965
WTPZ32 KNHC 230841
TCPEP2
BULLETIN
TROPICAL DEPRESSION NORMA ADVISORY NUMBER 23
NWS NATIONAL HURRICANE CENTER MIAMI FL EP172023
300 AM MDT MON OCT 23 2023
..NORMA WEAKENS TO A TROPICAL DEPRESSION
..STILL A THREAT OF LOCALIZED HEAVY RAINFALL AND FLOODING
SUMMARY OF 300 AM MDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...24.5N 108.4W
ABOUT 60 MI...95 KM WSW OF CULIACAN MEXICO
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...E OR 90 DEGREES AT 7 MPH...11 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE TROPICAL STORM
WARNING ALONG THE COAST OF MAINLAND MEXICO.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND OUTLOOK
----------------------
AT 300 AM MDT (0900 UTC), THE CENTER OF TROPICAL DEPRESSION NORMA
WAS LOCATED NEAR LATITUDE 24.5 NORTH, LONGITUDE 108.4 WEST. THE
DEPRESSION IS MOVING TOWARD THE EAST NEAR 7 MPH (11 KM/H) AND THIS
MOTION IS EXPECTED TO CONTINUE UNTIL DISSIPATION OCCURS LATER TODAY
OR TONIGHT. ON THE FORECAST TRACK, THE CENTER OF NORMA IS FORECAST
TO MOVE INLAND ALONG THE COAST OF THE MEXICAN STATE OF SINALOA LATER
THIS MORNING.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 35 MPH (55 KM/H)
WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED BEFORE
NORMA REACHES THE COAST OF MEXICO. WEAKENING AND DISSIPATION IS
ANTICIPATED ONCE NORMA MOVES INLAND.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 998 MB (29.47 INCHES).
HAZARDS AFFECTING LAND
----------------------
KEY MESSAGES FOR NORMA CAN BE FOUND IN THE TROPICAL CYCLONE
DISCUSSION UNDER AWIPS HEADER MIATCDEP2 AND WMO HEADER WTPZ42 KNHC
AND ON THE WEB AT HURRICANES.GOV/TEXT/MIATCDEP2.SHTML
RAINFALL: RAINFALL FROM NORMA WILL DIMINISH ACROSS NORTHERN
PORTIONS OF SINALOA, NORTHERN DURANGO AND SOUTHERN CHIHUAHUA LATER
TODAY. ADDITIONAL ISOLATED TOTALS OF 1 TO 2 INCHES ARE POSSIBLE,
ALONG WITH ISOLATED FLASH FLOODING AND MUDSLIDES IN AREAS OF HIGHER
TERRAIN.
WIND: GUSTY WINDS ARE POSSIBLE ALONG THE COAST OF MAINLAND MEXICO
WITHIN THE STATE OF SINALOA THIS MORNING.
SURF: SWELLS GENERATED BY NORMA WILL CONTINUE TO AFFECT THE COAST
OF SOUTHWESTERN AND WEST-CENTRAL MEXICO AND BAJA CALIFORNIA SUR FOR
THE NEXT DAY OR SO. 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 AM MDT.
FORECASTER BROWN
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