tornado risk – A heightened severe weather threat spans tens of millions of people across the Plains and Midwest, with tornadoes, large hail and damaging winds possible on May 18 and into May 19. The Storm Prediction Center flags the most dangerous window around a corridor f
Nebraska and the central Plains were still processing the sight of tornadic storms when the next round of alerts started to harden into something more ominous: another day where the sky could turn fast.
A tornado was seen forming beneath a large. well-defined mesocyclone as severe storms moved through Nebraska. with the swirl spinning near St. Libory. The image matched the forecast mood for Monday. when more than 40 million people from Texas to Michigan faced an elevated threat of severe weather on the afternoon of May 18 and into overnight hours—storm systems that could bring severe storms. hail and tornadoes.
The National Weather Service’s Storm Prediction Center said the main impacts on May 18 would include severe thunderstorms. intense rainfall and flooding over parts of the south-central Plains and mid-Missouri Valley. The risk didn’t end with the calendar flip. A preliminary outlook for May 19 indicated more than 60 million people could be at risk of severe weather from Texas through parts of New England.
The storms followed an active weather day on May 17. Weather service crews went out to conduct surveys for possible tornadoes on Monday after Kansas. Nebraska. Iowa and Minnesota saw varying degrees of hail. destructive winds and tornadoes. The threat for severe thunderstorms stretched across much of the central U.S. at level 3 out of 5.
In the preliminary tally available through the weather service. more than a dozen tornado reports were received. along with 123 reports of hail and 180 reports of high winds. For residents in the path of the next system. those numbers weren’t abstract—they were a reminder that the same ingredients can produce the same kinds of damage with little warning.
The Storm Prediction Center said tornadoes—some of them intense—along with damaging winds and widespread baseball-size hail are possible on May 18 in portions of Iowa. central and eastern Kansas. northwest Missouri. southeast Nebraska and northern Oklahoma. The center said supercells capable of producing very large to giant hail and multiple strong to intense tornadoes are most likely from central Kansas and southeast Nebraska into Iowa and northwest Missouri.
Within that wider area. the greatest risk was mapped out as a corridor roughly between Wichita. Kansas and the border between Southeast Nebraska and northwestern Missouri. In that zone. the threat level is 4 out of 5 for severe weather—labeled “moderate.” The designation is unusual for the Storm Prediction Center; the National Oceanic and Atmospheric Administration says it’s only used around 14 times a year. The threshold indicates the likely potential for “widespread severe weather with several tornadoes and/or numerous severe thunderstorms. some of which may be intense.”.
Beyond that highest-probability band, other locations—roughly from Enid, Oklahoma to Fort Dodge, Kansas—face a 3 out of 5 threat.
Major metros at risk include Oklahoma City; Kansas City. Missouri; Omaha. Nebraska; Des Moines. Iowa. and Minneapolis. with severe storms part of the forecast for the areas residents rely on for daily routine—roads. commutes. school schedules and late-afternoon plans that can quickly be upended by a warning.
Residents in the flagged areas were urged to stay weather-aware as the afternoon progresses, watching for watches and warnings. A tornado watch means conditions are favorable for tornadoes to form during the next several hours. If a tornado warning is issued for a person’s area. the guidance is to move to a place of safety—ideally a basement or an interior room on the lowest floor of a study building—according to the Storm Prediction Center.
The sequence is stark: a day of tornadic evidence and survey work on May 17 is followed by another broad threat stretching from Texas toward the Northeast on May 19. With tens of millions of people in play and multiple categories of hazards forecast—tornadoes. hail. damaging winds. intense rainfall and flooding—the next question for households is not whether storms will arrive. but whether warnings will be acted on in time.
tornado risk severe weather Storm Prediction Center May 18 May 19 Nebraska storms central Kansas southeast Nebraska Iowa hail damaging winds flooding