Typhoon Kammuri's eye was obscured by a large central dense overcast (CDO) in satellite imagery from NASA-NOAA's Suomi NPP satellite. The typhoon is moving westward, with maximum sustained winds of 105 knots, and is expected to strengthen slightly before weakening and dissipating.
Typhoon Kammuri continues to strengthen with a noticeable increase in its central dense overcast (CDO), indicating some strengthening of the storm. The storm's maximum sustained winds have increased to 85 mph, and it is forecast to make landfall in the central and northern Philippines on Dec. 3.
NASA's Terra satellite captured a massive image of fires and smoke from Australia's bushfires, spanning the southern Pacific Ocean. Over 1.1 million hectares have burned since September, with more than 70 fires still raging in Queensland.
Researchers found that satellite data sets are reliable substitutes for reproducing water vapor features over the Tibetan Plateau, while reanalysis data sets have varying quality depending on time scales considered. A skill-weighted ensemble mean of reanalysis data shows promise for future studies.
NASA's Terra Satellite captures Post-Tropical Cyclone Rebekah as a remnant low-pressure area, devoid of deep convection and strong thunderstorms. Rebekah is expected to weaken into a trough or elongated area of low pressure between 12-24 hours.
Typhoon Bualoi's asymmetrical shape suggests it is weakening, with the strongest thunderstorms located west of center. Satellite data reveals a dome-like protrusion above the cumulonimbus anvil cloud, indicating strong updrafts and powerful storms.
Typhoon Bualoi rapidly intensified over 24 hours, developing an eye and powerful thunderstorms. The storm's organization and strength were assessed using satellite imagery provided by NASA-NOAA's Suomi NPP satellite.
Satellite images from NASA's Terra Satellite confirmed Hurricane Lorenzo as a major hurricane with a clear eye and solid structure of thunderstorms. The storm is moving north-northwest at 14 mph, with maximum sustained winds near 145 mph.
NASA's Terra satellite captured an image of Tropical Storm Karen showing strongest thunderstorms west of center, indicating weakening. The storm is forecast to become a remnant low by Sunday with wind speeds near 45 mph and minimum central pressure at 1004 millibars.
Satellite images show Humberto transitioning to an extratropical cyclone, with frontal features and cooler air wrapping around the circulation. The system is expected to become a large and powerful extratropical cyclone before being absorbed by another low-pressure area.
NASA's Integrated Multi-satellitE Retrievals for GPM (IMERG) estimated heavy rainfall totals of 16-24 inches between Freeport and Beaumont, Texas, and 6 inches in southwestern Louisiana. The IMERG product provides near-real-time rain estimates every 30 minutes, combining satellite observations with other data sources.
NASA's Aqua satellite captured a visible image of Major Hurricane Humberto and its extensive 'tail' of thunderstorms stretching past eastern Canada. The storm's eye was just 490 miles west-southwest of Bermuda, but the surrounding band of thunderstorms extended beyond that region.
The Suomi NPP satellite's Visible Infrared Imaging Radiometer Suite (VIIRS) instrument provided an infrared image of Hurricane Kiko on Sept. 16, showing an elongated shape due to wind shear. Wind shear affects tropical cyclones by pushing against the rotating cylinder of winds, weakening rotation and intensifying the storm.
The NASA Aqua satellite provided detailed images of Typhoon Lekima's cloud top temperatures, revealing cold air extending into the troposphere, generating heavy rainfall. The storm's powerful thunderstorms were also visible in infrared and visible light, surrounding a small, rounded eye.
Researchers propose inventory control method to efficiently swap out broken satellites, ensuring continuous global coverage. The 'warehouse strategy' utilizes lower-altitude parking orbits and batch launches to minimize costs and maximize efficiency.
Tropical Storm Alvin has strengthened into a strong tropical storm just over 500 miles from Mexico's Baja California peninsula. Satellite imagery reveals improved convective structure and organized clouds around the low-level center.
Tropical Cyclone Vayu intensified as its cloud top temperatures cooled, reaching -63 degrees Fahrenheit. NASA's Aqua satellite detected a compact core with bands of thunderstorms wrapping around it, indicating strong storms capable of creating heavy rain.
Two RIT scientists, Aaron Gerace and Matthew Montanaro, received the USGIF Academic Achievement Award for solving a stray-light problem affecting the Landsat 8 satellite's Thermal Infrared Sensor. They developed an algorithm to estimate source problems in real-time, improving the accuracy of Earth's surface temperature readings.
A new remote sensing technique can detect harmful algal blooms in the Red Sea with high accuracy, even accounting for frequent dust storms and aerosols. This approach has the potential to establish a real-time monitoring system to protect the region's vital economic and ecological resources.
