Articles tagged with Rain
NASA's Terra satellite reveals Post-Tropical Storm Fausto has lost strong storms, temperatures as cold as minus 50 degrees Fahrenheit. The National Hurricane Center confirms the system has become a remnant low-pressure area with no organized deep convection expected to return.
Research finds global land monsoon summer precipitation increased by 2.54% and 5.75% in lowest and highest emission scenarios respectively, driven by thermodynamic responses to increased moisture. Model spread in projection was larger for higher emission scenarios, emphasizing importance of circulation change prediction.
Research predicts significant rise in East African rainfall due to climate change, with short rains expected to double by 2100. The region's long rains are less sensitive to greenhouse gas forcing and are expected to remain stable.
A Berkeley Lab study finds that California's winter precipitation will become 50% more variable by 2100, affecting agriculture, flood control, and water resource management. The MJO, a global rainfall pattern, is expected to transfer its precipitation-related atmospheric conditions to the West Coast via changes in strong winds.
NASA's Terra satellite detected powerful thunderstorms around Tropical Storm Mekkhala's center, with temperatures as cold as -80 degrees Fahrenheit. The storm is expected to move north before making landfall in southern China, bringing potential heavy rainfall.
A new study published in Nature Climate Change suggests that intensified rainstorms predicted for a warmer climate may efficiently water major crops, partially offsetting projected yield declines caused by rising heat. The research found that years with heavy rains of up to 20 millimeters per hour resulted in higher yields.
CloudSat captured areas of heavy rain and high-powered clouds during Tropical Storm Isaias' intensification into a hurricane. The satellite's advanced cloud-profiling radar provided new insights into the storm's vertical structure and contributed to improved global model representations.
Researchers have developed nanostructures modeled on moth eyes that exhibit anti-icing properties, with the addition of a paraffin layer improving their performance. The nanostructure showed great improvement in freezing time and water repellency, making it suitable for applications such as aircraft wings and energy transmission systems.
Tropical Storm Isaias is causing flooding in South and North Carolina due to heavy rain. The storm is expected to produce life-threatening flash flooding along the I-95 corridor and a risk of tornadoes from southeast Virginia to New Jersey.
Scientists have developed a new method to measure rainfall in Germany using commercial microwave links, achieving high accuracy and temporal resolution. The technique involves analyzing signal attenuation caused by precipitation, with the help of artificial intelligence, and has been successfully tested for application in West Africa.
Tropical Storm Isaias developed into a tropical storm on July 29 with a well-defined center, according to NASA-NOAA satellites. The storm is expected to produce heavy rain and life-threatening flash flooding in Puerto Rico, Dominican Republic, and the Bahamas.
NASA used infrared data from its Aqua satellite to track Tropical Depression Hanna's movement into Mexico. The storm brought heavy rain to Texas and broke records for rainfall in some areas, with forecasters predicting further heavy rainfall in parts of southern Texas and northern Mexico.
Hurricane Douglas passed close to Hawaii, bringing strong surf, heavy rains, and gusty winds. NASA's Terra satellite imagery showed the storm's track and center stayed just off shore from the islands.
A new study shows that increased summer rainfall in Alaska is degrading permafrost across the state. The research team took 2750 measurements of how far below the land's surface permafrost had thawed by the end of summer, finding that more rainfall led to deeper thaw across all sites.
Researchers found that the WA Christmas Tree, a parasitic plant, adapts to its environment by adjusting to temperature changes rather than relying on precipitation. This discovery has implications for conservation and restoration efforts, as it could inform the collection of seed for these species.
A recent study reveals that Hurricane Lane's extreme weather conditions, combining heavy rainfall and fire hazards, exacerbated the storm's impact on the Hawaiian Islands. The research highlights the importance of considering both environmental and socioeconomic factors in assessing population vulnerability to natural hazards.
The research team created better climate model simulations that predict variation in monsoon rainfall the following season, with improved forecasts for the Indian subcontinent. The new model uses complementary satellite data to quantify the connection between snow pack characteristics and monsoon strength over the Asian monsoon region.
Scientists predict a 54% increase in rainfall variability in California by the end of this century due to climate change. The study found that extreme weather patterns will become more frequent and intense, with significant impacts on agriculture, flood control, and water management.
A study by Hong Kong Baptist University found that slow-moving tropical cyclones bring about 20% more rainfall, resulting in increased flood risks in the region. The research also identified a correlation between slower moving speeds and higher rainfall volumes.
