Articles tagged with Weather Forecasting
The Solar Ultra-Violet Imager (SUVI) is a new telescope that will observe the sun in extreme ultraviolet wavelengths, identifying active regions, solar flares, and eruptions. This will improve space weather forecasting, enabling earlier warnings for potential impacts on Earth's power grids, communication systems, and orbiting satellites.
Tropical Cyclone 06B, also known as Madi, has organized from low pressure System 92B, with maximum sustained winds near 45 knots/51.7 mph/83.3 kph and a diameter of approximately 100 nautical miles. The cyclone is expected to continue strengthening due to warm waters and is predicted to reach cyclone/hurricane strength by December 9.
Scientists successfully predicted the timing of the 2012-2013 influenza season up to nine weeks in advance, providing actionable information for officials and the public. The flu forecasting system, using combined data from Google Flu Trends and CDC reports, outperformed alternate schemes and showed regional differences in accuracy.
The 33rd tropical depression formed in the Northwestern Pacific Ocean on December 3, 2013. NASA's satellites captured images of the storm's cloud cover and rainfall rates, showing moderate to heavy rainfall north of the center of circulation.
The Space Environment In-Situ Suite (SEISS) instrument on GOES-R will monitor radiation hazards to astronauts and satellites. SEISS data will improve energetic particle forecasts and enhance warning systems for space weather events.
Tropical Cyclone Alessia has formed in the Southern Indian Ocean and is expected to threaten Western Australia. The cyclone's maximum sustained winds are near 35 knots, and it is currently moving east-southeast towards Darwin.
Researchers developed a new statistical model to forecast summer rainfall in the Southeast, identifying key climate factors that influence rainfall intensity. The three-cluster finite normal mixture model improves accuracy for seasonal predictions.
Researchers create a new computer model that combines cutting-edge simulations of weather and fire with satellite observations to predict the extent and behavior of wildfires. The technique, called CAWFE, allows for updated forecasts every 12 hours, enabling accurate predictions throughout a fire's lifetime.
Researchers at NCAR and University of Maryland create a new model that combines weather simulations with satellite observations to predict wildfire growth. The model can produce accurate forecasts every 12 hours, improving prediction tools for large, intense wildfires.
Typhoon Haiyan is intensifying quickly as it moves through the Philippine Sea, with rainfall rates reaching up to 50-60 mm/hour near the center. NASA's TRMM satellite provided data on the storm's northeastern quadrant, revealing some thunderstorms reached heights of over 10 km.
The ABI will offer faster imaging with much higher detail, enabling more accurate forecasts of severe weather and other hazards. The instrument's improved capabilities will help save lives and protect communities from extreme weather events.
Researchers at NCAR have fingerprinted a distinctive atmospheric wave pattern that can foreshadow the emergence of summertime heat waves in the United States. By analyzing a 12,000-year simulation of the atmosphere, they found that this pattern is associated with an increased likelihood of US heat waves 15-20 days out.
Tropical Storm Lorenzo is facing wind shear and will move into cooler waters, sapping its strength. The NHC notes that despite wind shear, Lorenzo maintains deep convection with strongest thunderstorms in its eastern quadrant.
Typhoon Francisco is turning northwest, posing a threat to Guam with sustained tropical storm force winds expected, causing minor damage to poorly constructed homes and isolated power outages. The storm has maximum sustained winds near 85 knots and is located southwest of Guam.
A University of Missouri study found that warmer Pacific Ocean surface temperatures are linked to a 20.3% increase in EF-2 to EF-5 tornados, which tend to occur west and north of tornado alley.
Two UK-funded projects will monitor crucial ocean currents in the North Atlantic, improving long-term climate predictions and weather forecasts. The first project, OSNAP, will run for five years, with funding of around £20m, while the second project, RAPID, will continue to monitor the strength of the global conveyor belt until 2018.
A fleet of underwater robots, known as gliders, is being deployed by NOAA and partners to collect ocean data off the East Coast. The gliders will help scientists improve storm intensity forecasts and understanding of hurricanes.
The CYGNSS hurricane satellite mission has passed NASA's Systems Requirements Review and Key Decision Point-B, moving into the next phase of development. The constellation of eight microsatellites will use GPS signals to measure ocean surface properties and determine how hurricanes form and strengthen.
A recent MIT study found that high-energy electron activity in space may contribute to failures in geostationary satellites. The research team analyzed data from eight satellites and found that most failures occurred during declining phases of the solar cycle, particularly when Kp index was three or less.
