Instructions for Form 4684, Casualties and Thefts states: For tax years 2018 through 2025, if you are an individual, losses of personal-use property from fire, storm, shipwreck, or other casualty, or theft are deductible only if the loss is attributable to a federally declared disaster (federal casualty loss). See Pub. 547 for more information.
Unfortunately, FEMA announced that federal disaster assistance is available to the state of South Carolina to supplement recovery efforts in the areas affected by severe storms and flooding from Nov. 6-14, 2024.
2024 SC1040 Individual Income Tax Form and Instructions- the state conforms to federal so there is no deduction.
I am very sorry for your loss.