AWIPS CHANGE NOTICE NO. 0304A
                 EFFECTIVE DATE:  MAY 30, 2000

(DRG2502) ON THE ABOVE EFFECTIVE DATE, THE FOLLOWING NEW MRF-BASED 
MOS GUIDANCE PRODUCTS WILL BE ADDED TO THE AWIPS/NOAAPORT
DATASTREAM.  THE MRF-BASED MOS GUIDANCE WILL GO OUT TO 192 HOURS
FOR TEMPERATURE, DEW POINT, AND MAX/MIN TEMPERATURE FOR OVER 1000
SITES; AND MORE ELEMENTS WILL BE ADDED OVER THE NEXT FEW MONTHS. 

MARY ERICKSON, (301) 763-8151, IS THE COGNIZANT TECHNICAL
INDIVIDUAL.  ANTHONY ROBINSON, (301) 713-1373, EXTENSION 110, IS
THE DRG FOCAL POINT FOR THIS ITEM.

THE FOLLOWING PRODUCTS WILL BE ADDED TO THE AWIPS/NOAAPORT
DATASTREAM:

AWIPS ID    WMO HEADER
--------    ----------

MEXPA0      FEPA20 KWNO
MEXNE1      FEUS21 KWNO
MEXSE1      FEUS22 KWNO
MEXNC1      FEUS23 KWNO
MEXSC1      FEUS24 KWNO
MEXRM1      FEUS25 KWNO
MEXWC1      FEUS26 KWNO
MEXAJK      FEAK37 KWNO
MEXAFC      FEAK38 KWNO
MEXAFG      FEAK39 KWNO

LLOYD E. IRVIN, CHIEF, GRAPHICS & DISPLAY SECTION