Plywood to secure glass windows or doors.
Plan for evacuation if needed: Full tank of gas in the vehicle, duffle bags or suitcases.
Water: At least one gallon per person per day and per pet too.
Non-perishable Food: Canned goods, protein bars, trail mix, dried fruits, and shelf-stable snacks. Also, a manual can opener.
Don't purchase foods that you normally don't purchase. Disposable dishes and utensils.
Lighting: Flashlights (with batteries), Battery operated candles (again with batteries), Oil lamps with paraffin lamp oil, there's also rechargeable lanterns and normal candles. A normal large candle and be placed inside an empty coffee can and used for a heat source if ever needed.
Personal hygiene and sanitation items: Some way to wash hands with a portable dish pan, extra hand washing water and soap, toothbrush and toothpaste, toilet paper, disinfectant wipes, baby wipes, insect repellent (standing water can bring more mosquitos), buckets, trash bags, blankets and or sleeping bags and extra clothing.
First Aid Kit: Antiseptics, a whistle, non-prescription medications and prescription medications, and other supplies for treating minor injuries or illnesses. Masks and gloves.
Fire extinguisher, carbon monoxide detector and smoke alarm, all working with extra batteries!
Waterproof container to store imperative photocopied documents and cash. Paper, pencil, crayons, markers to write things down, to keep a journal or to draw or write notes or letters.
Pet supplies: Latest pet vaccines updates, pet food, pet medications, carriers, leashes.
Extra batteries, extra batteries and extra batteries!