Mount Washington, New Hampshire has some of the most severe weather outside of the Arctic regions. This excellent web page has a tremendous amount of data about the summit and its weather, including webcams and current weather conditions. Read more about this quote at the page:
Quote: During a wild April storm in 1934, a wind gust of 231 miles per hour (372 kilometers per hour) pushed across the summit of Mount Washington. This wind speed still stands as the all-time surface wind speed record. Below are excerpts from then-observer Alex MacKenzie's book The Way It Was which accounts in detail the experience of documenting and living to tell the tale of a 231 mph wind.