Articles tagged with Rain
Researchers found that heavy rainfall on early Mars carved out river-like channels and altered impact craters, similar to Earth's effects. The study used physics principles to understand the relationship between Martian atmosphere pressure, raindrop size, and rainfall intensity.
A new study reveals that extreme rainfall events will increase in intensity globally, with varying degrees of impact depending on region. Regions such as North America and Europe can expect a 25% increase in intense rainfall by 4°C warming, while the Asian monsoon region may see even greater increases.
Researchers found that Tibetan Alpine grasslands are vulnerable to climate warming, with temperature changes destabilizing the ecosystem. The study suggests reduced forage production in drought years and increased biomass production in wet years, posing consequences for ecosystem services like climate regulation and water conservation.
Tropical Cyclone Ella is intensifying and NASA observed heavy rainfall in the storm. The Global Precipitation Measurement mission detected rain falling at a rate of over 231 mm per hour in an intense feeder band on Ella's eastern side.
Tropical Cyclone Donna produced extremely high rainfall totals, with IMERG estimates exceeding 62.4 millimeters (24.6 inches) in areas affected by the storm.
Tropical Cyclone Donna is a powerful hurricane intensifying in the South Pacific Ocean between Vanuatu and New Caledonia. The storm generated very high amounts of rainfall, with some areas receiving over 7.4 inches of rain per hour.
Tropical Cyclone Donna was a Category 2 hurricane that blanketed the islands of Vanuatu with strong storms and heavy rain potential. The storm's cloud top temperatures were as cold as minus 63 degrees Fahrenheit, indicating heavy rainfall.
Tropical Cyclone Donna is generating heavy rainfall with precipitation rates reaching over 53 mm per hour. The storm's intense rain bands are expected to batter Vanuatu's northern islands with maximum sustained winds of up to 127 mph.
Tropical Cyclone Donna formed in the South Pacific and is now threatening Vanuatu. The storm intensified under favorable atmospheric conditions, including strong poleward outflow and warm water, before tracking westward at 5 knots per hour.
A study analyzing raindrop size distribution data over Tibet and southern China reveals significant microphysical differences in precipitation. The results indicate lower raindrop number concentrations for convective precipitation in Tibet, while larger raindrops show similar characteristics in both regions.
A new study found that tropical forests will accelerate their growth in response to increased rainfall, which could lead to greater carbon sequestration. However, the authors caution that climate change still poses a threat to these ecosystems in the short term.
Tropical cyclone Frances strengthened in the western Timor Sea, with NASA satellites capturing visible and rainfall data. The storm's maximum sustained winds were estimated at 50 knots (57.5 mph), with strong convective storms near the center dropping rain at a rate of over 70 mm per hour.
Tropical Storm Muifa is weakening due to vertical wind shear, as revealed by NASA's Global Precipitation Measurement mission. The storm has a low level center of circulation with very little precipitation, and is expected to dissipate in a day or two.
Tropical Depression 03W formed on April 24, 2017, with intense convective storms dropping heavy precipitation rates. The GPM satellite revealed tall storm towers with rainfall exceeding 8.5 inches per hour.
Researchers at MIT predict an increase in Nile River flow variability due to climate change, which will lead to more extreme years of drought and flood. The study finds that the El Niño/La Niña cycle will become stronger, resulting in a 50% rise in annual flow variation.
New research from the University of Montana suggests that climate-change driven increases in rainfall in warm, wet forests will cause increased plant growth. This is a positive outcome for reducing global carbon dioxide levels, as it removes CO2 from the atmosphere through plant growth.
NASA identified a subtropical depression in the North Atlantic on April 19, which became the Atlantic's first tropical depression by April 20. Heaviest rainfall rates were found near the low-pressure center, with some storms dropping rain at over 36 mm/hour.
Tropical Storm Maarutha's intense rainbands were detected by the Global Precipitation Measurement mission, showing rainfall rates of over 134 mm per hour near its center. The satellite imagery provided valuable insights into the cyclone's powerful convective storms, which reached altitudes of over 10.9 miles.
Tropical Cyclone Maarutha formed quickly and strengthened into a tropical storm in the Northern Indian Ocean. The storm made landfall in Burma (Myanmar) on April 16, dropping high rainfall totals in south central Myanmar. Remnants of the cyclone were dissipating over land by April 17.
Tropical Depression 02W is expected to make landfall along the east coast of eastern Visayas on April 15, bringing moderate to heavy rainfall. The depression has already tracked west-northwestward and is forecasted to continue in that direction before dissipating over central Philippines.
