Hurricane Melissa has hit southwestern Jamaica as a catastrophic Category 5 storm, causing heavy flooding and wind damage.

LYON COUNTY, Iowa (KCAU) — The National Weather Service in Sioux Falls has confirmed a tornado in Lyon County, Iowa, that occurred during Monday’s derecho event. Story continues below On Monday, July ...

A rare, monstrous EF5 tornado that struck the United States more than three months ago was the first of its kind in more than a decade, experts announced Monday. A tornado that roared through part of ...

Weather is all about patterns, and one pattern that has been rather noticeable as of late has been the last of severe winter ...

After multiple rounds of storms in recent days, severe weather is expected to return to the Northern Plains and upper Midwest on Friday, Aug. 8. Roughly 5.5 million people are in the area most at risk ...

SIOUX FALLS, S.D. (KELO) — It was a busy day in the weather department yesterday. Meteorologist Adam Rutt looks at what set up Monday’s storms. For the second day in a row, severe weather has impacted ...

WASHINGTON — An EF5 tornado struck North Dakota this year, the National Weather Service confirmed Monday, marking the first tornado of that strength in more than a decade on American soil. The ...

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph (322 kph), the strongest classification of tornado and the first on ...

A deadly tornado that ripped through a rural city in North Dakota in June has been upgraded to an EF-5, the National Weather Service said Monday, marking the first U.S. twister with an EF-5 rating in ...

SIOUX FALLS, S.D. (KELO) — Severe weather declines sharply in the month of September, but it does happen. Meteorologist Scot Mundt has a look at some of the numbers. Showers and storms moved through ...