Post by NHC Olney Maryland on Jun 26, 2010 13:46:25 GMT -5
BULLETIN
TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 4A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL012010
100 PM CDT SAT JUN 26 2010
...LARGE TROPICAL STORM ALEX HEADING A LITTLE FASTER TOWARD BELIZE
AND THE YUCATAN PENINSULA...AIR FORCE PLANE INBOUND...
SUMMARY OF 100 PM CDT...1800 UTC...INFORMATION
----------------------------------------------
LOCATION...17.5N 87.2W
ABOUT 75 MI...120 KM E OF BELIZE CITY
ABOUT 100 MI...160 KM SE OF CHETUMAL MEXICO
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/HR
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 KM/HR
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 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 BELIZE AND THE EAST COAST OF THE YUCATAN PENINSULA OF
MEXICO FROM CHETUMAL TO CANCUN
* THE ISLANDS OF ROATAN...GUANAJA...AND UTILA IN HONDURAS
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF HONDURAS FROM LIMON WESTWARD TO THE BORDER OF
HONDURAS AND GUATEMALA
FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 PM CDT...1800 UTC...THE CENTER OF TROPICAL STORM ALEX WAS
ESTIMATED NEAR LATITUDE 17.5 NORTH...LONGITUDE 87.2 WEST. ALEX HAS
INCREASED ITS FORWARD SPEED AND IS NOW MOVING TOWARD THE
WEST-NORTHWEST NEAR 13 MPH...21 KM/HR. HOWEVER...ALEX SHOULD
DECREASE IT FORWARD SPEED LATER TODAY. ON THE FORECAST TRACK...THE
CENTER OF ALEX WILL REACH THE COAST OF BELIZE AND THE YUCATAN
PENINSULA LATER TODAY AND MOVE ACROSS THE PENINSULA ON SUNDAY. ALEX
IS EXPECTED TO BE IN THE BAY OF CAMPECHE BY SUNDAY NIGHT OR MONDAY
MORNING.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/HR...WITH HIGHER
GUSTS. SOME SLIGHT STRENGTHENING IS POSSIBLE BEFORE ALEX MOVES
INLAND LATER TODAY FOLLOWED BY WEAKENING AS THE CYCLONE MOVES OVER
LAND.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM
PRIMARILY TO THE NORTH AND EAST OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
4 TO 8 INCHES OVER THE YUCATAN PENINSULA...EASTERN GUATEMALA...MUCH
OF HONDURAS AND BELIZE THROUGH SUNDAY EVENING. ISOLATED MAXIMUM
AMOUNTS OF 15 INCHES ARE POSSIBLE OVER MOUNTAINOUS AREAS. THESE
RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.
WIND...TROPICAL STORM FORCE WINDS ARE PROBABLY OCCURRING IN THE BAY
ISLANDS OF HONDURAS...AND THESE WINDS SHOULD REACH THE COAST OF
BELIZE AND THE YUCATAN PENINSULA WITHIN THE WARNING AREA LATER
TODAY. HEAVY SQUALLS ARE ALREADY APPROACHING BELIZE AND EASTERN
YUCATAN AS REPORTED BY AN AUTOMATIC SURFACE STATION FROM THE
MEXICAN NAVY.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 PM CDT.
TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 4A
NWS TPC/NATIONAL HURRICANE CENTER OLNEY MD AL012010
100 PM CDT SAT JUN 26 2010
...LARGE TROPICAL STORM ALEX HEADING A LITTLE FASTER TOWARD BELIZE
AND THE YUCATAN PENINSULA...AIR FORCE PLANE INBOUND...
SUMMARY OF 100 PM CDT...1800 UTC...INFORMATION
----------------------------------------------
LOCATION...17.5N 87.2W
ABOUT 75 MI...120 KM E OF BELIZE CITY
ABOUT 100 MI...160 KM SE OF CHETUMAL MEXICO
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/HR
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 9 MPH...15 KM/HR
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 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 BELIZE AND THE EAST COAST OF THE YUCATAN PENINSULA OF
MEXICO FROM CHETUMAL TO CANCUN
* THE ISLANDS OF ROATAN...GUANAJA...AND UTILA IN HONDURAS
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF HONDURAS FROM LIMON WESTWARD TO THE BORDER OF
HONDURAS AND GUATEMALA
FOR STORM INFORMATION SPECIFIC TO YOUR AREA ...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 PM CDT...1800 UTC...THE CENTER OF TROPICAL STORM ALEX WAS
ESTIMATED NEAR LATITUDE 17.5 NORTH...LONGITUDE 87.2 WEST. ALEX HAS
INCREASED ITS FORWARD SPEED AND IS NOW MOVING TOWARD THE
WEST-NORTHWEST NEAR 13 MPH...21 KM/HR. HOWEVER...ALEX SHOULD
DECREASE IT FORWARD SPEED LATER TODAY. ON THE FORECAST TRACK...THE
CENTER OF ALEX WILL REACH THE COAST OF BELIZE AND THE YUCATAN
PENINSULA LATER TODAY AND MOVE ACROSS THE PENINSULA ON SUNDAY. ALEX
IS EXPECTED TO BE IN THE BAY OF CAMPECHE BY SUNDAY NIGHT OR MONDAY
MORNING.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/HR...WITH HIGHER
GUSTS. SOME SLIGHT STRENGTHENING IS POSSIBLE BEFORE ALEX MOVES
INLAND LATER TODAY FOLLOWED BY WEAKENING AS THE CYCLONE MOVES OVER
LAND.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM
PRIMARILY TO THE NORTH AND EAST OF THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES.
HAZARDS AFFECTING LAND
----------------------
RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
4 TO 8 INCHES OVER THE YUCATAN PENINSULA...EASTERN GUATEMALA...MUCH
OF HONDURAS AND BELIZE THROUGH SUNDAY EVENING. ISOLATED MAXIMUM
AMOUNTS OF 15 INCHES ARE POSSIBLE OVER MOUNTAINOUS AREAS. THESE
RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.
WIND...TROPICAL STORM FORCE WINDS ARE PROBABLY OCCURRING IN THE BAY
ISLANDS OF HONDURAS...AND THESE WINDS SHOULD REACH THE COAST OF
BELIZE AND THE YUCATAN PENINSULA WITHIN THE WARNING AREA LATER
TODAY. HEAVY SQUALLS ARE ALREADY APPROACHING BELIZE AND EASTERN
YUCATAN AS REPORTED BY AN AUTOMATIC SURFACE STATION FROM THE
MEXICAN NAVY.
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...400 PM CDT.