THIS PRODUCT COVERS EASTERN WEST VIRGINIA, CENTRAL AND WESTERN MARYLAND,NORTHERN AND NORTHWESTERN VIRGINIA, AND DISTRICT OF COLUMBIA**TROPICAL STORM WARNINGS EXTENDED FARTHER NORTHWEST**NEW INFORMATION---------------* CHANGES TO WATCHES AND WARNINGS:- A TROPICAL STORM WARNING HAS BEEN ISSUED FOR CARROLL, CENTRALAND SOUTHEAST HOWARD, CENTRAL AND SOUTHEAST MONTGOMERY,NORTHERN BALTIMORE, NORTHWEST HARFORD, NORTHWEST HOWARD,NORTHWEST MONTGOMERY, AND SPOTSYLVANIA- THE TROPICAL STORM WATCH HAS BEEN UPGRADED TO A TROPICAL STORMWARNING FOR ANNE ARUNDEL, ARLINGTON/FALLS CHURCH/ALEXANDRIA,CHARLES, DISTRICT OF COLUMBIA, FAIRFAX, KING GEORGE, PRINCEGEORGES, PRINCE WILLIAM/MANASSAS/MANASSAS PARK, SOUTHEASTHARFORD, SOUTHERN BALTIMORE, AND STAFFORD* CURRENT WATCHES AND WARNINGS:- A TROPICAL STORM WARNING IS IN EFFECT FOR ANNE ARUNDEL,ARLINGTON/FALLS CHURCH/ALEXANDRIA, CALVERT, CARROLL, CENTRALAND SOUTHEAST HOWARD, CENTRAL AND SOUTHEAST MONTGOMERY,CHARLES, DISTRICT OF COLUMBIA, FAIRFAX, KING GEORGE, NORTHERNBALTIMORE, NORTHWEST HARFORD, NORTHWEST HOWARD, NORTHWESTMONTGOMERY, PRINCE GEORGES, PRINCE WILLIAM/MANASSAS/MANASSASPARK, SOUTHEAST HARFORD, SOUTHERN BALTIMORE, SPOTSYLVANIA, ST.MARYS, AND STAFFORD* STORM INFORMATION:- ABOUT 590 MILES SOUTH-SOUTHWEST OF WASHINGTON DC OR ABOUT 620MILES SOUTH-SOUTHWEST OF BALTIMORE MD- 30.7N 80.1W- STORM INTENSITY 70 MPH- MOVEMENT NORTH OR 360 DEGREES AT 13 MPHSITUATION OVERVIEW------------------SIGNIFICANT FLASH FLOODING OF SMALL STREAMS AND CREEKS IS LIKELYTONIGHT INTO TUESDAY EVENING AS RAINFALL ASSOCIATED WITH TROPICALSTORM ISAIAS SPREADS NORTHWARD. WIDESPREAD RAINFALL TOTALS OF 3 TO6 INCHES ARE EXPECTED WITH LOCALLY HIGHER AMOUNTS POSSIBLE. THEHIGHEST AMOUNTS ARE EXPECTED EAST OF THE BLUE RIDGE MOUNTAINSPARTICULARLY OVER THE I-95 CORRIDOR LATE TONIGHT THROUGH TUESDAY.TROPICAL STORM FORCE WINDS ARE EXPECTED ALONG AND EAST OF THEI-95 CORRIDOR AND NORTH CENTRAL MARYLAND. TREE DAMAGE AND POWERARE POSSIBLE IN THIS AREA. MODERATE COASTAL FLOODING IS ALSOPOSSIBLE AT TIMES OF HIGH TIDE TUESDAY AS ISAIAS MAKES ITSCLOSEST APPROACH TO THE AREA AND CONTINUING WEDNESDAY MORNING.POTENTIAL IMPACTS-----------------* FLOODING RAIN:PROTECT AGAINST LIFE-THREATENING RAINFALL FLOODING HAVING POSSIBLEEXTENSIVE IMPACTS ACROSS AREAS ALONG AND EAST OF THE I-95 CORRIDOR.POTENTIAL IMPACTS INCLUDE:- MAJOR RAINFALL FLOODING MAY PROMPT MANY EVACUATIONS AND RESCUES.- RIVERS AND TRIBUTARIES MAY RAPIDLY OVERFLOW THEIR BANKS INMULTIPLE PLACES. SMALL STREAMS, CREEKS, CANALS, ARROYOS, ANDDITCHES MAY BECOME DANGEROUS RIVERS. IN MOUNTAIN AREAS,DESTRUCTIVE RUNOFF MAY RUN QUICKLY DOWN VALLEYS WHILEINCREASING SUSCEPTIBILITY TO ROCKSLIDES AND MUDSLIDES. FLOODCONTROL SYSTEMS AND BARRIERS MAY BECOME STRESSED.