Tropical Depression Bill moved north-northeast through the southern U.S., affecting eastern Texas and Oklahoma. NASA satellites provided infrared, visible, and rainfall estimates for the storm's progression, while NWS forecasts heavy rain accumulations of 4-12 inches across several states.
Tropical cyclone Ashobaa made landfall in Oman on June 12, 2015, bringing tropical-storm-force winds and heavy rainfall. The NASA Terra satellite provided key imagery of the storm's progression, including false-colored infrared data and a visible image after it passed Masirah Island.
Tropical cyclone Ashobaa formed in the Arabian Sea, with NASA's GPM core satellite providing 3-D rainfall data. The storm is intensifying, with powerful thunderstorms near its center, and is expected to make landfall on June 12.
DSCOVR will provide enhanced measurements of solar wind conditions to warn of potentially harmful solar activity, predicting geomagnetic storm magnitude on a regional basis. The satellite's unique vantage point at Lagrange point 1 allows for early warnings of large magnetic eruptions from the sun.
NASA's Aqua satellite captured images of Hurricane Blanca on June 3 and 4, showing a decrease in organization and cloud top temperatures as cold as -81.6F. The storm's bands of thunderstorms became fragmented, and its pinhole eye disappeared from the image.
Hurricane Blanca rapidly strengthens with a pinhole eye, expected to become major hurricane and potentially impact southern Baja California and mainland Mexico. Swells generated by the storm will cause life-threatening surf and rip current conditions along the coast of southwestern Mexico.
NASA has released a collection of scientific animations exploring hurricanes using satellite data. The animations cover various storms, including Hurricane Katrina and Superstorm Sandy, providing valuable insights into the storms' characteristics.
NASA's Aqua and Global Precipitation Measurement mission core satellite tracked Tropical Storm Andres' intensification, revealing powerful convective storms near the center. The storm's rainfall rates reached over 60 mm per hour, and thunderstorms stretched up to 15 km high.
The GOES-R satellite has begun environmental testing to simulate the harsh conditions of launch and the space environment. This includes vibration, acoustics, and temperature testing to ensure the satellite is properly protected from electromagnetic phenomena in space.
NASA's CloudSat analyzed Typhoon Dolphin's eye, revealing intense convection and rainfall surrounding the storm. The satellite's data also showed the outward sloping eyewall and overall cloud structure of the category 5 system.
Typhoon Dolphin has intensified over the past five days and is now heading westward towards Guam. The satellite data from GPM, AIRS, and RapidScat reveal the storm's organized spiral pattern and exceptionally cold upper atmospheric temperatures.
Debris from the US DMSP F13 satellite explosion poses a threat to other spacecraft with orbits different from its own. A new technique called CiELO was developed to assess collision risks from small-sized debris, revealing a peak in risk at altitudes just below the explosion location.
Super Typhoon Maysak has reached Category 5 hurricane status with maximum sustained winds of near 140 knots (161.1 mph). The storm is generating heavy rainfall and high thunderstorms in the Pacific Ocean.
Researchers created a 3D map of the South Napa earthquake's impact using GPS and satellite readings, predicting ground shaking and estimating human and infrastructure impacts. The study could improve reaction time to deadly earthquakes, reducing fatalities and economic losses.
The TRMM satellite found heavy rain falling at over 1.4 inches per hour near the center of Tropical Storm Bavi, with moderate rainfall observed in a wide band of thunderstorms west of the center. The storm is currently located about 229 nautical miles east-southeast of Ujelang and is moving to the west-northwest towards Guam.
Researchers have found a set of celestial objects that resemble dwarf satellite galaxies orbiting the Milky Way. These discoveries could provide insights into dark matter and its role in galaxy formation.
A NASA satellite has quantified in three dimensions how much dust makes its trans-Atlantic journey from the Sahara to the Amazon rain forest. An estimated 22,000 tons of phosphorus-rich Saharan dust are carried across the ocean each year, equivalent to about the same amount lost from rain and flooding.
The TRMM Precipitation Radar observed Marcia's rapid intensification to category 5 before its expected landfall in Queensland, Australia. The satellite's data revealed a powerful hot tower at the storm's eyewall, which is associated with increased intensification.
Tropical Cyclone Lam made landfall in Australia's Northern Territory, with NASA satellites and instruments gathering data on the storm's structure and behavior before and after landfall. The storm was characterized by sustained winds of up to 90 knots (103.6 mph) and heavy rainfall rates of almost 55 mm per hour.
Tropical Cyclone Lam formed in the northern Gulf of Carpentaria on Feb. 17, with NASA satellites capturing its cloud extent and rainfall rates. The storm is expected to intensify and make landfall into Arnhem Land before weakening.
