A Stormy Period Setting Up To Take Us Into the Weekend

SEVERE WEATHER OUTLOOK
WEST TENNESSEE WEATHER ONLINE JACKSON TN
4:40 AM CDT THU MAY 8 2008

A RISK OF SEVERE WEATHER EXISTS FOR AT LEAST PARTS OF THE AREAS THROUGH THE WEEKEND.

                                           …….TODAY……..

* WEATHER HAZARDS EXPECTED AND TIMING

LARGE HAIL AND DAMAGING THUNDERSTORM WINDS WILL BE THE MAIN THREAT. THE TIME OF THE GREATEST THREAT WILL BE FROM 9 AM THROUGH 3 PM.

* AREAS AFFECTED

A *SLIGHT* RISK OF SEVERE THUNDERSTORMS EXISTS FOR AREAS EAST OF A LINE FROM UNION CITY TO DYERSBURK TO MEMPHIS.  

* DISCUSSION
  
A COLD FRONT WILL BE MOVING INTO THE AREA TODAY.  IT WILL ENCOUNTER AN UNSTABLE AIR MASS THAT WILL BE CONDUCIVE TO SEVERE THUNDERSTORMS.

                                   …..FRIDAY AND FRIDAY NIGHT….

* WEATHER HAZARDS EXPECTED AND TIMING

LARGE HAIL AND DAMAGING THUNDERSTORM WINDS WILL BE THE MAIN THREAT. THE TIME OF THE GREATEST THREAT WILL BE FROM 3 PM TO 8 PM.

* AREAS AFFECTED

A *SLIGHT* RISK OF SEVERE THUNDERSTORMS EXISTS FOR AREAS GENERALLY SOUTH OF INTERSTATE 40. 

* DISCUSSION
  
THE COLD FRONT WHICH PASSES THROUGH THE AREA ON THURSDAY WILL BECOME STATIONARY ACROSS NORTH MISSISSIPPI.  UPPER LEVEL DISTURBANCES COUPLED WITH WEAK LOW PRESSURE AREAS MOVING ALONG THE FRONT WILL HELP TO TRIGGER MORE THUNDERSTORMS IN THE SOUTHERN AREAS.

                               ….SATURDAY NIGHT INTO SUNDAY MORNING….

* WEATHER HAZARDS EXPECTED AND TIMING

LARGE HAIL AND DAMAGING THUNDERSTORM WINDS WILL BE THE MAIN THREAT. THE TIME OF THE GREATEST THREAT WILL BE LATE SATURDAY EVENING THROUGH DAYBREAK ON SUNDAY.

* AREAS AFFECTED

A *SLIGHT* RISK OF SEVERE THUNDERSTORMS EXISTS FOR ALL OF WEST TENNESSEE.

* DISCUSSION
  
LOW PRESSURE IN THE PLAINS WILL STRENGTHEN AND MOVE TOWARD THE MIDWEST. MEANWHILE IT WILL CAUSE THE FRONT ACROSS MISSISSIPPI TO LIFT NORTH ACROSS THE AREA.  THE LOW’S ATTENDING COLD FRONT WILL ALSO BE APPROACHING FROM THE WEST.  THUNDERSTORMS ASSOCIATED WITH THESE FRONTAL BOUNDARIES AND THE STRENGTHENING WIND FIELDS WILL PRODUCE CONDTIONS CONDUCIVE TO SEVERE THUNDERSTORMS.

=============================================================

* ACTION STATEMENT

AREA RESIDENTS NEED TO STAY ABREAST OF THE LATEST FORECASTS AS THE SCENARIOS OUTLINED ABOVE COULD DEFINATELY CHANGE AS THE WEEKEND ARRIVES.  ADDITIONAL POSTS WILL BE PROVIDED AS NEEDED.

WTWO/NWS/SPC