NASA satellite imagery revealed 'hot towers' around Hurricane Maria's center, indicating its inner strength and potential intensification. Cloud temperatures also showed strong convection and powerful thunderstorms, with cloud-top temperatures as cold as -63F/-52C.
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.
The Tropical Rainfall Measuring Mission (TRMM) satellite measured powerful convective storms dropping rainfall at over 50mm/hr northwest of Maria's center. Heavy rainfall bands were detected between the storm's center and Bermuda, with winds predicted to reach minimal hurricane strength by 2:00 p.m. EDT.
The Navy is launching its new joint tactical satellite, TacSat-4, which will bring on-the-go communications to the battlefield. The fourth-generation microsatellite enables warfighters to use handheld radios for mobile communications without downtime.
Tropical Storm Lee caused massive rainfall across central Louisiana, Mississippi, and northern Alabama, with some areas receiving over 250 mm. The TRMM satellite's TMPA analysis showed heavy rains extending inland from the Gulf of Mexico, with Chattanooga Tennessee breaking its all-time 24-hour rainfall record.
NASA's TRMM satellite detected isolated areas of heavy rainfall within Tropical Depression 8E before it organized. The depression is forecast to bring heavy rainfall and 4-6 inches of precipitation to coastal sections of Mexico's Guerrero, Michoacan, and Colima states
A study by the USDA found that high ozone levels above 50 ppb can reduce soybean yields by at least 10 percent, resulting in significant economic losses. Satellite data provides a useful tool for monitoring ozone damage to crops in rural areas where ground networks are limited.
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.
Fire response teams use Landsat satellite data to protect houses, wildlife, and bodies of water. The US Department of Agriculture Forest Service's Remote Sensing Applications Center (RSAC) uses Landsat data to create maps depicting ecologic changes due to high temperatures after a fire.
Researchers confirmed that tropical cyclones with hot towers intensify faster than those without. Hurricane Irene featured multiple 'hot towers', leading to its intensification into a hurricane. The storm's heavy rainfall is expected across several Caribbean islands, with totals reaching up to 20 inches in some areas.
NASA satellite data shows strong convection in both Tropical Storm Fernanda and Hurricane Greg, making them match in size. Both systems are moving towards the western coast of Mexico.
Tropical Storms Fernanda and Greg are chasing each other in the Eastern Pacific Ocean. Fernanda appears more organized and stronger, while Greg is still developing its signature shape. Greg has moderate to heavy rainfall along the southwestern Mexico coastline.
The TRMM satellite captured rainfall data on four areas in the Atlantic Ocean that have potential for developing into tropical cyclones. System 92L and 93L show improved organization, but no surface circulation has formed yet.
Researchers have identified a genetic mechanism that enables viruses to infect plants, causing diseases. By targeting the CHL1 gene, CMV and its satellite virus cause yellowing symptoms in plants by preventing chlorophyll production. This breakthrough allows for the development of altered plant varieties with resistant genes.
The NASA National Polar-orbiting Operational Environmental Satellite System (NPOESS) Preparatory Project (NPP) has successfully completed its most comprehensive end-to-end compatibility test. The NPP satellite contains a suite of five sensors that will make measurements to continue producing key data products about Earth.
Scientists found satellite data inaccurately measures aerosols' effect on climate, leading to underestimated cooling effect. Researchers need to combine models with satellite data to improve climate predictions.
Heavy rainfall and gusty winds are expected from Tropical Storm Don as it approaches landfall in southeastern Texas. NASA's satellite images reveal powerful thunderstorms and cold cloud tops surrounding the storm's center, with rainfall totals reaching up to 5 inches in some areas.
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.
Hurricane Dora's eye was visible on multiple NASA satellites, including Aqua and GOES-11, providing forecasters with clear views of the storm's intensification. The National Hurricane Center expects some weakening by tonight and rapid weakening on Friday as Dora battles wind shear and cooler waters.
Two NASA satellites confirmed Tropical Storm Bret's heaviest rainfall on the eastern side of the storm, with one satellite measuring powerful thunderstorms. The storms' strength was indicated by cloud-top temperatures measured by the Atmospheric Infrared Sounder.
A triple-header of tropical cyclones was captured by the GOES-13 satellite on July 20, including System 99L, Tropical Storm Bret, and Hurricane Dora. System 99L is showing signs of organization and potential to become a tropical depression in the next 48 hours.
