But in the years between 1998 and 2015, they jumped to an average of 7 days. While weak vortexes became more frequent, strong vortex events dropped from 12 to just 6 days over the same time frame.

A new study challenges the idea that climate change is behind the erratic wintertime behavior of the polar jet stream, the ...

Rapid changes from wet to dry weather can create severe natural disasters. And these precipitation whiplash events are ...

Unless society stops pumping more greenhouse gases in the air, “we can expect multiple factors to worsen summer extremes,” a ...

Extreme heat is only becoming more common. In the United States, heat waves now occur three times as often as they did in the ...

Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and that may explain why long-range computer forecasts keep ...

AccuWeather Lead Long Range Forecaster and Senior Meteorologist Paul Pastelok said the average temperature in June is 64.6 ...

Jesse Stacken, a weather monitor who is part of the Community Collaborative Rain, Hail & Snow Network (CoCoRaHS), has recorded rainfall at his Beacon home 31 out of 50 days since the beginning of May.

In the atmospheric layer above it, about 10 to 30 miles up, is the stratospheric polar vortex, where every winter a sunlight-starved Arctic spins up a mass of cold air that, ultimately, dissipates ...