Cloud Tops
Lightning
Strike location is an estimate of its center. Lightning strikes display as a lightning bolt.
Center Weather Advisory
These advisories communicate en route and terminal weather conditions expected to
occur within the next two hours. Information is valid for up to 2 hours.
190-02488-01 Rev. B
Indicates the altitude of the highest
visible portions of a cloud at the
time of forecast.
Cloud top data is generated by a
computer model and has limited
accuracy compared to actual
conditions.
Pilot's Guide
Hazard Awareness
5-17