Enhanced Fujita Scale; how National Weather Service ranks tornadoes
Tornadoes are categorized on what is called the Enhanced Fujita Scale or EF Scale. This became operational on February 1, 2007.
Tornadoes are categorized on what is called the Enhanced Fujita Scale or EF Scale. This became operational on February 1, 2007.
Tornado count climbs across Wisconsin; NWS crews surveying sites
Tornadoes broke out in Wisconsin on Thursday, May 15.
Tornadoes broke out in Wisconsin on Thursday, May 15.
Mayville High School graduation; held in wake of tornadoes, storms
It was graduation day in Mayville on Sunday, May 18, a community ravaged by severe weather.
It was graduation day in Mayville on Sunday, May 18, a community ravaged by severe weather.
Deadly tornado outbreak leaves at least 27 dead across Kentucky, Missouri
At least 27 people have died in Kentucky and seven more were killed in Missouri -- five of them in the St. Louis area.
At least 27 people have died in Kentucky and seven more were killed in Missouri -- five of them in the St. Louis area.
Hail damage from Thursday thunderstorms keeps people busy
Severe thunderstorms thrashed southeast Wisconsin on Thursday, leading to large hail in some areas and tornadoes in others.
Severe thunderstorms thrashed southeast Wisconsin on Thursday, leading to large hail in some areas and tornadoes in others.
Dodge County tornadoes, NWS confirms 4 touched down Thursday
The National Weather Service has confirmed four tornadoes touched down in Dodge County on Thursday night, May 15.
The National Weather Service has confirmed four tornadoes touched down in Dodge County on Thursday night, May 15.
Wisconsin storm damage: Mayville, Juneau face long road ahead
The National Weather Service surveyed storm damage in Juneau and Mayville on Friday after officials said likely tornadoes tore through the communities.
The National Weather Service surveyed storm damage in Juneau and Mayville on Friday after officials said likely tornadoes tore through the communities.
Wisconsin severe thunderstorm warnings expire Friday
The National Weather Service issued a severe thunderstorm warning for Jefferson and Waukesha counties on Friday afternoon.
The National Weather Service issued a severe thunderstorm warning for Jefferson and Waukesha counties on Friday afternoon.
Racine Zoo storm damage, closed Friday as crews clear debris
In Racine County, strong winds snapped power lines and downed trees along the lakefront during Thursday's storms. Even the zoo took a hit.
In Racine County, strong winds snapped power lines and downed trees along the lakefront during Thursday's storms. Even the zoo took a hit.
Watch: 'Fog tsunami' rolls over Lake Michigan
Stunning video captured by a Michigan photographer shows a giant fog wave rolling over Lake Michigan as a storm approached.
Stunning video captured by a Michigan photographer shows a giant fog wave rolling over Lake Michigan as a storm approached.
Tornado hit Dodge County; significant damage, power outages
Severe storms swept across Wisconsin on Thursday, May 15, causing significant damage in Dodge County.
Severe storms swept across Wisconsin on Thursday, May 15, causing significant damage in Dodge County.
Dodge County storm damage, residents asked to shelter in place
The Dodge County Sheriff's Office said residents in the Juneau and Mayville areas have been asked to shelter in place on Thursday night, May 15.
The Dodge County Sheriff's Office said residents in the Juneau and Mayville areas have been asked to shelter in place on Thursday night, May 15.
Wisconsin hail size reports; severe weather Thursday, May 15
The National Weather Service collected hail size data from the severe weather system that rolled across the region on Thursday, May 15.
The National Weather Service collected hail size data from the severe weather system that rolled across the region on Thursday, May 15.
Wisconsin tornado warnings, watches expire Thursday
National Weather Service tornado warnings and watches for southeast Wisconsin have now expired on Thursday, May 15.
National Weather Service tornado warnings and watches for southeast Wisconsin have now expired on Thursday, May 15.
4.1-magnitude earthquake hits Tennessee, felt in Atlanta
A 4.1-magnitude earthquake struck Tennessee Saturday morning and was felt as far as Atlanta and western North Carolina.
A 4.1-magnitude earthquake struck Tennessee Saturday morning and was felt as far as Atlanta and western North Carolina.
Wisconsin 1st tornadoes of 2025; 6 reported in northern part of state
Wisconsin experienced its first tornadoes of 2025 on Monday, April 28.
Wisconsin experienced its first tornadoes of 2025 on Monday, April 28.
Wisconsin severe weather threat Monday; hail, wind, tornadoes all possible
The Midwest into the Great Lakes region has the highest outlook for tornadoes, damaging wind, and large hail to occur on Monday.
The Midwest into the Great Lakes region has the highest outlook for tornadoes, damaging wind, and large hail to occur on Monday.
North Carolina officer becomes nation's first lightning death of 2025 after being struck while fishing
Santonio Catoe was struck by lightning while fishing on April 11, based on information from the National Weather Service and the North Carolina Department of Adult Corrections.
Santonio Catoe was struck by lightning while fishing on April 11, based on information from the National Weather Service and the North Carolina Department of Adult Corrections.
See it: 'Firenado' spins through burning Iowa field sparked by lightning
Strong thunderstorms in Iowa and Nebraska on Thursday night caused several lightning strikes in the area, one of which started this fire whirl.
Strong thunderstorms in Iowa and Nebraska on Thursday night caused several lightning strikes in the area, one of which started this fire whirl.
Southeast Wisconsin severe thunderstorm warnings, watches Friday
The National Weather Service has issued a severe thunderstorm warning for parts of southeast Wisconsin for Friday afternoon, April 18.
The National Weather Service has issued a severe thunderstorm warning for parts of southeast Wisconsin for Friday afternoon, April 18.