235  
WTPZ35 KNHC 271438  
TCPEP5  
 
BULLETIN  
TROPICAL STORM SELMA ADVISORY NUMBER 2  
NWS NATIONAL HURRICANE CENTER MIAMI FL EP202017  
1000 AM CDT FRI OCT 27 2017  
   
..SELMA MOVING NORTHWESTWARD WITH NO CHANGE IN STRENGTH
 
   
..TROPICAL STORM WATCH ISSUED FOR THE COAST OF GUATEMALA
 
 
SUMMARY OF 1000 AM CDT...1500 UTC...INFORMATION  
-----------------------------------------------  
LOCATION...11.1N 89.5W  
ABOUT 180 MI...290 KM S OF SAN SALVADOR EL SALVADOR  
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H  
PRESENT MOVEMENT...NW OR 320 DEGREES AT 5 MPH...7 KM/H  
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES  
 
WATCHES AND WARNINGS  
--------------------  
CHANGES WITH THIS ADVISORY:  
 
THE GOVERNMENT OF GUATEMALA HAS ISSUED A TROPICAL STORM WATCH FOR  
THE PACIFIC COAST OF GUATEMALA.  
 
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 TO 36 HOURS.  
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE  
POSSIBLE WITHIN THE WATCH AREA, IN THIS CASE WITHIN THE NEXT 24  
TO 36 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 1000 AM CDT (1500 UTC), THE CENTER OF TROPICAL STORM SELMA WAS  
LOCATED NEAR LATITUDE 11.1 NORTH, LONGITUDE 89.5 WEST. SELMA IS  
MOVING TOWARD THE NORTHWEST NEAR 5 MPH (7 KM/H) AND THE CYCLONE IS  
EXPECTED TO TURN TOWARD THE NORTH BY EARLY SATURDAY. ON THE  
FORECAST TRACK, THE CENTER OF SELMA WILL APPROACH THE COAST OF EL  
SALVADOR OR GUATEMALA ON SATURDAY.  
 
MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH (65 KM/H) WITH HIGHER GUSTS.  
SLIGHT STRENGTHENING IS FORECAST BEFORE SELMA REACHES THE COAST  
OF CENTRAL AMERICA.  
 
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 FORECAST TO AFFECT PORTIONS  
OF THE COASTS OF NICARAGUA, HONDURAS, EL SALVADOR AND GUATEMALA  
LATER TODAY. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF  
AND RIP CURRENT CONDITIONS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL  
WEATHER OFFICE.  
 
NEXT ADVISORY  
-------------  
NEXT INTERMEDIATE ADVISORY AT 100 PM CDT.  
NEXT COMPLETE ADVISORY AT 400 PM CDT.  
 

 
FORECASTER BROWN  
 
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