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Tropical Storm NORMAN Public Advisory Number 1

Issued at 800 AM PDT FRI SEP 28 2012

000
WTPZ34 KNHC 281401
TCPEP4
 
BULLETIN
TROPICAL STORM NORMAN ADVISORY NUMBER   1
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP142012
800 AM PDT FRI SEP 28 2012
 
...TROPICAL STORM NORMAN FORMS OFF THE WEST COAST OF MEXICO...
...TROPICAL STORM WARNING ISSUED...
 
 
SUMMARY OF 800 AM PDT...1500 UTC...INFORMATION
----------------------------------------------
LOCATION...22.8N 108.6W
ABOUT 145 MI...230 KM W OF MAZATLAN MEXICO
ABOUT 85 MI...135 KM E OF CABO SAN LUCAS MEXICO
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...N OR 360 DEGREES AT 16 MPH...26 KM/H
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WARNING FOR THE
WEST COAST OF MAINLAND MEXICO FROM LA CRUZ NORTHWARD TO HUATABAMPO.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE WEST COAST OF MAINLAND MEXICO FROM LA CRUZ NORTHWARD TO
HUATABAMPO
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 12 TO 24 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM PDT...1500 UTC...THE CENTER OF TROPICAL STORM NORMAN WAS
LOCATED NEAR LATITUDE 22.8 NORTH...LONGITUDE 108.6 WEST. NORMAN IS
MOVING TOWARD THE NORTH NEAR 16 MPH...26 KM/H...AND A NORTHWARD
MOTION IS EXPECTED TO CONTINUE FOR THE NEXT DAY OR SO. ON THE
FORECAST TRACK...THE CENTER OF NORMAN IS EXPECTED TO MAKE LANDFALL
IN THE WARNING AREA THIS EVENING OR TONIGHT. 
 
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER
GUSTS. A LITTLE STRENGTHENING IS POSSIBLE BEFORE LANDFALL...WITH
WEAKENING EXPECTED AFTER THE CENTER MOVES INLAND.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220
KM...MAINLY TO THE EAST OF THE CENTER.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
RAINFALL...NORMAN IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 4 TO 8 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF
12 INCHES...ACROSS THE MEXICAN STATES OF SINALOA AND FAR WESTERN
DURANGO. THESE RAINFALL AMOUNTS MAY PRODUCE LIFE-THREATENING FLASH
FLOODS AND MUDSLIDES.
 
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO SPREAD NORTHWARD IN
THE WARNING AREA TODAY AND TONIGHT.
 
 
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...1100 AM PDT.
NEXT COMPLETE ADVISORY...200 PM PDT.
 
$$
FORECASTER BRENNAN/ROBERTS
 

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