The Global Precipitation Measurement mission found heavy rainfall north of the center of Tropical Storm Gabrielle, with rates over 25 mm per hour. The storm is expected to weaken and dissipate over the far North Atlantic west of the British Isles on Thursday, Sept. 12.
Hurricane Dorian brought heavy rainfall totals of over 36 inches to the Bahamas and an area off northeastern Florida, with smaller amounts affecting the US East Coast. The storm also caused wind damage and power outages in eastern Canada.
Hurricane Dorian generated heavy rainfall, with areas receiving over 36 inches of rain accumulation. NASA's satellite data showed the strongest storms were located in cloud tops as cold as minus 70 degrees Fahrenheit.
The GPM core satellite found the heaviest precipitation at a rate greater than 1.6 inches per hour, primarily northwest and northeast of the typhoon's center in fragmented thunderstorms. NASA researches tropical cyclones to provide international partners with data for forecasting.
The Global Precipitation Measurement mission captured data on Hurricane Juliette's rainfall patterns, revealing a 'hook' shape of intense precipitation. The heaviest rainfall was found in the northwest thunderstorms, circling the storm's eye at rates over 36 mm/hour.
A new model suggests that planting more vegetation may be more effective in drier regions to cool cities, while wetter cities require alternative approaches such as shading or ventilation. The study's findings can provide guidance for climate-sensitive city design and planning heat mitigation efforts.
The NASA IMERG algorithm provides near-realtime precipitation estimates for Hurricane Dorian, showing storm-total rain accumulation exceeding 24 inches over the Grand Bahama and Abaco Islands. The hurricane's trajectory is expected to bring it dangerously close to the Florida east coast late today through Wednesday evening.
A review of current land surface models highlights the need for more accurate infiltration predictions, which affect erosion control and water supply. The authors recommend increasing attention to soil structure, moisture, temperature, precipitation, terrain, and plants in these models.
Agricultural production is likely to increase in West Virginia due to longer growing seasons, despite traditional crops declining. Climate change brings increased precipitation, but also higher humidity that hampers plant growth.
A centuries-old Italian winemaking tradition is under threat from shifting rainfall patterns, leading to earlier grape harvests and reduced flavor complexity. Intense precipitation events are exacerbating the effects of global warming on premium wines.
A recent study found that droughts are associated with poor childhood nutrition, particularly in areas with low agricultural diversity and ineffective governance. Researchers mapped the risk of child stunting during drought conditions using data from 53 countries since 1990.
Researchers from SUTD's Soft Fluidics Lab developed a new 3D printing method, immersion precipitation 3D printing (ip3DP), which allows for the fabrication of 3D porous models in one step. The porosity of the printed objects can be easily controlled by adjusting polymer concentrations and solvent types. This novel approach enables the ...
A study published in Journal of Climate reveals that global warming will accelerate the water cycle over global land monsoon regions, enlarging the wet-dry season contrast. This could lead to increased crop yields in some areas and food security threats due to depleted soil water.
Researchers analyzed a 120-year data set to confirm climate change's impact on precipitation events and floods. The study found six of seven highest precipitation events occurred within the last 20 years, with three storms resulting in abnormally large floods.
Tropical Depression 3 formed off central Florida's eastern coast, generating heavy rainfall northeast of its center. The Global Precipitation Measurement mission found rain falling at a rate of 25 mm/hour in this area.
Dual-polarization radars in China have improved understanding of precipitation microphysics and quantitative precipitation estimation. The data collected from these radars has been used to validate numerical models and improve hydrometeor classification.
Researchers found that mountain streams retain sediment for thousands of years, revealing a waterway's history. Climate-induced threats like wildfires and increased precipitation will alter the dynamics of other rivers, including the Cuyahoga River.
A low-pressure system in the Gulf of Campeche brought heavy rainfall to southeast Texas and southern Louisiana, with flash flooding reported throughout the Houston area. The National Weather Service predicts a high risk for flash flooding across parts of the region, with rainfall totals expected to reach 3-7 inches.
Research led by the University of Saskatchewan found a significant increase in extreme downpours globally over the past 50 years, coinciding with intensifying global warming. The study used thousands of rain records to analyze precipitation extremes, revealing a clear upward trend in torrential rain events across various regions.
Tropical Cyclone Fani brought heavy rainfall to the region and continues to drop heavy rainfall on May 3 as it moves towards Bangladesh. The GPM mission satellite captured an overpass of the powerful storm, showing high thunderstorms stretching into the troposphere and measuring rainfall rates up to 50 millimeters per hour.
Researchers found that climate extremes account for 18%-43% of yield fluctuations in staple crops like maize and spring wheat. Temperature, rather than precipitation, plays a significant role in predicting crop yields.
