Articles tagged with Weather Forecasting
System 94E has a greater chance of development, with a 60% chance of becoming a tropical depression in the next two days. NASA's TRMM satellite observed heavy rainfall and intense convective storms within its area, indicating potential for cyclone formation.
A Michigan State University study reveals that easy online access and personal devices have made the digital divide disappear during vacations. People are using their phones to plan, check weather forecasts, and access local information, showing a significant shift in how travelers use technology on holiday.
The Office of Naval Research is developing advanced weather prediction models to enhance the Navy's forecasting capability, accuracy, and safety at sea. The new models, such as TC-COAMPS, enable real-time forecasting of storms' track and strength, improving warfighting advantage and reducing fuel consumption.
Researchers found that rotavirus incidence is higher during the coldest, driest months of the year in South Asia. They also discovered an association between rotavirus and vegetation density, suggesting a potential tool for disease surveillance and prevention.
The TRMM satellite observed the eastern half of Typhoon Sanvu experiencing most of the rainfall, with intense storms dropping rain at over 2 inches/hr. The storm's track is predicted to bring it close to Japan's Iwo To island on May 26.
Tropical Storm Sanvu has strengthened after passing west of Guam, with maximum sustained winds near 45 knots (52 mph) and higher gusts. Forecasters expect it to continue intensifying due to warm sea surface temperatures and light wind shear before curving northeast.
A NASA animation of GOES-13 satellite data reveals the development and movement of a massive tornado outbreak in the Great Plains on April 14-15, 2012. The animation helped meteorologists issue timely warnings that saved lives during the devastating event.
A moderate bloom could cause the closure of shellfish beds along an estimated 126-250 miles of coastline. The forecast is based on computer simulations modeling meteorological and oceanographic conditions that impact the size of the bloom.
Tropical Storm Daphne strengthened overnight, with NASA's Terra satellite capturing its cloud extent using infrared imagery. The MODIS image showed a more rounded cloud shape, indicating lessened wind shear. Maximum sustained winds near 50 knots were reported, with the storm speeding southeast at 25 knots.
Infrared NASA satellite data indicates a large upper-level storm system approaching the south central US, bringing a threat of heavy rain, gusty winds, and tornadoes to Oklahoma, Kansas, and Texas. Forecasters expect 4-8 inch rainfall totals through Wednesday, with possible moderate and major river flooding.
Tropical Cyclone Irina is making a slow loop in the southern Mozambique Channel, with maximum sustained winds near 45 knots. The storm is weakening due to cool sea surface temperatures and moderate wind shear, with forecasters predicting potential dissipation in the next day or two.
Scientists will gather data on the high-altitude jet stream, which affects satellite and radio communications, using chemical tracers and instrumented payloads. The mission will help better understand the process responsible for this phenomenon, located 60-65 miles above the Earth's surface.
A NASA satellite animation has revealed the movement of a tornadic weather system that triggered at least 20 tornadoes on February 29, 2012. The animation, created using GOES-13 visible and infrared satellite imagery, shows the progression of the cold front and associated low pressure area as it moved over the central US.
A new European Union system forecast space weather launches, providing frequent and reliable web-based forecasts to protect satellite operators from space radiation damage. The system uses satellite data, ground-based measurements, and computer models to predict space weather for the region where most satellites orbit the Earth.
Researchers emphasize the need for improved computer models of black carbon and other aerosol pollutants to accurately forecast health and climate impacts. The use of satellite data from NASA-funded projects has shown that air pollution can be transported across continents, with significant effects on local and regional climate.
Cyclone Giovanna was regaining strength in the warm waters of the Mozambique Channel, with strongest thunderstorms west of its center. The storm's maximum sustained winds reached 50 knots and is expected to move slowly westward across the channel.
Cyclone Jasmine is strengthening as it approaches Vanuatu and New Caledonia, with forecasters predicting hurricane-force winds and heavy rainfall. The storm's current track takes it between the two island nations, with its center expected to pass nearby on February 8.
The Space Weather Laboratory will implement ensemble forecasting, producing up to 100 computerized forecasts simultaneously, improving the reliability of space weather alerts. This new capability is crucial for protecting astronauts and NASA spacecraft from potential harm during periods of increased solar activity.
Researchers are developing new flight system programming that combines data analysis with aviation know-how to create safer skies. The project aims to improve the accuracy and timeliness of flight data, reducing the risk of accidents caused by outdated or incorrect information.
The National Polar-orbiting Operational Environmental Satellite System Preparatory Project has been renamed Suomi NPP in recognition of Verner Suomi's contributions to weather forecasting and climate change research. The new name reflects the mission's objective of advancing scientific knowledge of Earth and improving weather forecasts.
