Articles tagged with Tropical Cyclones
Tropical Cyclone Hudhud is expected to intensify and peak around 100 knots before landfall near Visakhapatnam late on Oct. 12, according to the Joint Typhoon Warning Center. The cyclone has tracked northwestward at 6 knots and is centered about 250 nautical miles southeast of the coast.
Tropical Cyclone Hudhud is consolidating and getting more organized, with a developing eye. Warnings have been issued for heavy rainfall, storm surges, and high winds along the northern Andhra Pradesh coast and south Odisha coastline of eastern India.
Tropical Storm Polo is intensifying with strong thunderstorms and high cloud top temperatures near -63F/-53C, potentially generating heavy rain. The storm's center was located near latitude 12.8 north and longitude 99.4 west, with maximum sustained winds of 40 mph (65 kph) and a predicted strengthening into a hurricane by Thursday.
NASA's Aqua satellite detected Tropical Depression 15-E on September 10, which strengthened into Tropical Storm Odile shortly after. The storm is expected to create swells and rough surf along Mexico's southwestern coast over the next day or two.
Post-tropical cyclone Norbert is weakening and losing strength, but still causing rough surf along the Baja California coast. The storm's remnants are expected to spread heavy rains and life-threatening flash flooding across northern Mexico and the southwestern United States.
Hurricane Cristobal is racing through the North Atlantic, losing its tropical characteristics. The storm is expected to remain a powerful extra-tropical cyclone over the region until Sunday.
Former Hurricane Lowell has degenerated into a remnant low pressure area, with its center located near latitude 24.7 north and longitude 127.4 west, about 1,110 miles from Baja California, Mexico.
Tropical Storm Karina appeared as a giant number nine due to strong thunderstorms spiraling into its center. The storm is now weakening due to moderate-to-strong vertical wind shear and dry air affecting its development of thunderstorms.
Tropical Storm Lowell has a well-organized band of thunderstorms on its south side, which is intensifying according to satellite imagery. The storm is expected to strengthen due to favorable conditions, including low shear and high moisture.
The 12th tropical depression of the hurricane season has formed in the Eastern Pacific, with satellite imagery showing it is significantly larger than nearby Tropical Storm Karina. The depression spans approximately 800 nautical miles in diameter, dwarfing typical sizes of around 350 miles/600 km.
The NASA Terra satellite captured images of three tropical cyclones in the Pacific Ocean: Hurricane Genevieve, Hurricane Iselle, and Hurricane Julio. Satellite data shows that Genevieve has strengthened into a hurricane with maximum sustained winds near 75 mph.
A train of five tropical lows is stretching across the Pacific Ocean, featuring remnants of Tropical Storm Genevieve and newly developed Tropical Storm Iselle. The system includes three other low-pressure areas, with a well-developed Iselle near the end of the train.
The TRMM satellite measured Super Typhoon Rammasun's rainfall rates of up to 100 mm/h along the China/Vietnam border. The storm's heavy rain bands wrapped around its cyclonic circulation, indicating a powerful storm that made landfall on the southern coast of China.
Tropical Storm Wali formed in Central Pacific Ocean as NASA's Terra satellite passed overhead, with maximum sustained winds initially at 35 mph. The storm is expected to maintain tropical storm status until Saturday before weakening to a depression.
NASA's Aqua satellite captured infrared data showing strong thunderstorms around Tropical Storm Matmo's center and southwestern quadrant. The storm's maximum sustained winds were near 40 knots on July 18, with forecasters predicting it will reach typhoon intensity by July 20.
Tropical Depression 09W has formed in the Northwestern Pacific, with NASA-NOAA's Suomi NPP satellite detecting extremely cold cloud top temperatures indicative of thunderstorms. The storm is currently located near Guam and is expected to move past the southern islands of the Marianas before strengthening into a typhoon.
The Global Precipitation Measurement (GPM) Core Observatory followed Hurricane Arthur through its full life cycle, providing the first time a precipitation-measuring satellite has been able to capture its structures. GPM data showed Arthur's asymmetrical shape with spiral arms on the eastern side but not on the western side.
Tropical Cyclone Neoguri strengthened from a tropical storm into a supertyphoon between July 4 and July 7, with maximum sustained winds near 130 knots (149.6 mph). NASA satellites provided forecasters with visible, infrared, and microwave data on the powerful storm.
Tropical Storm Douglas is weakening due to cooler waters and drier air in the Eastern Pacific Ocean. The storm's maximum sustained winds have decreased to near 45 mph, with forecasters predicting a gradual decline in strength over the next day.
Tropical Storm Elida weakened to a remnant low due to strong wind shear. The National Hurricane Center reported maximum sustained winds of near 30 mph (45 kph), with the center moving southeast towards Mexico.
