Articles tagged with Tropical Cyclones
Tropical Cyclone Owen has intensified over the Gulf of Carpentaria, with NASA's GPM satellite detecting extremely heavy rainfall rates up to 97 mm/h in the Arafura Sea. The storm is expected to continue strengthening and potentially reach Category 4 intensity by Friday.
Tropical Cyclone Owen's center was surrounded by intense storms with cloud top temperatures as cold as minus 80 degrees Fahrenheit. The cyclone is expected to move slowly and may reach category 3 intensity, bringing destructive winds along the Northern Territory coast.
NASA's GPM mission provided detailed data on rainfall rates within Tropical Cyclone Owen's remnants as they approached the Queensland coast. The satellite's instruments revealed intense rainfall rates of over 32.4 mm/h and 52 mm/h in feeder bands, indicating a potentially intensified cyclone.
NASA-NOAA's Suomi NPP satellite captured the remnants of Tropical Cyclone Owen showing a consolidating low level circulation center with deep convection building over the center. Sea surface temperatures are conducive for future tropical cyclone development, and forecast models indicate potential development over the next 24-36 hours.
Tropical Cyclone Owen formed in the Southern Pacific Ocean and produced heavy downpours, with rain rates reaching over 53 mm/hour near its center. The GPM satellite captured powerful storms on the eastern side of the cyclone, dropping rain at a rate of over 94 mm/hour
NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) data revealed that Tropical Storm Usagi dropped moderate to heavy rain along its path in Southeast Asia. The analysis showed the storm produced over 350 mm of rainfall in Vietnam, causing widespread flooding around Ho Chi Minh City.
Tropical Storm Man-yi has a small area of heavy rain northeast of its center, with precipitation rates exceeding 30 mm/h, according to NASA's GPM mission. The storm is expected to maintain strength and eventually transition into an extra-tropical cyclone by Nov. 28.
Tropical Storm Man-yi showed a small area of intense rainfall northeast of its center due to moderate wind shear. The storm is expected to transition into an extra-tropical cyclone by Nov 28, maintaining strength for another day.
Tropical Cyclone 33W, known as Usagi, weakened to a depression after landfall near Ho Chi Minh City, Vietnam. The satellite captured its disorganized remnants dissipating over the Ca Mau Peninsula on November 26, 2018.
Tropical Cyclone 33W strengthened into a tropical storm over the South China Sea, with maximum sustained winds near 63 mph. The storm is forecasted to make landfall very near Ho Chi Minh City late on Nov. 24, and then progress to Cambodia.
Tropical Cyclone Bouchra was weakened and elongated due to wind shear, according to NASA's Aqua satellite. The storm was torn apart by winds, with its center appearing almost cloud-free, before making its final dissipation on November 20.
Tropical Depression 33W, also known as Cyclone Samuel, has triggered warnings and watches in the Philippines. The storm system moved into the central part of the country on November 20, bringing strong winds and heavy rainfall.
Tropical Cyclone Bouchra has regenerated into a tropical storm after dissipating as a low-pressure area, with winds reaching 50 knots. The storm's elongated shape indicates wind shear affecting its circulation center and weakening it.
The GPM satellite has observed light rain occurring throughout the eastern half of Tropical Depression 33W, with heavy rainfall concentrated near the storm's center. The depression is moving west-northwest and will later enter the South China Sea.
Tropical Cyclone Gaja made landfall along southeastern India's coast as it passed overhead the NASA Aqua satellite, providing temperature information. The AIRS instrument detected coldest cloud top temperatures of minus 63 degrees Fahrenheit near the center, indicating a storm capable of heavy rainfall
NASA-NOAA's Suomi NPP satellite captured an image revealing a cloud-filled eye in Tropical Cyclone Gaja. The storm is currently located near southeastern India and is expected to make landfall before Nov. 16.
Tropical Cyclone Gaja's powerful thunderstorms circled its center, forming a thick band that wrapped into the low-level center from the eastern quadrant. The storm is moving west-southwest and has maximum sustained winds near 45 knots.
Tropical Cyclone Bouchra formed on Nov. 10 and dissipated by Nov. 13, with maximum sustained winds of 34.5 mph. Wind shear weakened the storm's rotation, causing it to disintegrate.
The Global Precipitation Measurement mission provided detailed insights into Tropical Cyclone Alcide's heavy rainfall, revealing convective storms dropping rain at rates of over 255 mm/h. The satellite data showed the most powerful storms were located in the western eye wall, reaching heights above 16 km.
Tropical Cyclone Gaja formed on November 10 and strengthened into a tropical storm with maximum sustained winds near 40 mph. The satellite imagery showed an elongated storm with disorganized rain bands and fragmented convection patterns, moving west-southwest towards southern India.
