-------- Original Message --------
The NOAA National Weather Service MicroART upper air system at Topeka,
Kansas (WMO# 72456), was decommissioned on March 27, 2009, and
installation of the new Radiosonde Replacement System (RRS) began.
Beginning April 6, 2009, upper air observations were issued using the
RRS and GPS Mark IIA Sippican radiosondes.
Please update your databases.
Questions on this change should be directed to: Kevin Schrab, NWS HQ, at
Kevin.Schrab@xxxxxxxx <mailto:Jim.osullivan@xxxxxxxx>