Tropical Storm Nanauk formed over India in June 2014 and moved northwest towards the Arabian Sea. The storm exhibited powerful storms dropping heavy rain at a rate of over 247mm/hour when observed by NASA's TRMM satellite on June 11.
Tropical Cyclone Nanauk is experiencing strong thunderstorms with cloud top temperatures near -63F, indicating high rainfall potential. The storm will face weakening factors such as increasing wind shear, dry air, and cooler sea surface temperatures over the next few days.
Tropical Cyclone Nanauk strengthened over a 24-hour period, showing a well-rounded tropical cyclone with good circulation. The storm is expected to continue strengthening before encountering higher wind shear and dry air.
Tropical Cyclone 02A formed in the Arabian Sea with NASA-NOAA's Suomi NPP satellite capturing a visible image of the storm. The storm is consolidating and getting better organized, with strongest thunderstorms appearing south of its center.
A new tropical low pressure area is brewing in the Eastern Pacific, with heavy rainfall expected to cause life-threatening flash floods and mudslides in western Central America. The National Hurricane Center gives System 93E a 90% chance of becoming a tropical depression in the next 48 hours.
A new NASA satellite animation reveals Hurricane Amanda's rapid weakening from May 28 to May 30. The post-tropical cyclone's circulation center became harder to identify, indicating its demise.
NASA's TRMM satellite observed strong thunderstorms and heavy rainfall in System 92B, a developing tropical low pressure area in the Bay of Bengal. The storm showed organized clouds and tall storms reaching heights of over 8.7 miles.
Researchers find that tropical cyclones' maximum intensity is shifting poleward at a rate of about 35 miles per decade in the northern and southern hemispheres. This shift increases risk for coastal cities and regions that depend on cyclones' rainfall, potentially leading to lower water availability.
Research documents a poleward migration of storm intensity in the Northern and Southern Hemispheres over 30 years of global historical tropical cyclone data, highlighting changes in risk for densely populated coastal cities and potential water shortages in equatorial regions.
A new study reveals that powerful tropical cyclones are now reaching their peak intensity farther from the equator and closer to the poles. The trend is statistically significant and consistent with a warming climate, posing potentially profound consequences for life and property in regions further north and south of the equator.
System 91B, a tropical low pressure area, has been lingering over southwestern India since May 8. The storm's eastern quadrant remains over the region, while its western quadrant extends into the Northern Indian Ocean. Maximum sustained winds are estimated at 10-15 knots.
Tropical Cyclone Jack had weakened to a tropical depression when NASA's TRMM satellite passed above on April 22, 2014. Rainfall rates reached over 130mm/hr near the center, while wind shear continued to impact the system, ultimately leading to its dissipation in the Southern Indian Ocean by April 23.
Tropical Cyclone Jack weakened significantly after two observations by NASA's TRMM satellite on April 21, with maximum sustained winds dropping from 90 knots to 30 knots. Rainfall rates reached up to 197 mm/hr, indicating a powerful storm before its final weakening.
Tropical Cyclone Jack strengthened quickly after forming on April 20, but strong vertical wind shear is expected to weaken the storm. The Joint Typhoon Warning Center notes that despite this, the storm continued to build thunderstorms and elongate to the southeast.
Tropical Cyclone Ita weakened to a tropical storm after making landfall in northeastern Queensland, Australia. NASA's TRMM and Suomi NPP satellites captured imagery of the storm's elongating structure and heavy rainfall rates.
Tropical Cyclone Ita has intensified to a Category Four hurricane with winds near 132 mph, threatening catastrophic damage and power outages in Queensland. NASA's Terra satellite captured visible images of the storm, revealing powerful thunderstorms and heavy rainfall rates reaching up to 163 mm/h.
Tropical Cyclone Ita intensified with a large eye feature and sustained winds of 65 knots/75 mph. Rainfall analysis revealed rain falling at over 99 mm/h within its feeder bands.
Tropical Cyclone Ita is strengthening due to increased wind speeds and cold cloud top temperatures detected by NASA's Aqua satellite. The storm's center is consolidating, surrounded by strong thunderstorms, and is expected to move towards Queensland, Australia over the next three days.
Tropical Cyclone Peipah passed Palau on April 5, weakening to a tropical depression with sustained winds near 25 knots. The storm is expected to make landfall in northeastern Mindanao before moving through the central or Visayas region.
Tropical Cyclone Ita developed near the Solomon Islands and strengthened into a tropical storm on April 5. NASA satellite imagery revealed strong convection and thunderstorms surrounding its center of circulation near Papua New Guinea.
