NASA's TRMM Satellite sees Cyclone Victoria being blown apart
Cyclone Victoria was torn apart by strong wind shear, with TRMM spotting limited rainfall areas. The storm dissipated due to interaction with cool waters.
Tropical Cyclones
Articles tagged with Tropical Cyclones
NASA satellite imagery shows Cyclone Imelda one-sided
New NASA satellite imagery shows Cyclone Imelda's strongest thunderstorms and precipitation located east of the storm's center. An upper-level trough is causing subsidence, preventing clouds from forming as air sinks to the surface.
NASA sees Cyclone Victoria developing an eye
Cyclone Victoria intensified overnight with a tighter storm circulation and possible eye formation, according to NASA imagery from April 10, 2013. The cyclone is located near Australia, moving south-southeast at 8 knots, and is in an area of low wind shear but will face increased wind shear as it heads further south.
NASA satellite image sees Cyclone Victoria looking like a 'J' from space
Cyclone Victoria appears as a 'J' shape due to thunderstorms wrapping around the eastern side of the storm. The cyclone is weakening rapidly due to wind shear and dropping sea surface temperatures.
NASA sees Cyclone Tim develop in the Coral Sea
Cyclone Tim has matured into Tropical Storm Tim over the Coral Sea, with NASA tracking its movement and predicting intensification. The storm is expected to pass east of Willis Island and then head toward Queensland Australia's east coast.
NASA sees large decrease in Cyclone Sandra's rainfall intensity
NASA's TRMM satellite detected a significant drop in rainfall intensity of Cyclone Sandra from March 11 to 13, with the heaviest rain falling south of the storm's center. The weakening tropical cyclone moved into an area of high wind shear and cold sea surface temperatures, expected to transform it into a cold-core system.
NASA's TRMM satellite sees Tropical Cyclone 19P form
Heavy rainfall rates of 2 inches/50 mm per hour were observed around the center of circulation, with powerful thunderstorms reaching heights of 9.3 miles (15 kilometers). The tropical storm strengthened and moved east-northeast at 11 knots (12.6 mph/20.3 kph), affecting New Caledonia by March 11.
NASA infrared data shows Tropical Cyclone 18S still battling wind shear
NASA's Aqua satellite data reveals Tropical Cyclone 18S continues to experience wind shear, pushing precipitation away from its center. The storm's main convection is being hindered by strong easterly vertical wind shear, affecting its ability to consolidate and intensify.
NASA sees Cyclone Rusty threatening Western Australia
Cyclone Rusty is a large tropical cyclone approaching Western Australia, causing warnings and alerts for residents. The storm's slow movement will result in higher than usual rainfall and flooding, as well as very rough surf and coastal erosion.
NASA spots active Southern Indian Ocean's Tropical Storm 18S
Tropical Storm 18S formed over the weekend of Feb. 23-24 with maximum sustained winds near 35 knots (40 mph) and powerful thunderstorms around its core. The storm is currently headed in a similar direction to Cyclone Rusty, which is nearing landfall in northwestern West Australia.
NASA saw Tropical Storm Haruna come together
Tropical Storm Haruna formed on Feb. 19 after four days of organization, with maximum sustained winds near 35 knots. NASA satellites provided visible and infrared imagery that helped forecasters track the system's development.
NASA satellite sees Cyclone Gino's rainfall shoved southward
Cyclone Gino's rainfall is being pushed away from its center due to vertical wind shear. The heaviest rain fell southeast of the center at 2 inches per hour. Cyclone Gino may weaken quickly as it transitions into an extra-tropical storm.
NASA sees Tropical Cyclone 15S form in So. Indian Ocean
Tropical Cyclone 15S formed from System 92S on Feb. 9 and intensified into a tropical storm on Feb. 11. The storm strengthened to hurricane force within two days, but is expected to weaken due to wind shear and cooler waters.
NASA eyes the birth of Tropical Cyclone Haley
Tropical Cyclone Haley formed on Feb 10 with maximum sustained winds strengthening to 45 knots, but convection weakened around the center. The storm moved southeast at 11 knots, then dissipated due to wind shear and cooler sea surface temperatures by Tuesday, Feb 12.
NASA sees the falling of Cyclone Felleng
Cyclone Felleng formed over the Mozambique Channel and transitioned into a cold core low pressure area, with NASA's TRMM satellite capturing its rainfall rates. The storm dissipated in the next couple of days as it moved south-southeast in the open waters of the Southern Indian Ocean.
