Tropical Depression 19W is organizing and strengthening toward tropical storm status. The storm has developed strong thunderstorms around its center with winds near 29 mph/46 kph, and forecasters expect it to move west-northwest and then turn north.
Hurricane Lorenzo has strengthened, becoming more organized with a rounded shape indicating intensification. The storm's eye is rapidly appearing in conventional satellite imagery, surrounded by very cold cloud tops.
TESS observed a black hole tearing apart a star in a cataclysmic event, allowing scientists to study the physics of tidal disruptions. The early data revealed a smooth rise in brightness and a significant temperature drop near the black hole.
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.
NASA's Global Precipitation Measurement mission detected scattered light rain from the remnants of Hurricane Kiko, which weakened to a remnant low-pressure area on September 24. The rainfall data is used by forecasters at NOAA's National Hurricane Center to improve forecasts.
Jerry has been designated a post-tropical cyclone due to the lack of strong thunderstorms in recent satellite imagery. The post-tropical storm is expected to produce 1 inch or less of rainfall across Bermuda through tonight, with swells continuing to affect the island over the next few days.
Hurricane Lorenzo's cloud top temperatures dropped to minus 121 Fahrenheit, indicating increased strength, with maximum sustained winds reaching 85 mph. The storm is forecast to become a major hurricane by Thursday and will continue moving west-northwest.
A new NASA visualization reveals how a black hole distorts space, creating a warped view of its surroundings like a carnival mirror. The extreme gravity bends light from the accretion disk, producing a misshapen appearance.
Tropical Storm Karen has brought heavy rain to Puerto Rico, with the GPM core satellite detecting rainfall rates exceeding 1.6 inches per hour in the Atlantic Ocean and central Puerto Rico. Forecasters predict additional rainfall accumulations of 1-2 inches across the territory.
Cyclone Hikaa is located near latitude 19.9 degrees north and longitude 58.4 degrees east, just 38 nautical miles southwest of Masirah Island. The storm is approaching landfall in Oman near Duqm with gusty winds and heavy rainfall.
Tropical Storm Jerry is weakening due to strong vertical wind shear and an intruding dry atmosphere, causing its cloud pattern to deteriorate. The storm's shape is becoming elongated, indicating it is losing strength. Forecasters expect gradual weakening over the next few days.
Tropical Storm Lorenzo is strengthening and becoming more organized, with a rounded shape indicating intensification. The storm is moving towards the west-northwest at 16 mph, surrounded by warm waters and humid air, setting conditions ripe for further intensification.
Tropical Storm Karen has regained strength due to powerful thunderstorms re-developing around its center. Cloud top temperatures as cold as minus 80 degrees Fahrenheit indicate the presence of capable storms that can produce heavy rainfall.
A NASA satellite analyzed cloud heights and temperatures of Tropical Storm Kiko before wind shear weakened the storm. The data showed that higher cloud tops indicate strengthening storms, while falling cloud tops suggest weakening.
NASA's Global Precipitation Measurement mission detected intense rainfall rates in Tropical Storm Lorenzo, with the heaviest downpours occurring near the storm's center. The tropical cyclone is forecast to strengthen and become a hurricane by Wednesday, posing a threat to interests in the Cabo Verde Islands.
Tropical Storm Tapah transitioned into an extra-tropical storm as measured by NASA's Global Precipitation Measurement mission, showing heavy rainfall on the northeastern side of the storm. The storm was characterized by strong winds of up to 63 mph and poleward displacement towards the north pole.
Tropical Storm Jerry's organization and strength are affected by wind shear, pushing clouds away from the storm's center. The shape of the storm provides forecasters with an idea of its internal structure, while wind shear weakens rotation by pushing it apart at different levels.
Tropical cyclone Hikaa has strong storm activity, with cloud top temperatures reaching -63°C, indicating heavy rain potential. NASA's AIRS instrument analysis provided critical data to forecasters worldwide.
Tropical Storm Lorena made landfall in northwestern Mexico after approaching the country, bringing heavy rainfall to Arizona. The NASA-NOAA Suomi NPP satellite provided key imagery of the storm's shape and organization, helping forecasters prepare for potential flooding and severe thunderstorms.
NASA's Suomi NPP satellite tracked Tropical Storm Karen as it formed in the Caribbean Sea and encountered wind shear, causing its shape to become less organized. The storm is expected to bring heavy rains and gusty winds to Puerto Rico and the Virgin Islands.
Tropical Storm Kiko exhibits a tight circulation center with low clouds and deep convection. The storm is forecast to strengthen briefly before weakening and potentially becoming a remnant low later this week.
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 measured rainfall rates in Hurricane Lorena and Tropical Storm Mario, with the heaviest rainfall occurring in the eastern side of Lorena. Forecasters predict up to 8 inches of rain, potentially causing flash flooding.
Tropical Storm Tapah exhibits a large thunderstorm band resembling a tail on NASA satellite imagery, suggesting better organization. The storm is also showing signs of strengthening, with forecasters predicting it will move north-northeast through the Sea of Japan.
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-NOAA's Suomi NPP satellite used infrared light to analyze Hurricane Jerry's strength, finding cloud top temperatures as cold as minus 70 degrees Fahrenheit. This indicates strong storms with the potential to generate heavy rainfall, posing a life-threatening threat to the Northern Leeward Islands.
