National Weather Service United States Department of Commerce

National Weather Service Marine Products via USCG MF Voice

  • 2182   kHz Calling/Announcement frequency
  • 2670   kHz Broadcast frequency

The USCG terminated MF services on 2182/2187.5/2670 KHz including WX broadcasts Aug 01, 2013
Click HERE for further information.

In the state of Alaska, medium frequency voice broadcasts, are performed from National Weather Service Forecast Offices on a MF/HF frequency of 4125 kHz .