Weather & Climate

As of the most recent official advisories, Tropical Storm Erin 2025 is tracked across the Atlantic basin with defined cone and track guidance from consensus models. The followin...

The polar vortex is a large area of low pressure and cold air that circles the polar regions, typically strongest in the stratosphere and also present in the troposphere. It for...

Hurricane Irma affected Puerto Rico in September 2017 as a powerful Category 5 Atlantic storm that moved near the island but did not make direct landfall. While the most severe...

Reported accumulations of 65 feet of snow in Japan refer to measured seasonal snowfall in a small number of mountain and coastal locations, not an island-wide average. Japan’s...

St. Maarten lies in the northeastern Caribbean, a small island with high exposure to Atlantic hurricanes from June through November. Its location east of Puerto Rico places it s...

A derecho is a widespread, long-lived windstorm associated with a band of rapidly moving showers or thunderstorms. To be classified as a derecho, the storm must produce a swath...