Hazardous Weather Outlook
Issued by NWS Birmingham, AL

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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
621 AM CDT MON OCT 13 2014

ALZ011>015-017>050-141130-
MARION-LAMAR-FAYETTE-WINSTON-WALKER-BLOUNT-ETOWAH-CALHOUN-CHEROKEE-
CLEBURNE-PICKENS-TUSCALOOSA-JEFFERSON-SHELBY-ST. CLAIR-TALLADEGA-
CLAY-RANDOLPH-SUMTER-GREENE-HALE-PERRY-BIBB-CHILTON-COOSA-TALLAPOOSA-
CHAMBERS-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE-MONTGOMERY-MACON-
BULLOCK-LEE-RUSSELL-PIKE-BARBOUR-
621 AM CDT MON OCT 13 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE
NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM.

.DAY ONE...TODAY AND TONIGHT.

THE POTENTIAL FOR SEVERE WEATHER...INCLUDING DAMAGING STRAIGHT
LINE WINDS AND TORNADOES...EXISTS BEGINNING LATE THIS AFTERNOON
THROUGH AT LEAST TUESDAY MORNING.

FIRST...DURING THE LATE AFTERNOON AND EVENING HOURS...ISOLATED
DISCRETE SUPERCELLS CAPABLE OF PRODUCING TORNADOES WILL BE
POSSIBLE IN THE WEST. THIS ACTIVITY WILL SPREAD NORTH AND EAST
THROUGH THE EARLY EVENING HOURS. SECOND...A SQUALL LINE CAPABLE OF
PRODUCING WIDESPREAD WIND DAMAGE AND EMBEDDED TORNADOES WILL MOVE
INTO THE WEST AROUND MIDNIGHT. OVERNIGHT...THIS SQUALL LINE IS
EXPECTED TO WEAKEN...WHILE DEVELOPMENT AHEAD OF THE SQUALL LINE IS
EXPECTED TO STRENGTHEN...POSSIBLY ORGANIZING INTO A SQUALL
LINE...AND MOVE ACROSS EAST CENTRAL ALABAMA EARLY TUESDAY MORNING.

ALTHOUGH SEVERE WEATHER WILL BE POSSIBLE ACROSS ALL OF CENTRAL
ALABAMA...THE GREATEST THREAT WILL BE WEST OF A LINE FROM SELMA TO
BIRMINGHAM. THE MAIN THREATS WILL BE DAMAGING STRAIGHT LINE WINDS
OF 60 MPH OR GREATER AND ISOLATED TORNADOES. THERE IS A SLIGHTLY LOWER
THREAT OF LARGE HAIL AND LOCALIZED FLASH FLOODING.

AHEAD OF THE APPROACHING STORM SYSTEM...A TIGHTENED PRESSURE
GRADIENT WILL RESULT IN SUSTAINED WINDS AROUND 20 MPH AND WIND
GUSTS AS HIGH AS 40 MPH TODAY AND TONIGHT...OUTSIDE OF ANY
CONVECTION.

ANY STORMS WILL PRODUCE HEAVY RAINFALL...WITH 1.5 TO 3 INCHES
EXPECTED AREAWIDE THROUGH TOMORROW. PORTIONS OF NORTH CENTRAL
ALABAMA HAVE RECEIVED 2 TO 6 INCHES OF RAIN OVER THE LAST SEVERAL
DAYS...AND A FLASH FLOOD WATCH HAS BEEN ISSUED FOR LOCATIONS
GENERALLY ALONG AND NORTH OF A LINE FROM MILLPORT TO CORDOVA TO
ONEONTA.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

A COMBINATION OF SQUALL LINE AND SUPERCELL THUNDERSTORMS IS EXPECTED
TO BE ONGOING TUESDAY MORNING...ESPECIALLY ACROSS THE EAST. THE
THREAT OF DAMAGING STRAIGHT LINE WINDS AND ISOLATED TORNADOES WILL
CONTINUE THROUGH THE MORNING HOURS. THERE IS A CHANCE OF
THUNDERSTORMS REDEVELOPING DURING THE AFTERNOON ACROSS THE
EAST...BUT THIS ACTIVITY IS NOT EXPECTED TO BE SEVERE. THE THREAT
OF FLASH FLOODING WILL CONTINUE GENERALLY ALONG AND NORTH OF A
LINE FROM MILLPORT TO CORDOVA TO ONEONTA THROUGH MID DAY.

BEYOND TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT MAY BE
NEEDED FROM LATE THIS AFTERNOON THROUGH TUESDAY MORNING.

$$







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