Researchers at Clemson University found that climate change will lead to more extreme wet and dry seasons globally. The study predicts that regions already prone to drought and flooding will be disproportionately affected.
NASA tracked Tropical Storm Fay's development using satellite data, creating an animation of the storm's progression. The strongest storms were located in the northeastern quadrant, with temperatures as cold as -63 degrees Fahrenheit, indicating powerful thunderstorms and potential heavy rainfall.
Researchers replicated extreme rainfall events in Central and South America's neotropics, finding top-heavy food webs with predators when rainfall varied daily. This altered the trophic structure of bromeliad tanks, affecting energy flow through ecosystems.
Alaska's chinook salmon populations are declining due to climate-driven changes in their freshwater habitats. Productivity decreased when stream temperatures rose above 64 degrees Fahrenheit, and heavy rains led to lower spawn production.
A study found that heavy rainfall can lead to massive fish kills in lakes suffering from oxygen depletion, triggered by labile organic matter. Researchers released breeding stock to help recover lake Filsø's pike population, which has never fully recovered after the event.
The new South American Drought Atlas shows widespread, intense droughts and unusually wet periods have increased since the mid-20th century. The study suggests global warming and pollution may be contributing factors.
A study recreated 600 years of South American hydroclimate records, revealing an increase in prolonged droughts and rainfall events since the 1960s. The researchers attribute these changes to oscillations between El Niño and La Niú events, as well as wind patterns at middle southern latitudes.
Climate researchers projected changes in nine monsoon regions across five continents, revealing delayed onset and intensified seasonal fluctuation. The study found that reduced greenhouse gas emissions under RCP2.6 scenario could minimize long-term shifts, while RCP8.5 scenario predicts significant changes.
Researchers at MIT found that a combination of warmer ocean temperatures and changes in air pressure patterns contribute to the Mediterranean region's projected drought. The study could refine global climate models and provide greater certainty for water resource management and agriculture in the affected areas.
Researchers analyzed tropical cyclone speed and daily precipitation in China from 1961 to 2017, identifying a slowdown of 10-11% over the coast. This resulted in increased flood risks as slower cyclones increased passage time and total local rainfall.
A 50-year drying period in north central India reversed after 1999. Natural variability, including the Interdecadal Pacific Oscillation (IPO), contributed to changes in rainfall. The study supports robust handling of IPO in climate models for accurate projections.
Researchers found microplastics in remote and protected areas of western US National Parks, highlighting the importance of reducing plastic pollution. Atmospheric transport plays a crucial role in distributing microplastics globally, with smaller particles traveling farther under dry conditions.
Post-tropical cyclone Cristobal is soaking the Great Lakes, triggering watches and warnings for heavy rain, gusty winds, and tornadoes. Rainfall rates reached 1 inch per hour in some areas, with minor to moderate river flooding expected.
Heavy rainfall rates of up to 1 inch per hour were observed north of Tropical Storm Cristobal, leading to large amounts of rain on the ground. The National Hurricane Center predicts storm total rainfall accumulations of 5-10 inches across portions of the Gulf Coast.
NASA's Aqua satellite gathered infrared imagery and cloud top temperature data on Tropical Depression Cristobal, revealing areas of powerful thunderstorms with potential for heavy rainfall. The storm is expected to strengthen later today and regain tropical storm strength in the next 48 hours.
Cristobal has the potential to generate heavy rainfall, with NASA's AIRS instrument revealing cold cloud top temperatures indicating strong storms. The storm is expected to produce extreme rainfall amounts through the end of the week, causing life-threatening flash floods and mudslides in affected areas.
Tropical Storm Cristobal generated large amounts of rainfall over Mexico's Yucatan and Central America. NASA analyzed cloud top temperatures using satellite data to assess the storm's strength.
Tropical Depression 03L is expected to generate heavy rainfall in Mexico's Yucatan Peninsula. NASA's Aqua satellite detected coldest cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms in the region.
New climate model projections indicate that droughts will become longer and more frequent globally, particularly in regions like the Amazon, Mediterranean, and southern Africa. The study's findings suggest that variability in rainfall is a key factor in predicting future drought intensity.
Tropical Storm Amanda formed on May 31 over the eastern Pacific Ocean, near Guatemala's coast. The storm quickly moved inland and weakened due to mountainous terrain, dissipating by May 31. Its remnants are expected to generate heavy rainfall over Central America and southern Mexico.
Researchers at KAUST found that Jeddah's urban heat island effect enhances storm energy and blocks passage, leading to 26% more rainfall. The study suggests improved forecasting capabilities to mitigate damage from severe weather events.
