Tarp Shelters can be made out of nearly anything. Try this Plow Point with a Floor

Here's a video that proves, you don't have to spend a lot to prepare for the worst. Or maybe just a week end camp out.
Black plastic painters cloth, an old dust mop handle, and some
home made stakes from gutter nails. Heck! You get the para cord at dollar tree, Yup you guest it! $1.00. You can get a broom handle from Dollar Tree too! Less than $20 to stay warm and dry. Whither it's an Emergency! Or You're headed out to the woods for the weekend. Give this Plow point with a floor.