heat advisory

National Weather Service/Sioux Falls

Parts of Siouxland are under a heat advisory until six tonight. The heat index will climb easily into the triple digits. According to the National Weather Service, there is a chance for severe storms with hail and high wind. Plus, areas south of Yankton to Spencer will have an elevated risk for a brief tornado.

Due to the heat, Hunt Elementary school will have an early dismissal. While a new school is being built, students are attending class in the old Crescent Park building. It is the only non-air conditioned school in the district.

National Weather Service/Sioux Falls

The National Weather Service issued a heat advisory today for the entire state of Iowa, most of South Dakota and a large portion of Nebraska.

The heat advisory is in effect until 9 p.m. for Siouxland with a heat index near 110.

Governors from all three Siouxland States slam the CDC’s announcement on Tuesday urging both vaccinated and nonvaccinated people to wear masks due to a surge of cases of COVID-19.

The CDC also advises children in schools wear masks this fall.

National Weather Service/Sioux Falls

Iowa Governor Kim Reynolds called new revised guidance from the CDC surrounding wearing masks “not grounded in reality or common sense.”

Reynolds issued a statement shortly after the CDC recommended fully vaccinated people wear masks indoors in areas of the country where the virus is circulating widely.

She still encouraged people to get vaccinated, but went on to say she’s concerned the guidance will be used as a vehicle to mandate masks in states and schools, something she does not support.  

National Weather Service/Sioux Falls

The National Weather Service issued a heat advisory for a large portion of Siouxland until eight tonight.

Officials in the weather service in Sioux Falls say similar to yesterday, hot and humid conditions will be occurring this afternoon across the region. Heat index values will range from 95 to 105 degrees in most areas. They advise people drink plenty of water and stay out of the sun if possible.


A heat wave is impacting Siouxland.  A heat advisory will continue through tomorrow night for a large portion of the region, including sections of northwest Iowa and southeast South Dakota and Dixon and Dakota counties in northeast Nebraska.  The heat index will reach into the triple digits.

The National Weather Service says drink plenty of fluids, stay in air-conditioning if possible, keep out of the sun and take extra precautions if you work or spend time outside. 

071719 404

It a very hot and humid day in Siouxland and most of Iowa is under an excessive heat warning, where temperatures will reach in the 90s and heat index values could be as high as 110 degrees.

The National Weather Service says the heat warning is for the southern two-thirds of the state under Highway 20. 

Paul Fajman (FAY-min) is with the National Weather Service in Omaha, (which forecasts for southwest Iowa).   

Fajman (FAY-min) says Sunday may be the first day of relief. 

071519 4:04a

It’s a busy week for Presidential candidates in Siouxland.

Tomorrow, the former Vice President Joe Biden plans to discuss rural health care in Le Mars.  He’s also holding a community event tomorrow night in Sioux City.

Massachusetts Senator Elizabeth Warren has scheduled a Town Hall at Morningside College for Thursday night.

New Jersey Senator Cory Booker plans to discuss environmental justice at an event on Thursday night at the downtown Sioux City Public Library.


Heat and humidity creating uncomfortable conditions for parts of Siouxland.   

There’s a heat advisory until 9 p.m. for Woodbury, Plymouth, Sioux, Lyon, Dixon, Dakota, and all of southeast South Dakota.

With higher dewpoints today the heat index will make it feel like 104 degrees in some spots.

The National Weather Service says because of the advisory make extra precautions to stay safe.

070119 504

High temperatures continue in Siouxland, up in the nineties today and down to the 80s by tomorrow.  There is a heat advisory in effect until 9:00 p.m. tonight. 

The high heat is causing the concrete to buckle on some stretches of northwest Iowa roads.

Troy Clouse, with the Iowa Department of Transportation, says he and his crews responded to five reports of pavement blowouts during the weekend in Plymouth, Sioux, and Woodbury counties. Clouse told the Sioux City Journal they are making temporary repairs.

Residents of Nebraska and Iowa probably don't need an advisory to inform them: It's hot outside.

But the National Weather Service has issued heat advisories for both states, warning residents who venture outside to take it easy and stay hydrated in the oppressive heat.

An excessive heat warning has been issued for the northeastern corner of Nebraska and northwestern Iowa — including Sioux City — with heat index values expected to rise to between 105 degrees (40.56 Celsius) and 110 degrees (43.33 Celsius).

062819 532

The National Weather Service in Sioux Falls has issued a heat advisory for Sioux City. The advisory is set to last through 8 p.m. this evening. Temperatures in Sioux City are expected to climb to 92 degrees this afternoon, with a heat index as high as 101 degrees, cooling off only slightly in the evening hours. The overnight low will be 71 degrees. 

Another heat advisory is set to take effect from 1 to 9 p.m. tomorrow when the heat index climbs even higher into the triple digits.