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- A watch is used when the risk of a hazardous weather or hydrologic event has increased significantly, but its occurrence, location, and/or timing is still uncertain. It is intended to provide enough lead time so that those who need to set their plans in motion can do so.
NOAA National Weather Service - Cite This Source - This Definition
- Blue Watch or Blue Box, Enhanced Wording, Red Watch or Red Box, SEL, Severe Thunderstorm Watch, Tornado Watch, Watch Box, Watch Cancellation, Watch Status Reports, Winter Storm Watch