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Subtropical Storm Andrea Public Advisory Number 1

2019-05-21 00:28:38| National Hurricane Center (Atlantic)

Issued at 630 PM AST Mon May 20 2019 000 WTNT31 KNHC 202228 TCPAT1 BULLETIN Subtropical Storm Andrea Special Advisory Number 1 NWS National Hurricane Center Miami FL AL012019 630 PM AST Mon May 20 2019 ...SUBTROPICAL STORM ANDREA FORMS OVER THE WESTERN ATLANTIC... SUMMARY OF 630 PM AST...2230 UTC...INFORMATION ---------------------------------------------- LOCATION...28.8N 68.7W ABOUT 335 MI...540 KM SW OF BERMUDA MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...N OR 350 DEGREES AT 14 MPH...22 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. Interests in Bermuda should monitor the progress of this system. DISCUSSION AND OUTLOOK ---------------------- At 630 PM AST (2230 UTC), the center of Subtropical Storm Andrea was located near latitude 28.8 North, longitude 68.7 West. The storm is moving toward the north near 14 mph (22 km/h). A decrease in forward speed and a turn to the northeast is expected on Tuesday, followed by an eastward motion by Tuesday night. On the forecast track, the center of Andrea is expected to remain southwest or south of Bermuda during the next day or two. Data from an Air Force Reserve Hurricane Hunter plane indicate that the maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Slight strengthening is possible overnight. Weakening should begin late Tuesday, and Andrea is expected to dissipate on Wednesday. Winds of 40 mph extend outward up to 70 miles (110 km) northeast of the center. The Air Force Hurricane Hunters measured a minimum central pressure of 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- Next complete advisory at 1100 PM AST. $$ Forecaster Cangialosi

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Subtropical Storm Andrea Wind Speed Probabilities Number 1

2019-05-21 00:28:38| National Hurricane Center (Atlantic)

Issued at 2230 UTC MON MAY 20 2019 000 FONT11 KNHC 202228 PWSAT1 SUBTROPICAL STORM ANDREA SPECIAL WIND SPEED PROBABILITIES NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012019 2230 UTC MON MAY 20 2019 AT 2230Z THE CENTER OF SUBTROPICAL STORM ANDREA WAS LOCATED NEAR LATITUDE 28.8 NORTH...LONGITUDE 68.7 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 35 KTS...40 MPH...65 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME EASTERN DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME CENTRAL DAYLIGHT TIME (CDT)...SUBTRACT 5 HOURS FROM Z TIME WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 18Z MON AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 18Z MON 06Z TUE 18Z TUE 06Z WED 18Z WED 18Z THU 18Z FRI PERIODS TO TO TO TO TO TO TO 06Z TUE 18Z TUE 06Z WED 18Z WED 18Z THU 18Z FRI 18Z SAT FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT BERMUDA 34 1 1( 2) 5( 7) X( 7) X( 7) X( 7) X( 7) $$ FORECASTER CANGIALOSI

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Subtropical Storm Andrea Forecast Advisory Number 1

2019-05-21 00:28:02| National Hurricane Center (Atlantic)

Issued at 2230 UTC MON MAY 20 2019 000 WTNT21 KNHC 202227 TCMAT1 SUBTROPICAL STORM ANDREA SPECIAL FORECAST/ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL012019 2230 UTC MON MAY 20 2019 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. INTERESTS IN BERMUDA SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. SUBTROPICAL STORM CENTER LOCATED NEAR 28.8N 68.7W AT 20/2230Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTH OR 350 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 60NE 0SE 0SW 0NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 28.8N 68.7W AT 20/2230Z AT 20/1800Z CENTER WAS LOCATED NEAR 28.6N 68.7W FORECAST VALID 21/0600Z 30.2N 68.9W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 60NE 60SE 0SW 0NW. FORECAST VALID 21/1800Z 31.1N 68.3W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 0NE 60SE 60SW 0NW. FORECAST VALID 22/0600Z 31.5N 66.4W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 22/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.8N 68.7W NEXT ADVISORY AT 21/0300Z $$ FORECASTER CANGIALOSI

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Summary for Tropical Storm ANDREA (AT1/AL012013)

2013-06-07 19:46:23| National Hurricane Center (Atlantic)

...ANDREA LOSING TROPICAL CHARACTERISTICS... As of 2:00 PM EDT Fri Jun 7 the center of ANDREA was located near 34.9, -78.9 with movement NE at 28 mph. The minimum central pressure was 996 mb with maximum sustained winds of about 45 mph.