A new study published in Agricultural and Forest Meteorology successfully predicts Australian wheat yield two months before the crop matures using a combination of climate and satellite data. The researchers achieved an accuracy rate of approximately 75% in their predictions, outperforming traditional statistical methods.
NASA analyzed Tropical Cyclone Lili using infrared data from the Aqua satellite, revealing strongest thunderstorms north of the center with cloud top temperatures as cold as minus 50 degrees Fahrenheit. Dry air entrainment is expected to continue sapping the storm's ability to generate thunderstorms, leading to its dissipation in a day.
Tropical Cyclone Kenneth, equivalent to a weak Category 4 storm, made landfall in northern Mozambique on April 25, causing widespread destruction and power outages. The storm's remnants may re-emerge over the Mozambique Channel after weakening over land.
Researchers used satellite radar data to map the extent of standing water and measure land subsidence in the Houston-Galveston area, revealing large flooded areas fell outside FEMA designated flood zones. The study highlights the need for revising flood hazard zone maps and resilience plans in coastal regions.
Researchers used CubeSats to study alternative remote sensing technologies, finding they can provide added value in local severe storm forecasting. More CubeSats with increased data coverage yielded larger positive impacts, suggesting a cost-saving approach to mitigating data gaps.
The NASA-NOAA satellite revealed a burst of strong storms in Tropical Depression 03W, indicating vertical wind shear effects. The storm's circulation center was displaced from the bulk of clouds and precipitation.
Researchers in the EPic Lab have made a breakthrough in developing a crucial element of an atomic clock, improving efficiency by 80%. The technology has the potential to revolutionize navigation systems, potentially replacing satellite mapping like GPS within 20 years.
A new satellite mission has captured precise data on the elevation of the Antarctic ice sheet, demonstrating its potential as a valuable tool for long-term monitoring efforts. The Sentinel-3 satellite's performance over ice sheets shows promise in detecting areas where the ice surface is rapidly lowering.
Researchers at TUM developed a model to compute water level impacts on river sections by extreme weather events, enabling extrapolation of almost any location in the entire river system. Statistical methods linked satellite data from repetitive and SAR altimetry satellites.
Researchers detected just two galaxies near M94, with few stars each, contradicting predictions of galaxy formation models. The study suggests that Milky Way-like galaxies host a wider diversity of satellite populations than previously thought.
Tropical Cyclone Kenanga is weakening due to dry air within the storm. The GPM satellite captured the storm's eye filling in and powerful storms south of its center producing heavy rainfall.
Researchers have demonstrated feasible global quantum communication between high-orbiting satellites and a ground station, exchanging single photons over 20,000km. This milestone experiment proves secure quantum communications on a global scale using the Global Navigation Satellite System.
Tropical Cyclone Kenanga strengthened into a tropical storm over the Southern Indian Ocean, with rainfall rates reaching up to 119 mm/h. NASA's Aqua and GPM satellites captured detailed data on rainfall, temperature, and storm structure.
Researchers from China used Fengyun-3A satellite data to develop a more accurate model for predicting aerosol mass. The team's method improved the accuracy of climate predictions by combining satellite observations with ground-based data.
Tropical Cyclone Gaja formed on November 10 and strengthened into a tropical storm with maximum sustained winds near 40 mph. The satellite imagery showed an elongated storm with disorganized rain bands and fragmented convection patterns, moving west-southwest towards southern India.
Scientists have used satellite gravity data from the GOCE mission to image the structure of the Earth's lithosphere, revealing large-scale tectonic features and complex patterns in ancient cratons. These findings improve our understanding of Antarctica's deep structure and its connection to the rest of the planet.
NASA's Aqua satellite captured visible images of Super Typhoon Yutu, showing an oblong eye surrounded by powerful thunderstorms. The storm underwent an eyewall replacement cycle, resulting in a contracting eye and weakening winds before strengthening again as the outer eye wall contracts.
Willa's surface circulation has dissipated over northeastern Mexico according to NOAA's GOES-West satellite data and surface observations. The remnants of the former hurricane are moving northeast at 28 mph with maximum sustained winds decreased to near 25 mph.
NASA's GPM satellite captured the eye of Super Typhoon Yutu passing over Tinian, with maximum sustained winds reaching 180 mph. The storm also brought extremely heavy rainfall, causing flash floods and potentially deadly surf conditions.
Tropical Storm Kirk is regenerating in the Lesser Antilles, bringing intense convective activity and heavy rainfall. The NASA GPM core satellite detected strong radar echoes of over 60 dBZ, indicating intense precipitation falling at rates of over 69 mm/h.
A new plasma thruster technology has been developed to remove space debris, decelerating it with a force imparted from the satellite. The system uses bi-directional ejection of plasma plumes, controlled by a magnetic field and gas injection, for efficient removal in three operational modes.