Tropical Cyclone Alcide's winds have dropped to 80 mph as it lingers just northeast of Madagascar in the Southern Indian Ocean. The storm is expected to curve northward and pass near the northern point of Madagascar over several days.
Tropical cyclone Alcide formed in the South Indian Ocean northeast of Madagascar, prompting NASA's Global Precipitation Measurement mission to analyze its rainfall. GPM's data revealed strong convective storms dropping rain at a rate of over 44 mm/hour, with measurements of precipitation heights made possible by DPR Ku Band radar.
Tropical cyclone Alcide reached hurricane-force strength, according to NASA's Terra satellite imagery. The storm was observed with a thick band of powerful thunderstorms circling the center, and its eye appeared ragged on MODIS imagery.
Tropical Cyclone 03S has formed in the Southern Indian Ocean with maximum sustained winds near 35 knots. The storm is moving west-southwestward and is expected to strengthen over the next several days, according to NASA satellite imagery.
NASA's Aqua satellite captured Hurricane Oscar's cloud top temperatures, revealing the storm's strongest side was located near its eye. The hurricane is expected to weaken but become an extratropical low over the north-central Atlantic Ocean by late Wednesday.
Researchers find increased TC activity at northern sites after 1920, posing a threat to regions currently outside the impact zone. Younger trees are more likely to experience disturbance at high latitudes, supporting a poleward shift in tropical cyclone hazards.
Researchers report a significant link between upper ocean temperatures and September tropical cyclone activity in the North Atlantic. Considering subsurface temperatures enhances hurricane prediction accuracy up to three months in advance.
Tropical Cyclone Luban made landfall in northern Yemen, bringing heavy rainfall and power outages. The storm's remnants lingered near the border with Oman, affecting regional weather patterns.
Tropical Storm Nadine is experiencing severe vertical wind shear, causing the bulk of its clouds to shift northeast. The storm's maximum sustained winds have decreased to near 45 mph, with forecasts indicating it will weaken further and dissipate by Sunday.
Tropical Cyclone Luban is a symmetrical storm with a cloud-filled eye and powerful thunderstorms. It is forecast to make landfall in Oman between Lukalla and Salalah on Oct. 14.
Tropical Storm Nadine is being torn apart by wind shear in the Eastern Atlantic Ocean, according to NASA-NOAA's Suomi NPP satellite. The storm's low-level center is nearly 50 nautical miles southwest of the nearest deep convection, indicating strong weakening.
NASA captured images of Tropical Cyclone Titli before landfall using its Suomi NPP satellite, showing a large storm with strong thunderstorms surrounding its defined eye. The cyclone brought heavy rainfall and strong winds to parts of Andhra Pradesh and Odisha, causing at least 7 deaths.
Tropical Cyclone Luban is moving slowly towards Oman, expected to make landfall as a tropical storm before Oct. 14. The cyclone has strong winds and a ragged eye, but lacks thunderstorm development.
Tropical Cyclone Luban continued to move through the Arabian Sea toward the coast of Oman, with a visible image provided by NOAA-20 satellite on October 10. The storm has maintained deep central convection and spiral bands wrapped tightly toward the center.
NASA's Suomi NPP satellite tracked Tropical Cyclone Titli as it intensified over the Northern Indian Ocean, forming a ragged eye surrounded by powerful storms. The storm is expected to make landfall over northeastern India, prompting JTWC forecasters to predict a recurve northeastward over land.
Scientists analyzed data from NASA's Aqua satellite to determine if Tropical Cyclone Luban was intensifying or weakening. The storm showed cold cloud top temperatures as low as minus 63 degrees Fahrenheit, indicating strong winds and a powerful system.
Tropical Storm Leslie is expected to strengthen and potentially merge with an elongated area of low pressure. The storm has become more embedded within its cold cloud tops, indicating further strengthening.
Tropical Cyclone Liua was severely impacted by strong westerly to northwesterly vertical wind shear, causing the storm to lose its structure. The Joint Typhoon Warning Center issued the final bulletin on Liua, which was centered near 12.0 degrees south latitude and 161.1 degrees east longitude.
NASA analyzed Subtropical Storm Leslie transitioning to a post-tropical storm with infrared satellite data, revealing strong storms with cold cloud top temperatures that can generate heavy rainfall. The western quadrant was suppressed by dry air, while the eastern and southeastern regions experienced stronger thunderstorms.
Tropical Storm Rosa is organizing in the Eastern Pacific with improved convective banding features. The storm has the capability to generate heavy rainfall due to cold cloud top temperatures near -80°F.
