Special Weather Statement, NWS Huntsville, AL

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1247 PM CDT WED JUL 23 2014

.UPDATE...
FOR 18Z TAFS

&&

.DISCUSSION...
/ISSUED 926 AM CDT WED JUL 23 2014/
NO MAJOR CHANGES TO THE FCST ATTM...JUST REMOVED THE FOG ADVISORY
FOR NE AL. OTHERWISE TEMPS ARE ALREADY IN THE LOW 80S FOR SEVERAL
LOCATIONS. LOOKS LIKE A HOT/HUMID DAY COMING UP WITH SCT SHRA/TSRA
MAINLY DURING THE AFTN/EVENING HOURS. NO SVR WX EXPECTED BUT CANT
RULE OUT GUSTY WINDS/BRIEF HVY RAIN IN A FEW STORMS THAT DO DEVELOP.

07

&&

.AVIATION...
FOR 18Z TAFS...COMBINATION OF WEAK SFC BOUNDARY AND UPPER LEVEL
TROUGH WILL MAINTAIN UNSETTLED WEATHER ACROSS THE REGION OVER THE
NEXT 48 HOURS. AT BOTH TAF SITES HAVE KEPT PREDOMINANT VFR CONDITIONS
WITH VICINITY SHOWERS THROUGH THE PERIOD TO ACCOUNT FOR UNCERTAINTY.
ALSO KEPT A WINDOW OF THUNDERSTORM POTENTIONAL WITH MVFR VSBYS
THROUGH MID AFTN AT KHSV BASED ON CURRENT RADAR AND MESOSCALE TRENDS.
MODEL GUIDANCE INDICATES A HIGH PROBABILITY OF CONVECTION LATE
TONIGHT/EARLY THURSDAY AND INCLUDED A WINDOW OF MVFR CONDITIONS DUE
TO THUNDERSTORMS DURING THAT PERIOD. OVERALL WIND FIELD SHOULD BE
LIGHT ASIDE FROM BRIEFLY TURBULENT WITHIN/NEAR THUNDERSTORMS.

15

&&

.HUN WATCHES/WARNINGS/ADVISORIES...
AL...NONE.
TN...NONE.
&&

FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE
AT WEATHER.GOV/HUNTSVILLE.

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1157 AM CDT WED JUL 23 2014

ALZ001>010-016-TNZ076-096-097-241030-
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
1157 AM CDT WED JUL 23 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PORTIONS
OF SOUTHERN MIDDLE TENNESSEE.

.DAY ONE...TONIGHT...

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS THE AREA
THROUGH TONIGHT. BRIEF GUSTY WINDS AND LOCALLY HEAVY
RAINFALL...LEADING TO SOME ISOLATED FLASH FLOODING...WILL BE
POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

A GOOD CHANCE OF THUNDERSTORMS EXISTS THURSDAY AND THURSDAY NIGHT
AS A WEAK COLD FRONT PUSHES SOUTHWARD INTO THE TENNESSEE VALLEY.
GUSTY WINDS AND HEAVY RAINFALL WILL BE POSSIBLE WITH STRONGER
STORMS.

A MORE TYPICAL SUMMER PATTERN WILL RETURN BY SUNDAY INTO EARLY NEXT
WEEK WITH DAILY CHANCES OF MAINLY AFTERNOON AND EARLY EVENING
THUNDERSTORMS.

.SPOTTER CALL TO ACTION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS
NOT ANTICIPATED AT THIS TIME.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1252 PM CDT WED JUL 23 2014

ALZ005-006-231830-
MADISON AL-LIMESTONE AL-
1252 PM CDT WED JUL 23 2014

...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL MADISON AND EAST
CENTRAL LIMESTONE COUNTIES UNTIL 130 PM CDT...

AT 1250 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR
MADISON...MOVING SOUTHWEST AT 10 MPH.

WIND GUSTS IN EXCESS OF 30 MPH AND VERY HEAVY RAINFALL WILL BE
POSSIBLE WITH THIS STORM. SPOTTER REPORTS INDICATE 2 TO 3 INCHES OF
WATER COVERING THE ROAD AT PINE GROVE AND WALL TRIANA IN WESTERN
MADISON COUNTY.

LOCATIONS IMPACTED INCLUDE...
WESTERN HUNTSVILLE...MADISON...ATHENS...UNIVERSITY OF ALABAMA IN
HUNTSVILLE...HARVEST...HUNTSVILLE INTERNATIONAL AIRPORT...FRENCH MILL
AND CAPSHAW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LOCALLY HEAVY RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD
TO MINOR FLOODING ON ROADS AND IN LOW LYING AREAS. DO NOT DRIVE YOUR
VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3472 8663 3464 8683 3465 8686 3479 8693
      3486 8673
TIME...MOT...LOC 1750Z 061DEG 8KT 3477 8676

15

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1258 PM CDT WED JUL 23 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1240 PM     HEAVY RAIN       4 S HARVEST             34.79N 86.75W
07/23/2014  E3.00 INCH       MADISON            AL   TRAINED SPOTTER

            TWO TO THREE INCHES OF WATER WAS REPORTED OVER THE ROAD
            AT THE INTERSECTION OF WALL TRIANA AND PINE GROVE ROAD.

&&

KWEBER

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