A study by Carnegie ecologists found that climate change is a key factor in increasing nitrogen runoff into US waterways, exacerbating eutrophication. The research analyzed historical trends and found that warming temperatures and precipitation patterns are directly linked to higher nitrogen levels.
Researchers propose a unified approach to optimize radar polarimetry data for precise weather forecasting. This combines observation-based retrievals with model-based analysis to improve quantitative precipitation estimation, warnings, and forecasts.
Research reveals a correlation between exposure to extreme temperatures and precipitation, and reduced educational attainment among children in the tropics. Exposure to higher-than-average temperatures in utero and early childhood correlates with fewer years of education, particularly in Asia.
A new study suggests that extreme heat and precipitation in early childhood can lead to lower educational attainment, even among better-off households. The research found that climatic conditions affect education negatively in multiple ways, particularly in Southeast Asia and West and Central Africa.
Climate scientists are partnering with the City and County of San Francisco to assess how climate change may influence the intensity of atmospheric rivers and associated precipitation. Using high-resolution climate simulations at a resolution of 3 km, researchers aim to provide more accurate predictions about extreme weather events in ...
Researchers found a slowdown of the Walker cell during solar-cycle maxima, shifting trade winds and precipitation patterns in the tropical Pacific. The study suggests that global hydrology and ocean-atmosphere coupling amplify the solar signal.
Researchers found that Mars' rivers were twice as wide as those on Earth and had intense flow persisting until one billion years ago. This suggests a global, long-lived phenomenon of climate-driven precipitation during low-atmosphere conditions on Mars.
A new study reveals that arctic warming contributes to drought in mid-latitude regions by reducing precipitation and weakening wind patterns. Researchers analyzed geological evidence from lakes and glaciers to estimate past dry conditions, finding that Wyoming experienced several thousand years of drought-like periods.
Tropical Cyclone Joaninha generated heavy rainfall in the Southern Indian Ocean, with rates exceeding 0.75 inches per hour around its center. The Global Precipitation Measurement mission data used by NASA's IMERG provided a comprehensive analysis of the cyclone's precipitation patterns.
A study by Hisahiro Naito and Annie Mwayi Mapulanga found that deforestation in Malawi is associated with lower safe drinking water usage, despite increased runoff. The authors estimate a 9% decrease in precipitation equivalent to a 14% loss of forest area, highlighting the importance of preserving forests for water source protection.
A recent study found that climate change is reducing waterbird habitats across the Great Basin, resulting in fewer birds in the region. The research, published in Scientific Reports, examined temperature and precipitation data from over a century and compared it with 50 years of bird surveys.
Researchers project timing and location of precipitation changes relevant to agricultural crop production due to climate change. Precipitation patterns are expected to increase in high latitudes like North America and Europe by 2020s or have already emerged in regions such as the Mediterranean.
Global crop-growing regions will experience changes in rainfall patterns by 2040, even if Paris Agreement targets are met. Up to 14% of wheat and maize land will be drier while up to 31% will be wetter.
Researchers found past associations between jet stream dynamics, winter precipitation, and fire activity in California, with dry extremes linked to weaker NPJ zonal velocity. Future climate simulations suggest increasing temperatures will lead to reduced snowpack, drier summers, and increased fire risk under high CO2 conditions.
A new study finds that California's wildfire season is no longer influenced by winter precipitation, but rather by decades of fire suppression and rising temperatures due to climate change. The research team used tree rings and historical records to reconstruct fire and moisture patterns over the past 400 years.
Recent widespread fires in California suggest a shift in climate-fire relationships, where increased temperatures and drier summers will override the dynamical influence of the North Pacific Jet. The researchers reconstructed over 400 years of North Pacific Jet variability, finding that fire suppression may be responsible for this change.
Researchers analyzed sediment cores from Horseshoe Lake adjacent to Cahokia settlement, finding a correlation between climate shifts and population decline. Climate changes, including decreased summer precipitation and flooding, stressed Cahokia's agricultural system, contributing to its depopulation.
Scientists from Institute of Atmospheric Physics found a strong relationship between historical precipitation biases in South Asia and the western North Pacific and future Sahel precipitation projections. The study reveals a 109% increase in Sahel summer precipitation and a 119% increase in available water resources due to global warming.
Nir Krakauer's research enables forecasts of South Asia summer monsoon precipitation up to a year in advance, improving predictability for agriculture, industry, and hydropower.
Researchers tracked changes in river discharge, ocean stratification, and planktonic foraminifera oxygen isotopes to analyze past monsoon strength. Abnormally strong winter precipitation occurred around 4.5-4.3 thousand years ago, followed by a minimum at 4.1 thousand years ago.
