Articles tagged with Oceans
Tropical Depression 2-E had dissipated off the coast of Mexico by June 18, with NASA's TRMM Satellite revealing waning rainfall and moderate ocean precipitation. The depression's maximum sustained winds were near 30 mph, and its minimum central pressure was 1008 millibars.
System 94L is a strong tropical wave associated with heavy showers and thunderstorms, moving west-northwestward over the Lesser Antilles. NASA closely monitors its development, forecasting a low chance of 20% that it will become a tropical cyclone within the next 48 hours.
Tropical Depression 2-E is close to land, bringing heavy rain to western Mexican coast states of Oaxaca and Guerrero. Tropical Storm Blas has strengthened into a tropical storm with maximum sustained winds near 40 mph, expected to strengthen further over the next 48 hours.
NASA/Goddard Space Flight Center reports that System 92L in the Atlantic Ocean has a minimal 10% chance of becoming a tropical cyclone within the next 48 hours. Strong westerly winds are hindering conditions favorable for tropical cyclone formation.
Satellite imagery reveals System 92L's weakening state, with upper-level winds reducing its chances for tropical cyclone formation. Environmental conditions are expected to become less favorable in the next 48 hours, decreasing the potential for development.
The Northern Indian Ocean cyclone season has begun with two tropical storms forming within a day of each other. Tropical Storm 02A had maximum sustained winds of 39 mph and was expected to track west-northwest and bring rains and wind to Yemen.
According to a new paper, large quantities of phosphorus in oceans led to vast algal blooms, pumping oxygen into the environment, allowing larger organisms to thrive. This oxygenation had major consequences for the evolution of complex life and may have played a key role in creating an oxygenated atmosphere.
Researchers discovered water ice and organic molecules on asteroid 24 Themis, suggesting it may have delivered water to Earth 4 billion years ago. The findings support the theory that asteroids could have brought water to our planet after its formation.
Cyclone 24S was renamed Tropical Storm Sean as it matured, going through two numbered nicknames before receiving its human name. It showed strong thunderstorms with cloud tops as cold as -63°F, and forecasters predict further intensification over the next 12-24 hours.
GOES-13 replaces GOES-12, providing coverage for the eastern US, including the Atlantic Ocean and Gulf of Mexico. The satellite helps predict weather and storms, supporting fast and accurate weather forecasts and warnings.
Tropical Storm Robyn formed in the Southern Indian Ocean on April 2, with maximum sustained winds near 60 knots. The storm's strong thunderstorms and heavy rainfall are safely nested over open waters, but it is expected to weaken over the next three days due to higher vertical wind shear.
Researchers have uncovered the reason behind a four-billion-year-old 'missing ice age,' solving one of science's greatest mysteries. The discovery reveals that thin clouds and oceans played a crucial role in keeping the Earth warm, contradicting previous theories about greenhouse gases.
Scientists warn of ocean acidification, a threat to marine ecosystems and biodiversity. The 'evil twin' of global warming is causing the oceans to become increasingly acidic, potentially leading to mass extinctions.
Tropical Storm Imani is expected to become a depression over the weekend, weakening due to increasing vertical wind shear. The storm's low-level circulation center is fully exposed on its north side, making it vulnerable to strong winds.
Tropical Storm Omais is rapidly losing strength in the northwestern Pacific Ocean, with maximum sustained winds near 39 mph. The system is expected to become fully extratropical on Saturday as it moves north-northeastward at 12 mph.
Tropical storm Omais has doubled in size due to wind shear, weakening from 63 mph to 52 mph. The storm is expected to dissipate over the next day and a half as it encounters cooler, drier air associated with a cold front.
Tropical Storm Imani is taking a unique shape in the Southern Indian Ocean, resembling a question mark. The storm has strengthened slightly and is forecast to continue intensifying before moving into an area of increased vertical wind shear.
Tropical Storm Tomas is expected to intensify over the weekend, bringing gusty winds, ocean swells, and heavy rainfall to residents of Nadi, Fiji. The storm has strengthened by 23 mph since March 11, with forecasters predicting it will weaken due to increasing wind shear from Monday or Tuesday.
The seventeenth tropical depression formed in the South Pacific Ocean on February 21 and strengthened into Tropical Storm 17P by February 22. TS 17P has created 15 foot-high waves in open waters and is expected to track through the region, potentially impacting some land areas with gale winds.
Dr. Karen Kohfeld's research focuses on paleo-climate and the dust cycle, highlighting its importance in understanding land-atmosphere-climate connections. The symposium will explore how changes in the dust cycle affect the oceans, carbon cycle, and human health.