NASA sees Cyclone Garry's strength peaking in South Pacific
Cyclone Garry's powerful thunderstorms fueled heavy rainfall over the open waters of the Southern Pacific Ocean. The storm was predicted to weaken while moving toward the southeast, eventually becoming an extra-tropical cyclone.
NASA sees Tropical Cyclone Garry continue to intensify
Tropical Cyclone Garry continues to intensify due to favorable conditions, with microwave satellite imagery confirming deep convection around its low-level circulation center. The storm is expected to briefly reach cyclone strength before wind shear weakens and dissipates it.
NASA catches the very brief life of Tropical Cyclone Peta
Tropical Storm Peta formed off the coast of Port Hedland, Australia on January 22, 2013, with rain rates reaching up to 94 mm per hour. The storm strengthened into a tropical depression before making landfall and dissipating over land, weakening its structure.
Infrared NASA imagery shows sinking air, elongation in Tropical Storm Emang
Tropical Storm Emang showed sinking air in its southwestern quadrant, weakening convection. The storm's low-level center became slightly elongated, hindering intensification, but forecasters expect improved atmospheric conditions to strengthen the storm.
NASA sees strength in newborn Tropical Cyclone Emang
Tropical Cyclone Emang developed with strong convection and moderate to heavy rainfall around its center. The storm is expected to slowly intensify over the next couple of days as it travels over open ocean, reaching peak intensity by the end of the week.
NASA gets an eyeful from major Cyclone Narelle affecting Western Australia
Tropical Cyclone Narelle has formed a well-formed storm center with an approximately 15 nautical mile-wide eye, according to NASA's Terra satellite. The cyclone's maximum sustained winds have increased to 115 knots, making it a Category 4 hurricane on the Saffir-Simpson Scale.
NASA sees Tropical Cyclone Narelle approaching Western Australia coast
Tropical Cyclone Narelle is gaining strength as it approaches the northern coast of Western Australia, with NASA tracking its movement and expected impact. The cyclone is predicted to bring heavy rainfall and rough seas, posing a threat to coastal communities and causing erosion and flooding.
NASA sees Tropical Cyclone Narelle intensifying
Tropical Cyclone Narelle is intensifying as it moves southwest paralleling the Western Australian coastline, according to NASA satellite imagery. The cyclone is expected to strengthen over the next two days, bringing gales with gusts of up to 100 kph and heavy rainfall along the Pilbara coastline.
NASA sees Tropical Cyclone Narelle form in Southern Indian Ocean
Tropical Cyclone Narelle intensified into a tropical storm after NASA's TRMM satellite detected strong thunderstorms and 'hot towers' indicating intensification. The storm is expected to continue intensifying, potentially reaching wind speeds of 130 knots in three days.
Wind shear and dry air bashing Tropical Depression Sonamu
NASA's Aqua satellite detected a tropical depression with reduced cloud cover due to dry air, indicating a rapidly deteriorating low-level circulation center. The storm is expected to dissipate over the next couple of days in the South China Sea due to wind shear and dry air
NASA sees Cyclone Dumile moving over open ocean
Cyclone Dumile is moving southward over the open ocean, generating rough seas with wave heights of up to 32 feet. The storm's eye has become ragged, indicating it may weaken as it transitions to an extra-tropical storm.
NASA sees Tropical Depression Sonamu form near Philippines
Tropical Depression Sonamu forms in western North Pacific Ocean, located about 185 nautical miles northwest of Zamboanga, Philippines. The storm is expected to cross southern Palawan before moving into the open waters of the South China Sea.
2 NASA satellites see Cyclone Dumile over La Reunion and Mauritius
Cyclone Dumile made landfall on La Reunion and Mauritius, bringing heavy rain, strong winds, and rough seas. The storm's eye had formed by Jan. 2, with satellite imagery showing a ring of coldest clouds around the center.
NASA satellites saw Cyclone Freda's widening eye
Cyclone Freda intensified over the Southern Pacific Ocean due to warming waters, with NASA satellites measuring increased rainfall and a widening eye. The storm's maximum sustained winds reached 105 knots, posing a threat to Vanuatu with heavy rainfall and gusty winds.
