Articles tagged with Convection
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The NASA Aqua satellite captured an infrared image of Tropical Storm Meari and Tropical Depression Haima on June 22. The image showed large areas of strong thunderstorms and convection, indicating rainfall rates of up to 2 inches per hour in both storms.
NASA's Atmospheric Infrared Sounder captured a weakened Tropical Depression 06W with scattered convection and decreased winds. The storm is expected to barely maintain tropical depression strength before making landfall near Hainan Island, China.
NASA has confirmed Tropical Depression 05W (TD05W) as the fifth NW Pacific tropical depression, bringing rainfall to the northwestern Philippines. The storm is expected to intensify into a tropical storm and move toward southern China.
System 98A has intensified due to warm waters of the Arabian Sea and reduced convection inhibiting effects, with cold cloud tops indicating heavy rainmaking capabilities. The system is forecast to drift northwest and may strengthen into a tropical storm within 24 hours.
A low-pressure system in the Eastern Pacific is organizing and showing strong convection, indicating a good chance of development. The National Hurricane Center predicts a 90% chance of formation over the next two days.
Typhoon Songda has weakened due to adverse wind conditions, but still poses a threat to Taiwan and Japan. The storm's cloud tops are warming, indicating weakening convection and thunderstorms.
Tropical Storm Songda has strengthened over the past few days, with maximum sustained winds reaching 69 mph. The storm is expected to continue intensifying, but its center will remain offshore from Luzon, Philippines. Gusty winds, heavy rainfall, and rough surf are forecast for the western side of the storm.
A new study from the University of Cambridge shows that simple chemical reactions can delay or prevent CO2 from spreading in deep saline rock formations. The findings have implications for carbon sequestration methods and may enable engineers to manipulate reaction strength to enhance storage.
Sub-Tropical Storm Arani formed in the South Atlantic, strengthening from a low-pressure area with strong convection and thunderstorms. The storm was characterized by cold temperatures and heavy rainfall off-shore, moving away from Brazil's coast over the next couple of days.
System 96P is developing tropically near Vanuatu, with strong convection and tropical cyclone warnings issued by the government. Infrared satellite imagery shows increased deep convection over a low-level circulation center, but wind shear may weaken the storm.
New research reveals the Earth's core is rotating at a rate of approximately 1 degree every million years, much slower than previously estimated. This finding provides insight into the evolution of the Earth's magnetic field and has implications for simulations of the outer core's convection.
Tropical Storm Bingiza continues to impact western Madagascar, with strong thunderstorms and heavy rainfall reported over the region. The storm's cloud tops reached temperatures as low as -52 degrees Celsius, indicating strong convection and thunderstorms.
A low pressure area known as System 99S is strengthening in the Timor Sea, just 20 miles from Darwin, Australia. Forecasters predict the system will become a tropical depression or storm due to warm ocean surface temperatures.
Infrared imagery from NASA's Aqua satellite shows strong convection and thunderstorms in System 96S, indicating potential for strengthening. The system is located in warm sea surface temperatures, ideal for intensification.
Tropical Depression Anthony, weakened but still forecasted to strengthen, is moving west toward Queensland, Australia. The storm's convection is currently weak, but may change in the next 24-36 hours as it moves into a more favorable area.
The TRMM satellite provided a 3-D image of Vania with thunderstorms reaching 15 kilometers high, while Aqua satellite infrared data showed strongest convection over open waters. Tropical Storm Vania is forecast to move south and brush New Caledonia before weakening due to wind shear and cooler sea temperatures.
Researchers at the University of Wisconsin-Madison found that satellite data can significantly improve forecast accuracy for thunderstorms, which can bring intense rain, hail, lightning, and tornadoes. By incorporating upper atmosphere conditions into storm prediction models, scientists can better anticipate severe weather events.
System 94B is creating heavy rainfall near India's southeastern coast with strong wind shear pushing convection northwest of its center. Heavy rain has been reported in the state of Tamil Nadu, with intense storms producing over 50mm/hr rainfall.
A new study finds that rising ocean temperatures are causing the threshold sea surface temperature for hurricanes and tropical thunderstorms to rise, potentially leading to more frequent hurricanes. The study's findings support climate model simulations and provide strong evidence of tropical atmosphere warming.
Tropical Storm Tomas is intensifying under favorable conditions, with convection increasing and wind shear weakening. The National Hurricane Center forecasts Tomas will continue strengthening until Friday, potentially becoming a hurricane and threatening Haiti.
