Extratropical vs. tropical storms. Extratropical cyclones are the familiar storms that occur in all seasons and can form over land or water. They are represented as an "L" on weather maps.

Behold, the majesty and terrifying power of the extratropical cyclone that swept over the Pacific Northwest this week. The satellite image above shows the cyclone as it appeared on November 19 ...

A formidable bomb cyclone is churning off the Western U.S. . The comma-shaped storm is a suped-up mid-latitude cyclone, which ...

Weather conditions are expected to deteriorate in the coming hours, Inumet warned. One tree was reported fallen among other damages caused by the extratropical cyclone hitting the Uruguayan ...

Extratropical cyclones (or low-pressure systems) traveling along the Kuroshio in East Asia most frequently occur in spring, bringing heavy rain and snowfall in the region. Researchers at the ...

A strong extratropical cyclone hit the Pacific Northwest on November 19, 2024, bringing damaging winds and rain to the region. The storm knocked over trees and left nearly 600,000 people ...

Extratropical cyclone. However, if the former tropical cyclone is influenced by, or even joins forces with another non-tropical weather system, it's oftentimes referred to as an extratropical cyclone.

People affected by an extratropical cyclone rest in a gymnasium used as a shelter for flood victims in Sao Leopoldo, Rio Grande do Sul state, Brazil, June 18, 2023 - REUTERS/Diego Vara.

In South America, extratropical cyclones typically form along the coastline from southern Argentina to Rio de Janeiro. André Nunes, a meteorologist at the Federal University of Pelotas (UFPel), ...

Torrential rain and winds caused by an extratropical cyclone have left at least 21 people dead in southern Brazil, officials said Tuesday, warning more flooding may be coming.