344  
TCPA21 KNHC 022145  
STDCP1  
SATELLITE TROPICAL DISTURBANCE RAINFALL ESTIMATES  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2145 UTC TUE OCT 02 2018  
 
SYSTEM NAME DATE/TIME LOCATION  
----------- --------- --------  
HURRICANE WALAKA [01C] 02/1800 UTC 15N 170W  
 
RAINFALL ESTIMATED BY SATELLITE VIA QMORPH...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 0MM AT 17N 169W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 0MM AT 17N 169W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
173W-172W 172W-171W 171W-170W 170W-169W 169W-168W 168W-167W  
17N-18N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
16N-17N 0- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
15N-16N 0- 0 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- 0 0- 0 0- 0 0- 0 0- 0 0- 0  
12N-13N 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......................   
...
 
173W-172W 172W-171W 171W-170W 170W-169W 169W-168W 168W-167W  
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 2 OCT GFS MODEL RUN...  
24-HR RAINFALL MAXIMUM FROM 18-18 UTC- 330MM AT 15N 170W  
6-HR RAINFALL MAXIMUM FROM 12-18 UTC- 250MM AT 15N 170W  
RAINFALL DISTRIBUTION IN MM OVER THE LAST 6 HOURS FROM 12-18 UTC...  
 
LATITUDE............................LONGITUDE......................   
...
 
173W-172W 172W-171W 171W-170W 170W-169W 169W-168W 168W-167W  
17N-18N 0- 0 0- 0 0- 0 0- 10 10- 10 10- 10  
16N-17N 0- 0 0- 0 10- 40 10- 30 0- 10 10- 10  
15N-16N 0- 0 0- 10 30- 60 40- 90 10- 40 10- 10  
14N-15N 0- 0 0- 10 40-100 90-250 20- 70 10- 10  
13N-14N 0- 10 10- 20 20- 70 30-140 10- 30 10- 10  
12N-13N 0- 0 0- 10 10- 30 10- 30 10- 10 10- 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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