Articles tagged with Rain
Researchers used information theory techniques to track changes in rainfall, heat, soil moisture and carbon flow in two ecosystems before, during and after rainfall and drought events. The study found that stronger connectivity alters how rainfall affects moisture, heat and carbon flux in the system.
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.
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.
Severe monsoon floods affected Kerala state in India with extreme rainfall totals of up to 469 mm. Heavy rain bands brought intense precipitation to the southwest coast of India.
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 review of research on summer weather stalling highlights the impact of Arctic warming on air circulation patterns, leading to more frequent extreme weather events. The study suggests that prolonged sunny episodes can turn into heat waves and heavy rainfall, posing a major climate risk.
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.
A new study found that seed rain, canopy gaps, and soil disturbances contribute to the establishment of invasive plants. Proximity to seed sources was a significant predictor for wine raspberry, Japanese barberry, and Japanese stiltgrass.
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.
Sub-Tropical Storm Ernesto's rainfall and cloud heights were analyzed using NASA satellites, revealing a patchy pattern. The storm is expected to strengthen before weakening due to environmental factors, ultimately merging with a frontal zone near Ireland and the UK.
Researchers found that low-resolution climate models fail to capture the complexity of regional rainfall systems, leading to underestimated projections. High-resolution models, on the other hand, project large increases in summer rainfall under certain scenarios.
Tropical Storm Bebinca has been affecting Hainan Island in China for days, with NASA's Suomi NPP satellite capturing its powerful thunderstorms. The storm is currently moving westward through the Gulf of Tonkin, expected to make landfall in Vietnam.
Heavy rainfall caused flash floods and power outages in Virginia and Texas, while NASA's IMERG program estimated rainfall totals of over 8 inches in some areas. The analysis was based on satellite data from the GPM mission and used algorithms developed by NASA's PMM science team.
NASA's Aqua satellite reveals strong thunderstorms with cloud top temperatures as cold as minus 80 degrees Fahrenheit, indicating heavy rainfall potential. The storm is forecast to move slowly around the seas off western Guangdong, lingering near Hong Kong.
Tropical Storm Yagi made landfall in China's Zhejiang Province on Aug. 12, causing heavy rainfall and strong thunderstorms. MODIS instrument detected cloud top temperatures as cold as minus 70 degrees Fahrenheit, indicating the storm's capability to create heavy rain.
A University of Arizona study resolves controversy over rain's relationship to soil moisture, revealing morning soil moisture can impact afternoon rainfall in the region. Drier soils enhance rain on days with limited wind-borne moisture, while wetter soils increase rain when winds bring more moisture.
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.
The study found that 30% of bird species in the Mojave Desert have become less common and widespread over the past century. Birds adapted to desert environments fared better than those adapted to grasslands or forests, highlighting the need for conservation efforts to protect these populations.
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.
Climate change is projected to double rain-on-snow flood risk in the Sierra Nevada, Colorado River headwaters, and Canadian Rocky Mountains by the end of this century. This could lead to a 200% increase in localized flood risk and strain existing infrastructure.
Tropical Depression Jongdari is a weak low-level circulation with small thunderstorms and shallow curved bands. NASA's Terra satellite captured an image of the depression, which is expected to make landfall just north of Shanghai, China on August 3.
Researchers found that nearly 25% of monsoon rainfall percolates into groundwater systems, recharging aquifers near their point of origin. The study used field instrumentation and hydrological modeling to demonstrate the importance of small stream beds in this process.
A stalled weather pattern led to significant rainfall and flood warnings along the eastern seaboard, with NASA utilizing satellite data to analyze rainfall totals. The heaviest accumulations were recorded in North Carolina, Maryland, Pennsylvania, and New York, with some areas receiving over 7 inches of rain.
A landmark study by Newcastle University researchers finds that heavy, short rain storms are intensifying rapidly in Australia, leading to increased flash flood and urban flooding risks. The study, published in Nature Climate Change, shows that these extreme events are substantially larger than expected under climate change.
