Severe Thunderstorm Warning 171, NWS Jackson, MS

ARZ074-075-LAZ007>009-015-016-023>026-MSZ001>067-072>076-078-079-
222200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
505 AM CDT TUE APR 22 1997

...THREAT OF SEVERE WEATHER FOR MISSISSIPPI...NORTHEAST LOUISIANA AND
SOUTHEAST ARKANSAS TODAY...

EARLY THIS MORNING A STATIONARY FRONT EXTENDED ACROSS NORTHERN
MISSISSIPPI AND ALONG THE ARKANSAS...LOUISIANA BORDER. LOW PRESSURE
WILL DEVELOP AND MOVE ALONG THIS FRONT THIS AFTERNOON. THE COMBINATION
OF THE LOW PRESSURE SYSTEM MOVING ALONG THE FRONT...A STRONG UPPER
LEVEL WEATHER DISTURBANCE APPROACHING THE AREA FROM THE WEST...AND
MOIST AND UNSTABLE AIR ACROSS THE REGION...WILL SET THE STAGE FOR
SEVERE THUNDERSTORMS ACROSS THE AREA TODAY AND POSSIBLY INTO TONIGHT.

SEVERE THUNDERSTORMS HAVE ALREADY BEEN OCCURRING JUST TO THE WEST OF
THE AREA OVERNIGHT...AND A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT
FOR ASHLEY COUNTY AR AND MOREHOUSE PARISH LA UNTIL 11 AM.
THUNDERSTORMS WILL BE ON THE INCREASE FROM THE WEST ACROSS THE AREA
TODAY...AND WILL CONTINUE INTO AT LEAST THE EARLY PART OF TONIGHT.

SOME OF THESE STORMS WILL LIKELY BECOME SEVERE. THE MAIN THREAT FROM
THIS SEVERE WEATHER EPISODE LOOKS TO BE LARGE HAIL...WITH SOME THREAT
FOR DAMAGING WINDS. IN ADDITION...HEAVY RAINFALL WILL OCCUR WITH THE
STORMS...AND VERY HEAVY RAINFALL TOTALS MAY OCCUR IN AREAS WHERE
SEVERAL THUNDERSTORMS TRAIN ACROSS THE SAME AREA. SOME LOCALIZED
FLOODING IS POSSIBLE.

PEOPLE THROUGHOUT MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST
ARKANSAS SHOULD KEEP UP TO DATE ON THE WEATHER TODAY AND LISTEN FOR
LATER WATCHES OR WARNINGS. HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT PERSONNEL MAY BE REQUIRED TO ASSIST IN THE DETECTION OF
SEVERE WEATHER TODAY.

ARZ074-075-LAZ007>009-015-016-023>026-MSZ001>067-072>076-078-079-
222200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
505 AM CDT TUE APR 22 1997

...THREAT OF SEVERE WEATHER FOR MISSISSIPPI...NORTHEAST LOUISIANA AND
SOUTHEAST ARKANSAS TODAY...

EARLY THIS MORNING A STATIONARY FRONT EXTENDED ACROSS NORTHERN
MISSISSIPPI AND ALONG THE ARKANSAS...LOUISIANA BORDER. LOW PRESSURE
WILL DEVELOP AND MOVE ALONG THIS FRONT THIS AFTERNOON. THE COMBINATION
OF THE LOW PRESSURE SYSTEM MOVING ALONG THE FRONT...A STRONG UPPER
LEVEL WEATHER DISTURBANCE APPROACHING THE AREA FROM THE WEST...AND
MOIST AND UNSTABLE AIR ACROSS THE REGION...WILL SET THE STAGE FOR
SEVERE THUNDERSTORMS ACROSS THE AREA TODAY AND POSSIBLY INTO TONIGHT.

SEVERE THUNDERSTORMS HAVE ALREADY BEEN OCCURRING JUST TO THE WEST OF
THE AREA OVERNIGHT...AND A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT
FOR ASHLEY COUNTY AR AND MOREHOUSE PARISH LA UNTIL 11 AM.
THUNDERSTORMS WILL BE ON THE INCREASE FROM THE WEST ACROSS THE AREA
TODAY...AND WILL CONTINUE INTO AT LEAST THE EARLY PART OF TONIGHT.

SOME OF THESE STORMS WILL LIKELY BECOME SEVERE. THE MAIN THREAT FROM
THIS SEVERE WEATHER EPISODE LOOKS TO BE LARGE HAIL...WITH SOME THREAT
FOR DAMAGING WINDS. IN ADDITION...HEAVY RAINFALL WILL OCCUR WITH THE
STORMS...AND VERY HEAVY RAINFALL TOTALS MAY OCCUR IN AREAS WHERE
SEVERAL THUNDERSTORMS TRAIN ACROSS THE SAME AREA. SOME LOCALIZED
FLOODING IS POSSIBLE.

PEOPLE THROUGHOUT MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST
ARKANSAS SHOULD KEEP UP TO DATE ON THE WEATHER TODAY AND LISTEN FOR
LATER WATCHES OR WARNINGS. HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT PERSONNEL MAY BE REQUIRED TO ASSIST IN THE DETECTION. OF
SEVERE WEATHER TODAY.

MSZ001>082-230400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT TUE APR 22 1997

...MAIN SEVERE WEATHER THREAT CENTRAL AND SOUTH MISSISSIPPI TODAY...

A COLD FRONT EXTENDED FROM NORTHEAST LOUISIANA TO NORTHEAST
MISSISSIPPI THIS MORNING. A DEVELOPING LOW PRESSURE SYSTEM OVER TEXAS
IS EXPECTED TO TRACK ALONG THE FRONT AND INTENSIFY AS IT MOVES ACROSS
MISSISSIPPI.

