Articles tagged with Hurricanes
Tropical Storm Florence is experiencing temporary wind shear, causing cloud top temperatures to warm, but forecasters predict it will restrengthen into a hurricane over the weekend. Large swells are expected to affect the US East Coast and Bermuda, resulting in life-threatening surf and rip currents.
Hurricane Olivia's eye is clearly visible in infrared imagery from NASA's Aqua satellite, surrounded by extremely cold cloud top temperatures of minus 63 degrees Fahrenheit. The storm is moving west-northwest at 15 mph with maximum sustained winds near 125 mph and is expected to weaken slowly through the weekend.
The GPM core satellite revealed heavy rainfall rates of 50 mm/h near the eye of Hurricane Florence, with storms producing rain at a rate of 2 inches per hour. The satellite also provided estimates of storm heights using data from geostationary satellites and radar.
The Global Precipitation Measurement mission found heaviest rainfall rates at 1.5 inches per hour around the storm's compact eye. Hurricane-force winds extend up to 25 miles from the center, while tropical-storm-force winds reach 115 miles out.
Hurricane Norman's stronger storms have expanded beyond its center, with cloud top temperatures reaching minus 70 degrees Fahrenheit, capable of generating heavy rainfall. The storm is forecast to pass 200-300 miles northeast of the main Hawaiian Islands, bringing large and potentially dangerous surf.
Tropical Storm Gordon has the potential to generate heavy rainfall as it moves inland over several days, according to NASA's Aqua satellite data. The storm's cloud top temperatures indicated by the Atmospheric Infrared Sounder instrument were as cold as minus 63 degrees Fahrenheit, suggesting a high risk of heavy rainfall.
Hurricane Norman rapidly intensified from 85 to 115 mph with Norman now a category 3 hurricane on the Saffir-Simpson scale. The center of the storm is located near latitude 19.5 degrees north and longitude 147.7 degrees west, moving towards the west-northwest.
Hurricane Olivia has weakened to a Category 2 storm with decreasing maximum sustained winds of near 110 mph, indicating reduced strength. The National Hurricane Center expects continued slow weakening over the next few days.
Hurricane Florence strengthened into a major hurricane, with maximum sustained winds estimated at 120 mph (195 kph), according to NASA-NOAA's Suomi NPP satellite observations. The storm is expected to gradually weaken and then re-strengthen through the weekend.
NASA's Aqua satellite found three areas of strongest storms east of Gordon's center, indicating heavy rainfall potential. The storm's cloud top temperatures were near minus 70 degrees Fahrenheit, capable of generating heavy rainfall.
Cold cloud top temperatures near minus 70 degrees Fahrenheit indicate heavy rainfall potential for Hurricane Olivia.
Hurricane Miriam is tracking north through the Central Pacific Ocean, with cloud top temperatures reaching as cold as minus 80 degrees Fahrenheit. Rapid weakening is expected to begin later today and continue through Sunday, with Miriam becoming a post-tropical remnant low pressure area.
Hurricane Norman's strongest thunderstorms are located southeast of its center, with cloud top temperatures as cold as minus 80 degrees Fahrenheit. This indicates the potential for heavy rain generation, and the storm is expected to remain powerful through next week.
Researchers observed hurricane storm tops circling at very low temperatures, indicating intense energy and heavy rainfall potential. These findings provide critical insights into the dynamics of powerful storms.
Typhoon Jebi, a category 4 hurricane, is expected to strengthen and maintain its strength for one and a half days before weakening on September 1. The storm has a small eye and deepening convection, with warm sea surface temperatures and low vertical wind shear favoring continued intensification.
Hurricane Miriam is moving northwestward across the Central Pacific, with maximum sustained winds near 80 mph. The storm is expected to intensify today and then rapidly weaken by Saturday night, remaining far away from land.
Post-Tropical Cyclone Lane has ceased to be a tropical cyclone and will dissipate soon after hitting record-setting rainfall on the Hawaiian Islands. The NASA-NOAA Suomi NPP satellite captured a visible image of its final hours, showing wind shear taking its toll on the storm.
Tropical Storm Norman is rapidly intensifying, with maximum sustained winds reaching near 60 mph, and a high chance of becoming a hurricane by Thursday. The storm's infrared satellite signature indicates significant strengthening over the next couple of days.
Tropical Depression 16E formed in the Eastern Pacific Ocean, with coldest cloud tops reaching minus 70 degrees Fahrenheit. The depression is expected to strengthen into a tropical storm and potentially become a hurricane by Thursday.
NASA's Aqua satellite detected slight improvement in Tropical Storm Miriam's cloud pattern and convective organization on Aug. 27. The storm still exhibited wind shear effects, with coldest cloud top temperatures reaching -63 degrees Fahrenheit.