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Tropical Storm ANDREA Public Advisory Number 8A

2013-06-07 19:46:23| National Hurricane Center (Atlantic)

Issued at 200 PM EDT FRI JUN 07 2013 000 WTNT31 KNHC 071746 TCPAT1 BULLETIN TROPICAL STORM ANDREA INTERMEDIATE ADVISORY NUMBER 8A NWS NATIONAL HURRICANE CENTER MIAMI FL AL012013 200 PM EDT FRI JUN 07 2013 ...ANDREA LOSING TROPICAL CHARACTERISTICS... SUMMARY OF 200 PM EDT...1800 UTC...INFORMATION ---------------------------------------------- LOCATION...34.9N 78.9W ABOUT 5 MI...10 KM SSW OF FAYETTEVILLE NORTH CAROLINA ABOUT 70 MI...115 KM NW OF WILMINGTON NORTH CAROLINA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...NE OR 35 DEGREES AT 28 MPH...44 KM/H MINIMUM CENTRAL PRESSURE...996 MB...29.41 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE TROPICAL STORM WARNING HAS BEEN DISCONTINUED SOUTH OF LITTLE RIVER INLET SOUTH CAROLINA. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * NORTH OF LITTLE RIVER INLET TO CAPE CHARLES LIGHT VIRGINIA * PAMLICO AND ALBEMARLE SOUNDS * LOWER CHESAPEAKE BAY SOUTH OF NEW POINT COMFORT FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING AREAS FROM THE DELMARVA PENINSULA NORTHWARD TO NEW ENGLAND...PLEASE MONITOR FORECASTS AND WARNINGS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 PM EDT...1800 UTC...THE CENTER OF TROPICAL STORM ANDREA WAS LOCATED NEAR LATITUDE 34.9 NORTH...LONGITUDE 78.9 WEST. ANDREA IS MOVING TOWARD THE NORTHEAST NEAR 28 MPH...44 KM/H...AND THIS GENERAL MOTION WITH AN INCREASE IN FORWARD SPEED IS EXPECTED THROUGH LATE SATURDAY. A TURN TOWARD THE EAST-NORTHEAST SHOULD OCCUR SATURDAY NIGHT. MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS...MAINLY OVER THE ATLANTIC WELL TO THE EAST OF THE CENTER. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS... BUT ANDREA IS EXPECTED TO LOSE TROPICAL CHARACTERISTICS LATER TODAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM EAST OF THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 996 MB...29.41 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...ANDREA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 2 TO 4 INCHES FROM CENTRAL AND EASTERN NORTH CAROLINA NORTHEASTWARD ALONG THE EASTERN SEABOARD INTO COASTAL MAINE. ADDITIONAL RAIN TOTALS OF UP TO 2 INCHES ARE EXPECTED OVER PORTIONS OF SOUTH CAROLINA THROUGH THIS MORNING WHICH COULD BRING STORM TOTAL AMOUNTS UP TO 6 INCHES ACROSS THOSE AREAS. STORM SURGE...THE COMBINATION OF STORM SURGE AND THE TIDE WILL CAUSE NORMALLY DRY AREAS NEAR THE COAST TO BE FLOODED BY RISING WATERS. THE WATER COULD REACH THE FOLLOWING HEIGHTS ABOVE GROUND IF THE PEAK SURGE OCCURS AT THE TIME OF HIGH TIDE... NORTH CAROLINA AND EXTREME SOUTHEASTERN VIRGINIA...1 TO 2 FT THE DEEPEST WATER WILL OCCUR ALONG THE IMMEDIATE COAST. SURGE- RELATED FLOODING DEPENDS ON THE RELATIVE TIMING OF THE SURGE AND THE TIDAL CYCLE...AND CAN VARY GREATLY OVER SHORT DISTANCES. FOR INFORMATION SPECIFIC TO YOUR AREA...PLEASE SEE PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE. WIND...TROPICAL STORM CONDITIONS WILL CONTINUE TO SPREAD NORTHEASTWARD ALONG THE U.S. EAST COAST WITHIN THE WARNING AREA DURING THE NEXT 12 HOURS OR SO. STRONG WINDS ARE POSSIBLE ELSEWHERE ALONG THE COAST FROM VIRGINIA TO ATLANTIC CANADA THROUGH EARLY SUNDAY. TORNADOES...A FEW TORNADOES ARE POSSIBLE OVER EASTERN PORTIONS OF NORTH CAROLINA AND VIRGINIA TODAY. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM EDT. $$ FORECASTER BERG/BEVEN

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