NWS HURRICANE RITA ADVISORY NUMBER 18...CORRECTED

NATIONAL WEATHER SERVICE BULLETIN
HURRICANE RITA ADVISORY NUMBER 18...CORRECTED
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
10 PM CDT WED SEP 21 2005

CORRECTED RAINFALL STATEMENT FOR SOUTHERN LOUISIANA

...CATEGORY FIVE RITA CONTINUING TO STRENGTHEN OVER THE CENTRAL GULF OF MEXICO...

A HURRICANE WATCH REMAINS IN EFFECT FOR THE GULF OF MEXICO COAST FROM PORT MANSFIELD TEXAS TO CAMERON LOUISIANA. A HURRICANE WARNING MAY BE REQUIRED FOR PORTIONS OF THE HURRICANE WATCH AREA THURSDAY MORNING.

A TROPICAL STORM WATCH REMAINS IN EFFECT ON EITHER SIDE OF THE HURRICANE WATCH AREA... FROM EAST OF CAMERON TO GRAND ISLE LOUISIANA... AND FROM SOUTH OF PORT MANSFIELD TO BROWNSVILLE TEXAS.

A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE NORTHEASTERN COAST OF MEXICO FROM RIO SAN FERNANDO NORTHWARD TO THE RIO GRANDE.

A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA... GENERALLY WITHIN 36 HOURS.

INTERESTS IN THE NORTHWESTERN GULF OF MEXICO SHOULD MONITOR THE PROGRESS OF POTENTIALLY CATASTROPHIC HURRICANE RITA.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.

AT 10 PM CDT...0300Z...THE CENTER OF HURRICANE RITA WAS LOCATED NEAR LATITUDE 24.6 NORTH... LONGITUDE 87.2 WEST OR ABOUT 570 MILES... 915 KM... EAST-SOUTHEAST OF GALVESTON TEXAS AND ABOUT 670 MILES... 1080 KM...EAST-SOUTHEAST OF CORPUS CHRISTI TEXAS.

RITA IS MOVING TOWARD THE WEST NEAR 9 MPH ...15 KM/HR...AND THIS GENERAL MOTION AT A SLIGHTLY FASTER FORWARD SPEED IS EXPECTED DURING THE NEXT 24 HOURS.

MAXIMUM SUSTAINED WINDS ARE NEAR 175 MPH...280 KM/HR...WITH HIGHER GUSTS. RITA IS A POTENTIALLY CATASTROPHIC CATEGORY FIVE HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME FLUCTUATIONS IN INTENSITY ARE LIKELY DURING THE NEXT 24 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 185 MILES... 295 KM.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 897 MB...26.49 INCHES. THIS MEANS RITA IS THE THIRD MOST INTENSE HURRICANE IN TERMS OF PRESSURE IN THE ATLANTIC BASIN.

TIDES ARE CURRENTLY RUNNING NEAR NORMAL ALONG THE MISSISSIPPI AND LOUISIANA COASTS IN THE AREAS AFFECTED BY KATRINA. TIDES IN THOSE AREAS WILL INCREASE UP TO 3 TO 4 FEET AND BE ACCOMPANIED BY LARGE WAVES OVER THE NEXT 24 HOURS... AND RESIDENTS THERE COULD EXPERIENCE SOME COASTAL FLOODING.

HEAVY RAINS ASSOCIATED WITH RITA ARE FORECAST TO BEGIN TO AFFECT THE WESTERN AND CENTRAL GULF OF MEXICO COASTAL AREAS THURSDAY NIGHT INTO FRIDAY. RITA IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 8 TO 12 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 15 INCHES OVER THE CENTRAL TO UPPER TEXAS COAST. RAINFALL AMOUNTS OF 2 TO 4 INCHES WILL BE POSSIBLE ACROSS SOUTHERN LOUISIANA... INCLUDING THE NEW ORLEANS METROPOLITAN AREA. AFTER RITA MOVES INLAND...TOTAL RAIN ACCUMULATIONS OF 5 TO 10 INCHES WILL BE POSSIBLE OVER EASTERN TEXAS... AND CENTRAL AND EASTERN OKLAHOMA DURING SATURDAY AND SUNDAY.

REPEATING THE 10 PM CDT POSITION...24.6 N... 87.2 W. MOVEMENT TOWARD... WEST NEAR 9 MPH. MAXIMUM SUSTAINED WINDS...175 MPH. MINIMUM CENTRAL PRESSURE... 897 MB.

Read the current storm info, why to prepare & how to prepare for this disaster.