Winter Storm Watch
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- This product is issued by the National Weather Service when there is a potential for heavy snow or significant ice accumulations, usually at least 24 to 36 hours in advance. The criteria for this watch can vary from place to place.
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, Watch Box, Watch Cancellation, Watch Status Reports