A large snowstorm affecting New England is breaking records, with Boston experiencing over 61.6 inches of snowfall, surpassing the previous record. The storm system, captured by NOAA's GOES-East satellite, is also bringing freezing rain to western Pennsylvania and Long Island.
The Blizzard of 2015 was captured by NASA-NOAA's Suomi NPP satellite, revealing the storm near peak intensity over New York through Boston Metropolitan areas. The satellite also showed the clouds associated with the nor'easter blanketing New England.
A strong nor'easter is developing in the Atlantic Ocean and will bring snowfall of 1-3 feet or more to parts of the Northeast. The storm system was captured in a NASA movie of NOAA's GOES-East satellite imagery, showing its progression from January 24 through 26.
Tropical Storm Mekkhala made landfall in the Philippines and tracked north, weakening to a remnant circulation northeast of the islands. NASA-NOAA's Suomi NPP satellite captured images of the storm's remnants on January 18 and 20, showing an open circulation center with some clouds and no precipitation.
The NASA GPM satellite captured detailed rainfall data of Tropical Storm Mekkhala on January 14, revealing intense convective storms near its center. The storm strengthened into a tropical storm over the western quadrant, with moderate vertical wind shear.
The GOES-R satellite will provide enhanced hurricane track and intensity forecasts, increased severe weather warning lead time, and improved solar flare warnings. The new satellite will also offer more frequent images of weather patterns and severe storms, contributing to more accurate and reliable weather forecasts.
A NASA/Goddard Space Flight Center satellite image on January 7, 2015, revealed a blanket of northern snow and lake-effect snow from the Great Lakes. The cold front brought Arctic air as far south as Florida and stretched back over the Gulf of Mexico.
The TRMM satellite measured the heaviest rainfall rate of about 1.2 inches per hour north of Tropical Cyclone Kate's eye, with weaker rates around its center. The storm strengthened since Dec. 29 and developed an eye, moving southwest through the Southern Indian Ocean.
NASA's RapidScat instrument captured high winds in the Gulf of Mexico while Mississippi experienced tornadoes late on Dec. 23. An animation of NOAA's GOES-East satellite data showed the movement of severe weather systems from Canada to South America.
Two new mobile apps, SatCam and WxSat, utilize satellite data to capture observations and provide real-time weather information. SatCam enables users to submit cloud product quality assessments and receive satellite images, while WxSat displays and animates full-resolution satellite data for global weather forecasting.
A recent experiment releasing water down the Colorado River resulted in a 40% increase in vegetation, reversing a 13-year decline. The study used Landsat 8 satellite data to track plant responses to the pulse of water.
Holiday lights in major US cities increase by 20-50% during Christmas and New Year's, while in some Middle Eastern cities they shine up to 100% brighter during Ramadan. Satellite data from NASA's Suomi NPP satellite reveals patterns of urban energy use and cultural variation.
The remnants of Tropical Cyclone Bakung persist in the Southern Indian Ocean, with NOAA-NASA's Suomi NPP satellite monitoring its possible re-development. Fragmented thunderstorms were detected southeast and northwest of the storm's center, indicating unstable conditions.
A powerful storm system, known as the Pineapple Express, brought intense precipitation to the western US, causing flash flooding, landslides, and damage. The satellite imagery captured by NOAA's GOES-West satellite showed a stream of clouds associated with the moisture from Hawaii, leading to violent rain storms in California.
Typhoon Hagupit brought heavy rainfall to the Philippines, with NASA's Terra satellite capturing a picture of the storm. Rainfall totals reached over 450 mm in eastern Philippines and over 477 mm in the open waters of the Philippine Sea.
NASA's Terra satellite and GPM/TRMM satellites provide valuable data on Super Typhoon Hagupit's rainfall patterns and cloud height. Forecasters expect the storm to reach peak intensity and weaken, while warnings are issued for the Philippines due to typhoon-force winds.
Tropical Storm Hagupit rapidly developed from a low-pressure area due to warm waters and favorable atmospheric conditions. The storm strengthened into a tropical storm on Dec. 1, with strong thunderstorms and fragmented bands spiraling into its center.
The NASA/Goddard Space Flight Center uses satellite imagery to monitor weather patterns across the US. Heavy snow is expected in the central Appalachians and the Northeast, while the Western US can expect snow in the Northern Rocky Mountains.
The Extreme Ultraviolet and X-ray Irradiance Sensors (EXIS) Flight Model 2 instrument for NOAA's GOES-S satellite has successfully completed its Pre-Shipment Review. The instrument is now complete and will be placed into storage until spacecraft integration begins.
