Articles tagged with Storms
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A powerful coronal mass ejection (CME) from the sun has been directed towards Earth and Mercury, posing a risk to electronic systems and communication signals. The CME's magnetic fields can cause geomagnetic storms, potentially leading to aurora displays.
Researchers have explained the behavior of Saturn's giant storms for the first time, using computer models and high-resolution images from the Cassini space probe. The storms are characterized by intense winds of up to 500 km/h and a turbulent ring with an enormous surface area.
A recent survey conducted by the AP-NORC Center for Public Affairs Research found that social factors such as neighborhood bonds and social supports play a vital role in coping with disasters. The study revealed that friends, family, and neighbors were the most important sources of help before, during, and after Superstorm Sandy.
A June 20, 2013, solar eruption sent billions of tons of particles into space, potentially affecting electronic systems on satellites and the ground. The event, known as a geomagnetic storm, can cause aurora and degrade communication signals.
Tropical Storm Barry was captured by NASA's Aqua spacecraft on June 20, 2013, revealing maximum sustained winds of 40 knots and gusts up to 50 knots. Rainfall totals of 3-5 inches are expected in southern Mexico, posing life-threatening flash floods and mudslides.
NASA's TRMM satellite measured rainfall totals of 400-600 mm over Cuba and the southeast Gulf of Mexico, with widespread flooding reported in western Cuba. Along Andrea's track, rainfall amounts were lighter, ranging from 45-150 mm over parts of South Carolina, eastern Georgia, and coastal North Carolina.
A new CU-Boulder study reveals a significant increase in dust emissions across the Western United States over the past 17 years. The research found that dust erosion is linked to an increase in calcium deposition in precipitation, with major increases observed in Colorado, Wyoming, and Utah.
A new study found that installing storm drain diversions at 26 beaches in Santa Monica Bay and Malibu increased attendance by 350,000 to 860,000 annually. The installation of these diversions improved the environmental quality of coastal areas, leading to a direct correlation between increased attendance and reduced beach closures.
Cyclone Mahasen is strengthening in the Bay of Bengal, with NASA satellites tracking its movement and predicting a large storm surge along the Bangladeshi coastline. Heavy rainfall totals over 500 mm have been recorded in the northern Indian Ocean, posing significant flooding risks for residents in coastal areas.
A detailed analysis of the archaeological remains of Dunwich, dubbed 'Britain's Atlantis', has produced an accurate map of the town's streets and buildings. The study used advanced underwater imaging techniques to examine the ruins on the seabed, shedding new light on the town's layout and structures.
University of Manchester scientists discover sting jets in storms, shedding light on violent windstorms like the Great Storm of 1987 and January 2012 gusts. Their findings provide added knowledge for forecasters.
The EVEX mission aims to better understand and predict electrical storms in Earth's upper atmosphere, which can interfere with satellite communication and global positioning signals. By launching two rockets through the equatorial ionosphere, scientists will gather data on electric fields and charged particles to develop a warning syst...
Cyclone Imelda continues to strengthen with powerful convection throughout the storm. Infrared satellite imagery captures cloud top temperatures indicating stronger uplift and higher thunderstorm development. The cyclone is moving west-southwest at 4 knots, influenced by a high-pressure ridge and a low-pressure trough.
Scientists at Florida Institute of Technology have developed a physics-based model to calculate radiation doses from intense gamma-ray bursts in thunderstorms. The model suggests that these bursts, known as terrestrial gamma-ray flashes, emit high-energy particles that can pose a radiation hazard to airplane passengers.
A record-breaking algae bloom in Lake Erie was triggered by a combination of long-term agricultural practices and extreme weather events. The researchers predict that future blooms will be even more severe unless agricultural policies are revised to reduce nutrient runoff.
A solar storm was triggered by a fast coronal mass ejection (CME) approaching Earth, causing a mild geomagnetic storm with weak power grid fluctuations and minor impact on satellite operations. Aurora may be visible at high latitudes in northern US states such as Michigan and Maine.
The remnants of ex-cyclone Tim are drifting west towards the Queensland coast, causing rough to very rough seas and moderate south to southeasterly swell. NASA's infrared satellite imagery shows the weakening storm with significantly warmed cloud top temperatures and strongest thunderstorms appearing in a small area offshore.
Researchers analyzed over 70 years of hourly precipitation data from 13 US sites to test the hypothesis that storms are becoming more frequent and intense as the climate warms. They found a significant steady increase in stormy activity on the Olympic Peninsula in Washington State, which is famously prone to drizzle.