NASA's Aqua satellite captured an infrared image of Tropical Depression Fami on Feb. 3, showing the storm elongating and losing its circulation after crossing Madagascar. The system has dissipated significantly due to friction from mountainous terrain, with only a slight chance it could briefly regain life.
Tropical Depression 11S forms near La Reunion Island with sustained winds of 39mph, moving southward at 6mph. The storm is expected to strengthen over warm sea surface temperatures before becoming extra-tropical.
NASA's TRMM satellite observed Tropical Storm Nisha strengthening rapidly, with rainfall rates exceeding 2 inches per hour and cloud heights reaching 6 miles.
Tropical Depression 10P is strengthening quickly due to low wind shear and warm sea surface temperatures. It is forecast to move east-southeast and bring heavy rainfall and strong winds to islands in the South Pacific, including American Samoa and Tahiti.
Tropical Storm Edzani is undergoing significant changes, with its rainfall confined to the southeast and a fully exposed low-level circulation center. The storm is elongating due to strong westerly winds, eventually transitioning into an extra-tropical storm and moving safely away from land areas.
Edzani, once a powerful cyclone, has lost its 'roundness' and become asymmetrical. The storm's convection is decreasing, indicating further weakening.
Two female leatherback turtles, Noelle and Darwinia, have traveled 800 miles between them since December 2009. The researchers aim to use their data to inform management of fisheries and protect key areas from industrial fishing and oil exploitation.
Tropical Cyclone 05B has formed in the Northern Indian Ocean, expected to approach southeastern India and make landfall on Monday, December 14. The storm is forecast to intensify due to low wind shear, but may be impacted by a zonal jet stream.
NASA's CloudSat satellite noticed a drop in Typhoon Nida's cloud tops from over 9 miles high to around 8 miles high, indicating less powerful thunderstorms and weakening winds. The storm has zigzagged between 18 and 20 degrees North Latitude, moving west, then east, and now back in a westward direction.
Marine aquaculture has the potential to meet global food demand as freshwater resources are limited and terrestrial agriculture struggles. Expanding marine aquaculture operations using low-on-the-food-chain organisms like plankton and algae can achieve sustainable growth.
Super Typhoon Nida has intensified to a category 5 storm with maximum sustained winds near 172 mph, causing extremely high waves. The storm is forecast to pass far south of the island of Iwo Two, posing no direct threat to landmasses but still impacting nearby islands.
A Yale geophysicist has found that the world's oceans are absorbing less carbon dioxide over the past 50 years. This reduced absorption rate could lead to faster climate change due to a longer lag time between temperature fluctuations and CO2 level changes.
NASA's Terra satellite captured an image of Tropical Cyclone Anja, strengthening into a Category Three cyclone on November 16. The storm had tropical storm-force winds extending out to 100 miles from its center, and is not threatening any landmasses.
The NASA GOES Project provides real-time satellite animations of the eastern Pacific and Atlantic Oceans, offering a panoramic view of hurricanes in HDTV wide-screen format. The animations display several weather regimes simultaneously, including easterly winds, daily thunderstorms, and prevailing westerly winds.
Tropical Storm Lupit is transitioning to an extra-tropical storm, while Tropical Storm 23W is approaching Saipan with sustained winds near 40 mph. The storms are being tracked by the US Navy's Joint Typhoon Warning Center.
Tropical Storm Nepartak is transitioning into an extra-tropical storm, developing frontal qualities in the northwestern Pacific Ocean. The storm's circulation will soon fade as it continues to speed northeast, with dry air in the mid-levels of the atmosphere contributing to its transformation.
Tropical Storm Henri has weakened to a depression due to battering winds and strong southwesterly shear. The National Hurricane Center confirmed the wind speed using NASA's QuikScat satellite imagery, with minimum central pressure near 1010 millibars.
Super Typhoon Melor's massive size was captured by NASA satellites on October 5, showing its strong winds and towering clouds. The storm is forecast to weaken as it interacts with cooler waters and a baroclinic boundary, before potentially affecting Tokyo and the surrounding region.
Scientists at the University of Leeds discovered that acidic clouds can convert large particles of iron from dust into small, soluble nanoparticles that plankton can use. This finding highlights a previously unknown source of bioavailable iron delivered to the Earth's surface in precipitation.
NASA's AIRS instrument detects towering pyrocumulus clouds formed from smoke and heat of California wildfires, while also capturing powerful Hurricane Jimena with sustained winds near 145mph. Tropical Depression Kevin appears weakened due to stable air entering its circulation.