The Madden-Julian Oscillation is likely to experience increased precipitation intensity under a warmer climate, while wind variations may slow or even decrease, according to a new study published in Nature Climate Change. This change could impact weather prediction for extreme events like hurricanes and droughts.
A team of researchers has successfully detected rain over the ocean using GNSS Reflectometry, a technique that measures sea surface roughness to infer precipitation. This innovation could provide unprecedented temporal resolution and spatial coverage for monitoring atmospheric precipitation.
Scientists from Leipzig Institute for Meteorology and TROPOS conduct a field experiment to understand the relationship between aerosol particles, clouds, and precipitation. They observe the atmosphere at Punta Arenas, a region with minimal pollution, to gather data on cloud formation and life cycle.
Tropical Cyclone Kenanga generated powerful thunderstorms reaching high into the troposphere, resulting in extreme rainfall as confirmed by NASA's Global Precipitation Measurement mission. The heaviest rainfall was found in the storm's southeastern quadrant, with rates exceeding 161 mm per hour.
New research by University of Alberta biologists found that wolves decrease their movement rates and travel shorter distances during snowfall events. The effects were most pronounced at night, when wolves hunt, and behavior returned to normal within a day.
Tropical Cyclone Kenanga strengthened into a tropical storm over the Southern Indian Ocean, with rainfall rates reaching up to 119 mm/h. NASA's Aqua and GPM satellites captured detailed data on rainfall, temperature, and storm structure.
Tropical Cyclone Owen has intensified over the Gulf of Carpentaria, with NASA's GPM satellite detecting extremely heavy rainfall rates up to 97 mm/h in the Arafura Sea. The storm is expected to continue strengthening and potentially reach Category 4 intensity by Friday.
NASA's GPM mission provided detailed data on rainfall rates within Tropical Cyclone Owen's remnants as they approached the Queensland coast. The satellite's instruments revealed intense rainfall rates of over 32.4 mm/h and 52 mm/h in feeder bands, indicating a potentially intensified cyclone.
Heavy precipitation fell in California wildfire areas, causing evacuations and flash floods, with IMERG data showing rainfall totals between 6.3-9.4 inches in north central California.
Tropical Cyclone Owen formed in the Southern Pacific Ocean and produced heavy downpours, with rain rates reaching over 53 mm/hour near its center. The GPM satellite captured powerful storms on the eastern side of the cyclone, dropping rain at a rate of over 94 mm/hour
Tropical Storm Man-yi has a small area of heavy rain northeast of its center, with precipitation rates exceeding 30 mm/h, according to NASA's GPM mission. The storm is expected to maintain strength and eventually transition into an extra-tropical cyclone by Nov. 28.
New research predicts a significant rise in the frequency and intensity of powerful storms in Europe and North America due to climate change. The study, led by Dr. Matt Hawcroft, projects a threefold increase in extreme precipitation events by the end of the century.
Researchers analyzed data from over 185 ground stations and found that half of the world's measured precipitation falls within a 12-day period, set to become even more skewed under climate change. This uneven distribution could lead to increased flooding and damage associated with extreme weather events.
The Global Precipitation Measurement mission provided detailed insights into Tropical Cyclone Alcide's heavy rainfall, revealing convective storms dropping rain at rates of over 255 mm/h. The satellite data showed the most powerful storms were located in the western eye wall, reaching heights above 16 km.
A reanalysis of worldwide annual precipitation trends reveals overlooked risks to human and environmental systems, affecting nearly 40% of the global population and 44% of land areas. The study highlights significant regional variations in precipitation risk and variability, emphasizing the need for more accurate risk assessments.
A new study analyzing one million years of precipitation history has found that the South Asian Monsoon is more complex than previously thought. The research team discovered that warming in the southern hemisphere and moisture transport across the equator play a crucial role in the monsoon's wind and precipitation patterns.
Tropical cyclone Alcide formed in the South Indian Ocean northeast of Madagascar, prompting NASA's Global Precipitation Measurement mission to analyze its rainfall. GPM's data revealed strong convective storms dropping rain at a rate of over 44 mm/hour, with measurements of precipitation heights made possible by DPR Ku Band radar.
Scientists have reconstructed the monsoon's precipitation history over the past 1 million years using sediment cores from the eastern Indian Ocean. The results show that the monsoon was weaker during peak ice ages and strongest during interglacial warm periods, with fluctuations in the Earth's axis inclination playing a subordinate role.
Tropical Storm Xavier weakened to a remnant low pressure area on Nov 6, 2018, with strong southwesterly vertical wind shear observed. The GPM core satellite analyzed the storm's precipitation structure, revealing powerful convective storms reaching altitudes of up to 11.1 km.