National Weather Service United States Department of Commerce

Winter Storm Impacts This Morning

Snowfall winds down this morning as the winter storm system continues to shift out of the area. Combination of blustery winds with areas of blowing and drifting snow and below zero wind chills are expected to create hazardous travel conditions. Read More >

Weather Related Message Codes

The following messages are always alerted on a NWR Transmitter if they apply to any part of its coverage area:

MESSAGE EVENT CODE

  • Tornado Warning: TOR
  • Severe Thunderstorm Warning: SVR
  • Flash Flood Warning: FFW
  • Tornado Watch: TOA
  • Severe Thunderstorm: Watch SVA
  • Hurricane Watch: HUA
  • Hurricane Warning: HUW
  • National Emergency: EAN 2.

The following messages are sometimes alerted if they apply to the coverage area of the transmitter, depending on the circumstances and the area of the country.

MESSAGE EVENT CODE

  • Flash Flood Watch: FFA
  • Winter Storm Warning: WSW
  • High Wind Warning: HWW
  • Tsunami Watch: TSA
  • Tsunami Warning: TSW
  • River Flood Watch: FLA
  • River Flood Warning: FLW
  • Special Marine Warnings: --none-- Local non-weather emergencies CEM