688  
TCPZ21 KNHC 232146  
STDEP1  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2145 UTC SUN JUL 23 2017  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
FERNANDA [06E] 23/1800 UTC 20N 151W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 20MM AT 20N 153W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 0MM AT 20N 153W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
154W-153W 153W-152W 152W-151W 151W-150W 150W-149W 149W-148W  
22N-23N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
21N-22N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
20N-21N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
19N-20N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
18N-19N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
17N-18N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0   
...............................................................
 
 
RAINFALL ESTIMATED BY SATELLITE VIA NRL-BLEND...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 0MM AT 0N 0W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 0MM AT 0N 0W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
154W-153W 153W-152W 152W-151W 151W-150W 150W-149W 149W-148W  
22N-23N 999-999 999-999 999-999 999-999 999-999 999-999  
21N-22N 999-999 999-999 999-999 999-999 999-999 999-999  
20N-21N 999-999 999-999 999-999 999-999 999-999 999-999  
19N-20N 999-999 999-999 999-999 999-999 999-999 999-999  
18N-19N 999-999 999-999 999-999 999-999 999-999 999-999  
17N-18N 999-999 999-999 999-999 999-999 999-999 999-999   
...............................................................
 
 
RAINFALL ESTIMATED FROM 12 UTC 23 JUL GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 20MM AT 23N 149W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 10MM AT 23N 149W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
154W-153W 153W-152W 152W-151W 151W-150W 150W-149W 149W-148W  
22N-23N 0- 0 0- 0 0- 0 0- 0 0- 10 0- 10  
21N-22N 0- 0 0- 0 0- 0 0- 0 0- 10 0- 0  
20N-21N 0- 0 0- 0 0- 0 0- 0 0- 10 0- 0  
19N-20N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
18N-19N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
17N-18N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0   
...............................................................
 
 
DIFFERENCES BETWEEN THE SATELLITE AND MODEL-DERIVED RAINFALL  
ESTIMATES INDICATE UNCERTAINTY IN THE AMOUNT OF RAIN RECEIVED  
 
RAINFALL MAY BE UNDERESTIMATED ON THE WINDWARD SIDE OF TERRAIN  
 
PLEASE SEE THE LATEST TROPICAL CYCLONE PUBLIC ADVISORY FOR THE  
OFFICIAL RAINFALL FORECAST FOR TROPICAL CYCLONES  
 
FOR ADDITIONAL INFORMATION PLEASE VISIT  
HTTP://WWW.HURRICANES.GOV/MARINE/RAINFALL  
 
FORECASTER TAFB  
 

 
 
 
 
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