TROPICAL STORM HARVEY ADVISORY 5A

[Nws Olney Maryland]

BULLETIN
TROPICAL STORM HARVEY INTERMEDIATE ADVISORY NUMBER 5A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082011
100 AM CDT SAT AUG 20 2011

...CENTER OF HARVEY APPROACHING THE BAY ISLANDS OF HONDURAS...


SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...16.3N 85.6W
ABOUT 60 MI...95 KM E OF ISLA ROATAN HONDURAS
ABOUT 200 MI...320 KM ESE OF BELIZE CITY
MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H
PRESENT MOVEMENT...W OR 275 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...994 MB...29.35 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 BAY ISLANDS OF HONDURAS
* THE COAST OF HONDURAS FROM PUNTA PATUCA WESTWARD
* THE COAST OF BELIZE
* THE SOUTHEASTERN COAST OF THE YUCATAN PENINSULA FROM PUNTA GRUESA
SOUTHWARD TO CHETUMAL

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

HURRICANE CONDITIONS ARE EXPECTED ALONG A PORTION OF THE COAST OF
BELIZE.

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.

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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 100 AM CDT...0600 UTC...THE CENTER OF TROPICAL STORM HARVEY WAS
LOCATED NEAR LATITUDE 16.3 NORTH...LONGITUDE 85.6 WEST. HARVEY IS
MOVING TOWARD THE WEST NEAR 9 MPH...15 KM/H. A GENERAL WESTWARD TO
WEST-NORTHWESTWARD MOTION IS EXPECTED DURING THE NEXT COUPLE OF
DAYS. ON THE FORECAST TRACK...THE CENTER OF HARVEY WILL PASS NEAR
OR OVER THE BAY ISLANDS OF HONDURAS THIS MORNING AND MOVE ACROSS THE
COAST OF BELIZE THIS AFTERNOON OR TONIGHT.

MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS EXPECTED...AND HARVEY IS FORECAST TO
BECOME A HURRICANE BEFORE REACHING THE COAST OF BELIZE.

TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM
FROM THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 994 MB...29.35 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL-STORM-FORCE WINDS ARE EXPECTED OVER THE BAY ISLANDS
AND ALONG THE NORTHERN COAST OF HONDURAS THIS MORNING...AND OVER THE
COAST OF BELIZE AND THE SOUTHEASTERN YUCATAN PENINSULA OF MEXICO BY
THIS AFTERNOON. HURRICANE-FORCE WINDS ARE EXPECTED ALONG A PORTION
OF THE COAST OF BELIZE BEGINNING THIS AFTERNOON OR TONIGHT.
TROPICAL-STORM-FORCE WINDS ARE POSSIBLE ALONG THE NORTHEASTERN
COAST OF GUATEMALA LATER TODAY.

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 COMPLETE ADVISORY...400 AM CDT.