Heavy, Flooding Rains to Douse Southern United States Over the Next Few Days

Dennis Mersereau · 10/21/15 03:15PM

Gone are the days of temperatures in the 90s as the southern U.S. finally joins the rest of the country in the damp, dreary experience that is the arrival of fall. A ribbon of moisture direct from the tropical Pacific Ocean will team up with an approaching low to dump loads of heavy, much-needed rain on the south in the coming days.

More Heavy Rain to Soak Areas of Central U.S. Already Soaked to the Bone

Dennis Mersereau · 07/06/15 10:58AM

Have you had a chance to dry out from Rainpocalypse 2015? I hope so! We’re getting ready to see significant amounts of rain across the central U.S. in a short amount of time, and flash flood watches are in place in anticipation of this environmental ablution as we trudge through the first full week of July.

Tropical Depression Bill Still Depressed Over Missouri, Moving Toward DC

Dennis Mersereau · 06/19/15 02:58PM

Three days after landfall and after traveling over more than 850 miles of land, Bill is still a tropical depression as it swirls over Missouri. The storm has produced catastrophic flooding along its path, and more flooding is likely through the Ohio Valley and eventually into the I-95 corridor of the Mid-Atlantic.

Dangerous Flash Flooding Continues as Bill Chugs Its Way into Oklahoma

Dennis Mersereau · 06/17/15 03:24PM

As Tropical Depression Bill swirls its way through northern Texas this afternoon, the storm looks more impressive over land than it ever did over the ocean. The storm is still producing very heavy rainfall, and flash flooding is likely as it continues sloshing towards Oklahoma and eventually the Midwest.

Dennis Mersereau · 05/31/15 12:17PM

Today is the two-year anniversary of the largest tornado ever recorded. The tornado, a multiple-vortex EF-3 (by damage, EF-5 by radar measurements) grew to an astonishing width of 2.6 miles at its widest. The storm killed eight people, including three highly experienced storm chasers caught by the tornado’s explosive growth and erratic movement of the smaller vortices within the larger circulation.

Famine to Feast: Texas and Oklahoma Are Now Virtually Drought-Free

Dennis Mersereau · 05/28/15 03:53PM

The recent rains over the southern Plains have been nothing less than spectacular, spawning a constant stream of severe thunderstorms that dumped inches of rain in short time, flooding areas that haven’t seen this much in years. The influx of water finally paid off: only a few small parts of Texas and Oklahoma are still in drought.

After Deadly Flash Floods, Texas Should Start to Dry Out This Week

Dennis Mersereau · 05/26/15 03:38PM

It’s been a crazy month for severe weather on the southern Plains, with Texas and Oklahoma making a spectacular recovery from drought by drowning under more rain than they’ve seen in years. Leaving behind hundreds of victims and millions (if not billions) of dollars in damage, the rain will finally start to subside this week.

After Supercells and Tigers, Tornado Outbreaks Possible Friday & Sat.

Dennis Mersereau · 05/07/15 03:58PM

Fresh off of Wednesday’s calamity in Oklahoma City involving supercells and tigers, the region is preparing for another two full days under the threat of a significant, multi-day tornado outbreak. Some of the tornadoes that form on Friday and Saturday could be intense and long-lived, accompanied by hail larger than baseballs and destructive wind gusts.

Dennis Mersereau · 05/06/15 10:41PM

In the span of just six hours on Wednesday evening, the Oklahoma City metro area saw numerous damaging tornadoes, large hail, destructive wind gusts, enough rain to trigger a rare “flash flood emergency,” tigers getting loose, and a 2.9 earthquake. Tonight was not a good night on the plains.

CBS News Just Can't Figure Out How to Report on Tornadoes

Dennis Mersereau · 05/06/15 04:18PM

CBS News continued its tortured and factually-adjacent track record of reporting on tornadoes today, tweeting out a picture of an ominous lowering in an Oklahoma thunderstorm with the overblown caption “massive tornado takes form.” They soon corrected the tweet with one just as dubious.

Big Ol' Texas Hailstorms to Pummel Texas, Plains Over the Next Few Days

Dennis Mersereau · 04/16/15 04:10PM

If it's daytime in mid-April, it means that there's a risk for severe weather somewhere on the Plains. Texas will be ground zero for the storms for the next few days—today, cities like San Antonio, Austin, Dallas, Fort Worth, and Amarillo could all see hail larger than golf balls, damaging winds, and possibly a tornado or two. Insert your favorite "everything's bigger in Texas" joke here.

A Few 'Significant' Tornadoes Possible Across Central U.S. This Evening

Dennis Mersereau · 04/08/15 03:46PM

Things are going to get interesting in a hurry across the central part of the country this evening as severe thunderstorms rapidly develop in the moist, unstable air pumping in from the tropics. These dangerous thunderstorms even have the potential to produce a few tornadoes, some of which could be strong and stay on the ground for a while.

AccuWeather Slams the NWS for Missing a Tornado AccuWeather Didn't Cover

Dennis Mersereau · 03/27/15 03:59PM

The National Weather Service failed to issue a tornado warning in Moore, Oklahoma, when a preliminary EF-1 tornado made a mess of the town for the sixth time in as many years on Wednesday. AccuWeather wasted no time blasting the agency for its failure while trumpeting their own success in warning clients twelve minutes before the storm struck. There's only one problem—their brand new television network didn't cover the storm, either.

Homes, Elementary School Damaged After Tornado in Moore, Oklahoma

Dennis Mersereau · 03/25/15 09:35PM

Moore, Oklahoma, a city of more than 50,000 people that lies a few miles south of Oklahoma City, suffered a direct hit from its sixth tornado in the past fifteen years tonight. Numerous structures were significantly damaged by the tornado, including Southgate Elementary school.

Watch Storm Chasers Race to Catch Up With Oklahoma Supercells

Dennis Mersereau · 03/25/15 05:14PM

Today is the second day of a two-part severe weather outbreak across the Plains states, with giant thunderstorms blowing up over Oklahoma and Arkansas. The storms have the potential to produce hail up to the size of tennis balls, so naturally, storm chasers are speeding towards them in hopes of catching nature at its fiercest.

Hail Larger Than Golf Balls Could Pelt the Central Plains This Afternoon

Dennis Mersereau · 03/24/15 03:20PM

The first day of a two-part severe thunderstorm event is unfolding across the middle of the country, with an enhanced risk for severe weather—three on a scale from zero to five—possible in Oklahoma, Arkansas, and Missouri. Storms could produce very large hail, damaging winds, and a few tornadoes.

Genius Architects Want to Build a Tornado-Shaped Tower in Oklahoma

Dennis Mersereau · 03/06/15 01:40PM

An architecture firm in Tulsa, Oklahoma, has an idea that would make their home city's skyline the most unique in the country, all while paying homage to the land where the wind comes sweeping down the plain: an awesome, tornado-shaped tower. I want to go to there.

Scientists Create Spectacular 3-D Model of an EF-5 Tornado in Oklahoma

Dennis Mersereau · 11/04/14 01:25PM

A group of scientists have created an absolutely spectacular 3-D computer simulation of an EF-5 tornado that tore through central Oklahoma on May 24, 2011. The animations show the mesmerizing mechanics of how nature's most violent storms form and operate.