Astraphobia, also called astrapophobia, brontophobia, keraunophobia, or tonitrophobia, is a fear of thunder and lightning. It is a type of specific phobia. Both humans and animals can have this type of phobia.
A person with astraphobia often feels fear during a thunderstorm even if there is a low chance that they will be hurt during the storm. They will sometimes look for better shelter during the storm. They might hide under a bed, under blankets, in a closet, in a basement, or anywhere else where they feel safe. A sign that a person has astraphobia is if they are very interested in weather forecasts. A person with astraphobia will want to hear news of storms that are coming by watching the weather on television or watching the storms on the internet.