No snow in the winters here, so it's easier now.
At home:
Bottled water - canned food - peanut butter - chocolate

propane stove - bottled propane - crank flashlights - battery powered radio
candles - oil lamps - matches / lighters
In the car:
Rotated once a week - Bottled water - granola bars - chocolate - peanut butter

Blankets - jacket - rain jacket & boots - socks - work gloves - mittens - cap - kleenix (dual purpose

)
crank flashlight - battery charger w/ air compressor - battery powered radio
matches / lighter - flares - candles