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.
Hurricane Lane is expected to produce total rain accumulations of 10 to 20 inches, with localized amounts up to 40 inches possible over Hawaiian Islands. The slow movement of the storm increases the threat for prolonged heavy rainfall and extreme rainfall totals.
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.
The GPM core observatory satellite analyzed rainfall rates and cloud heights of Hurricane Lane on Aug. 22, revealing very heavy rain occurring within the storm's eye wall. The satellite showed moderate to heavy rainfall extending outward from the storm's center, posing a threat to the Hawaiian Islands with powerful storms.
NASA's Terra satellite monitored Hurricane Lane's powerful storms, confirming strong thunderstorms capable of heavy rainfall. The storm is expected to make a turn toward the Hawaiian Islands, bringing large swells and excessive rainfall that could lead to flash flooding and mudslides.
The GPM satellite provided highly accurate information about precipitation within Hurricane Lane, revealing intense feeder bands and eye wall storms. Rainfall rates reached over 89 mm/hour near the hurricane's eye, with some areas dropping rain at a rate of over 143 mm/hour.
A GPM satellite scan revealed Hurricane Lane's strengthening to a Category 2 hurricane, with intense rainfall rates of over 128 mm/hour and towering cloud heights. The storm's formation eye wall was accurately mapped using the satellite's radar data.
A University of Rhode Island professor has discovered that lizards with shorter hind legs are more likely to survive hurricanes due to their ability to cling to vegetation. This unexpected finding suggests that natural selection may be at play, favoring traits that enhance survival during extreme weather events.
Tropical Storm Ernesto has brought light to moderate rainfall to the eastern Atlantic, with the Global Precipitation Measurement mission (GPM) detecting rainfall rates of up to 1.2 inches per hour. The storm is expected to become post-tropical and move across Ireland and the UK on Saturday night.
Tropical Storm Lane is strengthening, with cloud top temperatures indicating strong thunderstorms capable of heavy rain. The storm's maximum sustained winds have increased to near 60 mph, and it is forecast to become a hurricane by tomorrow and potentially a major hurricane over the weekend.
NASA-NOAA's Suomi NPP satellite detected Tropical Depression 14E in the Eastern Pacific Ocean on August 14. The depression is moving west at 14 mph and is expected to become a tropical storm over the next few days, with gradual strengthening forecast.
Tropical Storm Kristy has a strong core with cloud top temperatures as cold as minus 70 degrees Fahrenheit, indicating powerful storms capable of heavy rain. The storm is moving north-northeast at 9 mph, with a turn expected later today and gradual weakening by Saturday.
Tropical Storm John weakened to a remnant low pressure area after moving over cool waters, indicating a loss of strength due to colder ocean temperatures. The storm's convection vanished, and it is now classified as a post-tropical cyclone, expected to dissipate in a couple of days.
NASA's Aqua satellite captured Hurricane Hector's large eye after it passed the Hawaiian Islands. The storm's cloud top temperatures were as cold as minus 70 degrees Fahrenheit, indicating strong storms capable of heavy rain. A tropical storm watch is in effect for Johnston Island, with swells expected to produce dangerous waves.
The Global Precipitation Measurement mission provided detailed coverage of hurricane John, revealing heavy rainfall in the eastern half of the hurricane. The satellite's radar data showed extremely heavy rainfall rates of over 2 inches per hour just east of John's eye, with storms reaching altitudes of up to 13.5 km.
Hurricane Hector maintains its major hurricane status as it moves south of Hawaii, with cloud top temperatures indicating strong storms capable of creating heavy rain. The National Weather Service predicts tropical storm conditions and large surf along the Big Island and Maui, prompting monitoring from interests in Johnston Island.
NASA's Aqua satellite captured an infrared image of Debby on Aug. 8, revealing three areas of strongest thunderstorms and cloud top temperatures as cold as minus 50 degrees Fahrenheit. The storm has transitioned from a subtropical to a tropical cyclone, with maximum sustained winds near 45 mph.
Hurricane Hector remains a Category 4 storm despite slight weakening, threatening the Big Island of Hawaii with hurricane-force winds and large swells. The storm is expected to pass 165 miles south of the island on Wednesday, bringing tropical storm force winds and potentially hazardous conditions.
Tropical Storm Ileana has weakened due to interaction with land and nearby Hurricane John, according to NASA's Aqua satellite data. The storm is moving toward the west-northwest at 23 mph, with maximum sustained winds near 50 mph.
