TROPICAL STORM RICHARD ADVISORY 18

[Nws Olney Maryland]

BULLETIN
TROPICAL STORM RICHARD ADVISORY NUMBER 18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL192010
400 AM CDT MON OCT 25 2010

...RICHARD WEAKENS TO A TROPICAL STORM OVER NORTHEASTERN
GUATEMALA...


SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.6N 89.6W
ABOUT 170 MI...275 KM SSE OF CAMPECHE MEXICO
ABOUT 90 MI...150 KM W OF BELIZE CITY
MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 12 MPH...19 KM/HR
MINIMUM CENTRAL PRESSURE...993 MB...29.32 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...

THE GOVERNMENT OF MEXICO HAS DISCONTINUED ALL COASTAL WARNINGS FOR
MEXICO.

HURRICANE AND TROPICAL STORM CONDITIONS HAVE LIKELY DIMINISHED ALONG
THE BELIZE COAST.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT FOR MEXICO...AND
HURRICANE AND TROPICAL STORM CONDITIONS HAVE LIKELY DIMINISHED ALONG
THE BELIZE COAST.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL STORM RICHARD WAS
LOCATED NEAR LATITUDE 17.6 NORTH...LONGITUDE 89.6 WEST. RICHARD IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR...AND THIS
GENERAL MOTION WITH A DECREASE IN FORWARD SPEED IS EXPECTED DURING
THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER OF RICHARD
WILL MOVE ACROSS NORTHERN GUATEMALA AND SOUTHEASTERN MEXICO TODAY
AND INTO THE EXTREME SOUTHERN GULF OF MEXICO TONIGHT OR EARLY
TUESDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER
GUSTS. STEADY WEAKENING IS EXPECTED TODAY AS RICHARD REMAINS INLAND.

TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM
FROM THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 993 MB...29.32 INCHES.


HAZARDS AFFECTING LAND
----------------------
RAINFALL...RICHARD IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF
3 TO 6 INCHES ACROSS NORTHERN GUATEMALA...AND THE MEXICAN
STATES OF QUINTANA ROO AND CAMPECHE...WITH MAXIMUM STORM TOTAL
AMOUNTS OF AROUND 10 INCHES. AN ADDITIONAL 1 TO 2 INCHES OF
RAINFALL IS EXPECTED OVER BELIZE. THESE RAINS COULD PRODUCE
LIFE-THREATENING FLASH FLOODS AND MUD SLIDES...ESPECIALLY IN
MOUNTAINOUS TERRAIN.

WIND...TROPICAL STORM CONDITIONS WILL SPREAD ACROSS THE
SOUTHERN PORTIONS OF THE MEXICAN STATES OF QUINTANA ROO AND
CAMPECHE...AND THE REMAINDER OF NORTHERN GUATEMALA THROUGH THIS
MORNING.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 AM CDT.