2023-06-27 17:53:51
(CNN) — More than 55 million people in several southern states are under excessive heat watches or warnings, while millions more are at risk of severe storms Tuesday.
Excessive heat advisories, the highest criteria for heat alerts, include Dallas, Baton Rouge and New Orleans, where the heat index will approach 49 degrees Celsius. Heat advisories cover Austin, Houston, San Antonio, Oklahoma City and Jacksonville, where the heat index might touch 43 degrees. Excessive heat watches include Memphis, Birmingham and Nashville, where heat will reach dangerous levels in the coming days.
In Texas, San Angelo (44.4 degrees Celsius) and Del Rio (43.8º C) broke daily records once more this Monday. For Del Rio, it’s its ninth consecutive day of record high temperatures, according to the National Weather Service (NWS). Both locations also recorded record high temperatures during this heat wave: Del Rio reached 46 degrees Celsius on June 21 and San Angelo 45.5º C on June 20 and 21.
Although Texas has been experiencing the heat wave for over a week, the scorching temperatures will continue this week. There are excessive heat advisories in Dallas, Houston and New Orleans.
Nearly 40 million people are under alerts across the southern US and the heat wave is expected to last all week
Dallas is expected to hit 100 degrees Fahrenheit Tuesday, while New Orleans is expected to hit 100 degrees Fahrenheit. Extremely high humidity levels will make it feel 110 to 110 degrees Fahrenheit across much of central, eastern, and southern Texas. , as well as in most of Louisiana and southern Mississippi. Some areas might reach 49º C.
High temperatures are expected to extend into southern Oklahoma and Louisiana on Tuesday. By Wednesday, temperatures of more than 37.7 degrees Celsius will spread to Kansas, southern Missouri, Arkansas and Mississippi, including Oklahoma City, Little Rock and Jackson. This Thursday temperatures of more than 38º C are forecast in Birmingham, Memphis and San Luis.
Scores of temperature records may be broken in the coming days, but record-breaking temperatures at night will also exacerbate the problem. Many locations like Dallas, New Orleans and Shreveport will not drop below 27 degrees Celsius at night.
“There may be more danger than in a typical heat episode, due to the longevity of near-record or record-breaking overnight lows, as well as elevated heat index readings,” the weather forecasting center said Monday.
Tornadoes cause panic in Indiana 1:29
Severe storms threaten millions in the Northeast and Central Plains
More than 40 million people in the Northeast and Central Plains are at risk from severe storms on Tuesday. Most of those at risk are in the Northeast, including Philadelphia and Washington, where the Storm Prediction Center issued a level 1 of 5 threat.
A Level 3 of 5 severe weather threat is highlighted for parts of Kansas and Oklahoma, including Wichita and Tulsa.
Scattered thunderstorms are once more expected along and to the east of a cold front from the mid-Atlantic into parts of the northeast. Storms in this region yesterday contributed to many flight delays and cancellations with a similar situation possible once more this Tuesday.
Some of these followingnoon storms might produce damaging wind gusts. Heavy rainfall from these storms might produce isolated instances of flash flooding, particularly in parts of southeastern New York State, Delaware, and Pennsylvania.
At greatest risk from severe storms this Tuesday are those located across the Central Plain and extending into southern Missouri and central Arkansas.
“Storms producing severe winds (possibly in excess of 120 km/h) are most likely in a corridor from southwestern Kansas and northwestern Oklahoma, and potentially in the Ozark Plateau,” the storm center said Tuesday.
These storms will also have the potential to produce very large hail and possible tornadoes.
A Level 2 of 5 severe storm secondary threat is located over South Dakota and Nebraska. Storms in this area will rage Tuesday followingnoon and might produce very large hail and some damaging wind gusts. A tornado cannot be ruled out.
The-CNN-Wire
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