Tornado Warning 8, NWS Birmingham, AL

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BIRMINGHAM, AL
1022 AM CST SUN FEB 13 2000

FORECAST LOOKS GOOD. WILL UPDATE WORDING ABOUT 17Z TO REMOVE
REFERENCE TO BECOMING AND THIS AFTERNOON.

ALSO PREPARING FOR AN 18Z UPPER AIR RELEASE.

.BHM...NONE

ALZ001>038-040>050-131730-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
930 AM CST SUN FEB 13 2000

...SEVERE WEATHER POSSIBLE LATE THIS AFTERNOON AND ESPECIALLY
TONIGHT...

A LOW PRESSURE AREA ACROSS THE SOUTH-CENTRAL PLAINS WILL GATHER
STRENGTH THIS MORNING...AND THEN MOVE RAPIDLY NORTHEASTWARD DURING
THE AFTERNOON...AND INTO TONIGHT.  AS THE LOW PRESSURE AREA
APPROACHES...STRONG WINDS AT THE SURFACE...AND ALOFT...ARE FORECAST
TO DEVELOP ACROSS THE AREA BY LATE THIS AFTERNOON AND EVENING.
WARM...MOIST AIR WILL BE TRANSPORTED ACROSS THE AREA...AND THE
ATMOSPHERE IS EXPECTED TO DESTABILIZE QUICKLY.

AT THE STORM PREDICTION CENTER HAS PLACED AN AREA...WEST OF A
ROGERSVILLE...BIRMINGHAM...TUSCALOOSA LINE UNDER A MODERATE RISK OF
SEVERE WEATHER.  THE REST OF NORTH...AND CENTRAL ALABAMA AREA UNDER
A SLIGHT RISK.

AT THIS TIME...A LINE OF THUNDERSTORMS IS EXPECTED TO ENTER THE
WESTERN SECTIONS OF THE STATE BY 6 PM THIS EVENING.  THE LINE OF
THUNDERSTORMS WILL MOVE RAPIDLY ACROSS THE AREA...FROM WEST TO EAST
OVERNIGHT. ISOLATED SUPERCELLS...ALONG WITH THE POTENTIAL FOR
TORNADOES WILL ACCOMPANY THIS LINE OF THUNDERSTORMS ACROSS THE AREA.
IN ADDITION...DAMAGING STRAIGHT LINE WIND GUSTS GREATER THAN 60
MPH...LARGE HAIL...AND FREQUENT LIGHTNING CAN BE ANTICIPATED.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.  ALL PERSONS
ACROSS THE STATE ARE ENCOURAGED TO REVIEW THEIR SEVERE WEATHER
PLANS.  WATCHES AND WARNINGS ARE ANTICIPATED LATE THIS AFTERNOON...
AND ESPECIALLY TONIGHT.

EMERGENCY MANAGEMENT PERSONNEL AS WELL AS LAW ENFORCEMENT AGENCIES
MAY WANT TO MAKE PLANS FOR A PROLONGED WEATHER EVENT THAT WILL
LAST THROUGH THE OVERNIGHT HOURS TONIGHT.

ALZ001>038-040>050-132300-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
207 PM CST SUN FEB 13 2000

...SEVERE WEATHER POSSIBLE LATE THIS AFTERNOON AND INTO TONIGHT...

AN AREA OF LOW PRESSURE WAS MOVING ACROSS PARTS OF ARKANSAS THIS
AFTERNOON.  A COLD FRONT EXTENDED SOUTHWEST FROM THE AREA OF LOW
PRESSURE ACROSS PARTS OF ARKANSAS AND TEXAS.  STRONG SOUTH WINDS
CONTINUE TO SPREAD WARM...MOIST AIR ACROSS MOST OF THE STATE THIS
AFTERNOON.  NATIONAL RADARS SHOWED SCATTERED...TO NUMEROUS SHOWERS...
AND THUNDERSTORMS DEVELOPING ACROSS MUCH OF THE SOUTH-CENTRAL...AND
SOUTHEAST PARTS OF THE COUNTRY.

THE COLD FRONT IS EXPECTED TO MOVE OVER THE NORTHWEST PART OF
ALABAMA AROUND MIDNIGHT.  HOWEVER...SHOWERS AND THUNDERSTORMS WILL
CONTINUE TO DEVELOP WELL AHEAD OF THE COLD FRONT.  SOME OF THESE
STORMS MAY BECOME SEVERE THROUGH THE REMAINDER OF THIS AFTERNOON...
AND INTO THE EVENING.   THESE THUNDERSTORMS MAY PRODUCE TORNADOES...
DAMAGING WINDS...AND LARGE HAIL.

A LINE OF THUNDERSTORMS IS EXPECTED TO DEVELOP...AND SWEEP ACROSS THE
AREA LATE TONIGHT...AHEAD OF THE COLD FRONT. THE STORMS MAY PRODUCE
SEVERE WEATHER AS WELL.  DAMAGING WIND GUSTS GREATER THAN 60 MPH...
LARGE HAIL...FREQUENT LIGHTNING...AND ISOLATED TORNADOES CAN ALSO BE
ANTICIPATED WITH THESE STORMS.

THE STORM PREDICTION CENTER HAS PLACED AN AREA...WEST OF A
SCOTTSBORO...ANNISTON...BIRMINGHAM...TUSCALOOSA LINE UNDER A MODERATE
RISK OF SEVERE WEATHER.  THE REST OF NORTH...AND CENTRAL ALABAMA AREA
UNDER A SLIGHT RISK.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.  ALL PERSONS
ACROSS THE STATE ARE ENCOURAGED TO REVIEW THEIR SEVERE WEATHER
PLANS.  WATCHES AND WARNINGS ARE ANTICIPATED THROUGH THE REMAINDER
OF THE AFTERNOON AND ESPECIALLY TONIGHT.

EMERGENCY MANAGEMENT PERSONNEL AS WELL AS LAW ENFORCEMENT AGENCIES
MAY WANT TO MAKE PLANS FOR A PROLONGED WEATHER EVENT THAT WILL
LAST THROUGH THE OVERNIGHT HOURS TONIGHT.