describe all types of warning levels
1. Advisory: Advisory warnings alert authorities and the public to the potential of a minor or localized hazard that does not pose an immediate danger.
2. Watch: Watch warnings alert authorities and the public to the potential of a significant hazard that may require proactive action.
3. Warning: Warning warnings alert authorities and the public to a hazardous situation that poses an immediate threat to life and property.
4. Emergency: Emergency warnings alert authorities and the public to an imminent hazard that requires immediate action to protect life and property.