Articles tagged with Storms
Scientists used 3D data to calculate voltages along power lines in the mid-Atlantic region, finding significantly different results compared to previous 1D calculations. The study suggests that 3D data should be used whenever available to determine vulnerable areas of the power grid.
The Global Precipitation Measurement mission captured intense rainfall rates exceeding 5.1 inches per hour in southwestern Arkansas. Life-threatening flood conditions resulted from over 10 inches of rain, with storm tops reaching heights above 5.6 miles.
Researchers found that storm waves in Ireland moved giant boulders up to 620 tons, shifting them four times the size of a house. The study provides direct evidence that storm waves can move such large objects, contradicting previous assumptions only tsunamis could do so.
Ex-Tropical Cyclone Gita's northerly wind shear caused the storm to break apart, affecting New Zealand with gusty winds, ocean swells, and heavy rain. The storm brought severe weather watches and warnings, including state of emergency declarations in several regions.
Tropical Storm Sanba is approaching the Philippines, triggering warnings and warnings signal #2 in effect for Mindanao provinces. The storm's center was located 415 miles east of Zamboanga, moving west-northwest at 18.4mph.
A new study forecasts a 15% drop in average global lightning flashes by 2100 due to climate change. This could lead to fewer wildfires and reduced impact on infrastructure, as well as altered greenhouse gas emissions.
NASA's Terra and GPM satellites confirmed that wind shear pushed Tropical Cyclone Fehi's clouds and thunderstorms south of its center. The storm triggered warnings in New Zealand due to heavy rainfall and strong winds.
Researchers found that ultrafine aerosol particles can have a stronger impact on storm clouds and precipitation than previously thought. In the Amazon rainforest, these tiny particles can intensify storms and cause more rain due to their ability to form many small droplets that draw excess water vapor from the atmosphere.
Research reveals ultrafine particles can cause powerful storms, intensify clouds, and increase rainfall. The smallest of particles have a significant impact on weather patterns, even at high concentrations in clean environments.
Researchers at Columbia University found that tree guards can improve street trees' ability to absorb stormwater runoff. The study shows that protected pits absorbed water six times faster than unprotected ones, reducing the load on city sewers.
Heavy rainfall from Tropical Cyclone Berguitta affects Mauritius and Reunion Islands. NASA's Terra satellite image shows the storm's center just south of Mauritius, with both islands under warning.
Atmospheric rivers originating in three main clusters exhibit diverse track shapes, landfall regions, and precipitation anomalies. Improved understanding of these features can enhance storm prediction and preparation for their impacts on water supply maintenance.
Researchers have quantified the ecosystem benefits of urban agriculture at a global scale, estimating annual values of $33 billion in four ecosystem services. The study projects an annual food production of 100-180 million tons and energy savings of 14-15 billion kilowatt hours.
Tropical Cyclone Ava has strengthened with a more well-formed storm and strong thunderstorms over central Madagascar, posing heavy rainfall risks. The storm is expected to intensify further by January 5, potentially reaching 70 knots (80 mph) before moving south of the island nation.
Tropical Storm Ava formed off northeastern Madagascar on Jan. 3, with NASA-NOAA's Suomi NPP satellite analyzing the storm in infrared light. The satellite provided data showing coldest cloud tops and strongest storms wrapped around the center of circulation.
High-resolution climate simulations suggest that extreme thunderstorms will increase in frequency under a warmer climate scenario. This shift is caused by changes in thermodynamic conditions of the atmosphere.
Tropical Storm Kai-tak developed near the east central Philippines, producing strong convective storms with heavy precipitation. GPM data showed intense storms dropping rain at a rate of over 143 mm/h and reaching altitudes of over 16 km.
A study led by University of Leicester scientist Dr. Leigh Fletcher found that massive northern storms on Saturn can disrupt its equatorial atmospheric patterns, similar to those seen on Earth. The research reveals a link between distant events in a planet's climate system, known as teleconnection.
A team led by ecologist Lindsey Rustad sprays water over a portion of forest during an ice storm, simulating the event and studying its effects on forest health. They find that light icing can be beneficial for forests, thinning out branches and allowing new growth.
Heavy downpours caused schools and universities to close in Jeddah, with GPM's radar measuring precipitation at rates of over 115.5 mm/h and 90 mm/h. A 3-D view of the storms was created using data from NASA's Global Precipitation Measurement Mission.
