Delete Alarm on Watch series 8 using iOS 10.0.1

Hey there porkypiglet,

Thanks for reaching out to the Apple Support Communities.

For steps on how to delete an alarm on your Apple Watch, check out this link here: Add an alarm on Apple Watch - Apple Support

Delete an alarm

1. Open the Alarms app  on your Apple Watch.

2. Tap the alarm in the list.

3. Scroll to the bottom, then tap Delete.

We hope that's able to help.

Take care!