Watch: A Watch is issued when the risk of hazardous weather has increased, but its occurrence, location, and/or timing is still uncertain.
Warning: A Warning is issued when hazardous weather is imminent, occurring or has a high probability of occurrence.
Advisory: An Advisory is issued for conditions that are less serious than a warning, may cause significant inconvenience, but could also threaten life and/or property if caution is not exercised.