Two storm systems were visible on satellite imagery, one in the Pacific Northwest and another in the northeastern U.S. Heavy rain and snow are expected for pre-Thanksgiving travelers in these regions. Additionally, a cold front is exiting the East Coast, bringing cooler temperatures to the eastern U.S.
Research at Weizmann Institute of Science uncovers mechanisms driving storms toward the poles. Mid-latitude storms steer further poleward in a warmer climate due to vertical structure and circulation near the tops of these weather systems.
NASA-NOAA's Suomi NPP satellite passed over Tropical Depression Haikui on Nov. 12 as it was fading, capturing a visible image of the storm as a weak swirl of clouds in the South China Sea. The depression had maximum sustained winds near 25 knots and was waning under strong vertical wind shear conditions.
Tropical Storm Rina strengthened to tropical storm status on Nov. 6 with increased cloud coverage and deep convection near its center. The storm is forecasted to accelerate toward the north-northeast by Wednesday night.
The NASA GPM satellite collected detailed data on the storm's distribution and intensity of precipitation, revealing intense rain rates over 2 inches per hour. The storm's freezing level and wind gusts were also mapped, indicating heights of up to 5.6 miles and winds greater than 70 mph.
A team of climate scientists found that sea-level rise, not stronger storm surges, will cause future NYC flooding. Rising sea levels could lead to a 50-foot flood height by 2300, with smaller changes in coastal risk if sea-level rise is prevented.
Scientists have developed a computer model that uses past wave observations and beach assessments to forecast coastal erosion and/or accretion over the coming year. The new tool provides a traffic light system based on storm severity, highlighting the level of action required to protect particular beaches.
A review of geological evidence in the Mediterranean Sea suggests that up to 90% of tsunami events may have been misinterpreted as storm activity. The study, published in Science Advances, reevaluates 135 past events and finds that most dates for tsunamis peaked every 1500 years, coinciding with severe storms.
University of Alaska Fairbanks researchers are collecting storm data from three erosion-plagued villages in Northwest Alaska. The goal is to improve predictions of severe winter storms and their potential impact on these communities.
Researchers created a model, STORM, to simulate watershed rainfall under various climate change scenarios. They found that while overall rainfall is increasing, individual storms are becoming less intense and delivering less water, leading to declining runoff and affecting regional water resources. This study provides insights into the...
Researchers used historic accounts and modern methods to describe an extreme magnetic storm over Kyoto in the 18th century. The study provides valuable insights into past solar activity and its potential impact on future events.
New research reveals that a significant portion of monarch butterflies perished in the March 2016 snowstorm in Mexico, contradicting initial estimates. The severe cold and strong winds led to an estimated 30-38 percent mortality rate, emphasizing the need for protecting the surrounding forest.
NASA used infrared data to analyze temperature information and locate the strongest storms in Hurricane Harvey. The analysis revealed that the highest cloud tops indicate the coldest temperatures, pinpointing areas of intense storm activity.
A new prediction tool has been developed to identify elderly patients at greatest risk of acute myocardial infarction during Asian dust storms. The tool, based on a simple scoring system, takes into account various pre-existing conditions and can help prevent AMI in high-risk patients.
Research from Dartmouth College finds that warming sea surface temperatures in the tropical Pacific Ocean have intensified storm activity in the North Pacific. This has led to increased storminess in Alaska and Northwestern Canada, with some areas experiencing colder, wetter conditions as far away as Florida.
Tropical Storm Nesat has formed east of the Philippines with maximum sustained winds near 45 knots (52 mph), strengthening at a rate of 4.6 mph per hour. The storm is expected to move past the Philippines without making landfall, intensifying to 85 knots before approaching Taiwan by July 30.
A recent study found that climate change significantly contributed to the severity of the 2013 Colorado flood, with heavy rainfall increased by 30% due to a warmer atmosphere. The researchers used high-resolution models to 'hindcast' the event and attributed the increased precipitation to human-induced climate change.
Researchers found that North American monsoon storms are becoming more extreme, with heavier rain and stronger winds, while their frequency is decreasing. The study, led by the University of Arizona, used historical climate data to verify the findings.
A new statistical model projects an increase in dust storms in the southern Great Plains from spring to fall in the late half of the 21st century due to reduced rainfall and increased land surface bareness. Climate change is also predicted to reduce dust activity in the northern Great Plains in spring during the same time period.