A new tool predicts dengue outbreaks in the Caribbean after droughts and intense rainfall, helping plan interventions to reduce disease risk. The model, developed by ISGlobal, considers combined impacts of drought and rainfall on mosquito-borne diseases.
Typhoon Jongdari is another dangerous storm affecting southern Japan and potentially South Korea, with intense rainfall and extreme wind speeds.
A new study analyzed speleothems in Brazilian caves to reconstruct rainfall distribution during the Middle Ages. The research found that southwestern Brazil was wetter than now, while the Northeast region was drier. This analysis provides insights into the climate changes that occurred during the Little Ice Age.
Tropical Storm Son-Tinh continues to drop rain over Hainan Island and mainland China. The storm has tracked northward at 4 knots and appears to have entered a quasi-stationary state.
Tropical Storm Ampil showed intense downpour in a band of thunderstorms northeast of its center with precipitation rates over 139 mm/h. The storm's heaviest rainfall shifted from the northern quadrant to the southern quadrant after passing by NASA's GPM and Aqua satellites
NASA's Global Precipitation Measurement mission tracked Tropical Cyclone Son-Tinh's trail of heavy rainfall, revealing intense precipitation rates of over 97 mm/hour. The storm made landfall in northern Vietnam on July 18, bringing strong winds and heavy rain to the region.
The Global Precipitation Measurement mission detected moderate to heavy rainfall from Tropical Cyclone Son-Tinh near the northern Philippines. Extremely heavy precipitation was recorded at a rate of over 6.5 inches per hour in some areas.
The study analyzed data from NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) to estimate rainfall accumulation during the week from July 9 to 13, 2018. Heavy monsoon rainfall was reported along India's Arabian Sea Coast and in large areas of north-central India, with at least 525 mm of rain recorded in Mumbai.
Tropical Cyclone 11W formed on July 15 and maintained strength as it moved west, approaching the Philippines. The storm's center was located between Luzon, Philippines, with powerful thunderstorms wrapping into the low-level center.
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 Global Precipitation Measurement mission observed two areas of heavy rainfall in the Bahamas from Beryl's remnants on July 11. Heavy rainfall was also detected over the Atlantic Ocean northeast of Crooked Island.
Hurricane Chris strengthened into a hurricane on July 10 with maximum sustained winds near 100 mph, bringing heavy rainfall to Newfoundland, Canada. The storm's eye was visible in an infrared image captured by NASA's Aqua satellite, revealing cloud top temperatures as cold as minus 63 degrees Fahrenheit.
Typhoon Maria made landfall in southeastern China after striking Japan and Taiwan, bringing torrential rains and sustained winds of 95 knots.
The Global Precipitation Measurement mission gathered important rainfall data on Hurricane Beryl's remnants as it passed through the Windward Islands and Puerto Rico. Strong convective storms were dropping rain at rates of over 75 mm per hour, with intense storms measured in a small area along Puerto Rico's southeastern coast.
Researchers from UTEP and UNT discovered that dusty rainwater carries a range of chemical elements, including nutrients like iron and phosphorus. This study provides the first quantification of dust composition in Texas rainwater, highlighting the potential for pollutants and nutrients to impact ecosystems.
Typhoon Prapiroon dropped over 512 mm of rain in some areas, causing mudslides and flooding in South Korea. The heaviest rainfall occurred from June 28 to July 6, 2018, affecting Japan and South Korea.
NASA's Aqua satellite detected two areas of strong thunderstorms with cloud top temperatures as cold as minus 70 degrees Fahrenheit, capable of generating heavy rainfall. The remnants of Tropical Storm Beryl are expected to pass over the Virgin Islands and Puerto Rico today, producing locally heavy rainfall and strong gusty winds.
Prapiroon's remnants bring heavy rain, dense fog, and flooding to northern Japan. The Japan Meteorological Agency continues to issue advisories and warnings for the affected areas.