Scientists have developed a framework for predicting tornado activity up to a month out, giving communities a chance to plan and potentially aid in the understanding of whether tornadoes are growing more frequent due to climate warming.
Tropical Cyclone Funso is intensifying in the Mozambique Channel, bringing heavy rainfall to Mozambique and Madagascar. The storm's strengthening clouds indicate a potential threat to residents still recovering from Tropical Depression Dando.
Tropical Storm Heidi is forecast to make landfall today along Western Australia's Pilbara coast, bringing heavy rainfall and gusty winds. The storm's center is still north of the coast, with maximum sustained winds increasing to 63 mph.
A new study uses weather forecasting models to predict the spread of brain tumors, demonstrating the feasibility of a mathematical approach. The model, known as LETKF, provides accurate and efficient predictions of tumor growth and spread, taking into account errors in model parameters and measurement uncertainties.
Tropical Storm Washi is expected to make landfall in Surigao del Sur early tomorrow afternoon and will bring heavy rainfall and gusty winds to the region. Residents are advised to prepare for the storm's arrival, as it has been classified as a Category 1 tropical cyclone with maximum sustained winds near 35 knots.
A study proposes a common root for record-breaking rainfall and historic tornado outbreaks in the US. Researchers link these events to a rare coupling between polar and subtropical jet streams originating in the western Pacific. This phenomenon, known as a 'superjet,' can carry twice as much energy as typical jet streams.
The Advanced Technology Microwave Sounder (ATMS) instrument on board NASA's NPP satellite acquired its first measurements in November 2011. The data will be used to improve short-term weather forecasts up to 5-7 days in advance, and provide critical information for climate research.
The NCAR wind forecasting system has improved the accuracy of wind energy forecasts by 35%, allowing Xcel Energy to harness wind more effectively and save ratepayers millions of dollars yearly. The system uses cutting-edge computer models and real-time observations to provide high-resolution forecasts, updated every 15 minutes.
Bioengineers from Rice University are testing a new law of biology to predict when critically ill patients will worsen, and which treatment is likely to prevent it. The study aims to provide clinicians with a patient-specific 'forecast' using data from electrocardiograms and other vital signs.
An international research project led by ONR aims to improve long-range weather forecasts and seasonal outlooks by studying the Madden-Julian Oscillation in the Indian Ocean. The study will provide valuable insights into climate modeling and refine global climate computer models.
NASA's TRMM satellite provided critical clues to Philippe's strengthening, revealing towering thunderstorms and intense rainfall. The satellite's data showed deep convective towers reaching heights of over 13km, indicating the storm was intensifying.
Typhoon Nesat is expected to make landfall in the northern Philippines, bringing heavy rainfall, gusty winds, and dangerous surf. The storm has maximum sustained winds near 80 knots (92 mph/148 kmh) and is forecast to cross Luzon and move into the South China Sea.
Researchers gather data in the Indian Ocean to understand tropical weather patterns and their effects on global climate. The six-month field campaign aims to improve long-range weather forecasts and seasonal outlooks.
A new model has successfully predicted Arctic sea ice conditions up to five years into the future. The research shows that measuring ice thickness in September can provide a reliable gauge for the summer's low ebb. This prediction is important for shipping, oil exploration, and conservation efforts.
Researchers will analyze social and economic impacts of atmospheric blocking events from the 20th century. They aim to develop new methods for spotting and predicting this rare weather phenomenon, which can trigger extreme conditions such as heat waves and flooding.
NASA's Aqua satellite revealed powerful convection in System 94W, strengthening it into Tropical Storm Sonca. Infrared data showed cloud temperatures and heights, aiding forecasters in predicting the storm's behavior.
Tropical Storm Maria is approaching the Lesser Antilles in the Caribbean Sea with maximum sustained winds near 45 mph. The storm may bring 3-5 inches of rainfall to the region, with isolated totals as high as 8 inches.
Researchers at UCLA have developed a new algorithm that improves climate forecast accuracy by 16 months, enabling more precise predictions for agriculture and industry, while also helping identify El Niño events
Hurricane Irene strengthened into a major hurricane on the GOES-13 satellite video, reaching Category 3 status with 115mph winds. The storm is expected to make landfall in eastern North Carolina as a major hurricane, bringing devastating damage and heavy rainfall.
A new computational model developed by researchers at Ohio State University can forecast where cholera outbreaks are likely to occur in Haiti. The model takes into account various factors, including environmental conditions and human contact, to identify typical patterns of cholera outbreaks and hotspots where control efforts are needed.
