Seek the Peak!
Join us for 22nd STP - Mount Washington Adventure Expo on July 15-16, 2022. Raise Funds. Earn Gear. Support the Obs. Celebrate with your White Mountains outdoor community.Register Today - Earn Prizes!
Science in the Mountains
Join Mount Washington Observatory staff each month as we bring experts from across the fields of weather, climate and beyond to the comfort of your home screen.Register Today!
Become a Member
Mount Washington Observatory is a member-supported nonprofit institution. Any donation makes you a member, providing vital support for our mountaintop weather station, essential climate data, and forecasts.Join Today