819  
WTPZ35 KNHC 272348  
TCPEP5  
 
BULLETIN  
TROPICAL STORM SELMA INTERMEDIATE ADVISORY NUMBER 3A  
NWS NATIONAL HURRICANE CENTER MIAMI FL EP202017  
700 PM CDT FRI OCT 27 2017  
 
...SELMA HOLDING STEADY IN STRENGTH WHILE MOVING CLOSER TO THE  
COAST OF EL SALVADOR...  
 
SUMMARY OF 700 PM CDT...0000 UTC...INFORMATION  
----------------------------------------------  
LOCATION...12.0N 89.3W  
ABOUT 120 MI...190 KM S OF SAN SALVADOR EL SALVADOR  
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H  
PRESENT MOVEMENT...N OR 350 DEGREES AT 7 MPH...11 KM/H  
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES  
 
WATCHES AND WARNINGS  
--------------------  
CHANGES WITH THIS ADVISORY:  
 
NONE.  
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:  
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...  
* ENTIRE COAST OF EL SALVADOR  
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...  
* PACIFIC COAST OF GUATEMALA  
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE  
EXPECTED SOMEWHERE WITHIN THE WARNING AREA, IN THIS CASE WITHIN THE  
NEXT 24 HOURS.  
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE  
POSSIBLE WITHIN THE WATCH AREA, IN THIS CASE WITHIN THE NEXT 24  
HOURS.  
 
INTERESTS IN WESTERN HONDURAS SHOULD MONITOR THE PROGRESS OF SELMA.  
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA, PLEASE MONITOR  
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.  
 
DISCUSSION AND 48-HOUR OUTLOOK  
------------------------------  
AT 700 PM CDT (0000 UTC), THE CENTER OF TROPICAL STORM SELMA WAS  
LOCATED NEAR LATITUDE 12.0 NORTH, LONGITUDE 89.3 WEST. SELMA IS  
MOVING TOWARD THE NORTH NEAR 7 MPH (11 KM/H), AND THAT GENERAL  
MOTION IS EXPECTED DURING THE NEXT DAY OR SO. ON THE FORECAST  
TRACK, THE CENTER OF SELMA IS FORECAST TO MAKE LANDFALL ALONG THE  
COAST OF EL SALVADOR OR GUATEMALA ON SATURDAY.  
 
MAXIMUM SUSTAINED WINDS REMAIN NEAR 40 MPH (65 KM/H) WITH HIGHER  
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST BEFORE SELMA REACHES  
THE COAST OF CENTRAL AMERICA. RAPID WEAKENING IS FORECAST AFTER  
LANDFALL, AND SELMA IS EXPECTED TO DISSIPATE OVER THE MOUNTAINS OF  
CENTRAL AMERICA SATURDAY NIGHT OR EARLY SUNDAY.  
 
TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 45 MILES (75 KM)  
FROM THE CENTER.  
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 MB (29.68 INCHES).  
 
HAZARDS AFFECTING LAND  
----------------------  
RAINFALL: SELMA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF  
3 TO 6 INCHES OVER EL SALVADOR, SOUTHERN GUATEMALA, SOUTHERN  
HONDURAS AND FAR WESTERN NICARAGUA OVER THE NEXT COUPLE OF DAYS.  
ISOLATED MAXIMUM AMOUNTS OF 10 INCHES ARE POSSIBLE IN EL SALVADOR  
AND SOUTHERN GUATEMALA. THIS RAINFALL COULD CAUSE LIFE-THREATENING  
FLASH FLOODS AND MUDSLIDES.  
 
WIND: TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE  
COAST WITHIN THE WARNING AREA BY EARLY SATURDAY, MAKING OUTSIDE  
PREPARATIONS DIFFICULT OR DANGEROUS. TROPICAL STORM CONDITIONS  
ARE POSSIBLE WITHIN THE WATCH AREA BY EARLY SATURDAY.  
 
SURF: SWELLS GENERATED BY SELMA ARE BEGINNING TO AFFECT PORTIONS  
OF THE COASTS OF NICARAGUA, HONDURAS, EL SALVADOR AND GUATEMALA.  
THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP  
CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL  
WEATHER OFFICE.  
 
NEXT ADVISORY  
-------------  
NEXT COMPLETE ADVISORY AT 1000 PM CDT.  
 

 
FORECASTER CANGIALOSI  
 
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