

000 

WWUS20 KWNS 090700

SEL6

SPC WW 090700

MDZ000-NCZ000-VAZ000-CWZ000-091300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 286

NWS STORM PREDICTION CENTER NORMAN OK

300 AM EDT FRI MAY 9 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF SOUTHERN MARYLAND

       A LARGE PART OF NORTHERN NORTH CAROLINA

       A LARGE PART OF SOUTHERN AND EASTERN VIRGINIA

       COASTAL WATERS



EFFECTIVE THIS FRIDAY MORNING FROM 300 AM UNTIL 900 AM EDT.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 20 MILES WEST SOUTHWEST OF

GREENSBORO NORTH CAROLINA TO 50 MILES NORTHEAST OF NORFOLK

VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 280...TORNADO WATCH NUMBER 282...TORNADO WATCH

NUMBER 283. WATCH NUMBER 280 282 283 WILL NOT BE IN EFFECT AFTER

300 AM EDT. CONTINUE...WW 284...WW 285...



DISCUSSION...DEEPENING SURFACE LOW MOVING ACROSS MID ATLANTIC STATES

WITH STRONG SHEAR PROFILES REMAINING IN PLACE FOR SUPPORT OF

TORNADIC SUPERCELLS.  MOST LIKELY AREA OF SEVERE STORMS WILL REMAIN

VICINITY OF E/W BOUNDARY VICINITY VA/NC BORDER WHICH MAY SHIFT A

LITTLE NWD ERN PORTION OF WATCH.  ADDITIONAL SUPERCELL POTENTIAL

MOVING EWD ACROSS NRN NC IN WARM SECTOR GIVEN THE AVAILABLE

MOISTURE/INSTABILITY AND STRONG SHEAR.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24040.





...HALES



000 

WWUS20 KWNS 090700

SEL6

SPC WW 090700

MDZ000-NCZ000-VAZ000-CWZ000-091300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 286...RESENT

NWS STORM PREDICTION CENTER NORMAN OK

300 AM EDT FRI MAY 9 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       PARTS OF SOUTHERN MARYLAND

       A LARGE PART OF NORTHERN NORTH CAROLINA

       A LARGE PART OF SOUTHERN AND EASTERN VIRGINIA

       COASTAL WATERS



EFFECTIVE THIS FRIDAY MORNING FROM 300 AM UNTIL 900 AM EDT.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 20 MILES WEST SOUTHWEST OF

GREENSBORO NORTH CAROLINA TO 50 MILES NORTHEAST OF NORFOLK

VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS.



OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 280...TORNADO WATCH NUMBER 282...TORNADO WATCH

NUMBER 283. WATCH NUMBER 280 282 283 WILL NOT BE IN EFFECT AFTER

300 AM EDT. CONTINUE...WW 284...WW 285...



DISCUSSION...DEEPENING SURFACE LOW MOVING ACROSS MID ATLANTIC STATES

WITH STRONG SHEAR PROFILES REMAINING IN PLACE FOR SUPPORT OF

TORNADIC SUPERCELLS.  MOST LIKELY AREA OF SEVERE STORMS WILL REMAIN

VICINITY OF E/W BOUNDARY VICINITY VA/NC BORDER WHICH MAY SHIFT A

LITTLE NWD ERN PORTION OF WATCH.  ADDITIONAL SUPERCELL POTENTIAL

MOVING EWD ACROSS NRN NC IN WARM SECTOR GIVEN THE AVAILABLE

MOISTURE/INSTABILITY AND STRONG SHEAR.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24040.





...HALES

