TROPICAL STORM MATTHEW ADVISORY 5

[NHC Olney Maryland]

BULLETIN
TROPICAL STORM MATTHEW ADVISORY NUMBER 5
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL152010
1100 AM EDT FRI SEP 24 2010

...MATTHEW HEADING TOWARD CENTRAL AMERICA IN A HURRY...


SUMMARY OF 1100 AM EDT...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...14.4N 82.2W
ABOUT 80 MI...125 KM ESE OF CABO GRACIAS A DIOS ON NIC/HON BORDER
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/HR
PRESENT MOVEMENT...W OR 275 DEGREES AT 20 MPH...32 KM/HR
MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES


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

THE GOVERNMENTS OF HONDURAS AND NICARAGUA HAVE REPLACED THE
HURRICANE WARNING FROM PUERTO CABEZAS NICARAGUA TO LIMON
HONDURAS...INCLUDING THE OFFSHORE ISLANDS...WITH A TROPICAL STORM
WARNING AND A HURRICANE WATCH.

THE GOVERNMENT OF BELIZE HAS REPLACED THE HURRICANE WATCH FOR THE
COAST OF BELIZE WITH A TROPICAL STORM WATCH.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUERTO CABEZAS NICARAGUA NORTHWARD TO THE BORDER WITH
HONDURAS...INCLUDING THE OFFSHORE ISLANDS
* THE COAST OF HONDURAS...INCLUDING THE OFFSHORE ISLANDS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF BELIZE

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
12 TO 24 HOURS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.

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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM EDT...1500 UTC...THE CENTER OF TROPICAL STORM MATTHEW WAS
LOCATED NEAR LATITUDE 14.4 NORTH...LONGITUDE 82.2 WEST. MATTHEW HAS
INCREASED ITS FORWARD SPEED AND IS NOW MOVING TOWARD THE WEST NEAR
20 MPH...32 KM/HR. THIS GENERAL MOTIONS IS EXPECTED TO CONTINUE
DURING THE NEXT DAY OR SO WITH A GRADUAL DECREASE IN FORWARD SPEED.
ON THE FORECAST TRACK...THE CENTER OF MATTHEW IS EXPECTED TO BE
NEAR OR OVER NORTHEASTERN NICARAGUA AND EASTERN HONDURAS THIS
AFTERNOON AND THEN MOVE OVER NORTHERN HONDURAS TONIGHT AND
SATURDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/HR...WITH HIGHER
GUSTS. SOME SLIGHT STRENGTHENING COULD OCCUR BEFORE LANDFALL BUT
THEREAFTER...WEAKENING IS FORECAST.

TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM
TO THE NORTH OF THE CENTER.

MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE PLANE WAS 1001
MB...29.56 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE COAST
WITHIN THE TROPICAL STORM WARNING AREA IN THE NEXT FEW HOURS.

STORM SURGE...A STORM SURGE IS EXPECTED TO PRODUCE SOME COASTAL
FLOODING NEAR AND TO THE NORTH OF WHERE THE CENTER OF MATTHEW MAKES
LANDFALL. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE
AND DANGEROUS WAVES.

RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 6 TO 10 INCHES OVER PORTIONS OF NICARAGUA AND HONDURAS...WITH
ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE. THESE RAINFALL
TOTALS MAY PRODUCE LIFE THREATENING FLASH FLOODS AND MUD SLIDES.


NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...200 PM EDT.
NEXT COMPLETE ADVISORY...500 PM EDT.