Matches in DBpedia 2014 for { ?s ?p A Blizzard Warning (SAME code: BZW) is an advisory issued by the National Weather Service of the United States which means sustained winds or frequent gusts of 35 mph / 15 m/s or greater with heavy snow is forecast for a period of 3 hours or more. A blizzard tends to reduce visibilities to 1/4 of a mile (400 m) or less. A Severe Blizzard Warning is a variation issued in some cases of winds above 45 mph / 20 m/s and temperatures below 10°F/-12°C. Most local weather offices will activate and broadcast the SAME alarm tone on relevant NOAA Weather Radio stations for both varieties of warning, and many offices will also request activation of the Emergency Alert System.In Canada, the same type of product (Blizzard Warnings) are issued by Environment Canada. These are the main two types of Canadian blizzard warnings as of 2010: National Warning below tree line - when winds are 40 kilometres/hr or greater with widespread reductions in visibility to 400 metres (1/4 mile) or less from blowing snow or blowing snow with falling snow for at least 4 hours. Northern (Arctic) Warning above tree line - same as National Warning but must last for at least 6 hours.The same warnings are issued by Weatheradio Canada and re-issued by media outlets like The Weather Network.. }
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- Blizzard_Warning abstract "A Blizzard Warning (SAME code: BZW) is an advisory issued by the National Weather Service of the United States which means sustained winds or frequent gusts of 35 mph / 15 m/s or greater with heavy snow is forecast for a period of 3 hours or more. A blizzard tends to reduce visibilities to 1/4 of a mile (400 m) or less. A Severe Blizzard Warning is a variation issued in some cases of winds above 45 mph / 20 m/s and temperatures below 10°F/-12°C. Most local weather offices will activate and broadcast the SAME alarm tone on relevant NOAA Weather Radio stations for both varieties of warning, and many offices will also request activation of the Emergency Alert System.In Canada, the same type of product (Blizzard Warnings) are issued by Environment Canada. These are the main two types of Canadian blizzard warnings as of 2010: National Warning below tree line - when winds are 40 kilometres/hr or greater with widespread reductions in visibility to 400 metres (1/4 mile) or less from blowing snow or blowing snow with falling snow for at least 4 hours. Northern (Arctic) Warning above tree line - same as National Warning but must last for at least 6 hours.The same warnings are issued by Weatheradio Canada and re-issued by media outlets like The Weather Network.".