Articles tagged with Ocean Surface Temperature
A non-tropical low pressure system with potential subtropical characteristics has developed in the Northern Atlantic, producing hurricane-force winds and gale-force conditions. The system is expected to produce hazardous marine conditions over parts of the central and eastern Atlantic for several days.
New research shows that groundwater beneath northern Iceland may hold the key to predicting future earthquakes, while parts of the Sierra Nevada Mountains are more susceptible to droughts than previously thought. Additionally, researchers have a plan to recharge California's dwindling aquifers using storm runoff.
The Arctic Report Card 2015 reveals a warming trend with air temperature 2.3 degrees above average, sea ice extent at its lowest record since 1979, and significant melting on the Greenland ice sheet. Fish and walrus are adapting to the changing climate by moving north in search of new habitats.
Tropical cyclone Bohale's powerful thunderstorms were dropping rain at a rate of over 77 mm per hour near its center of circulation. A 3-D image created using GPM data showed the structure of precipitation within the storm, with thunderstorm tops reaching heights above 16.6 km.
Scientists at NCAR predict a possible slow-down in winter sea ice loss over the next several years, driven by changes in the North Atlantic ocean circulation. Weakening of the AMOC may mask human-caused climate change impacts and stabilize sea ice extent.
Researchers found that anthropogenic warming in the west Pacific likely contributed to the 2014 drought in East Africa. The study used a data set to show that the region is drier than ever, with eight droughts occurring over the past 15 years.
The Nordic Seas started cooling towards modern temperatures in the early Pliocene, 5.3 to 2.6 million years ago. This occurred half a million years before the global oceans cooled, according to a new study published in Nature Communications.
Scientists will analyze the current El Niño event using NASA's suite of orbiting Earth-observing missions, providing insights into its global impacts. The study aims to better understand the connections between El Niño and extreme weather patterns, such as fires and floods.
The 2015 Antarctic maximum sea ice extent is the 22nd lowest on record, breaking a streak of record highs. The strong El Niño event had an impact on the sea ice distribution in west Antarctica, causing it to be 513,000 square miles below the previous record high.
Tropical Depression Nora was affected by strong southwesterly vertical wind shear, pushing clouds and showers northeast of the center. The Suomi NPP satellite revealed most thunderstorms were being pushed away from the center due to the high wind shear.
Hurricane Oho appears to have extremely long arms in imagery from NOAA's GOES-West satellite, drawing moisture northeast along a stationary front to the storm's northeast. The storm is weakening due to cooler waters and warming cloud tops indicating less uplift in the air.
Tropical Storm Mujigae was tracked by NASA using its Aqua satellite and RapidScat instrument aboard the International Space Station. The storm's surface winds were measured, revealing maximum sustained winds of 53.6 mph/86.4 kph near the northern quadrant.
The Suomi NPP satellite observed a large and elongated circulation of Tropical Storm Dujuan, with cloud top temperatures as cold as -63F/-53C indicating strong storms. The storm is expected to intensify and reach peak winds of 110 knots on September 27-28.
A study by Stanford scientists has found that the supposed 'global warming hiatus' never occurred, due to flawed statistical methods. The researchers developed a new statistical framework to re-examine temperature data, taking into account temporal and spatial dependencies.
Tropical Storm Kilo was spotted brushing northern Japan's eastern side as it transitioned to an extra-tropical storm. Sea surface temperatures were dropping rapidly, helping the system lose its tropical characteristics.
NASA's Aqua satellite captured an infrared image of Tropical Depression 8, revealing coldest cloud top temperatures near -63F/-53C. The depression is expected to strengthen and become a tropical storm later on September 9.
Researchers investigated ocean temperature changes over centuries using climate models and fossil records. They found that volcanic eruptions caused progressive cooling until the Industrial Revolution, which marked a shift towards global warming. Understanding past climate patterns can provide insights into future climate changes.
Tropical Storm Etau formed near Iwo To, Japan on September 7 and was approaching Japan by September 8. The storm made landfall near Kyoto, Japan late on September 8/early September 9 and is forecast to dissipate due to land interaction.
Hurricane Jimena is expected to continue weakening due to dry air being drawn into the system and restrictions in its outflow. Cloud top temperatures indicate strong storms with potential for heavy rainfall.
Researchers suggest increased low clouds in the Arctic due to rising temperatures could slow the formation of frigid air masses, explaining past and future continental warming. This mechanism may have allowed crocodiles to thrive in Wyoming during the Cretaceous and Eocene periods.
Tropical Storm Fred has rapidly weakened to near 50mph due to increased wind shear and cooler sea surface temperatures. It is forecasted to become a tropical depression by late Wednesday, September 2, with potential dissipation by Friday.