THE AIR MASS ACROSS THE REGION IS VERY UNSTABLE TODAY AND PERSISTENT
SOUTHERLY FLOW SOUTH OF THE FRONT WILL MAINTAIN WARM GULF MOISTURE OVER
CENTRAL AND SOUTH MISSISSIPPI. THIS WILL RESULT IN THE DEVELOPMENT OF
STRONG THUNDERSTORMS OVER THE STATE...PARTICULARLY OVER CENTRAL
MISSISSIPPI COUNTIES. THUNDERSTORM OUTFLOWS THAT MOVE SOUTHWARD FROM
AFTERNOON STORMS MAY ALSO FOCUS THUNDERSTORM DEVELOPMENT IN SOUTH
MISSISSIPPI TODAY.
THE MAIN SEVERE WEATHER THREAT WILL BE VERY LARGE HAIL AND
DAMAGING WINDS. THE CURRENT WIND FIELDS AND WIND SHEAR ARE NOT
VERY STRONG BUT ISOLATED TORNADOES ARE POSSIBLE.

SEVERE THUNDERSTORMS ARE POSSIBLE TONIGHT...PARTICULARLY FOR SOUTH
MISSISSIPPI. THE SEVERE WEATHER THREAT WILL DIMINISH LATE TONIGHT
AS THE LOW PRESSURE SYSTEM MOVES INTO ALABAMA.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT PERSONNEL WILL LIKELY BE REQUIRED TODAY AND TONIGHT.

MSZ001>082-230400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT TUE APR 22 1997

...MAIN SEVERE WEATHER THREAT CENTRAL AND SOUTH MISSISSIPPI TODAY...

A COLD FRONT EXTENDED FROM NORTHEAST LOUISIANA TO NORTHEAST
MISSISSIPPI THIS MORNING. A DEVELOPING LOW PRESSURE SYSTEM OVER TEXAS
IS EXPECTED TO TRACK ALONG THE FRONT AND INTENSIFY AS IT MOVES ACROSS
MISSISSIPPI.

THE AIR MASS ACROSS THE REGION IS VERY UNSTABLE TODAY AND PERSISTENT
SOUTHERLY FLOW SOUTH OF THE FRONT WILL MAINTAIN WARM GULF MOISTURE OVER
CENTRAL AND SOUTH MISSISSIPPI. THIS WILL RESULT IN THE DEVELOPMENT OF
STRONG THUNDERSTORMS OVER THE STATE...PARTICULARLY OVER CENTRAL
MISSISSIPPI COUNTIES. THUNDERSTORM OUTFLOWS THAT MOVE SOUTHWARD FROM
AFTERNOON STORMS MAY ALSO FOCUS THUNDERSTORM DEVELOPMENT IN SOUTH
MISSISSIPPI TODAY.

THE MAIN SEVERE WEATHER THREAT WILL BE VERY LARGE HAIL AND
DAMAGING WINDS. THE CURRENT WIND FIELDS AND WIND SHEAR ARE NOT
VERY STRONG BUT ISOLATED TORNADOES ARE POSSIBLE.

SEVERE THUNDERSTORMS ARE POSSIBLE TONIGHT...PARTICULARLY FOR SOUTH
MISSISSIPPI. THE SEVERE WEATHER THREAT WILL DIMINISH LATE TONIGHT
AS THE LOW PRESSURE SYSTEM MOVES INTO ALABAMA.

ACTIVJATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT PERSONNEL WILL LILEY BE REQUIRED TODAY AND TONIGHT.

MSZ001>082-230400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT TUE APR 22 1997

...MAIN SEVERE WEATHER THREAT CENTRAL AND SOUTH MISSISSIPPI TODAY...

A COLD FRONT EXTENDED FROM NORTHEAST LOUISIANA TO NORTHEAST
MISSISSIPPI THIS MORNING. A DEVELOPING LOW PRESSURE SYSTEM OVER TEXAS
IS EXPECTED TO TRACK ALONG THE FRONT AND INTENSIFY AS IT MOVES ACROSS
MISSISSIPPI.

THE AIR MASS ACROSS THE REGION IS VERY UNSTABLE TODAY AND PERSISTENT
SOUTHERLY FLOW SOUTH OF THE FRONT WILL MAINTAIN WARM GULF MOISTURE OVER
CENTRAL AND SOUTH MISSISSIPPI. THIS WILL RESULT IN THE DEVELOPMENT OF
STRONG THUNDERSTORMS OVER THE STATE...PARTICULARLY OVER CENTRAL
MISSISSIPPI COUNTIES. THUNDERSTORM OUTFLOWS THAT MOVE SOUTHWARD FROM
AFTERNOON STORMS MAY ALSO FOCUS THUNDERSTORM DEVELOPMENT IN SOUTH
MISSISSIPPI TODAY.
THE MAIN SEVERE WEATHER THREAT WILL BE VERY LARGE HAIL AND
DAMAGING WINDS. THE CURRENT WIND FIELDS AND WIND SHEAR ARE NOT
VERY STRONG BUT ISOLATED TORNADOES ARE POSSIBLE.

SEVERE THUNDERSTORMS ARE POSSIBLE TONIGHT...PARTICULARLY FOR SOUTH
MISSISSIPPI. THE SEVERE WEATHER THREAT WILL DIMINISH LATE TONIGHT
AS THE LOW PRESSURE SYSTEM MOVES INTO ALABAMA.

ACTRIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT PERSONNEL WILL LIKELY BE REQUIRED TODAY AND TONIGHT.