Two extra-tropical cyclones caused widespread flooding in New Zealand, with Cyclone Cook adding to the heavy rainfall. IMERG data shows that over 80 mm of rain fell in many areas, with some receiving heavy downpours, and thousands of residents were evacuated due to extreme weather.
A University of Missouri meteorology expert predicts a relatively wet and mild summer for the Midwest, providing good growing conditions for crops. The forecast is attributed to projected El Niño conditions in the Pacific Ocean, which typically bring mild and wet summers to the region.
Heavy rainfall in Mocoa, Colombia triggered devastating flooding and mudslides that killed over 250 people. NASA's GPM mission provided crucial data on precipitation from its orbit, helping estimate the amount of rain that fell near the affected area.
NASA analyzed heavy rainfall from ex-Tropical Cyclone Debbie using the Terra satellite, finding totals exceeded 500 mm (~ 20 inches) along parts of its track. Rainfall intensities dropped rapidly as the storm moved over land, with the most extreme falls recorded along the coast where it made landfall.
NASA's Suomi NPP satellite captured an image of Ex-Tropical Cyclone Debbie over Queensland on March 29, 2017. The system's clouds stretched from Townsville to Brisbane along the coast, with heavy rainfall expected in central and southeastern regions.
Tropical cyclone Caleb formed on March 23 with heaviest precipitation near its western side, dropping rain at nearly 84 mm/h. The system will slow and weaken due to increasing wind shear and cooler sea surface temperatures over the next 3 days.
Heavy rainfall in Peru led to extensive flooding, landslides, and loss of life. NASA's Global Precipitation Measurement mission provided data on precipitation rates and totals, revealing storms dropping heavy rain at rates of over 137 mm per hour.
Researchers found that ocean-derived fog accounted for more than half of total fog events in the Namib Desert. Soil water and groundwater-derived fog were also unexpected sources of moisture.
GPM detected intense rainfall in the remnant low pressure area of ex-Tropical Cyclone 11S, with rain rates reaching over 8 inches in some areas. The satellite's radar data showed storm tops reaching heights above 13 km, indicating a strong and dynamic system.
A study by Potsdam Institute for Climate Impact Research finds that human-caused climate change can trigger a vicious circle of drought and forest loss in the Amazon. The risk is heightened if there are fewer tree species in a forest patch, but diversity can help forests survive dry seasons.
Cyclone Enawo brought record-breaking rainfall to Madagascar, with the eastern side experiencing strong onshore flow due to its clockwise rotation. NASA's IMERG data analysis reveals the storm's extensive moisture flow from the Indian Ocean, posing a risk of flooding and landslides.
A University of Connecticut climate scientist confirms that global warming will lead to more intense and frequent severe rainstorms. Data shows the intensity of these storms increases with rising temperatures, contradicting some observations suggesting a fixed upper temperature limit.
In a study published in Behavioral Ecology, researchers found that spiders form large colonies in response to environmental conditions, such as heavy rainfall and predation. This discovery contradicts the idea that family bonds drive social behavior, instead suggesting that difficult environments lead to cooperative living.
Researchers found that light rain can disperse up to several thousand bacteria from the soil into the air, where they can travel long distances before settling back on the ground. Global precipitation may be responsible for releasing 1.6 to 25 percent of total bacteria emissions from land.
A decrease in summer rainfall over the Asian inland plateau region led to a significant increase in drought conditions. The interdecadal change was caused by a quasi-zonal wave-like pattern and warming North Atlantic SST anomalies.
Tropical Cyclone Enawo is intensifying and expected to reach 115 mph winds before hitting Madagascar's northeastern coast on March 7, 2017. Heavy rainfall with intense downpours of over 220 mm per hour has been measured in the storm's feeder bands.
Record-breaking warm temperatures triggered early blooms in eastern US, leading to severe thunderstorms and deadly tornadoes. The GPM satellite provided critical insights into the intense downpours and storm top heights of over 32,800 feet.
A large carved jade pendant, once belonging to an ancient Maya king, was discovered in southern Belize. The pendant, inscribed with a historical text, is now believed to have been buried during a time of crisis due to climate change and the collapse of the Maya civilization.
NASA's Global Precipitation Measurement mission has estimated significant rainfall from the Pineapple Express in southwestern Oregon and northern California. The storms brought heavy rains, with parts of Arizona receiving moderate to heavy precipitation as well.
A new study by Vladimir Dinets of the University of Tennessee at Knoxville shows that broad-footed moles feed on the ground frequently during cool, wet nights with fog or rain. This nocturnal foraging behavior makes surface-active moles difficult to observe, and contradicts long-held assumptions about their fossorial lifestyle.