A study by UCSD and NOAA finds that aerosols from the Sahara desert help spur precipitation in California, highlighting the impact of global weather patterns on regional water supplies. The research uses advanced instruments to track the journey of aerosols across continents and demonstrates their role in seeding storm clouds.
NASA released an animation of NOAA satellite imagery showing the lifetime of the historic nor'easter that brought over 2 feet of snow to New England states on Feb. 8-9, 2013. The storm left over 650,000 without power and led to travel bans in several governors' states.
Researchers report a gigantic jet event over a thunderstorm in mainland China, with a tree-like shape and unique storm characteristics. The study uses multiple data sets to analyze the event and its associated storm.
Scientists successfully demonstrated a new X-ray camera, STORM, that observed charge exchange processes near Earth's magnetosphere. This technology provides insights into the physical process and can help determine space weather in our solar system.
A new University of Washington study reveals the Cyclone in 2012 did not cause the record low for Arctic sea ice minimum. Instead, it suggests that natural warming trends and thin ice were the primary factors contributing to the melting.
NASA's Suomi NPP satellite captured images of Cyclone Felleng showing cold overshooting cloud tops, indicating high energy release. The storm has strengthened significantly since the previous day, with maximum sustained winds near 90 knots.
Researchers at the University of Hawaii's International Pacific Research Center have made a breakthrough in predicting Asian summer monsoon rainfall and tropical storm activity. By analyzing fluctuations in the western Pacific Subtropical High, they achieved substantially improved skills in forecasting these weather phenomena.
Tropical Storm Emang is showing moderate to heavy rainfall near its center, with estimated rates of 2 inches per hour. The storm is currently moving westward at 3 knots and expected to pass southwest La Reunion Island by January 21.
Tropical Storm Narelle is weakening as it moves south along Western Australia's coast, according to NASA. The storm's rainfall rates have decreased, and its eye has become cloud-filled.
NASA's research models show that the CMEs left the sun at speeds of 275 miles per second, causing geomagnetic storms when they connect with the Earth's magnetic envelope. The recent flares caused weak radio blackouts, but their effects have already subsided.
A team of astronomers used the Spitzer and Hubble space telescopes to create the most detailed weather map yet for a brown dwarf. They found that the object has a stormy atmosphere with planet-sized clouds, similar to those on Earth. The research provides new insights into the atmospheres of brown dwarfs and exoplanets beyond our solar...
A NASA TRMM satellite found an unusually tall storm-cell in Cyclone Evan's eyewall, extending 17 km above the ocean surface. This rare feature was previously thought to occur only over land, but continuous observations have revealed its existence over the ocean.
TRMM satellite data shows a complete eyewall in Tropical Cyclone Evan, suggesting rare system strength. Radar reflectivity analysis indicates the storm did not intensify despite a strong radar signal.
The inclusion of intense but small-scale polar storms in climate models could lead to a different picture of climate change. Adding these storms results in significant changes in ocean circulation, including an increase in heat traveling north in the Atlantic Ocean.
Tropical Cyclone Evan's eye-like structure was observed on Dec. 11 by TRMM's Precipitation Radar, indicating powerful storms and heavy rainmakers. By Dec. 13, Evan had intensified, with maximum sustained winds reaching 90 knots, and its eye being approximately 6 nautical miles wide.
Tropical Storm Evan has caused regional warnings to be posted in American Samoa and Fiji, with a gale warning and storm watch in effect. The strongest thunderstorms are located around the center of circulation and in a band of thunderstorms north and east of the center.
A new system developed by NCAR combines satellite data and computer weather models to predict potentially dangerous atmospheric conditions. The system provides pilots with critical information about storms, turbulence, and lightning, helping to improve flight safety over remote ocean regions.
Tropical Cyclone Claudia is currently located near 14.3 south latitude and 75.4 east longitude, about 445 nautical miles south of Diego Garcia. The storm is expected to weaken over the weekend due to cooler waters and increasing vertical wind shear.
Researchers found four well-preserved ships and an ancient harbor structure from the Hellenistic period, shedding light on a lesser-known era of history. The discoveries suggest that additional remains may be found in the coastal sediment before storms destroy them.
NASA's Aqua satellite captures infrared image of Tropical Storm Bopha on Nov. 27, indicating a lot of power and cold cloud tops with temperatures below -63F. The National Weather Service issues warnings and watches for affected islands, as the storm is expected to continue intensifying.
Researchers studied retrieval-induced forgetting, finding that impaired individuals recall more negative memories than positive ones. Historical knowledge transmission was also explored, showing a reminiscence bump influenced by sociocultural events.
Stanford expert Elisabeth Paté-Cornell argues that 'black swan' events are rare, while 'perfect storms' can be assessed using systematic risk analysis. She recommends considering dependent events and external factors to make better management decisions.
