Storm Shelter Supplies Checklist 2026: Everything You Need Underground

By Kay, Founder of Home Defend Pro ·

Complete storm shelter supplies checklist for 2026. First aid, water, food, lighting, communication — everything you need to stock your underground shelter before tornado season.

Storm shelter supplies checklist

Underground concrete storm shelters are the safest structure during a tornado. But an empty shelter doesn't save lives — what's inside does. This storm shelter supplies checklist covers every category you need stocked before tornado season, starting with the most critical: medical.

The Non-Negotiables: Medical First

Every storm shelter needs a dedicated first aid kit. Tornado injuries — cuts from flying glass, debris wounds, crush injuries — need more than a band-aid box. The SurviveX Large Waterproof First Aid Kit ($150.99) is the top pick for shelter storage. Fully sealed against moisture, 250+ components including wound closure strips, trauma bandages, and burn dressings.

Get the SurviveX Waterproof Kit →

Complete Storm Shelter Supplies Checklist

Medical & First Aid

Water

  • 1 gallon per person per day, minimum 3-day supply
  • Water pouches (FEMA-certified 5-year shelf life) — stack flat under bench
  • Water purification tablets (backup if stored water is contaminated)
  • LifeStraw personal filter — for post-storm water from questionable sources

Food

  • 3-day calorie supply: bars, pouches, or MREs — anything sealed and no-cook
  • Manual can opener
  • Utensils (keep it simple: spork per person)
  • High-calorie emergency bars (S.O.S. Ration or Mainstay 3600)

Lighting

  • LED headlamp per person (hands-free is essential when carrying kids or gear)
  • Backup batteries or rechargeable power bank
  • Glow sticks (10+ hours, no batteries needed, safe for kids)
  • Battery-powered lantern for shelter-wide illumination

Communication

  • Battery or hand-crank NOAA weather radio
  • Whistle (signal rescue if you can't be heard or shelter is blocked)
  • Charged phone + external battery pack (10,000+ mAh)
  • Written emergency contacts on paper (phones die)

Documents & Valuables

  • Waterproof document pouch: IDs, insurance cards, deed/lease, cash
  • USB drive with scanned documents (home inventory, policies)
  • Keys (car, house — you may not be going back through the house)

Comfort & Safety

  • Emergency mylar blankets — compact heat retention for hypothermia prevention
  • Work gloves — for clearing debris after the storm
  • Dust masks or N95 respirators — post-tornado air quality is dangerous
  • Change of clothes per person in a dry bag
  • Basic tools: Leatherman multi-tool, duct tape, rope/paracord

Children & Pets

  • Comfort items (small, familiar: stuffed animal, book)
  • Activity to reduce panic for young children
  • Pet supplies: food, water, carrier, vaccination records in waterproof bag
  • Pet first aid kit or add pet supplies to the SurviveX kit

How Much Space Do You Need?

A well-stocked 3-person shelter kit fits in two stackable 5-gallon buckets plus a wall-mounted first aid kit. Keep the SurviveX Waterproof Kit mounted at eye level — accessible in the dark. Store water pouches flat under seating. Rotate food and water annually.

What to Buy First (Priority Order)

  1. SurviveX Large Waterproof First Aid Kit — most critical, most often missing
  2. NOAA weather radio — so you know when to get in the shelter
  3. Water (3-day supply per person)
  4. Headlamps + spare batteries
  5. Emergency food bars
  6. Waterproof document pouch

Kay, Founder of Home Defend Pro. We sell EF5-rated underground concrete storm shelters delivered to your driveway from $4,250. Get an instant quote →

Frequently Asked Questions

What should I put in my storm shelter?

The essentials: a waterproof first aid kit (SurviveX Large Waterproof is the top pick), water (1 gallon/person/day for 3 days), emergency food, LED headlamps, NOAA weather radio, emergency blankets, and a waterproof pouch for IDs and insurance documents.

How much water do I need in my storm shelter?

FEMA recommends 1 gallon per person per day minimum, for at least 3 days. For a family of 4, that's 12 gallons. Water pouches with 5-year shelf life stack flat and are the most efficient storage format for underground shelters.

What first aid kit is best for a storm shelter?

The SurviveX Large Waterproof First Aid Kit ($150.99) is the best pick for storm shelter storage. It's fully sealed against moisture, has 250+ components including wound closure strips and trauma bandages, and is FSA/HSA eligible.

How often should I rotate storm shelter supplies?

Rotate food and water annually. Check medications quarterly. Inspect the first aid kit once a year — replace any expired items (antiseptic wipes and wound closure strips degrade over time). April (before tornado season) is the best time to restock.

Do I need a NOAA weather radio in my storm shelter?

Yes. A battery or hand-crank NOAA weather radio is essential — it receives alerts even when cell towers are down during a storm. Place it in the shelter so you can monitor conditions while sheltered.

What is the best size storm shelter for a family of 4?

A 6x8 ft underground concrete shelter comfortably fits 4-6 adults and their supplies. HomeDefendPro sells a single-unit underground concrete shelter starting at $4,250, delivered and installed in the Midwest and South.