A large storm system is expected to bring heavy rain and strong winds to southern California, with rainfall totals reaching up to 6 inches in coastal areas and 10 inches in mountain locations. A second storm system is also heading towards the east, bringing flash flood risks and rapid runoff to fire-scarred areas.
NASA used its Terra satellite to track the remnants of Tropical Cyclone Dineo, which generated heavy rainfall in southern Mozambique. The Global Precipitation Measurement mission captured detailed images of the storm's intense rain bands, revealing precipitation rates over 86 mm per hour.
The NASA-NOAA's Suomi NPP satellite captured a night-time image of the ex-tropical cyclone, showing it had become elongated as it weakened. The storm is expected to continue weakening as it tracks further inland on February 16, bringing heavy rain and localized flooding to parts of South Africa.
Tropical Cyclone Dineo is centered just off the coast of Mozambique, with maximum sustained winds near 80.5 mph. The storm is expected to make landfall in southern Mozambique before weakening, according to NASA's satellite observations.
Tropical Cyclone Carlos was tracked by NASA as it moved between Madagascar and La Reunion Island in the Southern Indian Ocean, revealing a concentrated storm with heavy rainfall rates up to 120 mm per hour. The storm's maximum sustained winds were near 51.7 mph, with a predicted intensification due to decreasing vertical wind shear.
Researchers found that the lake was six times larger and water levels were 60 meters higher than present during the early and middle Holocene period. The shifting monsoon likely altered the course of early human cultures in China, leading to changes in ecosystems and population dynamics.
Tropical Cyclone Carlos formed north of La Reunion Island in February 2017, bringing heavy rain and towering storms to the area. NASA's GPM satellite collected data on the storm's structure and precipitation rate, showing intense feeder bands with rainfall rates over 100 mm per hour.
Researchers from IUPUI reconstructed 2,100 years of temperature and precipitation data, pointing to climate change as a primary cause of the disappearance of the Mississippians. The study found that drought conditions due to changed atmospheric circulation undermined agricultural production, leading to the destabilization of sociopolit...
Rainfall totals of close to 300 mm were estimated along Australia's northwest coast using NASA's IMERG product. The analysis was conducted on the remnant low pressure area that formed from Tropical Cyclone 03S, which moved into the Indian Ocean on January 27, 2017.
Researchers analyze how ancient South Asian population coped with changing environmental conditions using lake records and speleothem data. They found that the civilization developed in a diverse environment where water was critical for survival, and its populations were well-adapted to varying climate conditions before urbanization.
NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) estimated record-breaking rainfall totals over the western United States from January 17 to 24, 2017. Rainfall of almost 4 inches in one day was reported in Long Beach, California, causing flooding and mudslides.
A team of mathematicians from the University of Averio combined past and future operators to create a new theory for fractional calculus, which can predict how variables change and react. This breakthrough has implications for various technologies and applications, including information exchange and automation.
Scientists have uncovered a continuous record of the Green Sahara period's rainfall patterns, revealing that the region was 10 times wetter than today. This discovery provides critical climate context for understanding human migration and lifestyle changes during this period.
New research predicts a 11.3-30% intensification of rainfall from extreme precipitation events in Australia with a 2°C rise in global temperatures. This will occur despite some areas becoming increasingly drought-prone, highlighting the need for infrastructure adaptation to extreme rainfall events.
NASA used its Global Precipitation Measurement mission to analyze heavy rainfall in southern Thailand, which resulted in record-breaking totals. The analysis showed extreme rainfall of over 700 mm over the Gulf of Thailand and greater than 500 mm on land., Rainfall has increased significantly over Thailand during this La Nina year.
NASA's TRMM-based Multi-satellite Precipitation Analysis reveals higher-than-average precipitation in California due to the Pineapple Express, causing widespread flooding and mudslides. The atmospheric river event has brought much-needed relief but also poses significant challenges.
New University of Washington research reveals that rapid Arctic warming events cause a shift in Southern Hemisphere winds, which can impact global rainfall patterns and climate feedbacks. The study uses chemical clues from an Antarctic ice core to support the findings.
A recent NASA study found a significant correlation between wildfires and drought in northern sub-Saharan Africa. The research, led by Charles Ichoku, used satellite records to analyze the impact of fires on water cycle indicators, revealing that burning suppresses precipitation in the region.
A recent study found that changing rainfall patterns are the key driver of changes in groundwater storage in India, rather than pumping. Groundwater withdrawals have increased tenfold since the 1950s, but variability in monsoons is the main factor driving changes in groundwater levels.
Tropical Depression 01W formed near Mindanao on January 8, 2017, and quickly weakened due to wind shear. The depression moved west through Mindanao towards the South China Sea, bringing moderate to heavy rains and rough seas to the region.