At least 161 are still unaccounted for after the July Fourth floods that saw the waters of the Guadalupe rise to historic levels in Central Texas, officials with Kerr County said Friday. Authorities have confirmed 103 deaths, 36 of whom are children.

Kerr County officials say death toll has risen to 96 due to the Hill Country floods, including 60 adults and 36 children.

As search and recovery efforts continue following the deadly floods, NWS warns of isolated flash floods due to the possibility of heavy rain this weekend.⛈️

Texas officials are being questioned about warning systems ahead of the deadly floods. As NBC News' Priscilla Thompson reports, Kerr County doesn't have a county-wide siren warning system in place.

A memorial service was held in Kerr County, Texas on Friday to honor the victims and those still missing from flooding that recently struck the region.

Kerr County and the Upper Guadalupe River Authority have tried several times to get funding to upgrade flood alerts on the river, dating back to 2016.

A Kerrville-area river authority executed a contract for a flood warning system that would have been used to help with emergency response, local officials said.

The number of people reported missing in Kerr County, Texas, as a result of last week’s flash floods continues to soar. Authorities say search teams combing through the debris and destruction there are looking for more than 160 people who disappeared in the raging waters.

The death toll in Kerr County, Texas climbed above 100 Friday night as recovery operations continued in the county on a day when President Donald Trump and First Lady Melania Trump toured the damage left behind by July 4 flash flooding.

Over 12,000 volunteers have already assisted in Kerr County, according to the Texas Division of Emergency Management.