Post by NHC Olney Maryland on Sept 28, 2010 10:58:05 GMT -5
BULLETIN
TROPICAL DEPRESSION MATTHEW ADVISORY NUMBER 12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL152010
400 AM CDT SUN SEP 26 2010
...MATTHEW MOVES INTO SOUTHEASTERN MEXICO...DRENCHING THE STATES OF
CHIAPAS...TABASCO...OAXACA...AND VERACRUZ...
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.3N 91.8W
ABOUT 85 MI...135 KM SE OF VILLAHERMOSA MEXICO
MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 10 MPH...17 KM/HR
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION MATTHEW
WAS LOCATED NEAR LATITUDE 17.3 NORTH...LONGITUDE 91.8 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 10 MPH...17
KM/HR. A DECREASE IN FORWARD SPEED IS EXPECTED TODAY...AND MATTHEW
COULD BECOME NEARLY STATIONARY BY TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 30 MPH...45 KM/HR...WITH HIGHER
GUSTS. MATTHEW IS EXPECTED TO BECOME A REMNANT LOW LATER TODAY OR
TONIGHT AND DISSIPATE OVER SOUTHEASTERN MEXICO BY MONDAY NIGHT.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 6 TO 10 INCHES OVER PORTIONS OF GUATEMALA AND EXTREME SOUTHERN
MEXICO WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE. THESE
RAINS COULD PRODUCE LIFE THREATENING FLASH FLOODS AND MUD SLIDES.
THE THREAT FOR HEAVY RAIN WILL CONTINUE OVER PORTIONS OF CENTRAL
AMERICA EVEN AFTER MATTHEW DISSIPATES.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 AM CDT.
TROPICAL DEPRESSION MATTHEW ADVISORY NUMBER 12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL152010
400 AM CDT SUN SEP 26 2010
...MATTHEW MOVES INTO SOUTHEASTERN MEXICO...DRENCHING THE STATES OF
CHIAPAS...TABASCO...OAXACA...AND VERACRUZ...
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...17.3N 91.8W
ABOUT 85 MI...135 KM SE OF VILLAHERMOSA MEXICO
MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 10 MPH...17 KM/HR
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES
WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL DEPRESSION MATTHEW
WAS LOCATED NEAR LATITUDE 17.3 NORTH...LONGITUDE 91.8 WEST. THE
DEPRESSION IS MOVING TOWARD THE WEST-NORTHWEST NEAR 10 MPH...17
KM/HR. A DECREASE IN FORWARD SPEED IS EXPECTED TODAY...AND MATTHEW
COULD BECOME NEARLY STATIONARY BY TONIGHT.
MAXIMUM SUSTAINED WINDS ARE NEAR 30 MPH...45 KM/HR...WITH HIGHER
GUSTS. MATTHEW IS EXPECTED TO BECOME A REMNANT LOW LATER TODAY OR
TONIGHT AND DISSIPATE OVER SOUTHEASTERN MEXICO BY MONDAY NIGHT.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...MATTHEW IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 6 TO 10 INCHES OVER PORTIONS OF GUATEMALA AND EXTREME SOUTHERN
MEXICO WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES POSSIBLE. THESE
RAINS COULD PRODUCE LIFE THREATENING FLASH FLOODS AND MUD SLIDES.
THE THREAT FOR HEAVY RAIN WILL CONTINUE OVER PORTIONS OF CENTRAL
AMERICA EVEN AFTER MATTHEW DISSIPATES.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1000 AM CDT.