Tropical Storm Kirk formed on Sept. 22 but dissipated by Monday due to lack of closed circulation. The NOAA-20 satellite captured its peak visible image on the same day, revealing winds near 40 mph.
Subtropical Storm Leslie was found drifting in the North Central Atlantic Ocean by NASA's Terra satellite on September 24, 2018. The storm was characterized by patches of deep convection and organized moderate to deep convection. It is expected to strengthen by mid-week while interacting with a frontal system.
NASA's Aqua satellite captured a visible image of Tropical Depression 01S on September 17, revealing the storm's weakening state. The cyclone had maximum sustained winds of 30 knots and was forecast to dissipate soon, moving west towards Mauritius.
Tropical Depression Joyce continues to lose its organization due to drier air moving into the depression. The National Hurricane Center forecasts it to weaken over the next 48 hours before potentially becoming a remnant low tonight or Tuesday.
Tropical Depression Isaac has weakened significantly due to strong northwesterly wind shear, which has skewed its rotation and reduced maximum sustained winds to near 35 mph. The system is forecast to gradually weaken over the next few days, potentially degenerating into a tropical wave.
The NASA-NOAA satellite detected Tropical Cyclone Barijat crossing the Gulf of Tonkin, weakening significantly due to wind shear. The storm's rotation was skewed by winds at different altitudes, causing it to dissipate quickly after landfall in Vietnam.
Wind shear is affecting Tropical Storm Isaac, causing its circulation center to be displaced and potentially weakening the storm. The satellite data reveal a small area of coldest cloud top temperatures off-center, which can generate heavy rainfall.
Tropical Storm Barijat is being affected by northerly vertical wind shear, which can weaken the storm. The Hong Kong Observatory has issued a Strong Wind Signal, No. 3 warning, indicating winds with speeds of 25-38 mph.
Former Tropical Storm Paul has weakened to a remnant low-pressure area about 1,115 miles west of Mexico's Baja California, as observed by NASA's Aqua satellite. The system is expected to gradually weaken over the next several days.
The GPM satellite analyzed heavy rainfall in Tropical Storm Isaac, revealing intense convective storms with rain rates over 140 mm per hour. The storm's structure was also observed in a 3D view from NASA's Goddard Space Flight Center.
Tropical Storm Isaac's circulation center has shifted away from the bulk of clouds and precipitation, indicating wind shear is at play. NASA satellite data reveals a vertically stacked system of rotating winds, with wind shear pushing against the storm, weakening its rotation and balance.
NASA's Terra satellite found that Super Typhoon Jebi was undergoing an intense eyewall replacement cycle, with powerful storms surrounding the 15 nautical-mile wide eye. The storm's cloud top temperatures were as cold as minus 80 degrees Fahrenheit, indicating its capability to generate heavy rain.
NASA's Suomi NPP satellite captured an infrared image of Potential Tropical Cyclone Six, revealing a circulation that is gradually becoming less elongated. A Tropical Storm Warning has been issued for the southern Cabo Verde islands as the storm strengthens and is expected to become a tropical storm later today or Saturday.
A potential sixth tropical cyclone is forming in the far eastern Atlantic Ocean, with NASA detecting strong storms and coldest cloud tops as cold as minus 70 degrees Fahrenheit. The system is expected to move near or over the southern Cabo Verde Islands on Friday, Aug. 31, posing a threat of life-threatening flash floods.
Tropical Storm Lane underwent significant changes in its strength after being analyzed by NASA's Aqua satellite on August 27. The storm showed powerful thunderstorms east of its center but weakened due to wind shear, only to regain tropical storm status later that day.
Tropical cyclone Lane was affected by strong westerly winds, causing a significant shift in its strongest storms east of the center. Despite this, the storm strengthened back into a tropical storm on August 27.
Tropical cyclones regularly develop in the Eastern Pacific Ocean. NASA's GPM mission observed intense rainfall near Tropical Storm Miriam's center, with rain falling at over 190 mm per hour. The satellite's radar data revealed the 3D structure of precipitation within the storm, providing insights into energy release and fuel formation.
Typhoon Cimaron made landfall in southeastern Japan, with NASA's Terra satellite detecting asymmetric circulation and deep convection. The storm had maximum sustained winds of near 86 mph, with higher gusts.
A multi-national collaborative study found that the record number of tropical cyclones in 2005 is close to the maximum number that might occur in the North Atlantic given existing climate conditions. The study used climate models to estimate this maximum number, which was found to be relatively low.
Typhoon Soulik's highest concentrations of water vapor were found north of the eye, indicating strongest storms. The storm is moving northwest towards South Korea's southeastern coast.