Hurricane Jimena maintained its large eye and powerful thunderstorms around it, with cloud-free eyes revealed by NASA's Aqua satellite. The storm's warm sea surface temperatures fueled its intensification, with NHC predicting little change in strength over the next day.
Tropical Storm Kilo displays a giant comma shape in infrared imagery from NASA's Aqua satellite, indicating powerful thunderstorms with heavy rainfall potential. The storm is forecasted to strengthen and become a hurricane over the next couple of days.
Hurricane Jimena is rapidly intensifying due to its strong thunderstorms building up quickly, especially in its northern quadrant. The storm's maximum sustained winds are expected to reach 145 mph, making it a powerful Category 4 hurricane on the Saffir-Simpson Scale.
Tropical Storm Kilo has bands of thunderstorms wrapped more than halfway around the system, affecting Johnston Island and expected to bring 5-10 inches of rainfall. Sea surface temperatures are near 29C, promoting strengthening and potential hurricane formation after passing the island.
Typhoon Goni covered the southern half of the Sea of Japan, with its center located near 35.3 North latitude and 131.0 East longitude. The storm was expected to weaken and become extra-tropical as it moved north, making landfall near Vladivostok, Russia on August 26.
Tropical Storm Atsani was elongated with powerful thunderstorms in its quadrants, but its eastern quadrant showed almost no activity. The storm's interaction with westerlies and impending drop in sea surface temperatures indicate it may transition to an extra-tropical storm.
The National Oceanography Centre has launched a robot technology to measure UK's marine wildlife in the Celtic Sea, working with WWF. The two vehicles will investigate why certain areas are attractive to marine predators like dolphins and seabirds., The mission aims to increase understanding of marine animals' habitats and behaviors.
NASA's Aqua satellite captured infrared data on Tropical Storm Danny, revealing cloud top temperatures near -63F/-52C and sea surface temperatures over 300 kelvin. The storm is expected to strengthen and potentially become a hurricane by August 23, with maximum sustained winds reaching 105 mph.
NASA's Aqua satellite provided visible and infrared data on Super Typhoon Atsani, revealing powerful thunderstorms around a wide-open eye. The storm's sea surface temperatures were warmer than 300 kelvin, supporting its intensification.
A study published in Nature Geoscience found that frequent volcanic eruptions were the likely cause of a 1800-year-long cooling trend in the surface layer of the Earth's oceans. The researchers used 57 previously published marine surface temperature reconstructions and climate models to confirm this finding.
Tropical Storm Molave was observed by NASA's Suomi NPP satellite on August 13, 2015, with a distinctive fan shape and strong winds near 40 knots. The storm was moving east-northeast at 15 knots and forecasters expect it to continue in that direction.
The Suomi NPP satellite captured a visible image of Tropical Storm Molave, revealing strong winds and clouds southeast of the storm's center. The satellite data showed that the strongest winds were in this quadrant, with forecasters predicting intensification over warm sea surface temperatures.
Scientists project higher fire risk in eastern Amazon due to warmer Pacific sea surface temperatures, while western Amazon experiences average or below-average risk. The fire season's severity is driven by the El Niño phenomenon and its impact on rainfall patterns.
A new study led by Dr Kevin Cowtan found that climate models fail to reflect real-world measurements due to using air temperature for the whole globe. With 36 different models recalculated, a third of differences disappeared, leaving remaining discrepancies possibly explained by recent global warming fluctuations
Scientists analyzed ocean temperature measurements, finding a layer between 300-1,000 feet below the surface has been accumulating more heat than previously recognized. This warming will drive a surge in global surface warming as warm water moves westward, affecting surface temperatures and climate patterns.
Post-Tropical Storm Claudette's winds weaken significantly due to cold sea surface temperatures, according to NASA's RapidScat measurements. The storm's intensity is predicted to drop rapidly as it moves northward over the Northern Atlantic Ocean.
Tropical cyclones require sea surface temperatures of at least 80 degrees Fahrenheit to maintain strength. Tropical Storm Enrique has moved into an area with temperatures below this threshold, leading to weakening and reduced winds.
Researchers studied extreme precipitation events in coastal regions near warm seas and found a strong link between ocean warming and increased precipitation intensity. The Black Sea and eastern Mediterranean have warmed by about 2C since the early 1980s, leading to more frequent and intense convective storms.
The Suomi NPP satellite gathered infrared data on Hurricane Blanca, which was false-colored to show locations of the strongest thunderstorms. The image revealed two areas of coldest cloud top temperatures and strongest storms west-southwest and east-northeast of Blanca's circulation center.
A new study by the Wildlife Conservation Society presents a more complex model that incorporates multiple environmental factors and field observations to predict coral reef resilience. The model challenges traditional 'temperature threshold' predictions, suggesting a more nuanced and spatially complex future for coral reefs.