NASA sees Cyclone Evan blown apart by wind shear
Cyclone Evan has been blown apart by strong wind shear, a rare and devastating occurrence for the region. The storm's remnants were captured by NOAA's GOES-15 satellite on December 20, revealing the extreme impact of wind shear on its structure.
NASA satellite finds an unusually tall storm-cell in Cyclone Evan
A NASA TRMM satellite found an unusually tall storm-cell in Cyclone Evan's eyewall, extending 17 km above the ocean surface. This rare feature was previously thought to occur only over land, but continuous observations have revealed its existence over the ocean.
A need to look again: TRMM satellite observations of Tropical Cyclone Evan
TRMM satellite data shows a complete eyewall in Tropical Cyclone Evan, suggesting rare system strength. Radar reflectivity analysis indicates the storm did not intensify despite a strong radar signal.
NASA sees Tropical Cyclone Evan batter and drench Samoan Islands
Tropical Cyclone Evan is intensifying, bringing hurricane-force winds and heavy rainfall to the Samoan Islands. The storm's clear eye wall is generating intense rainfall rates of over 80 mm per hour.
NASA sees intensifying tropical cyclone moving over Samoan Islands
Tropical Cyclone Evan's eye-like structure was observed on Dec. 11 by TRMM's Precipitation Radar, indicating powerful storms and heavy rainmakers. By Dec. 13, Evan had intensified, with maximum sustained winds reaching 90 knots, and its eye being approximately 6 nautical miles wide.
NASA casts infrared eye on Southern Indian Ocean's Tropical Cyclone Claudia
Tropical Cyclone Claudia is currently located near 14.3 south latitude and 75.4 east longitude, about 445 nautical miles south of Diego Garcia. The storm is expected to weaken over the weekend due to cooler waters and increasing vertical wind shear.
NASA spots heavy rainfall in Tropical Depression 26W threatening Micronesia
Tropical Depression 26W is threatening islands within Micronesia with heavy rain and strong winds. NASA's TRMM satellite imagery showed large, fragmented thunderstorms containing heavy rain and towering convective towers indicating intensification.
NASA sees Tropical Depression Nilam blanket southern India
Tropical Depression Nilam has covered southern India with its clouds, stretching from Chennai to Kerala, according to NASA's MODIS image. Heavy rainfall is expected over Rayalaseema, Karnataka, and south coastal Andhra Pradesh before the storm dissipates.
ASA infrared eye sees tropical cyclone Nilam soak Sri Lanka
Tropical Cyclone Nilam brought heavy rainfall to Sri Lanka, with cloud top temperatures as cold as -63F (-52C), indicative of intense storms. The cyclone's center was forecast to make landfall in Tamil Nadu, India, on October 30.
NASA's TRMM satellite analyzes Hurricane Sandy in 3-D
The TRMM satellite provided valuable insights into Hurricane Sandy's properties, including a weak eyewall with modest precipitation and relatively light updrafts. The satellite also detected vigorous storm cells in the super-sized rainband extending to the west and north of the hurricane's center.
NASA sees warming cloud tops indicating Tropical Storm Tony weakening
Tropical Storm Tony is weakening as its cloud top temperatures rise, signaling a shift towards dissipating over the weekend. The storm's organization and deep convection are being disrupted by strong winds and cooler waters, leading to its expected dissipation on October 27-28.
NASA saw Tropical Storm Murjan making landfall on the Horn of Africa
Tropical Storm Murjan made landfall on October 25 in eastern Somalia, just south of Cape Guardafui. The storm's western half brought thunderstorms with cloud top temperatures as cold as -63F (-52C), potentially leading to heavy rainfall.
NASA's TRMM satellite sees birth of Arabian Sea cyclone
The TRMM satellite monitored rainfall and towering clouds as the first tropical cyclone of the season formed in the Arabian Sea. Rainfall rates reached up to 41 mm/hour, with thunderstorms surrounding the center of the storm.
NASA sees 18th Atlantic depression form
Tropical Depression 18 (TD18) formed in the southwestern Caribbean Sea on Oct. 22, according to NASA's TRMM satellite. The depression has a 'hot towering' thunderstorm indicating potential intensification within 6 hours.
NASA sees extra-large, now extra-tropical storm Prapiroon fading
Prapiroon, a large and powerful storm in the western North Pacific, has transitioned into an extra-tropical cyclone. The storm is expected to weaken over the next few days, eventually fading away from view.
