000
WTPZ34 KNHC 281737
TCPEP4
 
BULLETIN
TROPICAL STORM NORMAN INTERMEDIATE ADVISORY NUMBER   1A
NWS NATIONAL HURRICANE CENTER MIAMI FL       EP142012
1100 AM PDT FRI SEP 28 2012
 
...NORMAN MOVING QUICKLY NORTHWARD TOWARD THE COAST OF MEXICO...
 
 
SUMMARY OF 1100 AM PDT...1800 UTC...INFORMATION
-----------------------------------------------
LOCATION...23.8N 108.6W
ABOUT 145 MI...230 KM WNW OF MAZATLAN MEXICO
ABOUT 105 MI...170 KM NE OF CABO SAN LUCAS MEXICO
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...N OR 360 DEGREES AT 17 MPH...28 KM/H
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE
 
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 1100 AM PDT...1800 UTC...THE CENTER OF TROPICAL STORM NORMAN WAS
LOCATED NEAR LATITUDE 23.8 NORTH...LONGITUDE 108.6 WEST. NORMAN IS
MOVING TOWARD THE NORTH NEAR 17 MPH...28 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 LATER TODAY OR TONIGHT.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED 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 WILL CONTINUE TO AFFECT PORTIONS OF
THE WARNING AREA THROUGH TONIGHT.
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...200 PM PDT.
 
$$
FORECASTER ROBERTS/BRENNAN