Agency
NWS
Update cadence
Every 6 hours
Category
Safety
What we ingest
Mountain-obscuration polygons + validity windows.
Where this feed reaches
A region on this list means we fetch it. It is not a promise of station density: a listed region can still have sparse or no reporting sites near a given airport. Where a feed does not reach a region at all, this page says so instead of showing an empty panel.
- Continental United States
How AeroCopilot uses it
AI Copilot warns when route crosses obscured terrain.
Powers these features
The product surfaces below depend on this feed.
AI CopilotMap hazards layer
Upstream source: https://aviationweather.gov/data/api/
Cite this
PermalinkAeroCopilot — Mountain Obscuration Forecast. Data: NWS (https://aviationweather.gov/data/api/). https://www.aerocopilot.ai/data-sources/mountain-obscuration.
Try the AI Copilot with this data
The Copilot has live access to Mountain Obscuration Forecast during every conversation.