The European satellite Gaia is expected to detect tens of thousands of new planets within its five-year mission, revealing unique details about each planet's properties. The satellite's instruments will also capture the motion, physical characteristics, and distance of roughly 1 billion objects in the Milky Way galaxy.
The TRMM and GPM satellites provided critical data on Hurricane Vance before it made landfall in western Mexico. The analysis revealed a large area of heavy rainfall near the center of the hurricane, with some intense storms dropping rain at rates of over 50mm per hour.
The ICESat-2 satellite will measure the elevation of Earth from space to track changes in ice-covered poles, forests and ocean surfaces. The Advanced Topographic Laser Altimeter System (ATLAS) instrument will time how long light travels from the satellite's lasers to Earth's surface.
Tropical Storm Ana was still generating moderate rainfall when NASA's TRMM satellite observed it on October 22. The storm moved northward with a gradual increase in speed, and is expected to be absorbed by an extra-tropical low pressure area near British Columbia, Canada.
The Suomi NPP mission team successfully repositioned the satellite on September 30 to avoid a close approach with a debris object traveling at nearly 17,000 mph. The maneuver was planned after a high-risk assessment, and the team's quick action prevented potential catastrophic damage to the satellite.
NASA's Aqua satellite captured images of Typhoon Hudhud's remnants over India, Nepal, and China on Oct. 14, confirming the cyclone made landfall near Visakhapatnam on Oct. 12. The storm caused significant damage and fatalities in eastern India.
Tropical Cyclone Hudhud is consolidating and getting more organized, with a developing eye. Warnings have been issued for heavy rainfall, storm surges, and high winds along the northern Andhra Pradesh coast and south Odisha coastline of eastern India.
The Global Precipitation Measurement satellite captured an unusual compact eyewall in Hurricane Simon, which later intensified rapidly. The satellite's radar detected a powerful convective cell with unusually high radar-reflectivity signals.
Tropical Storm Vongfong forms in Northwestern Pacific Ocean with NASA's Terra satellite capturing visible image on Oct. 3. The storm is expected to intensify into a typhoon as it moves north of Guam.
A NASA animation shows Tropical Storm Simon forming over three days, strengthening into a tropical storm on Oct. 2. The storm is expected to produce 3-5 inches of rainfall with isolated amounts up to 8 inches in western Mexico.
Tropical Storm Phanfone shows fragmented bands of thunderstorms, with light to moderate rainfall and isolated heavy rain areas. NASA's TRMM satellite provides details on the storm's movement, intensity, and projected path.
Hurricane Rachel strengthened into a hurricane on Sept. 27 but weakened back into a tropical storm by Sept. 29. NASA's Aqua satellite captured an image of the storm before it weakened, showing its organized bands of thunderstorms and cloud-filled eye.
The TRMM satellite identified a strong band of thunderstorms with heavy rainfall northwest of Tropical Storm Kammuri's center, while NASA's Aqua satellite captured infrared data on the entire storm. Cloud top temperatures exceeded -63F/-53C, indicating potential for heavy rainfall.
NASA's GOES-West satellite captured Tropical Storm Rachel, the 18th tropical depression of the Eastern Pacific. The storm took an oval shape due to wind shear, indicating a disturbance in its circulation. Forecasters predict strengthening over the next couple of days before weakening into a depression.
NOAA/NASA's Suomi NPP satellite provides critical information for aviators about volcanic hazards, enabling early warnings and reducing costly flight diversions. The satellite's VIIRS instrument detects thermal signatures and clouds associated with volcanic activity.
Hurricane Edouard's minimum central pressure was nearly as low as when it was a category 3 hurricane. The storm is expected to weaken and become post-tropical before winding up west of the Azores in a few days.
Numerous agricultural fires are burning in Eastern Europe, primarily in Ukraine. These fires were likely intentionally set to manage land and return nutrients to the soil, but also produce smoke that degrades air quality.
The 36 Pit Fire in Oregon began on September 13, 2014 and is still under investigation. Firefighters have made progress in establishing an anchor point and constructing a fireline on the West and North sides of the fire.
NASA's Terra satellite and NOAA's GOES-East satellite captured images of Tropical Storm Edouard as it grew into a Category 2 hurricane. The storm consolidated with its bands of thunderstorms becoming more tightly wrapped around the eye, which became visible on and off during September 14.
A NASA satellite observed the remnants of Tropical Depression 16-E being drawn into Hurricane Odile. The tropical depression had lost its well-defined circulation and was moving east-northeast at 13 mph when it was absorbed by the hurricane.
Hurricane Odile made landfall near Cabo San Lucas with winds of up to 110 knots, dropping rain at a rate of over 188.4 mm per hour. The storm's weakening system will continue to bring torrential rainfall and flash floods to the Baja California Peninsula.