During a recent ice storm, we lost power. Modern telephones with answering machines and wireless handsets require the power to be on in order for them to work. Fortunately, I could call the electric company because I had an old phone that works just off the phone line.
Many people today are canceling their landline service and using cell phones only. However, cell phone reception can be negatively impacted by bad weather. Additionally, mobile phone batteries go dead.
Therefore, I highly recommend purchasing an old-fashioned phone that does not need to be plugged into an electrical outlet. Look what Amazon.com has to offer: