loop
CONT SSUM RELH 1000 RELH 850
CONT SSUM RELH 700
CONT SSUM RELH 500
SDVC 0004 CI10 CLRD
CONT SSUM RELH 1000 RELH 850
CONT SSUM RELH 700
CONT SSUM RELH 500
SDVC 0004 GRTN 0069 CI10 CLR3&
TXT4 1000-500 LAYER MEAN RELATIVE HUMIDITY -
ENDL