Severe Weather News

April 30, 2025

Top Headlines

Rainfall Triggers Extreme Humid Heat in Tropics and Subtropics

Apr. 29, 2025 — Scientists believe they have found a way to improve warning systems for vulnerable communities threatened by humid heatwaves, which are on the rise due to climate change and can be damaging and even fatal to human health. The study analysed how ...

Climate Change Increases the Risk of Simultaneous Wildfires

Apr. 28, 2025 — Climate change is increasing the risk of wildfires in many regions of the world. This is due partly to specific weather conditions -- known as fire weather -- that facilitate the spread of wildfires. Researchers have found that fire weather seasons ...

How to Break Through Climate Apathy

Apr. 24, 2025 — A new study finds that presenting the same continuous climate data, such as incremental changes in temperature, in binary form -- such as whether a lake did or did not freeze in the winter -- significantly increases people's ability to see the ...

Scientific Path to Recouping the Costs of Climate Change

Apr. 23, 2025 — A new study lays out a scientific framework for holding individual fossil fuel companies liable for the costs of climate change by tracing specific damages back to their emissions. The researchers use the tool to provide the first causal estimate of ...

Latest Headlines

updated 2:51pm EDT

Major Dust-Up for Water in the Colorado River

Apr. 22, 2025 — Dust-on-snow is a major threat to water in the Colorado River, yet no snowmelt forecasts integrate dust-accelerated melt. Using pioneering remote sensing techniques, new research is the first to ...

Hundred-Year Storm Tides Will Occur Every Few Decades in Bangladesh, Scientists Report

Apr. 11, 2025 — For the highly populated coastal country of Bangladesh, once-in-a-century storm tides could strike every 10 years -- or more often -- by the end of ...

New Model to Evaluate Impact of Extreme Events and Natural Hazards

Apr. 14, 2025 — Engineers have created a sophisticated computer model that tracks how water moves in estuaries -- which is critical for evaluating climate variability and sea level fluctuation impacts for coastal ...

New Computer Model Reveals How Bronze Age Scandinavians Could Have Crossed the Sea

Apr. 2, 2025 — People living in Bronze Age-era Denmark may have been able to travel to Norway directly over the open sea, according to a new study. To complete this ...

How Much Food Can the World Grow? International Team Calls for New Yield Potential Estimates

Apr. 9, 2025 — Agronomists question statistical methods used to predict yield potential and 'yield gaps' for major crops. In some cases, yield potential is ...

Declining Insect Biodiversity in the Tropics

Apr. 8, 2025 — Ecologists are investigating the decline of insect populations in the world's tropical forests. Insects, the most abundant and diverse group of animals on Earth, are experiencing alarming declines, ...

Soil Conditions Significantly Increase Rainfall in World's Megastorm Hotspots

Apr. 4, 2025 — Storm forecasting is traditionally based on studying atmospheric conditions but ground-breaking research that also looks at land surface conditions ...

Dramatically Higher Loss of GDP Under 4°C Warming

Apr. 1, 2025 — New projections reveal a 4 degree Celsius rise in global temperatures would cut world GDP by around 40% by 2100 -- a stark increase from previous estimates of around ...

Southern Ocean Warming Will Mean a Wetter West Coast, US

Apr. 2, 2025 — As global temperatures warm, the Southern Ocean -- between Antarctica and other continents -- will eventually release heat absorbed from the atmosphere, leading to projected long-term increases in ...

Reducing Risk of Embankment Slope Failures Along Roads

Apr. 2, 2025 — Based on their findings, the researchers noted there are practical solutions that could have prevented collapse of the embankment slope investigated in this study. Their recommendations include using ...

Rocky Mountain Snow Is Contaminated, Study Shows

Apr. 1, 2025 — Mountain snowpacks accumulate snow throughout the winter, building up stores of water that will supply communities across the American West throughout the long dry season. Now, a new study shows that ...

New Warnings of a 'Butterfly Effect' -- In Reverse

Mar. 31, 2025 — A new study warns that global climate change may have a devastating effect on butterflies, turning their species-rich, mountain habitats from refuges into traps. Think of it as the 'butterfly ...

Drone Experiment Reveals How Greenland Ice Sheet Is Changing

Mar. 28, 2025 — A new study measured water vapor in Greenland's air, collecting data crucial for improving climate models and forecasting Arctic ...

