DQRID : D140822.13
Start DateStart TimeEnd DateEnd Time
01/10/2006000001/07/20072359
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Subject:
NIM/MERGESONDE/M1 - Suspect rh_scaled values
DataStreams:nimmergesonde2maceM1.c1, nimmergesonde1maceM1.c1
Description:
MERGESONDE sometimes uses bad or questionable precipitable water vapor data to scale the 
relative humidity profiles provided by the rh_scaled field. In addition, this bad input 
data is not properly indicated by the vapor_source or qc_rh_scaled fields. This problem 
appears to typically occur when there is moisture impacting the microwave radiometer causing 
large spikes in brightness temperatures. During these periods the rh_scaled values are 
often saturated at 101% for much of the profile. 

A new version of the MERGESONDE VAP has corrected this problem, and these data will 
eventually be corrected by a reprocessing task.
Suggestions: 
null
Measurements:nimmergesonde1maceM1.c1:
  • Scaled final corrected ambient relative humidity(rh_scaled)
  • Source of the MWR Data used to Produce Scaled RH Field(vapor_source)
more
nimmergesonde2maceM1.c1:
  • Scaled final corrected ambient relative humidity(rh_scaled)
  • Source of the MWR Data used to Produce Scaled RH Field(vapor_source)
more

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