A study published in Nature reveals that ocean circulation is driving decadal-scale climatic change, with a potential half-degree cooler phase bringing drier summers in Britain and Ireland. The Atlantic Multi-decadal Oscillation (AMO) influences temperature, rainfall, drought, and hurricane frequency worldwide.
Tropical Cyclone Ikola's winds decreased to 35 knots after being affected by strong northwesterly vertical wind shear. The storm's dissipation was predicted by the Joint Typhoon Warning Center, with its maximum sustained winds weakening rapidly.
Marine ecologists track striped marlins in Pacific Ocean using satellite tags, revealing their preferred habitat in the epipelagic layer within 8 degrees C of sea surface temperature. The study's findings may help reduce undesired catch and target higher-value species.
The Suomi NPP satellite captured an image of Tropical Cyclone Nathan's remnants, showing the storm had unraveled and most clouds were southeast of the center. Two large rainfall totals were recorded in the 24 hours prior, with 10.2 inches at Fanny Creek and 8.1 inches at Snowdrop Creek.
The southern Atlantic Ocean's sub-tropical storm 90Q has fizzled out, marking the third such storm in the region since 2004. The storm formed on March 11 and was captured by NASA's Aqua satellite on March 12, showing a lack of convection and fragmented thunderstorms.
NASA's Suomi NPP satellite captured an image of Tropical Cyclone Nathan as it formed a cyclonic loop near the eastern coast of Queensland's Cape York Peninsula. The storm is expected to strengthen over the next day and a half due to decreasing vertical wind shear and warm sea surface temperatures.
A new study published in Geology reveals a close correlation between solar activity and sea surface temperatures in the North Atlantic during cool periods over the last 4,000 years. The research sheds light on the importance of solar forcing in shaping climate change patterns, providing a crucial piece of the overall climate puzzle.
Tropical Cyclone Glenda is intensifying with powerful thunderstorms and a hint of an eye forming in its center. It is expected to strengthen and then transition into an extra-tropical storm due to favorable upper-level conditions.
New satellite-based estimate reveals phosphorus transport from Saharan Desert to Amazon rainforest over multiple years. Researchers also investigate human and robotic missions to the Moon, potentially uncovering solar system origins.
A recent study using NASA's Aqua satellite data shows that temperatures in the western third of the US have been warmer than normal over the past two months. The 'Ridiculously Resilient Ridge' pattern of the polar jet stream has led to this anomaly, with surface temperatures ranging from 62.3F to 80.3F.
Scientists found evidence of historically unprecedented hurricane activity along the northern East Coast of the United States, with sediment deposits on Cape Cod revealing 23 severe hurricanes between 250 and 1150. These prehistoric hurricanes were likely category 3 or 4 storms that would be catastrophic if they hit the region today.
The Suomi NPP satellite captured an image of Tropical Depression Higos being pushed eastward, leaving behind a thin band of clouds. The storm's wind shear is estimated to be between 20 and 30 knots, causing it to dissipate under hostile atmospheric conditions.
A new study reveals that intense hurricanes, possibly more powerful than any storms in recorded history, frequently pounded the US Northeast between 250 and 1150. The findings could have implications for future hurricane intensity and frequency as ocean temperatures increase due to climate change.
Tropical Cyclone Eunice was spinning in the Southern Indian Ocean when NASA's Terra satellite captured its transition to an extra-tropical cyclone. The storm's warm core became a cold core, characteristic of mid-latitude low pressure areas.
Researchers found that green turtles tend not to bask when local winter sea surface temperatures stay above 23 degrees Celsius. The scientists project that global warming trends could lead to the end of beach basking globally by 2102, with Hawaii's green turtles possibly stopping by 2039.
Tropical Cyclone Kate formed over the Indian Ocean on Dec. 24, with NASA-NOAA's Suomi NPP satellite capturing its visible image. The storm is expected to bring strong winds and rough seas to the Cocos Keeling Islands on Dec. 25 and 26.
Super Typhoon Hagupit is forecast to make landfall in the eastern Philippines bringing heavy rainfall, damaging winds and storm surge. The storm's sustained winds were estimated at over 145 knots (166.8 mph) with heaviest rainfall just southwest of a well-defined eye.
The 2014 global ocean warming is a result of North Pacific's record-breaking warming and the release of heat from stored water in the Western tropical Pacific. Temperatures now extend along the North American coast, indicating an end to the 14-year-long pause in ocean warming.
A new study shows that sea surface temperatures reconstructed from climate archives vary to a much greater extent on long time scales than simulated by climate models. The researchers found that conventional climate models underestimated the variations of sea surface temperatures by a factor of 50 on a millennial time scale.