An Active Weather Pattern Returns to the South—This Time With Heavy Rain, Not Snow

by akoloy

Some of the identical elements of the South that skilled document snow and chilly final week are actually in for heavy rain, which might trigger flooding from Thursday evening into the weekend and probably past.

“All of the Southern snow has melted from the last round of storms, but that melted snow has saturated the soil, and very little of the upcoming 4 to 6 inches of rain will be able to soak in,” says CNN Meteorologist Chad Myers.

Warming temperatures this week have quickly melted final week’s snow because the United States went from record high to below average snow cover in only a few days.

Some rivers throughout the mid-South have already got elevated ranges resulting from current snow soften, so the incoming rainfall might result in minor river flooding.

“Dozens of rain gauges are already above flood stage in Georgia and the Carolinas even before this storm arrives,” says Allison Chinchar, CNN meteorologist. “So, even just 1 to 3 inches of rain over the already swollen rivers could exacerbate the flooding.”

“With grounds fairly soggy from the recent winter storms, along with vegetation still being dormant for the winter, much of this rainfall would likely become runoff, which causes concerns for flooding issues and rises on our rivers and lakes,” says the National Weather Service (NWS) in Nashville.

Man walks in the snow
A person walks to his good friend’s house in a neighborhood with out electrical energy as snow covers the BlackHawk neighborhood in Pflugerville, Texas, on Feb. 15, 2021. (Bronte Wittpenn/Austin American-Statesman/File Photo/USA Today Network through Reuters)

These days of heavy rain might trigger flooding this weekend and subsequent week throughout parts of the South.

“Several inches of rainfall could be seen this weekend into early next week … which could increase the threat for flash and river flooding if this pattern comes to fruition,” says the NWS in Little Rock, Arkansas. “This heavy rainfall threat looks to be the primary hazardous weather threat in the long term.”

Multiple storm techniques will sweep throughout the jap US, following an analogous observe, subsequently growing the chance for heavy rain starting Thursday evening.

“This will tend to prolong the threat of heavy rain in the same general area from the southern Plains to the Tennessee Valley and towards the southern Appalachians into early next week,” says the NWS’ Weather Prediction Center.

“We will need to watch for flash flooding in areas getting hit by one thunderstorm after another,” Myers says. “It is called training, like train cars rolling over the same track.”

First Round of Rain Starts Thursday

The first spherical of moist climate will start to arrange Thursday evening throughout the southern Plains, with showers growing throughout Texas, Oklahoma and Gulf Coast states from Louisiana to Alabama.

There may be just a few thunderstorms, some extreme. Large hail might accompany any of the stronger storms in northeastern Texas, southern Arkansas and northern Louisiana on Thursday night.

6-10 day precipitation outlook. (Courtesy of CNN Weather)

Some heavier rain could also be close to a stationary entrance, which is an space of converging winds that usually promotes extra rainfall. That might embrace northeastern Texas via southern Arkansas and into the Tennessee River Valley late Thursday evening into Friday.

Throughout the day Friday, rain ought to persist throughout related areas. That rain may even prolong towards the East Coast, impacting the Carolinas.

By Saturday, this primary spherical of rain will transfer into the Northeast, and a few will flip to snow throughout the Appalachian Mountains and northern New England.

But that’s not the top to the rain throughout the South.

2nd Round Starts Saturday

After a brief lull, the following storm system will start to take over on Saturday, that includes further showers and potential thunderstorms from the Red River Valley via the Tennessee River Valley.

This subsequent interval of rain could possibly be heavier, particularly Saturday evening into Sunday. Its focus may additionally shift north, impacting areas from central Arkansas via the Ohio River Valley.

A lighter to average rain could also be seen farther east into the Appalachian Mountains and Mid-Atlantic on Sunday.

Rainfall quantities of three to six inches are forecast throughout a lot of this area, with localized quantities of larger than half a foot via Sunday.

By Monday, extra rain is predicted cross the Southeast, from Texas to the Mid-Atlantic.

The long-range forecast suggests much more storm techniques affecting the South via a lot of the following week.

A 33 % to 50 % chance for wetter-than-normal climate is predicted subsequent week throughout the Mid-Atlantic and Southeast, in keeping with the Climate Prediction Center.

™ & © 2021 Cable News Network, Inc., a WarnerMedia Company. All rights reserved.

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