NASA's GOES-13 satellite captured the formation of Tropical Storm Don, which strengthened into a tropical depression and then storm over two days. The storm is expected to bring isolated showers and tropical storm-force winds to Texas coast, potentially providing drought relief.
Tropical Storm Nock-ten is forecast to bring heavy rainfall, gusty winds, and localized flooding to central Philippines. The storm is expected to weaken over land but re-energize once it enters the South China Sea.
The tenth tropical depression has formed in the western North Pacific Ocean, bringing rains to the central Philippines as observed on infrared imagery from NASA's Aqua satellite. The system is moving northwest at 9 knots and is expected to slowly intensify over the next two days, making landfall northeast of Hong Kong later this week.
Researchers from UGA found a significant relationship between autumn snow extent in specific regions of Eurasia and temperatures across North America during the subsequent winter. Years with extensive autumn snow in northwest Eurasia were associated with winter temperatures seven degrees lower near the center of North America.
Tropical Storm Beatriz rapidly weakened after making landfall in Mexico's western mountains, transforming from a strong tropical storm to a weak tropical depression within six hours. The storm's remnants are now moving over cooler sea surface temperatures with a slim chance of regenerating due to sub-80°F waters.
Research finds that paved surfaces in cities like Houston can lead to stagnant air and increased pollution by altering wind patterns. By adding parks and lakes, cities may be able to improve air quality by blowing away pollutants.
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) climate and weather satellite has completed all environmental testing, including thermal vacuum testing. The successful test paves the way for the satellite's planned launch on October 25.
The California Energy Commission is funding $1.4 million in renewable energy research at UC San Diego, including advanced solar forecasting and energy storage systems. The investment will help accelerate the development of clean energy technologies and achieve California's 33% Renewable Energy Portfolio Standard by 2020.
A low pressure area over northern Illinois has created conditions for severe weather in the eastern third of the US. The GOES-13 Satellite captured an image of strong thunderstorms with a high risk area stretching from southern Arkansas to northeastern Texas.
OU School of Meteorology faculty are leading predictability research initiatives, exploring various weather phenomena and their impacts. The team aims to improve forecasting for severe weather events like landslides, tornadoes, and thunderstorms by advancing tools like the SEGMENT modeling system.
Researchers developed a method to use passive microwave satellite imagery to monitor hurricane structure and intensity changes, revealing patterns in storm dynamics. This allows for a 30-hour window before a storm hits its maximum strength, enabling forecasters to issue earlier warnings and evacuate areas at risk.
Tropical Storm Errol has strengthened overnight and developed into a well-defined center of circulation, with strong thunderstorms and cold cloud tops. The storm is expected to bring heavy rainfall, rough surf, and gusty winds along the northern coast of Western Australia.
Researchers at North Carolina State University have developed software that creates a privacy mode for Android systems, giving users flexible control over personal information. The TISSA prototype includes four possible privacy settings for each application, allowing users to customize the level of information accessed.
A new computer-generated forecast provides pilots with critical weather information on the likelihood of encountering in-flight icing conditions. The Forecast Icing Product with Severity (FIP-Severity) offers 12-hour forecasts that help users plan safe flight paths, reducing accidents and costs related to icing hazards.
The EURISGIC project aims to estimate geomagnetically induced current (GIC) risk using European archives and develop a prototype service for GIC forecasts. The project, involving 6 countries, will provide real-time solar wind measurements to improve power grid resilience.
The new Space Weather App allows users to access real-time images and data on solar events, including coronal mass ejections and X-ray outbursts. Users can customize the app to display information of interest, increasing public awareness of space weather.
Groundwater depletion in California's Central Valley poses a significant threat to the state's economy and food security, with two-thirds of the loss attributed to central valley groundwater depletion. Conversely, corals are expanding their range poleward in temperate areas as seas warm, indicating rapid modifications to coastal ecosys...
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) climate/weather satellite is successfully completing flight environmental testing. The five-instrument suite will provide continuity of climate observations and enhance weather forecasting capabilities.
NASA's Terra satellite captured an image of Cyclone Yasi on Jan. 30 at 23:20 UTC, revealing a well-formed storm that appears to be strengthening. The cyclone is forecast to continue intensifying over the next 36 hours and make landfall just south of Cairns as a large system.
A new scientific study confirms that computer models at a European weather-forecasting center gave clear indications of the impending floods in Pakistan last July. The researchers found that if the information had been processed, forecasters could have predicted extremely accurate rainfall totals and even prevented some flooding.