Articles tagged with Ocean Surface Temperature
A new study reveals that Arctic amplification is primarily driven by local carbon dioxide forcing and polar feedbacks, outweighing other processes. This finding highlights the importance of understanding Arctic processes in controlling sea-ice retreat and ecosystem sensitivity to global warming.
Researchers at the University of Delaware have found a previously unknown pathway for heat to travel from the Pacific to the Indian Ocean, bypassing the Indonesian Throughflow. This discovery has significant implications for climate change research and could inform scientists about global warming.
A new study reveals that global warming continued unabated since the Industrial Revolution, with a constant rate of change after World War II. The hiatus, often attributed to internal variability and external forcing, is actually a decadal balance between global warming and cooling from anomalous sea surface temperatures in the equator...
A new study analyzing one million years of precipitation history has found that the South Asian Monsoon is more complex than previously thought. The research team discovered that warming in the southern hemisphere and moisture transport across the equator play a crucial role in the monsoon's wind and precipitation patterns.
Scientists have reconstructed the monsoon's precipitation history over the past 1 million years using sediment cores from the eastern Indian Ocean. The results show that the monsoon was weaker during peak ice ages and strongest during interglacial warm periods, with fluctuations in the Earth's axis inclination playing a subordinate role.
Researchers report a significant link between upper ocean temperatures and September tropical cyclone activity in the North Atlantic. Considering subsurface temperatures enhances hurricane prediction accuracy up to three months in advance.
Researchers at Pohang University of Science and Technology have found a way to predict El Niño conditions up to 17 months in advance. Changes in Atlantic Ocean sea surface temperatures can trigger La Niña, which affects global weather patterns.
Future El Niño and La Niña events are expected to cause more intense temperature and precipitation changes, including increased wildfire risk in the Southwest US. Climate model simulations suggest that these events will become even cooler and wetter in California, exacerbating flood risks.
NASA's Aqua satellite observed Hurricane Florence undergoing an eyewall replacement cycle, which may lead to increased rainfall and storm intensity. The storm is expected to make landfall in North Carolina or South Carolina on Thursday, September 13, with severe weather warnings already in effect.
Cold cloud top temperatures near minus 70 degrees Fahrenheit indicate heavy rainfall potential for Hurricane Olivia.
Recent study reveals Amazonian precipitation in wet season has largely increased during the past three decades due to changes in sea surface temperature (SST) variability. This finding suggests a new perspective for studying long-term change in Amazonian precipitation.
A new study reveals that even deep coral reefs in Palau are exposed to thermal stress at intervals different than those near the surface. By combining sea level and temperature data sets, researchers developed a forecast tool for predicting temperature stress on corals up to 150 meters below the surface.
Research suggests that global oceanic warming contributes to warmer winters in Europe and northern East Asia. The team found positive North Atlantic Oscillation anomalies, low-pressure systems, and a weaker-than-normal East Asian trough linked to oceanic warming.
A new method predicts mean air temperature will be abnormally high in 2018-2022, higher than figures inferred from anthropogenic global warming alone. This is due to a low probability of intense cold events and a high probability of heat events, leading to increased tropical storm activity.
Changes in heat flow from the Pacific Ocean may have a larger effect on Arctic climate than previously recognized. The study found that ocean-to-atmosphere heat flow scenarios in the North Pacific and North Atlantic resulted in greater global and Arctic surface air temperature anomalies.
Tropical Storm Jongdari has taken on a distinctive comma shape, suggesting increased organization and intensification potential. The storm's sea surface temperatures are warm enough to support further strengthening.
Tropical Storm Jongdari is increasing its organization and will likely become a typhoon within the next day. The storm has a small area of deep convection and is predicted to make landfall in Japan with winds of 100 knots.
A study published by Texas A&M University found that Saharan dust suppresses cloud formation and decreases the occurrence of hurricanes over the Gulf of Mexico region. The research suggests that dust can reduce the sea surface temperature, leading to more stable atmospheric conditions unfavorable for storm formation.
The Atlantic Ocean circulation is slowing down due to natural fluctuations, but this slowdown will lead to more rapid surface warming in coming decades. The study suggests that the current's speed determines how much surface heat gets transferred to the deeper ocean, and a quicker circulation would send more heat to the deep Atlantic.
Typhoon Prapiroon's ragged eye became cloud-filled as it moved into the Sea of Japan, affecting the Korean Peninsula and southern Japan. Maximum sustained winds were near 75 mph, with the typhoon weakening due to increasing wind shear and cooler sea surface temperatures.
