| HOME | ARCHIVES | FORECASTS | IMAGERY | ABOUT NHC | RECONNAISSANCE |

---

Hurricane KATIA (Text)

ZCZC MIATCPAT2 ALL
TTAA00 KNHC DDHHMM
 
BULLETIN
HURRICANE KATIA ADVISORY NUMBER  35
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL122011
500 PM AST TUE SEP 06 2011
 
...KATIA WEAKENS TO CATEGORY 2 STRENGTH...SEVERE RIP CURRENT RISK
CONTINUES ALONG THE EAST COAST OF THE UNITED STATES...
 
 
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...27.6N 66.7W
ABOUT 345 MI...555 KM SSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...105 MPH...165 KM/H
PRESENT MOVEMENT...NW OR 320 DEGREES AT 9 MPH...15 KM/H
MINIMUM CENTRAL PRESSURE...963 MB...28.44 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* BERMUDA
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
FOR ADDITIONAL STORM INFORMATION...PLEASE MONITOR PRODUCTS ISSUED BY
THE BERMUDA WEATHER SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE KATIA WAS LOCATED
NEAR LATITUDE 27.6 NORTH...LONGITUDE 66.7 WEST.  KATIA IS MOVING
TOWARD THE NORTHWEST NEAR 10 MPH...17 KM/H...AND THIS GENERAL MOTION
IS EXPECTED TO CONTINUE THROUGH WEDNESDAY...FOLLOWED BY A TURN
TOWARD THE NORTH-NORTHWEST AND NORTH WEDNESDAY NIGHT AND THURSDAY.
ON THE FORECAST TRACK...THE CORE OF KATIA IS EXPECTED TO MOVE
BETWEEN THE EAST COAST OF THE UNITED STATES AND BERMUDA.
 
DATA FROM AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT INDICATE THAT
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 105 MPH...165 KM/H...
WITH HIGHER GUSTS.  KATIA IS A CATEGORY TWO HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE.  LITTLE CHANGE IN STRENGTH IS
FORECAST THOUGH WEDNESDAY...BUT GRADUAL WEAKENING COULD BEGIN BY
THURSDAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 80 MILES...130 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 205
MILES...335 KM.
 
MINIMUM CENTRAL PRESSURE MEASURED BY THE HURRICANE HUNTER AIRCRAFT
IS 963 MB...28.44 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY KATIA WILL CONTINUE TO AFFECT MOST
OF THE EAST COAST OF THE UNITED STATES...BERMUDA...THE GREATER
ANTILLES...AND EAST-FACING BEACHES OF THE BAHAMAS DURING THE NEXT
FEW DAYS. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF
AND RIP CURRENT CONDITIONS.  PLEASE CONSULT PRODUCTS FROM YOUR LOCAL
WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION.
 
WIND...TROPICAL-STORM-FORCE WINDS...ESPECIALLY IN GUSTS...ARE
POSSIBLE ON BERMUDA THROUGH THURSDAY.
 
RAINFALL...KATIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF
1 TO 2 INCHES ACROSS BERMUDA.
 
 
NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...800 PM AST.
NEXT COMPLETE ADVISORY...1100 PM AST.
 
$$
FORECASTER BERG/BRENNAN
 
NNNN