New research suggests that Arctic sea-ice loss intensifies the negative phase of the North Atlantic Oscillation (NAO) leading to more cold easterly winds. However, these winds are also warmer than they used to be due to widespread warming effects of Arctic sea-ice loss, resulting in little change in European winter temperatures.
Researchers analyzed data from China's largest meteorological database and found a 50% decrease in hail storms, thunderstorms, and high wind events on average. The strength of the East Asian Summer Monsoon also decreased strongly correlated with severe weather.
The Tracking and Data Relay Satellite (TDRS) project is completing final testing on a new satellite that will extend NASA's Space Network capabilities. The addition of TDRS-M will provide nearly continuous coverage for an additional 15 years.
The Space Environment In-Situ Suite (SEISS) instrument on NOAA's GOES-16 satellite is successfully sending data back to Earth, providing insights into charged particle fluxes. This information will help the Space Weather Prediction Center issue early warnings of high-flux events, protecting lives and equipment from radiation hazards.
Researchers now have unprecedented access to space-weather data from 23 GPS satellites, measuring charged particles and their impact on satellite operation. This data helps answer key questions about space weather events, enabling improved forecasting models.
A new tool called EEGGL helps map out the paths of coronal mass ejections (CMEs) before they reach Earth. The model is based on fundamental physics theory and takes into account the magnetic structure of CMEs, providing a better understanding of their behavior in space.
A new study projects a 10-13% decrease in global mild days by the end of the century due to climate warming. Tropical regions are expected to lose up to 50 fewer days of mild weather, while mid-latitudes will gain more mild days.
A new study finds that solar storm-induced electricity blackouts could have a significant impact on the US economy, with indirect costs accounting for over half of the total loss. The potential macroeconomic cost could reach $41.5 billion per day in extreme scenarios.
Research using 20,000 virus samples and weather statistics found that cold weeks precede flu outbreaks. Cold and dry weather allows aerosol particles to remain airborne, increasing the spread of viruses.
Research reveals weather plays no part in the symptoms associated with back pain and osteoarthritis, contrary to long-held beliefs. Higher temperatures slightly increase lower back pain risk but not clinically important.
A new collaboration between UMD and NOAA has developed reference datasets that can be used to calibrate weather satellites. This improvement enables more accurate weather forecasting and monitoring of climate change.
A series of moisture-laden storms has affected the western US, including California and the Pacific Northwest, causing extreme rain events and blanketeting the region in snow. The National Weather Service is forecasting heavy snows and periods of rain with potential flooding or flash flooding along the West Coast.
Scientists have made significant advancements in understanding the ionosphere, a region of Earth's atmosphere that reacts to changes from both space above and Earth below. Research reveals that the ionosphere can experience 'overcooling', causing rapid energy loss and collapse, which can disrupt satellite orbits.
Researchers have found a strong association between El Niáo-Southern Oscillation conditions and observed weather in Sri Lanka, leading to exacerbated dengue epidemics. The study used the Oceanic Niño Index to quantify data associations and found an increasing relative risk of dengue with increasing rainfall and temperatures.
CIMMS and NOAA announce a five-year, $95.3 million collaboration to support Weather Ready Nation and Climate Adaptation and Mitigation initiatives. The university will provide expertise in long-term planning, stormscale meteorological phenomena research, and forecast improvements.
Researchers are uncovering long-lost weather diaries and ship logbooks to improve future climate projections and validate palaeoclimate records. These new datasets contribute to global models of the atmosphere, shedding light on Australia's climatic past.
The GOES-R satellite will provide unprecedented information about the Earth's weather, including true-color pictures and high-definition imagery. This will enable forecasters to make more accurate predictions of severe storms, squall lines, and tropical cyclones.
The €8 million APPLICATE project aims to enhance weather and climate prediction capabilities in the Arctic and beyond. By studying the Arctic's impact on mid-latitude weather and climate, researchers can improve forecast accuracy and mitigate severe weather events.
University of Washington researchers have developed a method to transform lightning strikes into weather-relevant information, improving storm forecasts. The new method uses data from the WorldWide Lightning Location Network and has been tested on several cases, including a 2012 derecho thunderstorm system and a 2013 tornado.