NASA analyzed rainfall generated by post-tropical cyclone Bertha, which brought heavy rain to the Carolinas and Midwest. The GPM core satellite measured rainfall rates of up to 1 inch per hour in south central West Virginia, prompting flash flood watches for several states.
A study published in Quaternary Science Reviews found that many local animals stayed put in the ecologically rich ecosystem at Pinnacle Point, allowing early humans to flourish. The researchers used ancient herbivore teeth to track migratory patterns and discovered a lack of movement among most animals.
Researchers found that tree pollen fragments remain airborne for up to 11 hours after spring rains, posing a risk to allergy sufferers. The study advises people to stay indoors during and after rain events, especially thunderstorms, to minimize respiratory impacts.
Tropical Storm Arthur experienced heavy rainfall rates of over 25mm per hour near its northeastern side, with lighter rates throughout the rest of the storm. Forecasters incorporated this data into their forecasts, noting potential impacts on swells and life-threatening surf conditions in the mid-Atlantic and southeast US coasts.
Researchers used popular proverbs to study climate change impacts on precipitation, snow cover, and flowering periods in Sierra Nevada. Many proverbs were found to be inaccurate due to changes in climate conditions, but they also provided novel information on scientifically undocumented climate change impacts.
Researchers at the University of Reading studied historic records from a Scottish research station to investigate how Cold War nuclear bomb tests affected rainfall. They found that cloudy days with high radioactivity generated charge were associated with thicker clouds and 24% more rain.
Researchers at the University of Miami Rosenstiel School have discovered a connection between tropical weather events and US rainfall during El Niño years. The study's findings show that when both an El Niño Southern Oscillation and Madden-Julian Oscillation occur simultaneously, the resulting pressure and rainfall anomalies in the US ...
Researchers found that on days with little atmospheric moisture, afternoon rainfall is more likely over wetter soils, while on days with high moisture, it's more likely over drier soils. Warmer morning temperatures also contribute to the likelihood of afternoon rainfall.
A Louisiana State University meteorologist is studying how coronavirus-induced lockdowns improved air quality in China, which could have implications for global temperatures and weather patterns.
A study published in Ethology has captured koalas drinking behaviour in the wild for the first time, showing they access water by licking smooth tree trunks. The research highlights the importance of retaining trees for the conservation of the species.
A University of Illinois study finds climate-smart agricultural practices increase maize yields, particularly when farmers have access to training and resources. The practices, such as absorption trenches and agroforestry fertilizer trees, help conserve water and soil nutrients.
A study found that repeated annual rainfall shortages contribute to increased cropland expansion and deforestation in the developing world. The authors also noted that regions with adequate water infrastructure experience reduced cropland expansion and forest cover loss.
A study estimates the cloud water path of mature tropical cyclones by analyzing the correlation between cloud microphysical properties and precipitation intensity. The results show that a notable sigmoid function can be used to fit the cloud water path and near-surface rain rate, providing a new way to estimate cloud water path in models.
Researchers linked prolonged, heavy rainfall in May 2018 to the Kīlauea eruption, which was characterized by intense activity, lava flows, and ash clouds. The study suggests that water content changes in the Earth's shallow crust can trigger eruptions.
Researchers at the University of Miami found that prolonged and extreme rainfall in Hawaii's Big Island triggered the 2018 Kīlauea volcano eruption. The team suggests local rainfall patterns contribute to timing and frequency of eruptions, with potential implications for other volcanoes.
Farmers in parts of the western United States will be among the hardest hit by climate change, which will reduce seasonal water availability for irrigation. The study found that basins globally most at risk include the San Joaquin and Colorado river basins, where snowmelt runoff is projected to decrease significantly.
Strong wind shear displaced moderate rainfall east of Tropical Storm Jeruto's center, pushing heaviest rain at 1.6 inches per hour in a small area. NASA's Global Precipitation Measurement mission measured these rates on April 16.
NASA analyzed severe storms in the southern US, creating an animation of powerful thunderstorms that brought heavy rainfall and spawned destructive tornadoes. The analysis used NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) algorithm to estimate near-realtime precipitation rates.
Research finds that climate change increases the risk of undernutrition and diarrheal diseases among young children in flood-prone areas of India. Interventions focused on households with pregnant women and infants can help mitigate these risks by improving access to healthcare, safe drinking water, and sanitation facilities.
Tropical Cyclone Harold generated heavy rain due to cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating strong storms. NASA's IMERG algorithm provided near-real-time precipitation estimates, helping gain a greater understanding of major storms.