The Global Precipitation Measurement mission observed Tropical Storm John's strengthening on August 6, 2018, with intense rainfall in feeder bands. The satellite's radar data revealed storm tops reaching heights above 13.7 km, indicating the storm's potential for intensification into a hurricane.
Tropical Storm John strengthened off southwestern Mexico's coast, with cloud top temperatures indicating strong storms capable of heavy rain. The storm is forecast to become a hurricane and produce life-threatening ocean conditions along the Mexican coast.
Hurricane Hector was observed in detail by NASA-NOAA's Suomi NPP satellite, providing forecasters with valuable information on its clouds and structure. The storm maintained its strength with sustained winds of 120 mph and an estimated central pressure of 962 millibars.
Tropical Storm Ileana is intensifying off the coast of Mexico, with cloud top temperatures reaching minus 80 degrees Fahrenheit. The National Hurricane Center predicts heavy rain and flash flooding in coastal areas, with possible isolated maximum amounts of 6 inches.
Scientists discovered a compact center surrounded by strong storms in Hurricane Hector using infrared satellite imagery. The coldest cloud tops circling the center were as cold as minus 70 degrees Fahrenheit.
Researchers used official government records to estimate a higher death toll from Hurricane Maria, with approximately 1,139 deaths surpassing the official count of 64. The study aimed to inform future weather disaster preparedness and response.
A new study estimates that up to 1,139 people died in Puerto Rico as a result of Hurricane Maria, surpassing the official death count of 64. The researchers used vital statistics records and calculated an average number of expected deaths for each month before and after the hurricane hit.
The NASA Terra satellite analyzed Hurricane Hector's cloud top temperatures, finding strongest thunderstorms as cold as or colder than minus 80 degrees Fahrenheit. These cold clouds indicate strong storms capable of creating heavy rain.
A new study estimates that Hurricane Maria caused over 1,139 deaths in Puerto Rico through December 2017, exceeding the official death toll of 64. The analysis used vital statistics records to account for indirect deaths due to infectious disease outbreaks and lack of services.
A new tool called DesignSafe is helping researchers improve their ability to predict hurricanes, move people out of harm's way, and build homes that can survive the worst nature can throw at them. The platform provides critical information about natural hazards and enables engineers to design safer structures.
Research from UTSA Assistant Professor Vikram Kapoor confirms high levels of fecal contamination in Texas waterways following Hurricane Harvey. The study found elevated levels of E. coli and enterococci concentrations above regulatory levels, posing risks to human health and environmental quality.
Tropical Storm Hector is forming in the eastern Pacific Ocean, southwest of Mexico, according to NASA's GPM satellite observations. The storm is expected to strengthen into a hurricane with maximum sustained winds reaching 80 knots (92 mph) early next week.
A class X-2.2 and major class X-9.3 solar flare erupted on the morning of September 6, causing a strong radio blackout over most of the sunlit side of Earth, including the Caribbean. The disruption affected shortwave radio communications used by amateurs and professionals in emergency response efforts.
Tropical Storm Gilma formed on July 26 and strengthened into a storm by July 27, according to NASA's Terra satellite data. The storm is expected to weaken due to wind shear and cooler waters, potentially becoming a remnant low within 3 days.
Researchers found that survivors had larger toe pads on forelimbs and hindlimbs compared to pre-storm populations. Survivors also had proportionately longer fore legs and shorter back legs with smaller bodies. These findings suggest natural selection favors certain characteristics in response to extreme weather events.
A study published by Texas A&M University found that Saharan dust suppresses cloud formation and decreases the occurrence of hurricanes over the Gulf of Mexico region. The research suggests that dust can reduce the sea surface temperature, leading to more stable atmospheric conditions unfavorable for storm formation.
Researchers at Chapman University found that African dust storms can contribute to the development of larger, more powerful hurricanes like Hurricane Sandy. The study, published in IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, aims to improve forecasting for extreme weather events.
Sub-Tropical Storm Beryl has lost its tropical cyclone characteristics, moving northeast without significant convection. The storm's maximum sustained winds have decreased to 30 knots, indicating a weakening system.
Research suggests mangroves can reduce elevation loss and promote wetland stability through root production. However, mangrove conversion to mudflats can have long-lasting negative impacts on ecosystem resilience against extreme events.
The Global Precipitation Measurement mission observed intense bands of precipitation wrapping around the eastern side of intensifying tropical storm Chris. Rainfall rates reached over 123 mm per hour in strong convective storms east of Chris' forming eye.
The remnants of former Tropical Storm Beryl are still affecting the Bahamas before moving northeastward, with a low chance of re-formation over the next two days. Environmental conditions may favor some development by the weekend as the system interacts with a strong upper-level trough.