687  
TCPZ25 KNHC 232146  
STDEP5  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2145 UTC SUN JUL 23 2017  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
TROPICAL STORM IRWIN [10E] 23/1800 UTC 15N 116W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 130MM AT 13N 119W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 30MM AT 13N 119W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
17N-18N 0- 0 0- 0 0- 10 0- 0 0- 0 0- 0  
16N-17N 0- 0 0- 10 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- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
13N-14N 0- 20 0- 20 0- 10 0- 0 0- 0 0- 0  
12N-13N 10- 30 10- 30 0- 10 0- 20 10- 30 0- 20   
...............................................................
 
 
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......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
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  
12N-13N 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- 90MM AT 15N 116W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 30MM AT 15N 115W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
119W-118W 118W-117W 117W-116W 116W-115W 115W-114W 114W-113W  
17N-18N 0- 0 0- 0 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- 20 0- 10 0- 0 0- 10 0- 30 0- 0  
14N-15N 0- 10 0- 20 0- 20 0- 20 0- 10 0- 0  
13N-14N 0- 0 0- 0 0- 0 0- 0 0- 0 10- 10  
12N-13N 0- 0 0- 0 0- 0 0- 0 0- 20 10- 20   
...............................................................
 
 
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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