Typhoon Man-yi made landfall in southern Japan and quickly crossed the big island, dropping heavy rainfall and causing deadly mudslides. The Joint Typhoon Warning Center forecast track predicts Man-yi will head northeast into the Sea of Okhotsk by Sept. 17.
Data from NASA's Global Hawk aircraft assisted forecasters at the National Hurricane Center in analyzing Tropical Storm Gabrielle. The system showed a tilted structure with southerly to southwesterly vertical shear, and dry air in the mid-levels of the atmosphere.
Researchers have developed a new tool that can predict fish habitat conditions six months in advance. The JISAO Seasonal Coastal Ocean Prediction of the Ecosystem (J-SCOPE) uses global climate models and regional coastal ocean simulations to forecast ocean temperatures, oxygen levels, and phytoplankton blooms.
A series of devastating wildfires has swept through Idaho, with multiple fires burning out of control due to strong winds and hot temperatures. The largest fire, the Beaver Creek Fire, has grown to over 100,000 acres and threatens nearby towns and ski resorts.
Tropical Storm Pewa has formed in the central Pacific, according to NASA's satellite imagery. System 90C, located about 775 miles south-southwest of Kauai, Hawaii, has a medium chance (30%) of developing into a tropical cyclone within the next 48 hours.
The successful deployment of the GOES-R satellite's magnetometer boom will enhance space weather forecasting, predicting geomagnetic storms with greater accuracy. This technology improvement supports better protection of property, public safety, and economic development.
A new study from NASA's Goddard Space Flight Center found that climate data can predict crop failures several months before harvest. The team developed a crop model incorporating temperature and precipitation forecasts, which accurately predicted crop yield or failure for about 20% of global cropland.
Tropical Storm Dalila has weakened near the southwestern Mexico coast, while a new tropical low pressure area called System 97E has formed in the Eastern Pacific Ocean. The storm's maximum sustained winds dropped to 65 mph on July 2, and it is now moving away from the coast into open waters.
A new study developed a robust model for predicting corn yields using easily obtained measurements, such as plant morphology and precipitation. The model was tested across multiple environments and found accurate results, providing valuable insights for farmers and biofuel industries.
Tropical Storm Dalila is closely tracking the southwestern coast of Mexico, prompting a tropical storm warning and watch. The National Hurricane Center expects Dalila to intensify over the next couple of days, with minimum central pressure dropping from 1003 millibars.
A total of 27 fires are currently burning in northeast Manitoba, with areas at risk due to dry conditions. The wildfires have burned approximately 126,000 hectares and pose a significant threat to local communities.
The University of Michigan ecologist predicts a very large and potentially record-setting 2013 Gulf of Mexico 'dead zone,' expected to be between 7,286 and 8,561 square miles. This would be roughly equivalent to the size of Connecticut, Rhode Island, and the District of Columbia combined.
The NOAA is predicting a record-setting deadzone in the Gulf of Mexico, spanning between 7,286 and 8,561 square miles. This would be among the largest ever recorded, potentially affecting commercially important fisheries and the regional economy.
The Coupled Ocean/Atmosphere Mesoscale Prediction System-Tropical Cyclone (COAMPS-TC) offers detailed intensity forecasts of tropical storms, improving accuracy for Navy and civilian officials. The new model will help predict a storm's strength from one to five days out, supporting fleet operations and disaster relief efforts.
Researchers found that European winter weather is more challenging to forecast when the Atlantic airflow is weaker, leading to more complicated weather patterns. This phenomenon is linked to the North Atlantic Oscillation, which affects the relationship between atmospheric pressure systems and European weather conditions.
An interdisciplinary team from MIT identified cirrus clouds' major seeds as mineral dust and metallic aerosols. The study found that these particles freeze into ice crystals, influencing global climate patterns.
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.
A NASA-University of Iowa collaboration uses ground instruments and satellite observations to improve flood forecasting. The study evaluates the accuracy of NASA's Global Precipitation Measurement mission satellite rainfall data.
The University of California, Berkeley will design, build, and operate the Ionospheric Connection Explorer (ICON) satellite to study the impact of Earth's weather on space weather. The satellite aims to improve forecasts of extreme space weather events that can disrupt GPS signals and radio communications.
Researchers developed a high-speed camera system to photograph snowflakes in 3D as they fall, capturing their true complexity and size. The Multi-Angle Snowflake Camera collects vast amounts of data to improve weather forecasting models and simulate precipitation.
