Why does lightning sometimes hit the ground and other times go from cloud to cloud?

Answered by Travis Wyatt, National Weather Service, Pocatello Office All lightning comes from thunderstorms. When a thunderstorm develops, electrical charges (either positive or negative) within the cloud separate. This creates two different electric fields between the top of the cloud and the base of the cloud. When these electric fields build up enough, there is…

What does an strong El Niño winter mean for Idaho?

Answered by Mike Huston, Meteorologist, National Weather Service Unusually warm sea surface temperatures across the tropical Pacific continue to support El Niño conditions and forecasters at the Climate Prediction Center unanimously favor the development of a “strong” El Niño which is expected to persist through the winter and gradually weaken during the spring of 2016. Across the United States, temperature and precipitation impacts…