Tropical Depression 25W formed over the western North Pacific Ocean and is affecting southern Vietnam. The depression has maximum sustained winds of 28.7 mph near its center, with moderate wind shear hindering its organization.
A study led by University of Washington researchers identifies unusual weather patterns that contributed to the 2010 India flood, which killed 193 people. The findings suggest that organized clouds in high mountains can tap into additional moisture from nearby bodies of water, leading to severe flash flooding.
Tropical Storm Rosa experienced strong convection pushed southeast of its center due to wind shear. The AIRS instrument captured infrared images showing the strongest thunderstorms in that area had cloud tops as cold as -63F (-52C), leading to heavy rain, weakening Rosa's organization.
Tropical Cyclone Nilam brought heavy rainfall to Sri Lanka, with cloud top temperatures as cold as -63F (-52C), indicative of intense storms. The cyclone's center was forecast to make landfall in Tamil Nadu, India, on October 30.
Tropical Storm Son-tinh is a powerful storm with strong thunderstorms in its northwestern quadrant and center. It is expected to make a landfall south of Hanoi, Vietnam on October 28, moving west-northwest at 11 knots.
Scientists have discovered a giant oval vortex on Saturn persisting long after the visible effects of the 'Great Springtime Storm' subsided. The vortex is characterized by high temperatures and unique chemistry, unlike Jupiter's famous Great Red Spot.
Researchers at NASA's Goddard Space Flight Center detected a massive release of ethylene gas during a rare storm on Saturn, with temperatures soaring 150 degrees Fahrenheit above normal. The storm was observed using Cassini's composite infrared spectrometer and revealed unprecedented disturbances in the planet's upper atmosphere.
Tropical Storm Maria is experiencing strong wind shear that is limiting its rainfall to the east of its center. The low-level center of the storm is now exposed, and with cooler sea surface temperatures, the combination is expected to dissipate by October 19.
Tropical Cyclone Anais has strengthened over the weekend of Oct. 13-14, packing sustained winds near 100 knots. The storm is expected to move past La Reunion Island while weakening due to cooler waters and increased wind shear in the coming days.
NASA's TRMM satellite observed the heaviest rainfall in Tropical Storm Gaemi surrounding its center, with rates reaching 2 inches per hour. The storm is expected to make landfall south of Hue, Vietnam on October 6, bringing deteriorating coastal conditions.
Tropical Storm Gaemi is packing significant power in its central region and on one side of the storm. NASA satellite imagery shows a bright white area with higher, stronger thunderstorms around the center.
Tropical Storm Gaemi shows signs of strengthening with powerful thunderstorms and a band wrapping into the low-level center. NASA satellite imagery reveals the storm's disorganization but expects it to become more circular over the next couple of days.
The Great Barrier Reef has lost over half its coral cover in the last 27 years, primarily due to intense tropical cyclones, population explosions of Crown-of-thorns starfish, and two severe coral bleaching events. The study highlights the need for action to control crown of thorns populations.
Tropical Storm Ewiniar's clouds revealed a partially exposed low-level circulation center, open to outside winds that can affect its trajectory. Heavy rainfall and thunderstorms, with the strongest on the eastern quadrant, were observed around the storm.
A Texas A&M University-led study has uncovered a new water cycle connection between the U.S. southwest and tropical regions, shedding light on ancient lakes that once filled desert valleys. The research suggests that precipitation in the region may have enhanced the summer monsoon, supporting the development of these lakes.
Tropical Storm Ewiniar remains tropical despite being embedded in a subtropical area of low pressure off Japan's east coast. The storm is still experiencing strong convection and thunderstorms, with maximum sustained winds near 63.2 mph/102 kmh.
Researchers will track nutrient water quality and examine pollution levels when sediments are stirred up by storms, creating a statistical model to inform policy decisions. The study aims to understand the role of storms in transferring excess phosphates and nitrates from rivers into coastal seas.
The mission will investigate the region for a minimum of two years, making precise measurements of high-energy particles and magnetic fields. The goal is to provide understanding and predictability of space weather conditions, which can influence technological systems and human life.
Tropical storm Kai-tak is causing more rain in the Philippines as it passes over northern Luzon, with Public storm warning signals in effect for several provinces. The storm has dropped extreme amounts of rainfall, including intense precipitation of over 100mm/hr, affecting the island of Luzon and neighboring areas.
Scientists used two jets to film sprites at 10,000 frames per second, capturing movies that shed light on this poorly understood phenomenon. The research aims to study the forces behind sprite formation and its connection to lightning and atmospheric energy exchange.