543  
TCPZ22 KNHC 221546  
STDEP2  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
1545 UTC TUE SEP 22 2020  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
TROPICAL STORM LOWELL [17E] 22/1200 UTC 18N 116W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 12-12 UTC- 20MM AT 17N 117W  
6-HR RAINFALL MAXIMUM FROM 06-12 UTC- 10MM AT 17N 117W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 06-12 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
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  
16N-17N 0- 0 0- 10 0- 10 0- 0 0- 0 0- 0  
15N-16N 0- 0 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......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
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  
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   
...............................................................
 
 
RAINFALL ESTIMATED FROM 06 UTC 22 SEP GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 12-12 UTC- 480MM AT 18N 115W  
6-HR RAINFALL MAXIMUM FROM 06-12 UTC- 80MM AT 18N 115W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 06-12 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
20N-21N 0- 0 10- 10 0- 0 0- 0 0- 0 0- 0  
19N-20N 0- 0 0- 10 0- 0 0- 0 0- 0 0- 0  
18N-19N 0- 0 0- 10 0- 0 0- 0 0- 20 0- 0  
17N-18N 0- 0 10- 20 10- 20 10- 40 30- 80 0- 30  
16N-17N 0- 10 10- 10 10- 40 40- 70 30- 70 0- 30  
15N-16N 0- 10 0- 10 0- 20 0- 10 10- 20 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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