Typhoon Maria brought heavy rain to Guam, with the National Weather Service issuing a Flash Flood Watch and Small Craft Advisory. The storm is forecast to continue intensifying over the next 24 hours, posing a threat of excessive rainfall and flash flooding.
Researchers found the sandy soils in Chaco Canyon were suitable for agriculture, suggesting the ancestral Puebloans were self-sufficient. The most significant challenge was irrigation, where they demonstrated adroit farming skills and land management.
The Global Precipitation Measurement mission saw Tropical Storm Fabio intensify into a hurricane, with maximum sustained winds reaching near 75 mph. The storm's height of thunderstorms was estimated to be around 16 km, and rainfall measurements showed intense convective storms producing heavy precipitation.
Researchers found that over 80% of natural vegetation began growing in response to pre-rain green-up signals, with woodlands leading the way. The study challenges traditional assumptions about rainfall's role in African plant growth and highlights the need for further research into environmental cues driving this phenomenon.
Heavy rainfall was observed in Tropical Storm Prapiroon's southwestern side, with precipitation rates exceeding 192 mm/hour. The storm is expected to intensify into a typhoon and make landfall in South Korea.
A new coating developed by MIT researchers provides water-repellency to natural fabrics without the environmental harm of existing chemicals. The coating uses a shorter-chain polymer and initiated chemical vapor deposition process, resulting in high performance and durability.
Researchers warn of significant changes in regional rainfall patterns over densely populated Eastern China due to global warming. The study, published in Advances in Atmospheric Sciences, reveals that increased CO2 forcing leads to differing responses on interannual and interdecadal timescales.
Tropical Depression Six-E strengthened into Tropical Storm Emilia after being tracked by NASA's GPM satellite, producing heavy rainfall and powerful storms. The storm is moving west-northwest at 14 mph with maximum sustained winds near 40 mph.
A tropical disturbance brought extremely heavy rainfall to southern Texas, resulting in record-breaking flood levels. Over 15 inches of rain fell in Hidalgo County, with IMERG estimates indicating 21 inches fell in the northwestern Gulf of Mexico.
The Global Precipitation Measurement mission captured extreme rainfall rates of up to 3.5 inches per hour in the northwestern Gulf of Mexico. Heavy flooding is expected along the coast of Texas into Louisiana, with a high risk of rip currents and minor coastal flooding.
Beneficial rainfall from hurricane Bud's remnants has spread into the U.S. Desert Southwest, helping to alleviate drought and wildfires. The heaviest rainfall over land occurred in northwestern Mexico with over 200 mm (7.9 inches) indicated.
Tropical Depression Carlotta has weakened into a remnant low pressure area while making landfall in southwestern Mexico. The storm was still producing heavy rainfall over the region before dissipating on June 19.
Tropical Depression Carlotta has powerful storms in fragmented thunderstorms over mainland Mexico and the Eastern Pacific Ocean, with cloud top temperatures as cold as minus 70 degrees Fahrenheit. The National Hurricane Center forecasts heavy rainfall and life-threatening flash floods, especially in areas of higher terrain.
Tropical Depression Bud brought heavy rainfall to western Mexico and the southwestern US, with thunderstorms flaring east of its center. The storm's remnants are expected to produce 1-2 inches of rain with isolated totals of up to 3 inches across the region.
Tropical Depression 04E formed near Mexico's coast on June 14 and was analyzed by NASA's Aqua satellite, which detected the strongest storms in infrared light. The depression brought heavy rainfall to coastal cities, with forecasters predicting life-threatening flash floods and mudslides.
Researchers from the University of Missouri developed a system that improves rainfall forecast accuracy by considering evaporation. This method uses dual-polarization radar to track raindrops and a model assessing atmospheric humidity, resulting in more accurate forecasts for locations 30 miles or more from National Weather Service radar.