Researchers found that ancient greenhouse gases were the main driver of climate change during the Eocene period, providing insight into long-term climate drivers. The study used climate models and proxy data to reconstruct temperature trends and found that polar amplification was caused by greenhouse gas forcing.
The study found that solar irradiance strengthens the Siberian high and low-level East Asian winter circulation, resulting in lower surface air temperatures in East Asia. This mechanism helps explain the variability of the East Asian winter monsoon at decadal and longer time scales.
Researchers found that changes in sea surface temperature during late winter have a significant impact on juvenile survival, with reduced food availability due to warmer waters. The study suggests that climate change will lead to a faster decline in albatross populations.
Scientists have discovered a new 'teleconnection' that predicts winter rainfall in California by analyzing sea surface temperatures in New Zealand during the summer. This discovery allows for more accurate precipitation predictions and has implications for drought forecasting and regional ecosystem management.
A new teleconnection discovered by UCI scientists uses sea surface temperature anomalies near New Zealand to predict winter precipitation in California and the Southwest US. The New Zealand Index has a correlation of 0.7 with precipitation, outperforming El Niño-Southern Oscillation techniques.
An international team, led by the University of Leicester, is using satellite data and UAVs to monitor land use, food and water security at the banks of the Ganges Basin. The project aims to optimize agriculture practices in the region and address climate change-induced threats to crop yield and production.
A new analysis found that record-breaking ocean heat fueled Hurricane Harvey, with the Gulf's waters being warmer than any time on record. The hotter-than-normal conditions supercharged the storm, fueling it with vast stores of moisture, resulting in devastating flooding.
A recent study found that powerful hurricanes intensify more rapidly and strongly in the Atlantic Ocean, with a climate cycle called AMO being the main driver. The average boost in wind speed during a 24-hour intensification event is about 13 mph more than it was 30 years ago.
Research from Hokkaido University reveals that low rises on the ocean floor regulate surface flows, creating sharp SST fronts with significant impacts on climate and marine resources. The study found that Rossby wave propagation is deflected by eddy-driven flows over bottom rises, leading to thickness jumps and jet formation.
Researchers discovered significant reduction in Holocene intermediate water ventilation from the Sea of Okhotsk, likely caused by elevated sea surface temperatures and reduced sea ice. This finding has implications for future climate warming, suggesting similar reductions in ventilation and oxygenation may occur.
Research at the University of Hawaii at Manoa found a strong connection between sea surface temperature patterns and increased cyclone activity in the northwestern Pacific Ocean. Dominant equatorial easterly winds caused cyclonic circulation, favoring storm formation and intensification.
Research by UCI scientists finds that corals in locations with frequent temperature changes are more resilient to bleaching. This discovery provides a better understanding of coral reef health and can inform conservation efforts.
Researchers found a direct link between ocean warming and trends in continental humidity and temperature. Analysis of data from 1979-2016 revealed land temperatures increasing faster than ocean temperatures, but specific humidity over oceans increased faster than over land.
The Atlantic overturning has slowed down by 15% since the middle of the 20th century due to human-caused global warming. This weakening causes widespread cooling in the northern Atlantic and shifts the Gulf Stream northwards.
A tropical cyclone in Western Micronesia is expected to strengthen into a storm but is too far away to affect the Philippines. The Suomi NPP satellite will monitor changes in vegetation productivity and track natural disasters from space.
Scientists found a correlation between sea surface temperatures in the Irminger Sea, surface freshwater, and atmospheric conditions in the Labrador Sea. The study suggests that freshwater can weaken deep convection, leading to delayed onset of winter convection and potentially weakening ocean circulation.
A study found that mites, pneumonia, and changing sea temperatures contributed to the die-off of South American fur seal pups. The research highlights the urgent need to study the connection between environmental factors and wildlife diseases.
A new study by Woods Hole Oceanographic Institution researchers found that the Bay of Bengal's monsoon runoff generates a layer of fresh water on its surface, suppressing nutrient mixing and preventing upwelling. This phenomenon can lead to colder waters in winter, contrary to expectations.
Researchers project a significant decline in Indian monsoon low-pressure system activity, with a 45% decrease expected by the late 21st century. This change is associated with a poleward shift in LPS formation, leading to increased extreme precipitation in northern India.
Researchers found that the northern Galápagos Islands have been warming by almost 0.4 degrees F per decade, with temperatures increasing overall by about 1.1 degrees F since the 1970s. This finding is significant because it suggests that the region's reefs are more vulnerable to climate change than previously thought.