Wind shear is affecting Tropical Storm Isaac, causing its circulation center to be displaced and potentially weakening the storm. The satellite data reveal a small area of coldest cloud top temperatures off-center, which can generate heavy rainfall.
The GPM satellite analyzed heavy rainfall in Tropical Storm Isaac, revealing intense convective storms with rain rates over 140 mm per hour. The storm's structure was also observed in a 3D view from NASA's Goddard Space Flight Center.
The Suomi NPP satellite observed Mangkhut's clear eye, enabling scientists to track the storm's movement. The typhoon is expected to make landfall in the northern Philippines and potentially affect Hong Kong, China.
NASA's Aqua satellite observed Hurricane Florence undergoing an eyewall replacement cycle, which may lead to increased rainfall and storm intensity. The storm is expected to make landfall in North Carolina or South Carolina on Thursday, September 13, with severe weather warnings already in effect.
Hurricane Florence's maximum sustained winds have increased to near 115 mph, making it a category 3 hurricane. Satellite data reveal powerful thunderstorms with cloud tops as cold as minus 63 degrees Fahrenheit, capable of generating heavy rainfall.
Hurricane Olivia's eye is clearly visible in infrared imagery from NASA's Aqua satellite, surrounded by extremely cold cloud top temperatures of minus 63 degrees Fahrenheit. The storm is moving west-northwest at 15 mph with maximum sustained winds near 125 mph and is expected to weaken slowly through the weekend.
The GPM core satellite revealed heavy rainfall rates of 50 mm/h near the eye of Hurricane Florence, with storms producing rain at a rate of 2 inches per hour. The satellite also provided estimates of storm heights using data from geostationary satellites and radar.
GPM analyzed Typhoon Jebi as it approached Japan, revealing intense feeder bands of thunderstorms and powerful downpours. The typhoon is forecast to intensify due to favorable environmental conditions, posing a threat to the Japanese islands.
The GPM core observatory satellite analyzed rainfall rates and cloud heights of Hurricane Lane on Aug. 22, revealing very heavy rain occurring within the storm's eye wall. The satellite showed moderate to heavy rainfall extending outward from the storm's center, posing a threat to the Hawaiian Islands with powerful storms.
The GPM satellite provided highly accurate information about precipitation within Hurricane Lane, revealing intense feeder bands and eye wall storms. Rainfall rates reached over 89 mm/hour near the hurricane's eye, with some areas dropping rain at a rate of over 143 mm/hour.
The Global Precipitation Measurement mission observed Tropical Storm John's strengthening on August 6, 2018, with intense rainfall in feeder bands. The satellite's radar data revealed storm tops reaching heights above 13.7 km, indicating the storm's potential for intensification into a hurricane.
The Global Precipitation Measurement mission gathered important rainfall data on Hurricane Beryl's remnants as it passed through the Windward Islands and Puerto Rico. Strong convective storms were dropping rain at rates of over 75 mm per hour, with intense storms measured in a small area along Puerto Rico's southeastern coast.
Researchers found that hSATa satellite RNA directly interferes with DNA copying and damage repair in cells, leading to breast cancer. This discovery suggests targeting satellite RNAs could provide another approach for treating various cancers, including breast, ovarian, prostate, and pancreatic cancer.
The Global Precipitation Measurement mission captured extreme rainfall rates of up to 3.5 inches per hour in the northwestern Gulf of Mexico. Heavy flooding is expected along the coast of Texas into Louisiana, with a high risk of rip currents and minor coastal flooding.
A study at the University of Illinois explores cost-effective options for providing global broadband services by launching satellites into orbit. The research suggests designing a satellite constellation that provides regional coverage first, then expands stage by stage to maximize profit.
Researchers at the University of Illinois have developed an algorithm that combines high-resolution and high-frequency satellite data to produce continuous, daily images. This allows for near-real-time monitoring of various applications, including agriculture, urban development, environmental quality, and economic development.
Professor Atiquzzaman, an international expert in satellite communications, receives the prestigious award for his research achievements in next-generation computer networks and wireless mobile networks.
Scientists successfully simulated FY-2D infrared cloud images using a high-resolution WRF regional numerical weather prediction model product and forward radiation transfer model RTTOV. The results show improved accuracy, with correlation coefficients greater than 0.5 in the first 24 hours.
A new satellite measuring carbon balance will aid experts and politicians in addressing climate change, while providing detailed emissions data by country. The tool helps track the impact of deforestation and drought on CO2 emissions, crucial for the UN's work on reducing greenhouse gases.
Research finds current Kyl-Bingaman Amendment limits US satellite imagery resolution, restricting scientific research opportunities in Israel and Palestine. An 'open-skies policy' is recommended to meet international standard of 0.5m.