Typhoon Ma-on's strong thunderstorms caused rough surf, gusty winds, and heavy rainfall along eastern coastal Japan. The storm weakened as it interacted with land and wind shear increased.
Tropical Storm Bret formed in the northwestern Bahamas on July 17, strengthened into a tropical storm by July 18, and continued to intensify. The GOES-13 satellite recorded the storm's development, providing a video of its birth and strengthening process.
NASA's Aqua satellite captured clear images of Typhoon Ma-on's eye, indicating a strong storm. The typhoon has strengthened to Category Four status with maximum sustained winds at 132 mph.
Typhoon Ma-on has brought heavy rainfall to Guam, with NASA satellite data detecting powerful thunderstorms containing rainfall rates of 2 inches/50 mm per hour. The National Weather Service has issued urban and small stream flood advisories until 2 a.m. CHST.
The NASA Aura Satellite has tracked the spread of nitrogen dioxide from New Mexico and Arizona wildfires, providing critical data on air quality. The satellite's Ozone Measuring Instrument (OMI) detected high levels of NO2 near the Las Conchas fire in New Mexico and the Wallow Fire in Arizona.
Tropical Storm Arlene formed over the southwestern Gulf of Mexico, strengthening into a full-fledged hurricane with sustained winds near 40 mph. The GOES-13 satellite captured the storm's development from June 27 to June 28, revealing its transformation from a low-pressure area to a tropical storm.
A University of Exeter team monitored loggerhead turtles in the US Atlantic Ocean, finding they rarely leave the USA or continental shelf. The study highlights the value of satellite tracking for predicting migrations and directing conservation efforts.
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.
Hurricane Beatriz developed an eye that opened on microwave imagery but closed on visible imagery, appearing to give satellites a 'wink' as it brought heavy rains and high surf to the southwestern Mexican coast. The storm strengthened into a hurricane by June 20 night and made landfall near Manzanillo, Mexico.
Tropical Storm Beatriz is strengthening towards hurricane status, according to NASA satellite imagery, which revealed powerful thunderstorms and cloud tops cooling. The storm is expected to bring excessive rainfall, life-threatening flash floods, and mudslides to southwestern Mexico.
The Wallow North and Horseshoe 2 fires in eastern Arizona have burned over 487,016 acres, with the Landsat 5 satellite capturing images of the blazes. The satellite's false-colored imagery helps emergency managers plan containment strategies.
Hurricane Adrian's rapid dissipation was captured by NASA's Aqua satellite on June 10, revealing a rounded-pinwheel shape with a visible eye. The storm weakened to remnant low pressure area status by Sunday, June 12, with maximum sustained winds between 20-30 knots.
Tropical Storm Sarika is bringing heavy rainfall to the South China Sea, with satellite imagery showing strongest thunderstorms south of the storm's center. Infrared satellite imagery reveals a fully exposed low-level circulation center, weakening the storm's circulation.
NASA's Landsat 5 satellite captured an image of the long damage track created by a Massachusetts tornado on June 1, 2011. The satellite also provided an earlier image from 2010 for comparison, enabling clearer visualization of the tornado's eastward track.
NASA satellite imagery shows Adrian's eye despite overcast clouds, revealing strong thunderstorms and a minimum central pressure of 948 millibars. The storm is expected to stay at sea but will stir up rough surf along the southwestern coast of Mexico.
NASA's Aqua satellite and GOES-13 provided high-resolution images and a video showing the Puyehue-Cordón Caulle volcano eruption in Chile. The ash plume moved from southeast to east over several days, influenced by changing winds., Satellite data will help airlines determine safe air travel routes.
A low-pressure system stretching over the Caribbean Sea is causing heavy rainfall and flooding in various islands. The GOES-13 satellite captured an image of System 94L on June 9, revealing a minimum central pressure of 1001 millibars and cloud cover centered over eastern Cuba and Jamaica.
Puyehue-Cordón Volcano in Chile erupted on June 4, prompting 3,500 evacuations. NASA's Terra Satellite, GOES-13, and GOES-11 captured images of the massive ash plume blowing northeast and southeast across the Atlantic Ocean.
A low-pressure area, System 93L, has formed off the North Carolina coast and is now located off northeastern Florida. The storm is expected to move over northern Florida later today, bringing scattered strong thunderstorms and isolated thunderstorms to the region.
