heavy rainfall.
A new study published in Nature Communications suggests that climate change will intensify winds steering hurricanes north over Texas, increasing the likelihood of fast-moving storms. The research found a 50% rise in the chances of fast-moving hurricanes compared to slow-movers like Harvey.
Tropical cyclones are made of hundreds of thunderstorms, and infrared data can show where the strongest storms are located. NASA research has found that cloud top temperatures as cold as minus 80 degrees Fahrenheit indicate strong storms with potential to generate heavy rainfall.
NASA-NOAA's Suomi NPP satellite captured post-tropical cyclone Edouard transitioning into the western North Atlantic. The system was classified as extratropical due to its merged center of circulation with a frontal boundary.
Tropical Storm Edouard is being battered by strong southwesterly winds and wind shear, displacing its strongest storms. The storm's cloud top temperatures indicate potential for heavy rainfall as it transitions into a post-tropical system.
Tropical Depression Four-E formed on June 29 and is forecast to weaken as it moves northwestward. The depression's maximum sustained winds have decreased to near 30 mph with higher gusts.
Tropical Cyclone Boris weakened to a remnant low-pressure area over the Central Pacific Ocean, dissipating by June 30. The NASA-NOAA satellite animation provided an image of the storm's progression from June 26 to June 29.
Tropical Storm Boris formed in the Eastern Pacific Ocean, with NASA-NOAA's Suomi NPP satellite providing visible imagery. The storm strengthened to maximum strength before weakening back into a depression over the next 12 hours.
Post-Tropical Cyclone Dolly weakened further as it moved northeastward, losing tropical characteristics. The storm's strongest thunderstorms were displaced to the south of the center, and it is forecast to dissipate by Thursday morning.
Subtropical Depression 4 formed over the North Atlantic Ocean on June 22, with cold cloud top temperatures indicating strong storms. The depression is expected to weaken and transition into a post-tropical cyclone by Wednesday.
Tropical Storm Dolly formed over the Northern Atlantic Ocean after transitioning from a subtropical depression. NASA's Terra satellite captured an image of the storm on June 23, revealing strong winds and a thick band of thunderstorms. The National Hurricane Center predicts Dolly will weaken and become post-tropical by Wednesday.
NASA monitored Tropical Storm Nuri's landfall in southern China, using Terra satellite images to track its progression. The storm dissipated after making landfall, with maximum sustained winds near 25 knots.
Tropical Depression Nuri formed after passing over Luzon, Philippines and moved into the South China Sea. The storm is forecast to make landfall southwest of Hong Kong, China on June 14 with maximum sustained winds of 30 knots.
NASA's Terra satellite captured visible images of Nisarga's remnant clouds over central India. The storm weakened from hurricane force to a depression and eventually into a low-pressure area, bringing light to moderate rainfall to the region.
Tropical Cyclone Nisarga strengthened significantly before making landfall in west central India, according to NASA infrared data. The storm intensified from 40 knots to hurricane strength within 12 hours, with cloud top temperatures reaching as cold as minus 63 degrees Fahrenheit.
Hurricane flooding can lead to widespread water pollution, affecting human health and ecosystems. Researchers have developed an algorithm to identify flooded areas beyond state-mapped hazard zones, with a focus on vulnerable communities and potential sources of pollution.
Tropical Storm Amanda formed on May 31 over the eastern Pacific Ocean, near Guatemala's coast. The storm quickly moved inland and weakened due to mountainous terrain, dissipating by May 31. Its remnants are expected to generate heavy rainfall over Central America and southern Mexico.