> For the complete documentation index, see [llms.txt](https://skymerse.gitbook.io/notamify-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://skymerse.gitbook.io/notamify-api/notam-watcher.md).

# NOTAM Watcher

- [NOTAM Watcher API](https://skymerse.gitbook.io/notamify-api/notam-watcher/notam-watcher-api.md)
- [Creating Listeners](https://skymerse.gitbook.io/notamify-api/notam-watcher/creating-listeners.md): Create Notamify Watcher listeners that deliver matching NOTAM interpretations to a webhook or email recipients.
- [applies\_to Filters](https://skymerse.gitbook.io/notamify-api/notam-watcher/creating-listeners/applies-to-filters.md): Narrow affected-element matches by aircraft or operational scope.
- [Watcher Time Window Filters](https://skymerse.gitbook.io/notamify-api/notam-watcher/creating-listeners/watcher-time-window-filters.md): Use Watcher time window filters to receive only NOTAMs that apply during the dates, days, or UTC hours you care about.
- [Watcher API Webhook messages](https://skymerse.gitbook.io/notamify-api/notam-watcher/watcher-api-webhook-messages.md)
- [Watcher NOTAM Lifecycle](https://skymerse.gitbook.io/notamify-api/notam-watcher/watcher-notam-lifecycle.md): Enable cancellation and replacement follow-ups for NOTAMs already delivered by a Watcher listener.
- [Webhook Security](https://skymerse.gitbook.io/notamify-api/notam-watcher/webhook-security.md): This guide explains how webhook signing works, how to verify requests, and how to manage secrets.