The CU Boulder instrument suite, EXIS, will measure energy output from the sun that can affect satellite operations, telecommunications, GPS navigation, and power grids on Earth. The instruments will provide rapid alerts for solar flares and monitor extreme ultraviolet light wavelengths.
D.J. Seo and his team aim to enhance National Weather Service rainfall maps for heavy-to-extreme events, benefiting emergency managers, water managers, and the public.
The study investigates changes in perceptions about home in space and the development of a unique culture among astronauts. Researchers found that a shared space culture can help crew members respond to different situations, reducing stress and improving morale.
A new study found that climate change may be amplifying the effects of wavy jet stream patterns, contributing to severe cold winters. The research improves long-term forecasting of winter weather in populous regions, benefiting communities and economies.
A University of Exeter study found no evidence that climate change is linked to a fungal disease affecting coffee crops. Researchers tested the hypothesis that climate change increased the probability of favorable weather conditions for CLR, but rejected the hypothesis due to other factors contributing to the disease outbreak.
The Observation, Prediction and Analysis of Severe Convection of China (OPACC) project aims to improve the prediction skills of convective storms. Researchers have published 224 papers on convective weather in peer-reviewed journals since 2013.
A mass participation study involving over 9000 UK participants found a correlation between sunny days, rainfall, and pain levels. The study suggests that understanding how weather influences pain could lead to new treatments.
A solar storm in May 1967 jammed radar and radio communications at the height of the Cold War, prompting a potential military conflict. However, thanks to the U.S. Air Force's space weather forecasting efforts, the military action was prevented, and the nation avoided a disastrous nuclear exchange.
A new UK-RAS Network white paper led by Professor Yang Gao showcases the future of space robotics, predicting autonomous robots will replicate insects, birds, animals, and even humans on future missions. The report highlights technological advancements with applications in sectors like healthcare, mining, agriculture, and more.
A new concept in space telescope design proposes a modular structure and an assembly robot to build extremely large telescopes in space. The robotic system would enable tasks to be performed without astronaut fatigue.
Researchers require improved techniques to grasp climate change causes and its impact on communities, according to Professor Peter Stott. Better information will help policymakers safeguard people from extreme weather events.
Scientists have discovered a 'space tsunami' that creates the third Van Allen Belt, a region of intense radiation in space. This finding helps mitigate the effects of extreme space weather and has significant implications for satellite operations and human exploration.
A Japanese team has digitalized magnetogram recordings from the early 20th century, providing insights into space weather patterns before satellite observations became available. The study found that plasma in near-earth space was twice as heavy around 1958 and 1970 due to a higher mixture of oxygen ions.
Researchers created a detailed, high-resolution simulation of weather patterns in the Western US using data from tens of thousands of personal computers. The analysis showed impacts of terrain on local weather and improved accuracy for regional climate predictions.
The first wave of low-cost weather stations have been installed in Zambia, providing critically needed information for farmers and residents. The stations, built with 3D-printed parts, transmit temperature, rainfall, wind, and other weather parameters.
Researchers at NASA's Goddard Space Flight Center have found that the slow solar wind originates from magnetic reconnection in the sun's hot atmosphere. The team used newly processed observations to determine the source of the slow wind, which is important for understanding space weather around Earth.
Scientists have made significant breakthroughs in predicting weather and climate change by studying the fundamental thermodynamics of water droplets. Understanding how water droplets grow and interact with each other can help improve weather forecasts, but also has industrial relevance and applications.
The James Webb Space Telescope's primary mirror is the largest yet sent into space, made of 18 beryllium segments coated with a thin layer of gold. The telescope will study the formation of solar systems capable of supporting life on planets similar to Earth, as well as the evolution of our own solar system.
A recent study found an increase in atmospheric high pressure systems over Greenland since the 1980s, leading to extreme weather patterns and warmer air. This is caused by strong Arctic warming and changes in the atmospheric jet stream.
Physicists at UTA are developing a global simulation model combining knowledge and experience from seven leading research universities to predict space weather effects with higher accuracy and detail. The project aims to reduce errors in GPS and communication systems by up to 30%.
Researchers from NYU and Duke University found that 80% of Americans live in counties with more favorable weather conditions since the 1970s. However, future climate change projections suggest that nearly 90% of the US public will experience less pleasant weather by the end of the century due to rising temperatures.
