000 WTNT31 KNHC 270559 TCPAT1 BULLETIN TROPICAL STORM ALEX INTERMEDIATE ADVISORY NUMBER 6A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL012010 100 AM CDT SUN JUN 27 2010 ...ALEX WEAKENING OVER SOUTHERN YUCATAN BUT STILL PRODUCING STRONG GUSTY WINDS AND HEAVY RAINFALL... SUMMARY OF 100 AM CDT...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...18.0N 89.0W ABOUT 55 MI...90 KM SW OF CHETUMAL ABOUT 165 MI...265 KM SE OF CAMPECHE MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/HR PRESENT MOVEMENT...WNW OR 290 DEGREES AT 12 MPH...19 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 BELIZE AND THE EAST COAST OF THE YUCATAN PENINSULA OF MEXICO FROM CHETUMAL TO CANCUN. THE WARNING WILL LIKELY BE DISCONTINUED LATER THIS MORNING. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE UNITED STATES...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 ALEX WAS LOCATED BY RADAR FROM BELIZE TO BE NEAR LATITUDE 18.0 NORTH... LONGITUDE 89.0 WEST. ALEX IS MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS. ON THE FORECAST TRACK...ALEX WILL MOVE ACROSS THE YUCATAN PENINSULA TONIGHT THIS MORNING...AND ENTER THE SOUTHERN GULF OF MEXICO BY LATE THIS AFTERNOON OR EVENING. MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/HR...WITH HIGHER GUSTS. WEAKENING IS FORECAST TONIGHT AND SUNDAY WHILE ALEX MOVES OVER THE YUCATAN PENINSULA. STRENGTHENING IS FORECAST ON SUNDAY NIGHT AND MONDAY AFTER ALEX MOVES OVER THE SOUTHERN GULF OF MEXICO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM FROM THE CENTER...MAINLY TO THE EAST OF THE CENTER. RECENT DATA FROM A POLAR-ORBITING SATELLITE INDICATED WINDS TO TROPICAL-STORM-FORCE WERE STILL OCCURRING OFF THE EAST COAST OF BELIZE FROM NEAR BELIZE CITY EXTENDING NORTHEASTWARD TO AMBERGRIS CAY AND CAYO NORTE MEXICO. THE ESTIMATED MINIMUM CENTRAL PRESSURE BASED ON SURFACE OBSERVATIONS IS 1000 MB...29.53 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...ALEX IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4 TO 8 INCHES OVER THE YUCATAN PENINSULA...SOUTHERN MEXICO... NORTHERN GUATEMALA...MUCH OF HONDURAS AND BELIZE THROUGH MONDAY MORNING. 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 AFFECTING PORTIONS OF BELIZE AND THE YUCATAN PENINSULA WITHIN THE WARNING AREA. THESE WINDS WILL GRADUALLY DECREASE OVERNIGHT AS ALEX WEAKENS. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...400 AM CDT. $$ FORECASTER STEWART