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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
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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
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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
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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
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Next complete advisory at 900 PM MDT.
$$
Forecaster Berg
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