821  
TCPZ23 KNHC 202146  
STDEP3  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2145 UTC THU JUL 20 2017  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
EIGHT [08E] 20/1800 UTC 14N 124W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 130MM AT 15N 125W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 30MM AT 15N 125W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
127W-126W 126W-125W 125W-124W 124W-123W 123W-122W 122W-121W  
16N-17N 0- 30 0- 20 0- 10 0- 10 0- 0 0- 0  
15N-16N 0- 0 0- 30 0- 30 0- 10 0- 0 0- 0  
14N-15N 0- 10 0- 10 0- 10 0- 0 0- 0 0- 0  
13N-14N 0- 20 0- 10 0- 10 0- 10 0- 10 0- 0  
12N-13N 0- 0 0- 10 0- 10 0- 10 0- 10 0- 10  
11N-12N 0- 0 0- 0 0- 0 0- 10 0- 10 0- 10   
...............................................................
 
 
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......................   
...
 
127W-126W 126W-125W 125W-124W 124W-123W 123W-122W 122W-121W  
16N-17N 999-999 999-999 999-999 999-999 999-999 999-999  
15N-16N 999-999 999-999 999-999 999-999 999-999 999-999  
14N-15N 999-999 999-999 999-999 999-999 999-999 999-999  
13N-14N 999-999 999-999 999-999 999-999 999-999 999-999  
12N-13N 999-999 999-999 999-999 999-999 999-999 999-999  
11N-12N 999-999 999-999 999-999 999-999 999-999 999-999   
...............................................................
 
 
RAINFALL ESTIMATED FROM 12 UTC 20 JUL GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 60MM AT 13N 125W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 30MM AT 13N 124W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
127W-126W 126W-125W 125W-124W 124W-123W 123W-122W 122W-121W  
16N-17N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
15N-16N 0- 0 0- 10 0- 0 0- 0 0- 0 0- 0  
14N-15N 0- 10 0- 10 0- 10 0- 0 0- 10 0- 10  
13N-14N 0- 10 0- 20 10- 30 0- 0 0- 0 0- 0  
12N-13N 0- 10 0- 10 0- 20 0- 10 0- 10 0- 10  
11N-12N 0- 10 0- 10 0- 10 0- 10 0- 10 0- 10   
...............................................................
 
 
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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