Thunderbolt Peak is a peak in the Palisades group located in the Sierra Nevada of California. It rises to 14,009 feet and could be considered the thirteenth-highest peak in the state, but since the peak has less than 300 feet of prominence it is usually considered a subsidiary peak of North Palisade. But if it is considered a separate mountain peak, Thunderb…Thunderbolt Peak is a peak in the Palisades group located in the Sierra Nevada of California. It rises to 14,009 feet and could be considered the thirteenth-highest peak in the state, but since the peak has less than 300 feet of prominence it is usually considered a subsidiary peak of North Palisade. But if it is considered a separate mountain peak, Thunderbolt Peak is the northernmost fourteener in the Sierra Nevada.