- FLOOD WATERS CAN ENTER MANY STRUCTURES WITHIN MULTIPLECOMMUNITIES, SOME STRUCTURES BECOMING UNINHABITABLE OR WASHEDAWAY. MANY PLACES WHERE FLOOD WATERS MAY COVER ESCAPE ROUTES.STREETS AND PARKING LOTS BECOME RIVERS OF MOVING WATER WITHUNDERPASSES SUBMERGED. DRIVING CONDITIONS BECOME DANGEROUS.MANY ROAD AND BRIDGE CLOSURES WITH SOME WEAKENED OR WASHED OUT.PROTECT AGAINST DANGEROUS RAINFALL FLOODING HAVING POSSIBLE LIMITEDTO SIGNIFICANT IMPACTS ACROSS AREAS WEST OF THE I-95 CORRIDOR TO THEWESTERN MOUNTAINS.* WIND:PROTECT AGAINST DANGEROUS WIND HAVING POSSIBLE SIGNIFICANT IMPACTSALONG AND EAST OF THE I-95 CORRIDOR INCLUDING THE WASHINGTON DC ANDBALTIMORE METRO AREA.. POTENTIAL IMPACTS IN THIS AREA INCLUDE:- SOME DAMAGE TO ROOFING AND SIDING MATERIALS, ALONG WITH DAMAGETO PORCHES, AWNINGS, CARPORTS, AND SHEDS. A FEW BUILDINGSEXPERIENCING WINDOW, DOOR, AND GARAGE DOOR FAILURES. MOBILEHOMES DAMAGED, ESPECIALLY IF UNANCHORED. UNSECURED LIGHTWEIGHTOBJECTS BECOME DANGEROUS PROJECTILES.- SEVERAL LARGE TREES SNAPPED OR UPROOTED, BUT WITH GREATERNUMBERS IN PLACES WHERE TREES ARE SHALLOW ROOTED. SEVERALFENCES AND ROADWAY SIGNS BLOWN OVER.- SOME ROADS IMPASSABLE FROM LARGE DEBRIS, AND MORE WITHIN URBANOR HEAVILY WOODED PLACES. A FEW BRIDGES, CAUSEWAYS, AND ACCESSROUTES IMPASSABLE.- SCATTERED POWER AND COMMUNICATIONS OUTAGES, BUT MORE PREVALENTIN AREAS WITH ABOVE GROUND LINES.ALSO, PROTECT AGAINST HAZARDOUS WIND HAVING POSSIBLE LIMITED IMPACTSALONG AND EAST OF THE I-81 CORRIDOR.* SURGE:PROTECT AGAINST LOCALLY HAZARDOUS SURGE HAVING POSSIBLE LIMITEDIMPACTS ACROSS TIDAL POTOMAC AND CHESAPEAKE BAY. POTENTIAL IMPACTSIN THIS AREA INCLUDE:- LOCALIZED INUNDATION WITH STORM SURGE FLOODING MAINLY ALONGIMMEDIATE SHORELINES AND IN LOW-LYING SPOTS, OR IN AREASFARTHER INLAND NEAR WHERE HIGHER SURGE WATERS MOVE ASHORE.- SECTIONS OF NEAR-SHORE ROADS AND PARKING LOTS BECOME OVERSPREADWITH SURGE WATER. DRIVING CONDITIONS DANGEROUS IN PLACES WHERESURGE WATER COVERS THE ROAD.- MODERATE BEACH EROSION. HEAVY SURF ALSO BREACHING DUNES, MAINLYIN USUALLY VULNERABLE LOCATIONS. STRONG RIP CURRENTS.- MINOR TO LOCALLY MODERATE DAMAGE TO MARINAS, DOCKS, BOARDWALKS,AND PIERS. A FEW SMALL CRAFT BROKEN AWAY FROM MOORINGS.* TORNADOES:PROTECT AGAINST A TORNADO EVENT HAVING POSSIBLE LIMITED IMPACTSACROSS SOUTHERN MARYLAND. POTENTIAL IMPACTS INCLUDE:- THE OCCURRENCE OF ISOLATED TORNADOES CAN HINDER THE EXECUTIONOF EMERGENCY PLANS DURING TROPICAL EVENTS.- A FEW PLACES MAY EXPERIENCE TORNADO DAMAGE, ALONG WITH POWERAND COMMUNICATIONS DISRUPTIONS.