Weather radios can be small portable radios, or larger home units. There are dedicated weather radios, dual-purpose AM/FM/weather radios, and weather radios built into other devices (police scanners, walkie-talkies, multi-function emergency radios).
Dedicated radios cost from $20 to $50 and up. Brands include Sangean, First Alert, Oregon Scientific, Eton, Reecom and Midland. Some of the information in this article is based on user reviews on the Amazon.com website.