977  
TCPZ21 KNHC 181546  
STDEP1  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1545 UTC WED NOV 18 2020  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
TROPICAL STORM POLO [21E] 18/1200 UTC 16N 115W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 12-12 UTC- 100MM AT 13N 119W  
6-HR RAINFALL MAXIMUM FROM 06-12 UTC- 20MM AT 13N 119W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 06-12 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
118W-117W 117W-116W 116W-115W 115W-114W 114W-113W 113W-112W  
18N-19N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
17N-18N 0- 0 0- 10 0- 0 0- 0 0- 0 0- 0  
16N-17N 0- 10 0- 0 0- 0 0- 0 0- 0 0- 0  
15N-16N 0- 10 0- 0 0- 0 0- 0 0- 0 0- 0  
14N-15N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
13N-14N 0- 20 0- 10 0- 0 0- 0 0- 0 0- 0   
...............................................................
 
 
RAINFALL ESTIMATED BY SATELLITE VIA NRL-BLEND...  
24-HR RAINFALL MAXIMUM FROM 12-12 UTC- 0MM AT 0N 0W  
6-HR RAINFALL MAXIMUM FROM 06-12 UTC- 0MM AT 0N 0W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 06-12 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
118W-117W 117W-116W 116W-115W 115W-114W 114W-113W 113W-112W  
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  
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   
...............................................................
 
 
RAINFALL ESTIMATED FROM 06 UTC 18 NOV GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 12-12 UTC- 260MM AT 15N 116W  
6-HR RAINFALL MAXIMUM FROM 06-12 UTC- 50MM AT 15N 116W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 06-12 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
118W-117W 117W-116W 116W-115W 115W-114W 114W-113W 113W-112W  
18N-19N 0- 0 0- 0 0- 0 0- 10 0- 0 0- 10  
17N-18N 0- 0 0- 0 0- 0 10- 10 0- 10 0- 0  
16N-17N 0- 0 0- 10 0- 0 0- 0 0- 0 0- 0  
15N-16N 0- 0 0- 10 10- 20 0- 40 0- 0 0- 0  
14N-15N 0- 0 0- 10 10- 50 0- 50 0- 0 0- 0  
13N-14N 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  
 
NOTICE: THIS PRODUCT IS BEING CONSIDERED FOR DISCONTINUANCE.  
IF THIS PRODUCT IS USEFUL FOR YOU, PLEASE SEND COMMENTS BY  
EMAIL TO TROPICAL.PROGRAM@NOAA.GOV BY NOVEMBER 23RD, 2020.  
 
FORECASTER TAFB  
 

 
 
 
 
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