115  
TCPZ22 KNHC 242146  
STDEP2  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2145 UTC THU SEP 24 2020  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
TROPICAL STORM LOWELL [17E] 24/1800 UTC 22N 125W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 20MM AT 19N 124W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 0MM AT 19N 124W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
128W-127W 127W-126W 126W-125W 125W-124W 124W-123W 123W-122W  
24N-25N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
23N-24N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
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   
...............................................................
 
 
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......................   
...
 
128W-127W 127W-126W 126W-125W 125W-124W 124W-123W 123W-122W  
24N-25N 999-999 999-999 999-999 999-999 999-999 999-999  
23N-24N 999-999 999-999 999-999 999-999 999-999 999-999  
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   
...............................................................
 
 
RAINFALL ESTIMATED FROM 12 UTC 24 SEP GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 180MM AT 22N 126W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 30MM AT 22N 124W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
128W-127W 127W-126W 126W-125W 125W-124W 124W-123W 123W-122W  
24N-25N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
23N-24N 0- 0 0- 0 0- 0 0- 10 0- 0 0- 0  
22N-23N 0- 0 0- 0 0- 10 10- 20 20- 20 0- 30  
21N-22N 0- 0 0- 0 10- 10 0- 10 10- 30 10- 20  
20N-21N 0- 0 0- 0 0- 10 0- 10 0- 0 0- 10  
19N-20N 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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