Tropical Depression 14W forms near Hainan Island, China, with strong thunderstorms and rapid wind shear detected by NASA's Aqua satellite. The depression's organization and punch are being weakened by wind shear, which is expected to make it turn north-northeast before making a brief landfall in southern China.
Tropical Depression Lisa is expected to strengthen into a tropical storm due to increased convection, but faces challenges from dry air and wind shear. The National Hurricane Center forecasts a 'triple header' threat for Lisa after Friday.
Typhoon Fanapi is approaching Taiwan with strong convection and a tight circulation center, reaching speeds of 97 mph. NASA's Aqua satellite data shows the typhoon consolidating, with a 11-mile-wide eye and a small gap in the eyewall.
Hurricane Igor is a monstrous storm, stretching over 500 miles in diameter. Maximum sustained winds near 145mph indicate weakening, but the hurricane remains powerful and expected to hit Bermuda in the next few days.
Tropical Storm Julia was born on September 12 with strong convection and heavy rainfall, powered by a cold core that reached temperatures as low as -63°F. The storm is expected to strengthen over the next few days, potentially reaching hurricane status.
Tropical Depression Nine strengthened into Tropical Storm Gaston before weakening back into a depression due to dry and stable air. The storm's compact circulation showed high, cold thunderstorm cloud tops reaching -63 degrees Fahrenheit.
NASA's Atmospheric Infrared Sounder (AIRS) instrument captured an infrared image of Tropical Depression 9 showing high thunderstorm cloud tops and strong convection. The depression formed in the Atlantic Ocean with maximum sustained winds near 35 mph, moving west at 15 mph.
NASA's Aqua satellite captured infrared imagery showing two areas of strong convection north and south of Fiona's center, with cloud tops as cold as -63 degrees Fahrenheit. The storm is intensifying, bringing tropical storm conditions to the Northern Leeward Islands with potential rainfall accumulations of 1-3 inches.
Tropical Storm Frank has strengthened with increasing convection and tightening thunderstorm bands. NASA's TRMM satellite revealed a deep eye wall and microwave data confirmed the storm's west-northwest trajectory. Heavy rainfall is expected over south-central Mexico, with potential flash floods and landslides.
Tropical Depression Five's remnants have re-emerged in the Gulf of Mexico, with NASA satellites tracking its thunderstorms and potential for rebirth. The system has a 60% chance of developing into Tropical Depression 5 again, bringing heavy rainfall and gusty winds to coastal areas.
Tropical Storm Dianmu made a quick track over South Korea and entered the Sea of Japan, with NASA's Aqua satellite capturing its infrared image. The storm is transitioning into an extra-tropical storm due to increasing vertical wind shear and cooler sea surface temperatures.
Tropical Storm Colin formed after strengthening from Tropical Depression 4, with maximum sustained winds near 40 mph and no expected impact on land areas. The storm is moving west-northwest at 23 mph and is forecast to pass northeast of the Leeward Islands late Wednesday and early Thursday.
Chanthu, a tropical storm, made landfall in southeastern China and began to weaken, according to NASA infrared imagery. The storm's cloud temperatures and convection are decreasing, indicating reduced intensity.
Tropical Storm Chanthu is forecasted to make a landfall south of Hong Kong due to dry air and increased wind shear. Infrared imagery shows strong convection from northeast to southwest, but missing on the west side of the storm.
Tropical Depression 6E has been downgraded to a remnant low pressure system in the Eastern Pacific Ocean. It's now being stretched by strong vertical wind shear and moving into cooler waters, making strengthening back into a tropical storm unlikely.
NASA's infrared satellite image shows strong thunderstorms in Tropical Storm Conson. The storm is being pushed southwest due to a subtropical ridge over China, forcing it to take a more southern route and eventually make landfall in northern Vietnam.
Tropical Depression 6-E has formed in the Eastern Pacific Ocean and is struggling to organize due to moderate to strong wind shear. The storm's maximum sustained winds are near 35 knots (38 mph), and it is expected to continue moving west-northwestward over the weekend.
The TRMM satellite detected scattered moderate to strong convection southwest of Darby's center, with isolated strong convection also seen over the Gulf of Tehauntepec. Darby's remnants are expected to weaken and move northwest towards Caribbean Tropical Storm Alex.
Tropical Storm Darby formed rapidly in the Eastern Pacific Ocean, with NASA's Aqua satellite capturing strong convection indicating speedy strengthening. The storm is expected to strengthen further and make landfall in Mexico within the next 48 hours, prompting residents to monitor its track.
