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One process driving the North Pacific’s trajectory into uncharted waters is rising greenhouse gas concentrations in the atmosphere. Those rising concentrations are driving more heat into the ocean’s… Read More One process driving the North Pacific’s trajectory into uncharted waters is rising greenhouse gas concentrations in the atmosphere. Those rising concentrations are driving more heat into…
Clouds produced by some wildfires can send black carbon high into the atmosphere, where it can linger for months. Black carbon particles with thicker coatings of other materials absorb more light,… Read More Clouds produced by some wildfires can send black carbon high into the atmosphere, where it can linger for months. Black carbon particles with…
Lees meer “Black carbon’s role in firestorm-induced climate effects” »
Dry air plays a surprisingly important role in these heatwaves by suppressing upward movement of warm, moist air, a process that usually cools the surface. Read More Dry air plays a surprisingly important role in these heatwaves by suppressing upward movement of warm, moist air, a process that usually cools the surface.
A new study finds 2023’s record-breaking temperatures came from a mix of ongoing global warming and natural climate variability, including transition from cooler La Niña conditions to warmer El Niño… Read More A new study finds 2023’s record-breaking temperatures came from a mix of ongoing global warming and natural climate variability, including transition from cooler La…
Lees meer “Climate factors behind record-breaking ocean temperatures in 2023” »
New research finds large-scale circulation shifts have helped increase atmospheric river activity, boosting summer moisture in the Arctic. Read More New research finds large-scale circulation shifts have helped increase atmospheric river activity, boosting summer moisture in the Arctic.
A new study suggests that in a high emissions scenario where water availability could decrease up to 60 percent, solar radiation modification could increase water availability up to 50 percent. Read More A new study suggests that in a high emissions scenario where water availability could decrease up to 60 percent, solar radiation modification could increase…
Cooler temperatures in the spring, autumn, and winter might significantly increase ammonium nitrate formation, potentially leading to higher levels of particulate matter. Read More Cooler temperatures in the spring, autumn, and winter might significantly increase ammonium nitrate formation, potentially leading to higher levels of particulate matter.
Two experimental tools that will speed fire detection and warning got a week-long test run in June 2024. Hands-on simulations involved National Weather Service fire weather forecasters, state… Read More Two experimental tools that will speed fire detection and warning got a week-long test run in June 2024. Hands-on simulations involved National Weather Service fire weather…
Lees meer “NOAA tests next-generation wildfire detection and warning tools” »
Heading to the theater to see the new “Twisters” movie? Keep an eye out for NOAA! But remember: While it’s exciting to think of chasing tornadoes, please don’t attempt it yourself. These storms are… Read More Heading to the theater to see the new “Twisters” movie? Keep an eye out for NOAA! But remember: While it’s…
Lees meer ““Twisters” movie: NOAA tornado science and staff behind the scenes” »
Models have overestimated atmospheric levels of hydroxyl radicals, which break down methane. A new discovery shows that water vapor reduces sunlight’s availability to make hydroxyl radicals, slowing… Read More Models have overestimated atmospheric levels of hydroxyl radicals, which break down methane. A new discovery shows that water vapor reduces sunlight’s availability to make hydroxyl radicals, slowing…
Higher-resolution models don’t consistently improve accuracy of extreme rainfall predictions, a new study finds. A better approach may balance model resolution and model intricacies. Read More Higher-resolution models don’t consistently improve accuracy of extreme rainfall predictions, a new study finds. A better approach may balance model resolution and model intricacies.
Air pollution in Africa already results in 1.1 million premature deaths annually and is expected to intensify. A new study proposes a modeling and observation strategy to mitigate the hazard. Read More Air pollution in Africa already results in 1.1 million premature deaths annually and is expected to intensify. A new study proposes a modeling and…
Lees meer “African air quality: framework for a proactive observing and modeling strategy” »
In December 2021, our nation’s most destructive winter tornado outbreak caused 89 fatalities and 672 injuries. New research finds the outbreak occurred under a prolonged negative Pacific-North… Read More In December 2021, our nation’s most destructive winter tornado outbreak caused 89 fatalities and 672 injuries. New research finds the outbreak occurred under a prolonged negative Pacific-North…
A researcher with the western Climate Adaptation Partnerships team California Nevada Adaptations Program has drawn on existing literature to develop 10 key tasks of communication amidst coastal… Read More A researcher with the western Climate Adaptation Partnerships team California Nevada Adaptations Program has drawn on existing literature to develop 10 key tasks of communication amidst coastal…
Building on decades of progress in El Niño–Southern Oscillation (ENSO) modeling, researchers have developed a new model that provides accurate ENSO forecasts as much as 16–18 months in advance. Read More Building on decades of progress in El Niño–Southern Oscillation (ENSO) modeling, researchers have developed a new model that provides accurate ENSO forecasts as much as…
Lees meer “New model enhances El Niño–Southern Oscillation (ENSO) forecasting” »
Scientists have released plans for an international effort to better predict of processes in the tropical Pacific and thereby better understand processes central to global weather and climate. Read More Scientists have released plans for an international effort to better predict of processes in the tropical Pacific and thereby better understand processes central to global weather…
Lees meer “Scientists release plan for upcoming Tropical Pacific modeling and field studies” »
New research indicates the rapid increase in the rate of sea level rise along the U.S. Southeast Coast since 2010 is due partly to natural variability factors, and that the rate of sea level rate… Read More New research indicates the rapid increase in the rate of sea level rise along the U.S. Southeast Coast since…
NOAA will investigate persistent air pollution problems bedeviling the nation’s two largest Mountain West metro regions, Denver and Salt Lake City, in new research projects in July 2024. Read More NOAA will investigate persistent air pollution problems bedeviling the nation’s two largest Mountain West metro regions, Denver and Salt Lake City, in new research projects in…
Lees meer “Summer airborne research targets Rocky Mountain ozone pollution” »
The World Meteorological Organization has declared 2023’s Tropical Cyclone Freddy to be the longest-lasting tropical cyclone on record, at 36 days. Freddy covered a distance nearly a third of Earth’s… Read More The World Meteorological Organization has declared 2023’s Tropical Cyclone Freddy to be the longest-lasting tropical cyclone on record, at 36 days. Freddy covered a…
GFDL’s Modular Ocean Model, MOM6, represents a major advancement in modeling oceanic and climatic processes. MOM’s development began in the mid-1980s, aimed at providing a robust tool for simulating… Read More GFDL’s Modular Ocean Model, MOM6, represents a major advancement in modeling oceanic and climatic processes. MOM’s development began in the mid-1980s, aimed at providing a…
Lees meer “GFDL’s ocean model set to enhance NOAA’s hurricane forecasting” »