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Specific Area Message Encoding (SAME) is a protocol used for framing and classification of broadcasting emergency warning messages. It was developed by the United States National Weather Service for use on its NOAA Weather Radio (NWR) network, and was later adopted by the Federal Communications Commission for the Emergency Alert System, then subsequently by Environment Canada for use on its ...
The office schedules a required weekly test of the Specific Area Message Encoding system for public alert dissemination on all ten NOAA Weather Radio transmitters in the region each Wednesday at 11:00 a.m. and 7:00 p.m. Central Time; exceptions exist if there is a threat of severe weather that day within the listening area of any or all of the ...
Local Weather Forecast Offices (WFO) of the National Weather Service may issue a Special Weather Statement to alert of a specified hazard that is approaching or below warning or advisory criteria, that does not have a specific alert product code of their own (such as for widespread funnel clouds with limited to no threat of complete tornadogenesis, the likelihood of landspouts, or strong ...
In January 2010, the first live code testing of the EAS was conducted in Alaska. The first ever nationwide test of the system took place on November 9, 2011. In September 2010, FEMA announced IPAWS would be utilizing Open Platform for Emergency Networks (OPEN) to move standards-based alert and information messages between alert and warning systems.
Significant weather advisory SPS (alt.: significant weather alert) – A strong thunderstorm below severe criteria, containing small hail below 1 inch (2.5 cm) diameter, and/or strong winds of 39–57 miles per hour (63–92 km/h), is indicated by Doppler weather radar and may create some adverse impacts on travel.
They are not relayed on the NOAA Weather Radio (NOAA/NWS) network as it is an initiation-only network and does not receive messages from the PEP network. [71] [72] The national test would transmit and relay an Emergency Action Notification on November 9, 2011 at 2:00 p.m. EST. [73] [74]
See Severe weather terminology (United States) and/or Severe weather terminology (Canada) for comprehensive articles concerning specific nations' warnings, watches, advisories and related terms. Pages in category "Weather warnings and advisories"
The office schedules a required weekly test of the Specific Area Message Encoding system for public alert dissemination on all thirteen NOAA Weather Radio transmitters in the region each Wednesday between 10:00 a.m. and 12:00 p.m. and between 6:00 p.m. and 8:00 p.m. (all times Central); exceptions exist if there is a threat of severe weather ...