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Tropical Storm NORMA


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BULLETIN
Tropical Storm Norma Advisory Number   6
NWS National Hurricane Center Miami FL       EP172017
300 PM MDT Fri Sep 15 2017

...NORMA ALMOST A HURRICANE...


SUMMARY OF 300 PM MDT...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...18.9N 110.1W
ABOUT 60 MI...95 KM E OF SOCORRO ISLAND
ABOUT 275 MI...445 KM S OF CABO SAN LUCAS MEXICO
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/H
PRESENT MOVEMENT...NW OR 325 DEGREES AT 2 MPH...4 KM/H
MINIMUM CENTRAL PRESSURE...990 MB...29.24 INCHES


WATCHES AND WARNINGS
--------------------
There are no coastal watches or warnings in effect.

Interests in Baja California Sur should monitor the progress of
Norma.  A Tropical Storm Watch could be required tonight or tomorrow
for a part of the peninsula.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
At 300 PM MDT (2100 UTC), the center of Tropical Storm Norma was
located near latitude 18.9 North, longitude 110.1 West.  Norma is
moving toward the northwest near 2 mph (4 km/h).  A slow
northwestward or northward motion is expected during the next
couple of days.

Maximum sustained winds have increased to near 70 mph (110 km/h)
with higher gusts.  Additional strengthening is forecast during the
next day or so, and Norma is expected to become a hurricane this
evening or tonight.

Tropical-storm-force winds extend outward up to 90 miles (150 km)
from the center.

The estimated minimum central pressure is 990 mb (29.24 inches).


HAZARDS AFFECTING LAND
----------------------
SURF:  Swells generated by Norma will begin affecting portions
of the coast of southwestern Mexico and Baja California Sur this
weekend.  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 900 PM MDT.

$$
Forecaster Berg

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