NASA's Aqua and Terra satellites captured images of Tropical Storms Blas and Celia in the Eastern Pacific Ocean on June 19 and 20. The imagery revealed that Convection in Blas was waning while convection in Celia increased, indicating strengthening.
Tropical Storm Blas exhibited areas of very high, frigid clouds near the storm center. Convection strengthened quickly by June 18 morning.
System 92L is showing signs of organization in the Atlantic Ocean, with strong convection and cold thunderstorms. The National Hurricane Center gives it a 60% chance of developing into a tropical depression within the next two days.
NASA's Aqua satellite captures infrared image of System 93W, showing a comma-like area of showers and thunderstorms with two areas of strong convection. Forecasters predict a good chance for development in the next 24 hours as the system moves southeast of Hong Kong.
Tropical Storm Omais is rapidly losing strength in the northwestern Pacific Ocean, with maximum sustained winds near 39 mph. The system is expected to become fully extratropical on Saturday as it moves north-northeastward at 12 mph.
Cyclone Imani has developed a 'tail' of clouds and reached category one status due to strong winds. The storm's movement is expected to lead to its dissipation within two days.
Tropical Storm 02W is moving northwestward, weakening due to a trough and increasing vertical wind shear. High surf and swells are expected to persist along all shores in Micronesia until Wednesday morning, posing a risk of coastal inundation and hazardous marine conditions.
Tropical Cyclone 21S is a compact storm about 90 miles in diameter, with maximum sustained winds near 46 mph. The storm is moving southwest at 8 mph and is expected to be short-lived due to vertical wind shear, posing no threat to land areas.
Tropical cyclone 20P has strengthened into a tropical storm in the South Pacific Ocean, with a large cluster of high, cold thunderstorms around its center. The storm is moving west at 7 mph and has maximum sustained winds near 52 mph.
Tropical Storm Hubert has strengthened into a low pressure system making landfall in eastern Madagascar with maximum sustained winds near 39 mph. The storm is expected to bring moderate to heavy rainfall and gusty winds to the capital city and surrounding areas.
Forecasters believe a low-pressure area off Madagascar's east coast has conditions ripe for development into a tropical storm. The system is being monitored due to its warm waters and improved banding of thunderstorms.
Tropical Cyclone Rene brought maximum sustained winds near 100mph, causing power outages and heavy rainfall to Nuku'alofa. The storm is now moving over cooler waters, leading to its expected dissipation in the next couple of days.
The 16th South Pacific cyclone has formed and is strengthening, with maximum sustained winds near 52 mph and a projected path towards Port Louis and Reunion Island. Residents are advised to monitor local forecasts and prepare for potential impacts.
NASA's Aqua satellite captured an infrared image of Tropical Depression Fami on Feb. 3, showing the storm elongating and losing its circulation after crossing Madagascar. The system has dissipated significantly due to friction from mountainous terrain, with only a slight chance it could briefly regain life.
NASA's TRMM and Aqua satellites observe TD11S's rainfall patterns and temperatures, indicating it is becoming extra-tropical. The storm's center is fully exposed from the west, making it susceptible to drier air or wind shear that can weaken it.
The TRMM satellite captured a clear picture of Tropical Storm Edzani's current state, revealing heavy rainfall on the eastern side and minimal convection on the western side. The storm is weakening and transitioning into an extra-tropical storm, but forecasters are monitoring its movement back over warmer waters for possible regeneration.
NASA satellites capture images of Cyclone Cleo's strong convection and rainfall patterns. The storm is larger than 230 miles in diameter with hurricane-force winds extending 45 miles from its center.
Scientists have discovered that extremely strong turbulent convection can lead to two distinct states of heat transport, defying the previously established law. The researchers found an exponential increase in heat transport that decreases by a power of two as the turbulence strengthens.
Tropical Depression Nida is weakening due to cool, dry air and wind shear, while System 97W is gaining organization and strengthening in a better atmospheric environment.
Nida's center of circulation is exposed and the storm is losing its circular shape due to wind shear. System 97W is showing signs of potential tropical cyclone formation, with forecasters upgrading its likelihood to 'fair'.
TD97W is tracking south-southwesterly through Tabaco City, Ligao, Oas, and Naga City into the Ragay Gulf, bringing rains to Kalibo, Roxas City, and San Jose de Buenavista. The storm's convection has waned, and it is dissipating due to a lack of thunderstorm formation.