Melting Ice, More Rain Drive Southern Ocean Cooling

Mar. 27, 2025 — Researchers found increased meltwater and rain explain 60% of a decades-long mismatch between predicted and observed temperatures in the ocean around ...

Damaging Cluster of UK Winter Storms Driven by Swirling Polar Vortex Miles Above Earth

Mar. 27, 2025 — Powerful winter storms which led to deaths and power outages in the UK and Ireland were made more likely by an intense swirling vortex of winds miles above the Arctic, say ...

Blurring the Line Between Rain and Snow: Limits of Meteorological Classification

Mar. 26, 2025 — A new study uncovers a critical challenge in accurately classifying precipitation as rain or snow using surface weather data. Accurately identifying precipitation phase is critical for weather ...

Getting Hit by Lightning Is Good for Some Tropical Trees

Mar. 26, 2025 — Getting zapped with millions of volts of electricity may not sound like a healthy activity, but for some trees, it is. A new study reports that some tropical tree species are not only able to ...

5,700-Year Storm Archive Shows Rise in Tropical Storms and Hurricanes in the Caribbean

Mar. 24, 2025 — A storm, even once it has passed, can leave traces in the ocean that last for thousands of years. These consist of sediment layers composed of coarse particles, which are different from the finer ...

How Extreme Weather Threatens Nature's Essential Services

Mar. 24, 2025 — A new model suggests that timber production in Minnesota could decrease by half as windstorms intensify with climate ...

Shrinking Andean Glaciers Threaten Water Supply of 90 Million People, Global Policy Makers Warn

Mar. 20, 2025 — Scientists will warn policymakers that the shrinking glaciers of the Andes threaten the water supply of 90 million people on the South American continent at the first-ever World Day for Glaciers ...

Weather Emergencies Affect Older Adults' Views on Climate and Health

Mar. 20, 2025 — Nearly 3 out of every 4 older Americans have experienced at least one extreme weather event in the last two years, a poll finds. And living through such an event appears to make a big difference in ...

River Water Temperatures Swing from Hot to Cold: Major Discovery Shows Value of Observational Records

Mar. 20, 2025 — Scientists have unveiled rapid fluctuations in river water temperature across the United States (US) with rivers controlled by dams showing more frequent and volatile thermal ...

Rethinking How We Study the Impact of Heat on Heart Health

Mar. 19, 2025 — A new study reveals that encapsulated heating methods, an often-used heat simulation method, significantly increase heart rates and cardiac strain compared to natural heat exposure like those ...

How to Stop Being Surprised by Extreme Weather

Mar. 18, 2025 — A team of scientists have brought together methods to see beyond the limitations of conventional weather records, which typically only cover the past ...

Climate Change Fuelling Mental Health Crisis in Areas Most Affected by Climate Crisis

Mar. 18, 2025 — Climate change is not just an environmental issue -- it's a mental health crisis impacting on adolescent wellbeing right now in areas most affected by climate change, according to new ...

Threatened by Warming Waters, Brook Trout May Be Able to Adapt to Hotter Weather

Mar. 18, 2025 — Brook trout may have a genetic trick up their scales when it comes to adapting, with limitations, to heatwaves that threaten their existence. Scientists have known for years that brook trout -- an ...

Extreme Heat Impacts Dairy Production, Small Farms Most Vulnerable

Mar. 18, 2025 — Livestock agriculture is bearing the cost of extreme weather events. A new study explores how heat stress affects U.S. dairy production, finding that high heat and humidity lead to a 1% decline in ...

As Next Hurricane Season Nears, Study Explores Impacts of 2024's Storms

Mar. 13, 2025 — When major storms hit Houston last spring and summer, losing power was a nightmare for residents, but for many, the financial fallout was just as devastating. A new report finds that more than half ...

How Climate Change Affects Rain and Floods

Mar. 12, 2025 — Climate change may lead to more precipitation and more intense floods. A new study shows that to understand the details of this relationship, it is important to distinguish between different types of ...

The Yucca and the Moth: How Extreme Weather Impacts the Timing of Biological Events

Mar. 5, 2025 — A study sheds light on how extreme weather events impact phenological processes, specifically the flight period of butterflies and moths and the flowering time of plants, with implications for food ...