![]() ![]() That's because snow and/or blowing snow must reduce visibility to a quarter-mile or less for at least three hours in combination with sustained winds or frequent gusts of at least 35 mph. (NOAA)īlizzard warnings require a specific visibility and wind threshold to be met: These are more rarely issued than winter storm warnings. Winter storm watches are in dark blue (over the Northeast), winter storm warnings are in pink, winter weather advisories are in light purple, ice storm warnings are in dark purple (over West Virginia) and blizzard warnings are in red (New Mexico). Winter weather advisories are issued for events that are more of a nuisance, but still hazardous: Snow, sleet or freezing rain in this type of alert is likely cause significant inconvenience such as poor travel conditions, but is not serious enough to reach warning level.Īn example of winter weather alerts from National Weather Service on Feb. This situation sometimes includes strong winds. It simply means the hazardous conditions are possible, but not guaranteed.Ī winter storm warning means significant, high-impact winter weather is imminent or ongoing: This could be in the form of snow or a mix of snow, sleet and freezing rain. Keep in mind the criteria for each of these depends on where you live.Ī winter storm watch means get ready: These are issued when significant winter weather in the form of snow, ice and sometimes strong winds are possible in your area within 48 hours. The National Weather Service (NWS) issues a variety of watches, warnings and advisories, but below we have some of the key ones we see each winter. ![]() (MORE: Recent Strong El Niños Show Variety Of Outcomes Possible This Winter ) 1. Here are five things you need to know about winter storms to be prepared. Winter storms will become more frequent in the coming weeks and months, so it's important to refresh your memory on topics ranging from what different alerts mean to what you should know about forecasts, some sneaky hazards we see and steps you can take to be ready. Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. ![]()
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