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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
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Mount Weather is a real mountain in Virginia, best known for housing a massive underground emergency operations centre. The facility, often called the Mount Weather bunker, serves as a continuity-of-government site for the United States, not a Canadian installation.
What is the Mount Weather bunker and where is it located?
Mount Weather is a peak in the Blue Ridge Mountains of Virginia, about 75 kilometres west of Washington, D.C. The underground city beneath it, officially the Mount Weather Emergency Operations Centre, was built during the Cold War to shelter key U.S. officials in a crisis. The bunker entrance is concealed within the mountain, and the facility extends several hundred feet deep—exact depth remains classified. It has been referenced in popular culture, including the TV series The 100, which fictionalized it as a post-apocalyptic shelter.
How deep is Mount Weather and what is inside?
While precise figures are not public, estimates suggest the Mount Weather bunker sits roughly 200 to 300 metres below the surface. Inside, the facility includes dormitories, offices, a hospital, a power plant, and water reservoirs—essentially a self-contained underground city. The site is operated by the U.S. Federal Emergency Management Agency (FEMA) and is not open to the public. For Canadians, it remains a point of curiosity rather than a local concern, though it has appeared in movies and shows as a symbol of government preparedness.
Is Mount Weather open to the public?
No, the Mount Weather bunker is a secure government facility with no public access. The mountain itself is on private or restricted land, and tours are not available.
Has Mount Weather been used in real emergencies?
Yes, the facility has been activated during drills and real events, including the September 11, 2001 attacks, when key U.S. officials were relocated there as a precaution.
Is there a Mount Weather movie or TV show?
The bunker is a central setting in the TV series The 100, which portrays it as a post-apocalyptic shelter. It has also been featured in documentaries and films about Cold War infrastructure.
Sources
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