Agency
NWS
Refresh cadence
every 15 min
Last successful sync
Pending first sync
Pipelines
sigmet
Category
Weather
About this dataset
Hazards advisory covering severe icing, severe turbulence, dust storms, sandstorms, volcanic ash and convective activity. Geometry polygons + altitude bands + validity windows. Renders SIGMET overlays on the planning map and feeds the hazard avoidance tool.
Where you'll see it in AeroCopilot
Upstream publisher
aviationweather.gov/data/api/AeroCopilot is the canonical pipeline for this dataset inside the product. The link above goes to the upstream publisher for full documentation and data licensing.