Why Sydney’s Temperature Can Swing 10°C in a Few Hours
This explainer covers how a south-south-easterly change can turn a hot September day in Sydney into a cool one within hours, and why the same weather setup raises fire danger across NSW.
Climate
20 articles in this topic.
September 2026
What the Jet Stream Has to Do With Germany’s Weekend Storm Warnings
Learn how the jet stream is steering a storm toward Germany this weekend, why forecasters track the upper-level wind, and what a storm-gust warning actually means for Bremen.
Why a Super El Niño Stops Tropical Forests From Absorbing Carbon
This article explains how a strong El Niño slows tree growth, raises tree death rates, and pauses carbon absorption in tropical forests, while also fuelling record heat in the Caribbean.
What Is Energy Sharing and How Could It Let Neighbors Share Rooftop Solar Power?
This article explains the idea behind energy sharing, the German legal framework for rooftop solar, and the practical hurdles—especially smart meters—that stand between neighbors who want to share electricity.
Why Flash Floods Hit Spain’s Coast — and How Travelers Can Stay Safe
This explainer covers the causes of the coastal flash flooding in Spain around Valencia and Barcelona, the one confirmed death, and what travelers should do during severe weather alerts.
Why Does Wales Need Publicly Funded Forever Chemical Testing?
Readers will learn why the makers of the documentary Buried are pushing for state-funded PFAS testing in Wales, what forever chemicals are, and why the question of who pays for tests may shape how historical pollution is handled.
Why Does Cologne's Weather Swing So Sharply in September?
This explainer looks at the sudden heat-to-cool forecast in North Rhine-Westphalia, how a rapid temperature drop works, and why the swing matters for daily life.
What Is a Mushroom Coffin and How Does It Work?
Learn how a coffin grown from mushroom mycelium works, why one funeral in the Blue Mountains became an Australian first, and what the material actually means for the environment.
Why One Spring Front Brings Sydney Heat, Damaging Winds and Flood Watches
This explainer shows how a single early-spring cold front can put unusual heat in Sydney, damaging winds along the coast, and flood watches in already wet catchments on the same weather map — and why those hazards share a common cause.
Why Does an Early Spring Heatwave Trigger a Total Fire Ban in Sydney?
A short burst of summer-like warmth in early spring can push fire danger to extreme, especially when dry north-westerly winds blow over Sydney; this article explains how that happens and why a total fire ban follows.
What a Record-Strength El Niño Means for Weather, Food and Economies
Forecasters expect a powerful El Niño to become one of the strongest in decades. This article explains what the forecast shows, why climate change is making such events more likely, and how the pattern is already affecting weather, food supplies and economies.
UK September Heat: Where the Weekend Warmth Will Peak and When Rain Returns
This explainer examines the forecast September warm spell for the UK, which areas are expected to see the highest temperatures, and why Atlantic weather systems are predicted to bring rain the following week.
How Do You Find Verified Wildfire and Grass-Fire Alerts Near You?
Readers will learn how grass-fire alerts in North Texas were verified, which official details matter, and how to check local warnings before acting during a fire near them.
Why Drought Pushed German Agriculture into a National Crisis
Germany’s agriculture minister has described this year's drought damage as a crisis of national significance. This article explains what the official harvest report shows, why the government is offering loans instead of direct compensation, and what the one-billion-euro aid plan actually contains.
Tornado Warning vs. Tornado Emergency: What Western New York Residents Should Do
Learn how tornado warnings differ from the more severe tornado emergency alert, how the National Weather Service confirms tornadoes after the fact, and what to do during the cleanup.
Why Sardines Are Disappearing From German Supermarket Shelves
Learn why sardines are vanishing from German supermarkets, how climate change and Morocco's export restrictions created the shortage, and what the 'Sardflation' price jumps mean for shoppers.
What Is a Yellow Severe Thunderstorm Warning in Toronto?
Learn what Environment Canada's yellow severe thunderstorm warning meant during a Toronto-area storm, including the hazards listed in the alert and the flood watch that accompanied it.
What Fuels Severe Storms in Southern Ontario — and How to Get Ready
This explainer walks through the warm-air and cold-front setup behind southern Ontario’s severe storm risk, the flash-flood and hail hazards involved, and practical preparations residents can make before warnings are issued.
What Would It Take to Come Back From 1.5C Overshoot?
The UN now says the world will pass 1.5C, but a new report maps a route back below the threshold. This article explains what overshoot means, the gap between current and ambitious policy, and the three-phase strategy the UN proposes.
Why Do Severe Thunderstorm Watches Cover an Entire State at Once?
This article explains how a hot, humid air mass and a ridge of high pressure can put all of New Jersey under a severe thunderstorm watch, and why a watch covers so much more area than a warning.