WTPZ32 KNHC 141439

TCPEP2



BULLETIN

TROPICAL STORM NORMA ADVISORY NUMBER   1

NWS NATIONAL HURRICANE CENTER MIAMI FL       EP172017

900 AM MDT THU SEP 14 2017



...TROPICAL STORM NORMA FORMS SOUTHEAST OF SOCORRO ISLAND...





SUMMARY OF 900 AM MDT...1500 UTC...INFORMATION

----------------------------------------------

LOCATION...17.2N 109.5W

ABOUT 150 MI...240 KM SE OF SOCORRO ISLAND

ABOUT 395 MI...635 KM S OF CABO SAN LUCAS MEXICO

MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H

PRESENT MOVEMENT...N OR 360 DEGREES AT 5 MPH...7 KM/H

MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES





WATCHES AND WARNINGS

--------------------

INTERESTS IN EXTREME SOUTHERN BAJA CALIFORNIA SUR SHOULD MONITOR

THE PROGRESS OF NORMA.





DISCUSSION AND 48-HOUR OUTLOOK

------------------------------

AT 900 AM MDT (1500 UTC), THE CENTER OF TROPICAL STORM NORMA WAS

LOCATED NEAR LATITUDE 17.2 NORTH, LONGITUDE 109.5 WEST.  NORMA IS

MOVING TOWARD THE NORTH NEAR 5 MPH (7 KM/H), AND THIS GENERAL MOTION

AT AN EVEN SLOWER FORWARD SPEED IS EXPECTED TO CONTINUE THROUGH

EARLY SATURDAY.



MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH (65 KM/H) WITH HIGHER GUSTS.

STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS, AND NORMA COULD

BECOME A HURRICANE BY LATE FRIDAY.



TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 70 MILES (110 KM)

FROM THE CENTER.



THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1004 MB (29.65 INCHES).





HAZARDS AFFECTING LAND

----------------------

NONE





NEXT ADVISORY

-------------

NEXT COMPLETE ADVISORY AT 300 PM MDT.



...

FORECASTER BERG