A new study by NASA scientists found that Arctic winter warming events are occurring more frequently and lastingly, with an average increase of nearly two days in duration. The study also shows a significant impact on the Arctic climate system, with warmer temperatures hindering ice growth and expansion.
New research reveals Arctic winter warming events are occurring more frequently and lasting longer, with an average duration of 12 hours longer than three decades ago. The study attributes this increase to major storms in the Arctic, which bring warm air from the Atlantic Ocean, leading to peak temperatures above minus 10 degrees Celsius.
Research at Weizmann Institute of Science finds dust storm microbiomes differ by region, with rising bacterial species during storms. The study identifies a 'signature' for each source of bacteria based on antibiotic resistance genes, revealing that local sources pose less threat than imported genes.
A new study in Geophysical Research Letters finds that a series of unprecedented storms over the Southern Ocean likely caused the most dramatic decline in Antarctic sea ice seen to date. The extreme weather event led to significant losses of sea ice, with researchers suggesting that the storms' impact was exacerbated by climate change.
NASA's Global Precipitation Measurement mission detected intense rainfall in southeastern Florida, with rates exceeding 7.5 inches per hour. The GPM core satellite captured detailed images of the storms' vertical structure, showing thunderstorm tops reaching altitudes of over 9 miles.
Researchers found that stratospheric ozone concentrations in the US are vulnerable to water vapor and temperature variations from storm systems, posing a risk to human health and crops. The study calls for increased meteorological and chemical observations to forecast short-term and long-term ozone loss.
After making landfall in Bangladesh, NASA's satellite data showed Cyclone Mora still packing a punch with heavy rain and high cloud tops. The storm's internal structure was revealed using radar data, indicating intense rainfall bands over southeastern Bangladesh.
A Dartmouth-led study finds that the increase in extreme Northeast storms occurred as an abrupt shift in 1996, particularly in the spring and fall. The region experienced a 53% increase in extreme precipitation from 1996 to 2014, with tropical cyclones and nor'easters being key drivers.
Heavy rainfall was detected within a cluster of powerful storms east of Sri Lanka, with GPM's radar data showing storm tops reaching heights above 16 km. The analysis is important to understanding the economy of India and the amount and timing of monsoon rainfall.
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.
A NASA model has simulated stealth solar storms from the sun, showing how slow and quiet processes can create massive magnetic field twists that speed out into space without warning. The models match space-based observations, revealing a complex process that generates energy over two weeks.
Scientists at University of Edinburgh have found that landslides in southern Himalayan regions can increase flood risk by altering river paths with gravel and pebbles, while softer rocks in northern regions produce dispersed sand downstream. The study helps improve flood risk maps for the Ganga Plain, affecting millions.
A study led by UK Centre for Ecology & Hydrology finds that global warming is responsible for tripling of extreme West African Sahel storms in the last 35 years. Climate change will increase the risk of more frequent and severe flooding, as well as poor sanitation-related diseases in West African cities.
A new study from University of Georgia researchers aims to identify wind magnitudes commonly associated with thunderstorm asthma outbreaks. By cross-referencing forecast modeling tools, the study may help anticipate significant thunderstorms and alert public health officials about potential triggers.
Tropical Cyclone Debbie made landfall in Queensland bringing heavy rainfall and hurricane-force winds. NASA's satellite imagery showed a large area of cloud top temperatures in thunderstorms around the storm's eye, indicating potential for heavy rainfall.
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.
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 powerful nor'easter is forecast to impact the US East coast with heavy snowfall totals from the Mid-Atlantic to New England. Forecasters predict 12-18 inches of snow, with localized amounts up to 2 feet, and strong winds that could cause power outages.
Researchers highlight the importance of blocking Asian carp from entering Lake Michigan and Great Lakes through the Chicago Sanitary and Ship Canal. The canal system, built over 100 years ago, has protected the city's drinking water supply but also created entry points for invasive species.
The Geostationary Lightning Mapper (GLM) instrument on NOAA's GOES-16 satellite is transmitting data for the first time, giving forecasters richer information about lightning and improving severe weather alerts. The mapper detects in-cloud lightning, which can occur up to 10 minutes before potentially deadly cloud-to-ground strikes.
During solar storms, large bursts of electrons are sent into the ionosphere, but surprisingly, they also remove electrons from large areas. This phenomenon is triggered by the interaction between the Sun's magnetic field and the Earth's magnetic field, creating unstable areas in the ionosphere that can disrupt navigation systems.