The study found that extreme weather events worldwide coincided with the temperature spike, and natural variability in the climate system was not sufficient to explain it. Researchers projected that record-breaking temperature jumps and accompanying extreme weather events will become more frequent unless greenhouse gas emissions decline.
A new analysis of marine fossils reveals that polar oceans warmed more than previously thought during the Eocene, a greenhouse period. The study's findings challenge modern climate models, which underestimated polar ocean warming by about 50 percent.
Researchers estimate Eocene sea surface temperatures to be 30-36 °C, significantly warmer than present. The study provides insight into possible future climate change due to higher atmospheric CO2 levels during the Eocene epoch.
Tropical Cyclone Irving appears elongated due to wind shear, with persistent development thunderstorms around its center. The storm is expected to weaken as it interacts with a trough of low pressure, rapidly transitioning into an extratropical system by Jan. 11.
Tropical Cyclone Ava is located in the Southern Indian Ocean, southeast of Europa Island. The storm is expected to maintain strength for the next day before weakening due to increasing vertical wind shear and cooler sea surface temperatures.
Researchers developed a method to measure ocean temperatures over the last 24'000 years with high accuracy using noble gases in Antarctic ice cores. The study shows that the concentration of noble gases in the atmosphere is strongly correlated with the average ocean temperature, allowing conclusions to be drawn about past climate states.
Researchers analyzed atmospheric and oceanic interactions to identify a pattern linking spring sea surface temperatures to summer East Atlantic circulation over Western Europe. This connection may improve summer rainfall forecasts for the UK, Ireland, and northern France.
A recent study investigates the relationship between Arctic sea ice loss and the Eurasian winter cooling trend. The research suggests that changes in sea surface temperature, not sea ice concentration, are responsible for the observed warming trend.
A study by Haris Majeed and Professor G.W.K. Moore found a correlation between declining summer sunshine and rising Rickets cases among British children, with median incidences doubling between 1997 and 2011.
A new study found that future volcanic eruptions could lead to surface cooling of up to 40% due to the oceans' decreased ability to moderate the climate impacts. The increased cooling would disrupt the water cycle, decreasing global precipitation.
Analyses of satellite sensing data show Red Sea's maximum surface temperatures increasing at a rate of 0.17°C per decade, four times faster than the global ocean warming rate. This rapid warming poses a threat to marine biodiversity in the region.
A research article reveals that a warmer ocean surface in central-eastern Baffin Bay triggered the ice retreat of Jakobshavn Isbrå ice stream during the Younger Dryas period. The study used marine fossil diatoms to reconstruct past sea surface conditions, finding warmer sea surface temperatures and less-extensive sea ice cover.
A new study suggests that a strong El Niño and a magnitude 7.8 earthquake in Ecuador in 2016 likely exacerbated the Zika virus outbreak, increasing cases by 12-fold in three months. The research highlights how climate variability can amplify the worst effects of natural disasters and disease outbreaks in socially vulnerable regions.
Researchers found that hurricane-suppressing effects of cooler sea surface temperatures were outweighed by the side effects of slowed ocean circulation in Florida during the Younger Dryas period. Turbidites captured the fury of Florida's stormy days, revealing a surprising level of hurricane activity despite chilly seas.
Explosive volcanic eruptions in the tropics can lead to El Niño events by pumping sulfur dioxide into the stratosphere, reflecting solar radiation and reducing global surface temperature. Climate model simulations show that El Niño tends to peak during the year after large volcanic eruptions.
Researchers aim to unravel the underlying physical mechanisms driving SST warming in the Yellow Sea and East China Sea. Despite various studies, a consensus on the dominant mechanism remains elusive due to limited data and conflicting explanations.
Researchers found that 2/3 of heat wave variability in the Yangtze River valley can be explained by sea surface temperature forcing, while 1/3 is attributed to atmospheric internal variability. Non-ENSO SST anomalies also contribute to heat waves.
A new study from the European Commission Joint Research Centre found no significant long-term trend in the Black Sea's average surface water temperature. However, there was a positive trend at 50 meters below the surface, suggesting warming of deeper waters.
The Gulf of Maine is warming at a rate of 0.4 degrees Celsius per decade, with summer temperatures increasing by two months in the last three decades. This has significant implications for marine species such as lobster and herring, which are shifting their distribution patterns in response to the changing climate.
Research from Dartmouth College finds that warming sea surface temperatures in the tropical Pacific Ocean have intensified storm activity in the North Pacific. This has led to increased storminess in Alaska and Northwestern Canada, with some areas experiencing colder, wetter conditions as far away as Florida.