A 'moderate' red tide is expected in New England this spring and summer due to toxic algae Alexandrium fundyense. The forecast is based on cyst abundance data and toxicity records, with a range of bloom scenarios possible.
Suomi NPP, a partnership between NASA and NOAA, supports Earth science research and weather forecasting by providing critical data for global change science and improving short-term weather forecasts. The satellite's observations help advance science and increase the accuracy of meteorological predictions.
Researchers at NCAR are creating a prototype system to forecast sunlight and resulting power every 15 minutes, enabling utilities to continuously anticipate available solar energy. The project aims to improve cloud prediction accuracy, helping utilities tap into solar energy more effectively and reducing dependence on fossil fuels.
Tropical Storm Haruna formed on Feb. 19 after four days of organization, with maximum sustained winds near 35 knots. NASA satellites provided visible and infrared imagery that helped forecasters track the system's development.
Researchers are using smartphone pressure sensors to develop better weather forecasting techniques, which could significantly improve short-term forecasts. The PressureNet app collects data from Android devices, including Samsung Galaxy S3 and Nexus 4 smartphones, and Motorola Xoom tablets.
Red tide alerts have been added to Beach Hazards Statements by NOAA, providing public warnings for moderate or high respiratory impacts and environmental threats in southwest Florida. The new service aims to broaden awareness about harmful algal blooms and their potential impacts on human health.
Cyclone Garry's powerful thunderstorms fueled heavy rainfall over the open waters of the Southern Pacific Ocean. The storm was predicted to weaken while moving toward the southeast, eventually becoming an extra-tropical cyclone.
A BYU mechanical engineering professor's research reveals that internal waves play a crucial role in predicting weather, leading to frequent forecasting mistakes. By understanding how these waves move energy around, forecasters can develop better linear wave models to improve their predictions.
The system uses a novel real-time method to obtain information on road conditions, providing direct warnings to drivers before they notice changes in the road. By transmitting observations from multiple vehicles and sensors, the system can create a real-time slipperiness map, making it safer for all users.
Tropical Storm Oswald weakened over land in the southwestern Cape York Peninsula of Queenstown, Australia, with maximum sustained winds dropping from 35 knots to 25 knots. The storm brought thunderstorms, heavy rainfall, and gusts up to 90 kph, posing a threat to locations including Aurukun, Weipa, and Cooktown.
The JPSS-1 Spacecraft has completed its delta Critical Design Review, demonstrating that the development of the spacecraft is on track to provide critical environmental data. The success of this review marks an important milestone in the project, with the spacecraft now approved to proceed into implementation.
Tropical Storm Emang showed sinking air in its southwestern quadrant, weakening convection. The storm's low-level center became slightly elongated, hindering intensification, but forecasters expect improved atmospheric conditions to strengthen the storm.
Tropical Cyclone Emang developed with strong convection and moderate to heavy rainfall around its center. The storm is expected to slowly intensify over the next couple of days as it travels over open ocean, reaching peak intensity by the end of the week.
Cyclone Dumile made landfall on La Reunion and Mauritius, bringing heavy rain, strong winds, and rough seas. The storm's eye had formed by Jan. 2, with satellite imagery showing a ring of coldest clouds around the center.
Post-tropical Storm Freda has weakened significantly over three days, from a powerful cyclone to a remnant low pressure area. NASA satellites captured the storm's decline, showing strong thunderstorms and heavy rainfall in New Caledonia.
Cyclone Freda intensified over the Southern Pacific Ocean due to warming waters, with NASA satellites measuring increased rainfall and a widening eye. The storm's maximum sustained winds reached 105 knots, posing a threat to Vanuatu with heavy rainfall and gusty winds.
Cyclone Evan is one of the strongest to affect Fiji in almost two decades, causing widespread damage and flooding. The Joint Typhoon Warning Center uses NASA satellite data to forecast its path, which may be the strongest storm to hit Fiji since 1993.
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.
Typhoon Bopha intensified into a typhoon with NASA's TRMM satellite capturing rainfall data and noticing 'Hot Tower' thunderstorms. The storm had several hot towers over 9.3 miles high, indicating an increased risk of intensification.
Tropical Storm Bopha is moving through Micronesia in the western North Pacific Ocean, triggering warnings and watches. The storm is expected to bring heavy rainfall and wind gusts to Woleai and surrounding islands, with the center passing about 180 miles south of Woleai on Friday night.