NASA catches last image of Rafael as a hurricane, now merged with front
Hurricane Rafael's northwestern fringe clouds brushed Nova Scotia, Canada, just days before merging with the cold front, generating life-threatening ocean swells. The storm's transformation into an extra-tropical cyclone was characterized by a shift in its core system.
Tropical cyclones are occurring more frequently than before
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.
NASA sees mostly moderate rainfall in Tropical Storm Maria
Tropical Storm Maria has a large area of moderate to heavy rainfall, with most rain occurring northeast of the storm's center. The TRMM satellite measured rainfall rates between 0.78-1.57 inches/hour and 2 inches/hour in a small area.
NASA sees Tropical Cyclone Anais headed near La Reunion Island
Tropical Cyclone Anais has strengthened over the weekend of Oct. 13-14, packing sustained winds near 100 knots. The storm is expected to move past La Reunion Island while weakening due to cooler waters and increased wind shear in the coming days.
NASA spots first tropical cyclone of southern indian ocean season
The first tropical cyclone of the Southern Indian Ocean season has been spotted by NASA's TRMM satellite, with maximum sustained winds near 35 knots. The system is expected to continue intensifying over the next three days before wind shear increases.
NASA sees brief life of Tropical Storm Olivia
Tropical Storm Olivia formed on Oct 6, 2012, near Baja California, but weakened due to adverse atmospheric conditions. The storm dissipated as a remnant low-pressure system on Oct 9, with maximum sustained winds of 35 mph.
NASA eyes Typhoon Prapiroon intensifying
Typhoon Prapiroon intensified into a typhoon with maximum sustained winds near 75 mph on Oct. 9, according to NASA satellite imagery. The storm's eye feature was spotted using microwave imagery, indicating it is expected to continue intensifying over the next several days.
NASA's HS3 mission thoroughly investigates long-lived Hurricane Nadine
The HS3 mission has provided valuable insights into the characteristics of long-lived tropical cyclones like Hurricane Nadine. The Global Hawk aircraft gathered data on Nadine's winds, temperature, and humidity, helping scientists understand how these storms can intensify despite being affected by dry air and strong westerly winds.
NASA notes Nadine now no more
NASA's TRMM satellite observed very little rainfall in Nadine on its final pass before dissolution on October 4, 2012. Nadine was producing light to moderate rainfall east of its center when a cold front approached, contributing to its demise.
NASA notes Nadine now no more
Nadine, a tropical cyclone, was monitored by NASA's TRMM satellite before its dissipation on October 4, 2012. The satellite showed minimal rainfall remaining in the storm, indicating its impending demise.
NASA sees Tropical Storm Gaemi's heaviest rainfall around center
NASA's TRMM satellite observed the heaviest rainfall in Tropical Storm Gaemi surrounding its center, with rates reaching 2 inches per hour. The storm is expected to make landfall south of Hue, Vietnam on October 6, bringing deteriorating coastal conditions.
NASA sees Tropical Storm Maliksi put final touches on Japan
Tropical Storm Maliksi put the finishing touches on Japan by brushing its northern Tohoku and Hokkaido prefectures. The storm is transitioning to an extra-tropical cold core system, expected to become a cold-core storm later.
NASA infrared data compares Super Typhoon Jelawat with Tropical Storm Ewiniar
The study used NASA's Aqua satellite to compare the two storms, showing Jelawat's strong circulation and cold cloud top temperatures, while Ewiniar appears asymmetrical with a long 'tail' of thunderstorms.
Category 2 Hurricane Miriam Seen in East Pacific by NASA satellite
Hurricane Miriam's visible image revealed by NASA's MODIS instrument showed a 30-nautical-mile wide eye covered by high clouds. The storm is currently a Category 2, with slow weakening forecasted over the next 48 hours.
Satellite spots Tropical Storm Nadine and 2 developing lows
Tropical Storm Nadine has cleared of convection, indicating a decrease in thunderstorms. A low-pressure area is forming in the central Atlantic, while another in the eastern Pacific shows promising signs of organization and warm sea surface temperatures.
Tropical cyclones in the Arabian Sea have intensified due to earlier monsoon onset
Tropical cyclones in the Arabian Sea have intensified since 1997, attributed to decreased vertical wind shear. The earlier occurrence of these storms is linked to a warming Asian landmass and an advanced southwesterly monsoon onset. This shift creates more favorable conditions for tropical cyclone formation and intensification.