Post by NHC Olney Maryland on Sept 25, 2010 11:01:07 GMT -5
BULLETIN
TROPICAL STORM MATTHEW INTERMEDIATE ADVISORY NUMBER 8A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL152010
800 AM EDT SAT SEP 25 2010
...MATTHEW PRODUCING HEAVY RAINS OVER CENTRAL AMERICA...
SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...15.8N 87.3W
ABOUT 25 MI...40 KM W OF LA CEIBA HONDURAS
ABOUT 85 MI...145 KM ESE OF MONKEY RIVER TOWN BELIZE
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 16 MPH...26 KM/HR
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF HONDURAS...INCLUDING THE OFFSHORE ISLANDS
* THE COAST OF BELIZE FROM BELIZE CITY SOUTHWARD
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF BELIZE NORTH OF BELIZE CITY
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 24
HOURS.
TROPICAL STORM CONDITIONS ARE POSSIBLE ALONG THE CARIBBEAN COAST OF
GUATEMALA TODAY.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM EDT...1200 UTC...THE CENTER OF TROPICAL STORM MATTHEW WAS
LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 87.3 WEST. MATTHEW
CONTINUES TO MOVE BETWEEN THE WEST AND WEST-NORTHWEST NEAR 16
MPH...26 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE
FOR THE NEXT COUPLE OF DAYS WITH A GRADUAL DECREASE IN FORWARD
SPEED. ON THE FORECAST TRACK...MATTHEW WILL MOVE ALONG THE NORTHERN
COAST OF HONDURAS THIS MORNING...THEN MOVE ACROSS BELIZE AND
NORTHERN GUATEMALA LATER TODAY AND TONIGHT.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 45 MPH...75
KM/HR...WITH HIGHER GUSTS. A GRADUAL WEAKENING SHOULD CONTINUE
TODAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
MAINLY TO THE NORTHEAST OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM FORCE WINDS ARE OCCURRING WITHIN THE WARNING
AREA IN HONDURAS MAINLY OVER THE COASTAL SECTIONS. THESE WINDS WILL
CONTINUE TO SPREAD WESTWARD INTO THE WARNING AREA IN BELIZE LATER
TODAY.
RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 6 TO 10 INCHES OVER PORTIONS OF HONDURAS...SOUTHERN BELIZE...AND
GUATEMALA...WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE.
THESE RAINS COULD PRODUCE LIFE THREATENING FLASH FLOODS AND MUD
SLIDES.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM EDT.
TROPICAL STORM MATTHEW INTERMEDIATE ADVISORY NUMBER 8A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL152010
800 AM EDT SAT SEP 25 2010
...MATTHEW PRODUCING HEAVY RAINS OVER CENTRAL AMERICA...
SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...15.8N 87.3W
ABOUT 25 MI...40 KM W OF LA CEIBA HONDURAS
ABOUT 85 MI...145 KM ESE OF MONKEY RIVER TOWN BELIZE
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 16 MPH...26 KM/HR
MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF HONDURAS...INCLUDING THE OFFSHORE ISLANDS
* THE COAST OF BELIZE FROM BELIZE CITY SOUTHWARD
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF BELIZE NORTH OF BELIZE CITY
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE
NEXT 24 HOURS.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 24
HOURS.
TROPICAL STORM CONDITIONS ARE POSSIBLE ALONG THE CARIBBEAN COAST OF
GUATEMALA TODAY.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM EDT...1200 UTC...THE CENTER OF TROPICAL STORM MATTHEW WAS
LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 87.3 WEST. MATTHEW
CONTINUES TO MOVE BETWEEN THE WEST AND WEST-NORTHWEST NEAR 16
MPH...26 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE
FOR THE NEXT COUPLE OF DAYS WITH A GRADUAL DECREASE IN FORWARD
SPEED. ON THE FORECAST TRACK...MATTHEW WILL MOVE ALONG THE NORTHERN
COAST OF HONDURAS THIS MORNING...THEN MOVE ACROSS BELIZE AND
NORTHERN GUATEMALA LATER TODAY AND TONIGHT.
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 45 MPH...75
KM/HR...WITH HIGHER GUSTS. A GRADUAL WEAKENING SHOULD CONTINUE
TODAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
MAINLY TO THE NORTHEAST OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM FORCE WINDS ARE OCCURRING WITHIN THE WARNING
AREA IN HONDURAS MAINLY OVER THE COASTAL SECTIONS. THESE WINDS WILL
CONTINUE TO SPREAD WESTWARD INTO THE WARNING AREA IN BELIZE LATER
TODAY.
RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 6 TO 10 INCHES OVER PORTIONS OF HONDURAS...SOUTHERN BELIZE...AND
GUATEMALA...WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE.
THESE RAINS COULD PRODUCE LIFE THREATENING FLASH FLOODS AND MUD
SLIDES.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM EDT.