Tropical Storm Kiko is a compact storm with sustained winds of near 60 mph, located about 1,360 miles west-southwest of Baja California. The storm has redeveloped an inner circulation and is expected to turn toward the west-southwest over the weekend.
Tropical Storm Lorena's strong bands of thunderstorms swept over the western parts of Michoacan and Colima states, bringing heavy rainfall and life-threatening flash floods. The storm's center moved along the southwestern coast of Mexico, with maximum sustained winds reaching near 70 mph.
The Global Precipitation Measurement mission's core satellite measured rainfall rates throughout Tropical Storm Jerry, revealing heavy rainfall on the eastern and southern sides of the storm. The data is used by forecasters at NOAA's National Hurricane Center to inform their forecasts and warnings.
Tropical Storm Mario has lost its rounded shape, indicating weakening, according to NASA-NOAA satellite imagery. Wind shear is affecting the storm, with powerful thunderstorms stretching high into the troposphere, suggesting heavy rainfall potential.
GPM core satellite measured rainfall rates throughout Tropical Storm Tapah, revealing rates as high as 1.6 inches per hour at the storm's center. Forecasters incorporate this data into their forecasts to predict the storm's trajectory and strength.
Tropical Storm Kiko maintained its strength and shape after weakening from hurricane-force, with strong bands of thunderstorms visible in satellite imagery. The storm is forecast to slowly strengthen and potentially regain hurricane strength on Friday.
Tropical Depression Imelda brought heavy rainfall to northeastern Texas, with NASA estimating over 10 inches of rain fell between Houston and Beaumont. The storm's rainfall totals are expected to produce significant flash floods, prompting flash flood watches for parts of eastern Texas and western Louisiana.
NASA's Aqua Satellite provided visible data on Major Hurricane Humberto, revealing powerful thunderstorms and a shift in its structure. The storm is expected to weaken today and become a post-tropical cyclone by Friday, with hazardous conditions persisting along the coast of Bermuda.
NASA's AIRS instrument captured temperatures in Tropical Depression Imelda, providing insight into the storm's rainfall potential over eastern Texas. Forecasters incorporated the data into their forecasts, predicting heavy rains and significant flash flooding along the Gulf Coast.
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.
Tropical Storm Jerry developed in North Atlantic Ocean this season, with NASA-NOAA's Suomi NPP satellite providing crucial images of its structure. The storm showed strong bands of thunderstorms, indicating better organization, and forecasters confirmed its strengthening due to warm waters and low wind shear.
Tropical Storm Mario is intensifying with heavy rainfall rates of over 36 mm per hour. The storm is expected to become nearly stationary from early Friday through early Saturday, with maximum sustained winds increasing to near 65 mph.
Tropical Storm Kiko's circular area of strong storms was observed by NASA-NOAA's Suomi NPP satellite on Sept. 17, showing bands of thunderstorms over the northern and western quadrants. The storm is moving west-southwest at 6 mph with maximum sustained winds near 60 mph.
Hurricane Humberto is a very large storm stretching from Florida to North Carolina with a tail extending hundreds of miles into the western Atlantic Ocean. The storm is expected to bring heavy rain and large swells to Bermuda, with maximum sustained winds near 100 mph.
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.
NASA's Terra satellite captured a visible image of newly formed Tropical Depression 11 over the western Gulf of Mexico on Sept. 17. The storm briefly strengthened into Tropical Storm Imelda, making landfall near Freeport, Texas, and triggering a Tropical Storm Warning.
Tropical Storm Humberto strengthened off the Florida coast, becoming a hurricane on September 15 at 11 p.m. EDT. NASA's Aqua satellite revealed strongest thunderstorms were as cold as -63 degrees Fahrenheit, indicating heavy rainfall.
Hurricane Kiko is being disrupted by wind shear from the northeast, preventing a closed eyewall circulation and allowing the storm to weaken. Cloud top temperatures indicate strong storms with the capability to create heavy rain.
Tropical Depression Peipah weakened to a swirl of clouds on Sept. 16, with wind shear pushing strong thunderstorms southwest of the center. The storm was centered near 24.8 degrees north latitude and 142.8 degrees east longitude, about 82 miles east of Iwo To Island, Japan.
Tropical Storm Kiko strengthened into a tropical storm on Sept. 11, with NASA-NOAA's Suomi NPP satellite capturing its nighttime image on Sept. 12. The storm is forecast to approach hurricane strength later this weekend and is expected to continue moving west-northwest.
Suomi NPP's OMPS detects aerosols and smoke from fires in South America and Canada's Yukon Territories. High aerosol concentrations impact breathing, reproduction, climate, and visibility.
The Global Precipitation Measurement mission detected heavy rainfall northwest of the cyclone's center, exceeding 40 mm/h. The system is expected to produce up to 2-4 inches of total rainfall accumulations in the Bahamas and 2-4 inches along the U.S. Southeast Coast.
The latest Hubble image of Saturn reveals a planet with a dynamic atmosphere, featuring turbulent storms and subtle changes in its banded structure. The iconic hexagon at Saturn's north pole remains unchanged, while the mysterious six-sided pattern continues to intrigue scientists.
Researchers detected water vapor signatures on K2-18b, a planet in the habitable zone around a small red dwarf star. The findings suggest liquid water could pool on its surface if it's terrestrial in nature.