- LOCATIONS COULD REALIZE ROOFS PEELED OFF BUILDINGS, CHIMNEYSTOPPLED, MOBILE HOMES PUSHED OFF FOUNDATIONS OR OVERTURNED,LARGE TREE TOPS AND BRANCHES SNAPPED OFF, SHALLOW-ROOTED TREESKNOCKED OVER, MOVING VEHICLES BLOWN OFF ROADS, AND SMALL BOATSPULLED FROM MOORINGS.ELSEWHERE ACROSS EASTERN WEST VIRGINIA, CENTRAL AND WESTERN MARYLAND,NORTHERN AND NORTHWESTERN VIRGINIA, AND DISTRICT OF COLUMBIA, LITTLETO NO IMPACT IS ANTICIPATED.PRECAUTIONARY/PREPAREDNESS ACTIONS----------------------------------* EVACUATIONS:WATCH/WARNING PHASE - LISTEN TO LOCAL OFFICIAL FOR RECOMMENDEDPREPAREDNESS ACTIONS, INCLUDING POSSIBLE EVACUATION OF LOW LYINGAREAS. IF ORDERED TO EVACUATE, DO SO IMMEDIATELY.* OTHER PREPAREDNESS INFORMATION:NOW IS THE TIME TO COMPLETE ALL PREPARATIONS TO PROTECT LIFE ANDPROPERTY IN ACCORDANCE WITH YOUR EMERGENCY PLAN. ENSURE YOU ARE IN ASAFE LOCATION BEFORE THE ONSET OF STRONG WINDS OR POSSIBLE FLOODING.IF YOU ARE A VISITOR, BE SURE TO KNOW THE NAME OF THE CITY OR TOWN INWHICH YOU ARE STAYING AND THE NAME OF THE COUNTY OR PARISH IN WHICHIT RESIDES. LISTEN FOR THESE LOCATIONS IN LOCAL NEWS UPDATES. PAYATTENTION FOR INSTRUCTIONS FROM LOCAL AUTHORITIES.IF YOU LIVE IN A PLACE PARTICULARLY VULNERABLE TO FLOODING, SUCH ASAREAS ALONG TIDAL LOCATIONS, IN LOW-LYING OR POOR DRAINAGE AREAS, INA VALLEY, OR NEAR AN ALREADY SWOLLEN RIVER, BE PREPARED TO MOVEQUICKLY TO SAFE SHELTER ON HIGHER GROUND.RAPIDLY RISING FLOOD WATERS ARE DEADLY. IF YOU ARE IN A FLOOD-PRONEAREA, CONSIDER MOVING TO HIGHER GROUND. NEVER DRIVE THROUGH A FLOODEDROADWAY. REMEMBER, TURN AROUND DON'T DROWN!IF IN A PLACE THAT IS VULNERABLE TO HIGH WIND, SUCH AS NEAR LARGETREES, A MANUFACTURED HOME, UPPER FLOORS OF A HIGH-RISE BUILDING, ORON A BOAT, CONSIDER MOVING TO A SAFER LOCATION BEFORE THE ONSET OFSTRONG WINDS.CLOSELY MONITOR WEATHER.GOV, NOAA WEATHER RADIO OR LOCAL NEWS OUTLETSFOR OFFICIAL STORM INFORMATION. BE READY TO ADAPT TO POSSIBLE CHANGESTO THE FORECAST. ENSURE YOU HAVE MULTIPLE WAYS TO RECEIVE WEATHERWARNINGS.THERE IS A THREAT FROM TORNADOES WITH THIS STORM. HAVE MULTIPLE WAYSTO RECEIVE TORNADO WARNINGS. BE READY TO SHELTER QUICKLY.* ADDITIONAL SOURCES OF INFORMATION:- FOR INFORMATION ON APPROPRIATE PREPARATIONS SEE READY.GOV- FOR INFORMATION ON CREATING AN EMERGENCY PLAN SEE GETAGAMEPLAN.ORG- FOR ADDITIONAL DISASTER PREPAREDNESS INFORMATION SEE REDCROSS.ORGNEXT UPDATE-----------THE NEXT LOCAL STATEMENT WILL BE ISSUED BY THE NATIONAL WEATHERSERVICE IN BALTIMORE MD/WASHINGTON DC AROUND 230 PM EDT, OR SOONER IFCONDITIONS WARRANT.

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