A frostbite warning system for monitoring conditions adjacent a portion of a user, including an article of clothing that is configured to be disposed on the portion of the user's body, a temperature sensor that is configured to detect a temperature within the article of clothing and produce a first input signal that is indicative of the temperature within the article of clothing, a processor configured to receive the first input signal, compare the temperature in the article of clothing to a threshold temperature at which a first warning signal is produced, and produce the first warning signal when the temperature within the article of clothing is equal to or less than the threshold temperature.