Tropical Depression 05W is a newly formed storm in the northwest Pacific Ocean with good circulation and strong convection around its center. The depression is expected to strengthen into a typhoon by April 7 as it moves through southern Micronesia towards the Philippines.
Tropical Cyclone Hellen rapidly weakened after hitting Madagascar, but its remnants showed signs of life in the Mozambique Channel. TRMM satellite data revealed strong convective thunderstorms with heavy rainfall rates up to 75 mm/h, indicating potential regenerating activity.
Tropical Cyclone Hellen's heavy rain rates were detected by NASA's TRMM satellite, with rainfall rates reaching over 44 mm/hour near its eye. The storm's remnants re-emerged in the Mozambique Channel, posing a potential regrowth threat.
Tropical Cyclone Hellen made landfall in west central Madagascar, with powerful thunderstorms and cloud top temperatures exceeding -63F/-52C. The storm developed in the Mozambique Channel and rapidly intensified into a Category IV cyclone before making landfall.
Tropical Cyclone Gillian reached Category 5 hurricane status with winds of over 140 knots when NASA's TRMM satellite passed overhead on March 23. Data analysis revealed intense storms and heavy rainfall, but the storm weakened to a tropical storm by March 26.
Wind shear is responsible for weakening Tropical Cyclone Gillian from hurricane to tropical storm strength, according to NASA's Aqua satellite image. The storm's maximum sustained winds were near 60 knots on March 26, and it is expected to dissipate by the same day.
Tropical Cyclone Gillian's maximum sustained winds peaked at 140 knots/161.1 mph/259.3 kph on March 23 as it pulled away from Indonesia. The storm began to weaken due to upper-level northwesterly wind shear and a mid-level trough approaching its path.
Tropical Cyclone Gillian has re-formed just south of Java, Indonesia, with improved central convection and symmetric shape. The cyclone is expected to intensify to hurricane-force over the Southern Indian Ocean.
The TRMM satellite has been monitoring the persistent remnants of Tropical Cyclone Gillian since its formation in March 2014. The storm's coherent remnants have moved westward over 2,700 km and are re-organizing in the Southern Indian Ocean.
Tropical Cyclone Mike formed and strengthened rapidly before transitioning into an extra-tropical system. The storm's remnants were visible on NOAA's GOES-West satellite imagery, appearing as a wisp of clouds by March 20.
The remnants of Tropical Cyclone Gillian have moved into the Indian Ocean and triggered warnings for parts of Indonesia. NASA's Aqua satellite captured a visible image of the re-organizing tropical low pressure area, showing it to be well-defined and consolidated.
Tropical Storm Mike formed in the Southern Pacific Ocean on March 19, according to NOAA's GOES-West satellite. The storm has generated warnings for the Southern Cook Islands and is expected to move quickly to the south-southeast before potentially becoming extra-tropical.
NASA's TRMM satellite spotted towering thunderstorms and heavy rainfall in the remnants of Tropical Cyclone Gillian, indicating some power still present. The storm is expected to move west across the Timor Sea away from Northern Territory.
Tropical Cyclone Gillian has returned to a remnant low status after passing north of Australia's Top End. The system is surrounded by dry air, sapping its ability to generate thunderstorms.
TRMM satellite data shows heavy rainfall rates and powerful thunderstorms in the northeast Gulf of Carpentaria, indicating a potential rebirth of Tropical Cyclone Gillian. The system is expected to intensify over the next 24-36 hours, posing gusty winds and heavy rainfall to coastal communities.
NASA's Aqua satellite captured infrared data on Tropical Cyclone Lusi, revealing it had become a cold-core system with strongest winds spreading out. The storm is expected to bring gale-force winds and heavy rain to Northern New Zealand, particularly around North Cape.
Tropical Cyclone Lusi battled vertical wind shear pushing precipitation away from its center. The storm showed strongest thunderstorms being pushed south of the circulation center.
Tropical Cyclone Gillian weakened to a remnant low pressure area after landfall in Queensland, but satellite data indicates it may be intensifying. A compact storm system is forming, with thunderstorms developing along the southern quadrant, and the Joint Typhoon Warning Center has upgraded its chances of re-forming.
Tropical Cyclone Lusi intensified to hurricane force near Vanuatu, bringing heavy rain, thunderstorms, and potential flooding. The storm is expected to weaken on March 13 before transitioning into an extra-tropical storm.
NASA's Aqua satellite captured a visible image of Tropical Cyclone Hadi's remnants on March 12, showing the strongest thunderstorms south of the center. The Joint Typhoon Warning Center downgraded the potential for significant tropical cyclone development to low due to marginal environment and weak model development.