NASA's GOES-11 satellite indicates two areas of showers and thunderstorms that may develop in the Eastern Pacific, potentially replacing Tropical Storm Ignacio. The storm is expected to weaken due to adverse conditions, including cooler waters.
The remnants of Typhoon Vamco are sweeping over Alaska's Aleutian Island chain, causing high wind warnings. The National Weather Service has posted warnings for gusts of 40-60 mph, with some areas reaching hurricane-strength winds.
Typhoon Vamco boasts an enormous 45-mile-wide eye with cold high thunderstorm cloud temperatures below minus 63 Fahrenheit. The storm is currently in the Northern West Pacific Ocean and will begin changing to an extra-tropical storm, moving into the North Central Pacific Ocean.
Tropical Depression 9E appears to be fizzling in the Eastern Pacific, while Tropical Storm Guillermo forms with sustained winds near 50 mph. The satellite imagery is being closely monitored for updates, with a 30-50% chance of TD9E strengthening back into a tropical depression.
The NOAA Integrated Ocean Observing System has awarded grants to support ocean observing activities from Long Island Sound to the Canadian Maritimes. The funds also support projects to improve ocean and coastal data, fisheries management, and ecosystem conservation.
The University of Puerto Rico's Caribbean Regional Association is receiving $899,826 in grant funding to continue supporting ocean observing efforts in the Caribbean. This project will contribute to improving safety, economic growth, and environmental protection by providing enhanced observation products for the region.
NOAA has awarded over $2.7 million in competitive grant funding to the Mid-Atlantic Coastal Ocean Observing Regional Association to develop a comprehensive ocean observing system for the Mid-Atlantic region. The funding will support efforts to improve data coordination, forecasting, and regional data management.
The NOAA Integrated Ocean Observing System awards $973,083 to support ocean observing in the Gulf of Mexico. Three grants will enhance data portals and marine data delivery systems, making data easier to access for planners and policymakers.
NOAA's Integrated Ocean Observing System has awarded over $1.39 million to support ocean observing efforts in Alaska. The award will help develop a comprehensive ocean observing system using Prince William Sound as a test bed.
The NOAA Integrated Ocean Observing System has awarded grants totaling $21 million to support ocean observing efforts in the Southeast US. The funding will be used to develop and enhance data management and modeling systems for coastal flooding, storm surges, and other ocean-related hazards.
The NOAA Integrated Ocean Observing System has awarded grants to the Monterey Bay Aquarium Research Institute to conduct long-term monitoring of environmental conditions in Central and Northern California. This funding will support protecting marine life and habitat, as well as provide easier access to regional real-time data.
The NOAA Integrated Ocean Observing System has awarded grants totaling $21 million to support ocean observing efforts in the Great Lakes. These grants will improve real-time data accessibility, facilitate environmental monitoring, and enhance decision-making for severe weather and emergencies.
Hurricane Felicia is weakening as it approaches Hawaii, with forecasters predicting landfall on Monday. The storm's minimum central pressure is rising, indicating a weakening storm, and cooler waters will continue to sap its strength.
Category 4 hurricane Felicia is currently near 140 mph sustained winds, while Tropical Storm Enrique maintains 50 mph sustained winds despite being close to Felicia.
Two areas of thunderstorms in the Caribbean are moving into the eastern Atlantic and southeastern Bahamas, but a low chance of development exists. The National Hurricane Center reports less than 30 percent chance of tropical formation within the next 48 hours.
The Maritime Aerosol Network (MAN) initiative uses portable photometers to measure aerosol concentrations over the oceans, contradicting satellite measurements at high latitudes. Researchers hope to improve confidence in aerosol measurements to better predict climate responses to global temperature increases.
Researchers have successfully measured marine phytoplankton physiology through satellite measurements of fluorescence, providing a reasonably accurate picture of the ocean's health and productivity. This will help evaluate the impact of global warming, climate change, and desertification on oceans.
Researchers at Rice University and Harvard University developed a new model to explain how noble gases are lost from the Earth's interior during mantle convection. The model suggests that both the upper and lower mantle are involved in convection, but they affect each other differently.
Researchers have documented the first known migration of blue whales from California to British Columbia and the Gulf of Alaska since commercial whaling ended in 1965. The whales' return suggests a re-establishment of historical migration patterns, possibly driven by changes in ocean conditions.
A new review reveals that global monsoons have been driving the long-term cyclicity of oceanic carbon reservoirs for at least 600 million years. The study found a 400,000-year cycle related to the 'long eccentricity' of Earth's orbit, which is linked to changes in oceanic carbon reservoirs and has implications for climate prediction.