Post by Nws Olney Maryland on Aug 20, 2011 18:24:29 GMT -5
BULLETIN
TROPICAL STORM HARVEY ADVISORY NUMBER 7
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082011
1000 AM CDT SAT AUG 20 2011
...HARVEY MOVING WESTWARD TOWARD BELIZE WITH LITTLE CHANGE IN
STRENGTH...
SUMMARY OF 1000 AM CDT...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...16.8N 87.6W
ABOUT 65 MI...100 KM SE OF BELIZE CITY
ABOUT 70 MI...110 KM ENE OF MONKEY RIVER TOWN BELIZE
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF HONDURAS HAS DISCONTINUED THE TROPICAL STORM
WARNING FOR THE BAY ISLANDS AND FOR THE NORTHERN COAST OF HONDURAS
EAST OF PUNTA SAL.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF HONDURAS FROM PUNTA SAL WESTWARD
* THE COAST OF GUATEMALA
* THE COAST OF BELIZE
HURRICANE CONDITIONS ARE POSSIBLE ALONG A PORTION OF THE COAST OF
BELIZE LATER TODAY.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
THE NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1000 AM CDT...1500 UTC...THE CENTER OF TROPICAL STORM HARVEY WAS
LOCATED NEAR LATITUDE 16.8 NORTH...LONGITUDE 87.6 WEST. HARVEY IS
MOVING TOWARD THE WEST NEAR 12 MPH...19 KM/H...AND THIS MOTION IS
EXPECTED TO CONTINUE FOR THE NEXT DAY OR TWO. ON THE FORECAST
TRACK...THE CENTER OF HARVEY WILL MOVE INLAND OVER BELIZE THIS
AFTERNOON...THEN MOVE INTO NORTHERN GUATEMALA TONIGHT.
REPORTS FROM AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATE
THAT MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH
HIGHER GUSTS. SOME STRENGTHENING IS POSSIBLE TODAY...AND HARVEY
COULD BECOME A HURRICANE BEFORE LANDFALL IN BELIZE. STEADY
WEAKENING IS FORECAST AFTER LANDFALL.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM
MAINLY TO THE NORTH OF THE CENTER.
THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM THE HURRICANE HUNTER
AIRCRAFT DATA IS 998 MB...29.47 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL-STORM-FORCE WINDS ARE EXPECTED ALONG THE NORTHERN
COAST OF HONDURAS IN THE WARNING AREA THROUGH THIS AFTERNOON.
TROPICAL-STORM-FORCE WINDS ARE ALSO EXPECTED ALONG THE COASTS OF
GUATEMALA AND BELIZE BY THIS AFTERNOON. HURRICANE-FORCE WINDS ARE
POSSIBLE ALONG A PORTION OF THE COAST OF BELIZE THIS AFTERNOON.
RAINFALL...HARVEY IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 3 TO 6 INCHES ACROSS HONDURAS...GUATEMALA...
BELIZE...AND THE YUCATAN PENINSULA OF MEXICO...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 10 INCHES. THESE RAINS COULD PRODUCE
LIFE-THREATENING FLASH FLOODS AND MUDSLIDES...ESPECIALLY OVER
HIGHER TERRAIN.
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2
TO 4 FEET ABOVE NORMAL TIDE LEVELS ALONG THE COAST NEAR AND TO THE
NORTH OF WHERE HARVEY MAKES LANDFALL. NEAR THE COAST...THE SURGE
WILL BE ACCOMPANIED BY LARGE AND DAMAGING WAVES.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...100 PM CDT.
NEXT COMPLETE ADVISORY...400 PM CDT.
TROPICAL STORM HARVEY ADVISORY NUMBER 7
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082011
1000 AM CDT SAT AUG 20 2011
...HARVEY MOVING WESTWARD TOWARD BELIZE WITH LITTLE CHANGE IN
STRENGTH...
SUMMARY OF 1000 AM CDT...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...16.8N 87.6W
ABOUT 65 MI...100 KM SE OF BELIZE CITY
ABOUT 70 MI...110 KM ENE OF MONKEY RIVER TOWN BELIZE
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
THE GOVERNMENT OF HONDURAS HAS DISCONTINUED THE TROPICAL STORM
WARNING FOR THE BAY ISLANDS AND FOR THE NORTHERN COAST OF HONDURAS
EAST OF PUNTA SAL.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF HONDURAS FROM PUNTA SAL WESTWARD
* THE COAST OF GUATEMALA
* THE COAST OF BELIZE
HURRICANE CONDITIONS ARE POSSIBLE ALONG A PORTION OF THE COAST OF
BELIZE LATER TODAY.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
THE NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1000 AM CDT...1500 UTC...THE CENTER OF TROPICAL STORM HARVEY WAS
LOCATED NEAR LATITUDE 16.8 NORTH...LONGITUDE 87.6 WEST. HARVEY IS
MOVING TOWARD THE WEST NEAR 12 MPH...19 KM/H...AND THIS MOTION IS
EXPECTED TO CONTINUE FOR THE NEXT DAY OR TWO. ON THE FORECAST
TRACK...THE CENTER OF HARVEY WILL MOVE INLAND OVER BELIZE THIS
AFTERNOON...THEN MOVE INTO NORTHERN GUATEMALA TONIGHT.
REPORTS FROM AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATE
THAT MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH
HIGHER GUSTS. SOME STRENGTHENING IS POSSIBLE TODAY...AND HARVEY
COULD BECOME A HURRICANE BEFORE LANDFALL IN BELIZE. STEADY
WEAKENING IS FORECAST AFTER LANDFALL.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM
MAINLY TO THE NORTH OF THE CENTER.
THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM THE HURRICANE HUNTER
AIRCRAFT DATA IS 998 MB...29.47 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL-STORM-FORCE WINDS ARE EXPECTED ALONG THE NORTHERN
COAST OF HONDURAS IN THE WARNING AREA THROUGH THIS AFTERNOON.
TROPICAL-STORM-FORCE WINDS ARE ALSO EXPECTED ALONG THE COASTS OF
GUATEMALA AND BELIZE BY THIS AFTERNOON. HURRICANE-FORCE WINDS ARE
POSSIBLE ALONG A PORTION OF THE COAST OF BELIZE THIS AFTERNOON.
RAINFALL...HARVEY IS EXPECTED TO PRODUCE TOTAL RAINFALL
ACCUMULATIONS OF 3 TO 6 INCHES ACROSS HONDURAS...GUATEMALA...
BELIZE...AND THE YUCATAN PENINSULA OF MEXICO...WITH POSSIBLE
ISOLATED MAXIMUM AMOUNTS OF 10 INCHES. THESE RAINS COULD PRODUCE
LIFE-THREATENING FLASH FLOODS AND MUDSLIDES...ESPECIALLY OVER
HIGHER TERRAIN.
STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2
TO 4 FEET ABOVE NORMAL TIDE LEVELS ALONG THE COAST NEAR AND TO THE
NORTH OF WHERE HARVEY MAKES LANDFALL. NEAR THE COAST...THE SURGE
WILL BE ACCOMPANIED BY LARGE AND DAMAGING WAVES.
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...100 PM CDT.
NEXT COMPLETE ADVISORY...400 PM CDT.