A new project, NANOBED-MX, will offer researchers and entrepreneurs access to space technology with minimal investment. The program builds on the UKube-1 CubeSat experience and aims to unlock commercial opportunities in developing countries.
A massive solar storm could disrupt communications satellites, knock out GPS systems, and shut down air travel and lights in millions of homes. The US government is taking the threat seriously, increasing support for research and forecasting to mitigate the impact.
Researchers investigated wind patterns and affecting weather systems around the shipwreck location. The study revealed strong winds of at least 31 m s-1, and a bow echo embedded in a squall line contributed to the disaster.
A new simulation code was developed to accurately predict coronal mass ejections (CMEs) and their impact on space weather. The model successfully validated using observational data from the 2003 Halloween CME events, enabling accurate predictions of magnetic fields and arrival times.
Goddard's Network Integration Center coordinates communications for Near Earth and Space Networks, ensuring reliable data transmission from space to ground. The center has been operational since Project Mercury and supports human spaceflight missions, including those in low-Earth orbit and beyond.
Scientists from NASA's Goddard Space Flight Center are developing a model called Solar Shield to simulate how space weather affects the US power grid. By analyzing coronal mass ejections and solar wind streams, researchers can predict when and where geomagnetic storms will occur, allowing for proactive measures to protect the grid.
A study found that weather patterns typically bringing moisture to the southwestern US are becoming less frequent, leading to a drier climate. The region is already vulnerable to drought, and this shift has significant implications for water resources.
The NASA GPM satellite examined violent thunderstorms in the southern US on February 2-3, with one powerful storm in North Carolina dropping rain at an extreme rate of 112.96 mm (4.4 inches) per hour. The satellite's radar instruments measured precipitation within the area and created a 3D cross-section through the storms.
Researchers found that typical rain-bringing weather patterns in the Southwest are becoming more rare, leading to a drier climate state. The region is vulnerable to droughts due to its already arid conditions and growing population.
The Heliophysics CubeSat will measure incoming radiation that can affect Earth's radio communications, satellite electronics, and power grids. The satellite will provide unprecedented insight into the sun's impact on our planet.
The Southwest Research Institute\u2019s CuSP microsatellite will observe interplanetary magnetic fields and energetic particles in the solar wind. The mission aims to improve simulations of space weather, helping scientists understand its impact on power grids and space technology.
Scientists use real-time observations and computer simulations to analyze the solar corona's dynamic system. The sun's magnetic field drives space weather on Earth and affects interplanetary radiation. Understanding its structure is crucial for studying space throughout the solar system.
A historic blizzard is forecast for Washington, D.C., while states from Texas to Florida experience severe weather due to a developing winter storm. Severe weather, including hail and at least one reported tornado, has been observed along the Gulf Coast.
High-frequency atmospheric observations in the Arctic Ocean improved wind field accuracy, reducing uncertainty in sea-ice forecasts and predicting severe weather phenomena. The study suggests that a cost-effective observing network can be established to enhance polar predictions.
A new study led by McGill University and the University of British Columbia found that droughts have a significant impact on cereal crop production, particularly in developed nations. The research analyzed data from 177 countries and found that global production lost to extreme weather events averaged around 9-10%.
The NASA GPM mission analyzed extreme weather in the US from December 2015, detecting heavy rainfall, tornado outbreaks, and record-breaking flooding. The analysis revealed a line of tornadic thunderstorms moving through the Midwest, generating two tornadoes and 14 deaths.
A massive low pressure system generated severe weather, including tornadoes, heavy rainfall, and snow, in the southwestern and central US. The storm system brought significant impacts, particularly to Texas, Oklahoma, New Mexico, Missouri, Arkansas, Mississippi, Alabama, and the Florida Panhandle.
Researchers at UTA are analyzing the energy entering the upper atmosphere following space weather events to refine models used for satellite trajectory forecasting. Current estimates can be off by as much as 100%, resulting in an error of up to 30% in tracking satellites.
Scientists from PNNL will discuss the Madden-Julian Oscillation, a weather phenomenon that influences tropical cyclones and climate change. The team used computer simulations to explore how daily pulses of clouds over islands affect the MJO's movement.
Reduced storm activity over mid-latitude regions leads to more persistent heatwaves and droughts, while also increasing the likelihood of record-breaking cold temperatures. This study highlights the sensitivity of regional weather conditions to changes in large-scale atmosphere dynamics.