690
WTNT31 KNHC 051156
TCPAT1
BULLETIN
HURRICANE IDA INTERMEDIATE ADVISORY NUMBER 4A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112009
700 AM EST THU NOV 05 2009
..IDA BECOMES A HURRICANE AS IT NEARS THE COAST OF NICARAGUA
SATELLITE IMAGES INDICATE THAT IDA HAS STRENGTHENED TO A
HURRICANE.
AT 700 AM...1200 UTC...THE GOVERNMENT OF NICARAGUA HAS ISSUED A
HURRICANE WARNING FOR THE EAST COAST OF NICARAGUA FROM BLUEFIELDS
NORTHWARD TO PUERTO CABEZAS. HURRICANE FORCE WINDS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA DURING THE NEXT SEVERAL HOURS.
A HURRICANE WATCH REMAINS IN EFFECT FOR THE EASTERN COAST OF
NICARAGUA FROM NORTH OF PUERTO CABEZAS TO THE HONDURAS/NICARAGUA
BORDER. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA.
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE NICARAGUA/COSTA
RICA BORDER NORTHWARD TO BLUEFIELDS AND FROM NORTH OF PUERTO
CABEZAS TO THE HONDURAS/NICARAGUA BORDER. A TROPICAL STORM WARNING
MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN
THE WARNING AREA WITHIN THE NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA PLEASE MONITOR PRODUCTS
ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
AT 700 AM EST...1200 UTC...THE CENTER OF HURRICANE IDA WAS LOCATED
NEAR LATITUDE 12.8 NORTH...LONGITUDE 83.4 WEST OR ABOUT 60
MILES...100 KM...NORTH-NORTHEAST OF BLUEFIELDS NICARAGUA AND ABOUT
85 MILES...135 KM...SOUTH OF PUERTO CABEZAS NICARAGUA.
IDA IS MOVING TOWARD THE NORTHWEST NEAR 7 MPH...11 KM/HR...AND A
GRADUAL TURN TO THE NORTH-NORTHWEST WITH A SLIGHT DECREASE IN
FORWARD SPEED IS EXPECTED DURING THE NEXT DAY OR TWO. ON THE
FORECAST TRACK...IDA WILL MAKE LANDFALL ALONG THE EASTERN COAST OF
NICARAGUA THIS MORNING AND MOVE ACROSS PORTIONS OF EASTERN
NICARAGUA AND EASTERN HONDURAS DURING THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 75 MPH...120 KM/HR...WITH HIGHER
GUSTS. IDA IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
HURRICANE SCALE. WEAKENING IS EXPECTED AS IDA MOVES INLAND OVER
NICARAGUA TODAY.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 50 MILES...85 KM
FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 987 MB...29.15 INCHES.
IDA IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 5 TO 7
INCHES OVER THE ISLANDS OFF THE COAST OF NICARAGUA WITH MAXIMUM
AMOUNTS OF 12 INCHES POSSIBLE. RAINFALL ACCUMULATIONS OF 15 TO 20
INCHES ARE EXPECTED OVER EASTERN NICARAGUA AND EASTERN HONDURAS
WITH MAXIMUM AMOUNTS OF 25 INCHES POSSIBLE. THESE RAINS COULD
PRODUCE LIFE-THREATENING FLASH FLOOD AND MUD SLIDES.
A STORM SURGE COULD RAISE WATER LEVELS BY AS MUCH AS 3 FEET ABOVE
GROUND LEVEL ALONG THE EAST COAST OF NICARAGUA...WITH LARGE AND
DANGEROUS BATTERING WAVES...NEAR AND TO THE NORTH OF WHERE THE
CENTER OF IDA MAKES LANDFALL. WATER LEVELS SHOULD BEGIN TO SUBSIDE
LATER TODAY.
..SUMMARY OF 700 AM EST INFORMATION
LOCATION...12.8N 83.4W
MAXIMUM SUSTAINED WINDS...75 MPH
PRESENT MOVEMENT...NORTHWEST OR 310 DEGREES AT 7 MPH
MINIMUM CENTRAL PRESSURE...987 MB
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
1000 AM EST.
FORECASTER BRENNAN/BROWN/BLAKE
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