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 TRMM satellite detected a large area of heavy rainfall in the supercell thunderstorm that spawned the Joplin tornado. Rainfall rates exceeded 2 inches per hour, indicating a strong storm system.
The GOES-13 satellite captured images of a powerful weather system that triggered severe weather in the southern US, resulting in 243 tornadoes across 13 states. The National Weather Service confirmed EF3 and EF2 tornadoes with wind speeds up to 160mph, causing widespread damage and power outages.
Researchers at the National Institute of Arthritis and Musculoskeletal and Skin Diseases have identified a key player in muscle repair: the gene Ezh2. By activating this gene, satellite cells may proliferate and compensate for underlying defects, potentially increasing quality of life for individuals with degenerative diseases.
The NASA Aqua and TRMM satellites detected heavy rain and strong thunderstorms in Sub-tropical Storm Arani, with cloud top temperatures as cold as -63F. The storm's strongest thunderstorms reached heights of over 14 km above the surface, producing powerful rainfall.
The Aqua satellite provided near-infrared/visible, infrared, and microwave light views of Ireland on March 3, 2011, capturing mostly clear skies with temperatures near normal for the time of year. The images revealed a cold front approaching from the west and showed navigable rivers extending inland.
Satellites like GOES-13 and NASA's Aqua satellite captured images of a huge cold front stretching from Minnesota to Louisiana, generating tornadoes and heavy rainfall. The storm system is expected to bring up to 1 quarter inch more rain to the eastern US, with potential flooding in various areas.
Researchers used satellite data to observe and monitor ice-edge blooms across the whole Arctic region. They found that ice-edge blooms occurred in all seasonally ice-covered areas and from spring to late summer.
The Total Irradiance Monitor instrument on Glory will study short- and long-term fluctuations in the sun's energy output, influencing Earth's climate. A tiny CU-Boulder satellite, Hermes, also launched on Taurus XL, aims to improve communications systems in tiny satellites.
NASA's Aqua satellite reveals Tropical Storm Dianne is getting organized, with bands of thunderstorms wrapping into the center indicating strengthening. The Joint Typhoon Warning Center expects Dianne to intensify and move south on Feb. 18 while remaining well west of the Australian coast.
A low pressure area known as System 99S is strengthening in the Timor Sea, just 20 miles from Darwin, Australia. Forecasters predict the system will become a tropical depression or storm due to warm ocean surface temperatures.
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 Tropical Storm Bingiza showing strong thunderstorms and a well-defined low-level circulation center. The storm is intensifying slowly and expected to meander over the next couple of days before strengthening towards central Madagascar.
NASA utilized its TRMM satellite to gather data on the rainfall rates of Tropical Cyclone Yasi as it moved through inland Queensland. The storm dropped moderate to heavy rainfall over an area southeast of the Gulf of Carpentaria, posing flash flooding and damaging winds risks.
A massive winter storm hit the US, with some areas receiving record-breaking snowfall. The GOES-13 satellite data suggests that Punxsutawney Phil may not have seen his shadow, potentially altering the traditional Groundhog Day prediction.
A massive winter storm is impacting 30 US states with severe weather conditions including heavy snowfall, freezing rain, and sleet. The storm system stretches from Texas to New England and has been described as one of the largest since the 1950s.
Tropical Storm Bianca intensified into a storm just off the northern coast of Western Australia, with NASA's TRMM satellite capturing moderate to heavy rainfall rates. The storm is expected to curve to the southeast and weaken as it enters cooler waters.
NASA's Aqua satellite captured visible and infrared images of Cyclone Wilma, revealing a clearly visible eye. The storm had strengthened overnight and showed strong convection around its center.
Tropical Storm Zelia forms in the South Pacific after strengthening from System 94P; NASA's TRMM satellite captures heavy rainfall on its northwestern and southwestern sides. The storm is expected to continue moving southeastward, strengthen into a cyclone, and impact New Caledonia with winds and rains.
The TRMM satellite provided a 3-D image of Vania with thunderstorms reaching 15 kilometers high, while Aqua satellite infrared data showed strongest convection over open waters. Tropical Storm Vania is forecast to move south and brush New Caledonia before weakening due to wind shear and cooler sea temperatures.