Right this is for all the people that might need it. I dont wish to scaremonger at all but will lots of places being flooded it could be useful to do or have the following.
Move all the stuff you can upstairs.
Likewise with all your valuable.
Get stuff like all together
antibac
loo roll
bucket for anything you need with a lid
food
can opener
candles/torch.light source.
wet wipes
medicines/sanitary towels etc
blanket
Matches but stick in a tub first in case they get wet.
Waterproofs and changes of clothes.
Nappies if needed.
Water
Food
I am sure others will be able to contribute so please do so.