NOUS41 KWBC 133136  



Technical Implementation Notice 13-2

National Weather Service Headquarters Washington DC

925 AM EST Thu Jan 3 on or about March 1, 20131 2013


TO:      Subscribers:

          -Family of Services

          -NOAA Weather Wire Service

          -Emergency Managers Weather Information Network


          Other NWS Partners and Employees


FROM:     Neal DiPasquale   

          Director, Field Systems Operations Center

          Office of Operational Systems


SUBJECT:  2013 Dates for five National Weather Service (NWS)

          Upper air Stations to begin use of the RS92-NGP

          Radiosonde with the Radiosonde Replacement

          Systems (RRS) on or about March 1, 2013.


Five Upper Air (UA) sites are scheduled to transition from the

GPS Lockheed Martin Mark IIA radiosonde to the GPS Vaisala

RS-92 radiosonde on or about March 1, 2013.




Morehead City  72305        KMHX

Santa Teresa   72364        KEPZ

San Juan       78526        TJSJ

Gaylord        72634        KAPX

Medford        72597            KMFR


No missed observations are expected to occur during the

equipment transition. The WMO Radiosonde Identification

Code for the Vaisala RS92-NGP is 52.


If you have any questions regarding the change, contact:


Sterling Field Support Center  

NWS Office of Operational Systems



National Technical Implementation Notices are online at: