Severe Thunderstorm Warning 346, NWS Fort Worth, TX

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE FORT WORTH TX
315 PM CDT SAT MAY 27 2000

...UPDATED TO ADD FLASH FLOOD WATCH FOR NORTHERN 1/3 NORTH TEXAS...

WITH VERY HIGH CAPE AND INSTABILITIES...SEVERE THUNDERSTORMS WILL
CONTINUE TO DEVELOP ALONG WEAK COOL FRONT/OUTFLOW BOUNDARY AND SPREAD
EAST AND SOUTHEAST ACROSS THE REMAINDER OF NORTH TEXAS THE REST OF
THE AFTERNOON AND TONIGHT.  STORMS HAVE SLOWED IN FORWARD SPEED
WHICH MAY CREATE POTENTIAL FOR FLASH FLOODING.  RIDGE BUILDS
INTO WEST TEXAS SUNDAY AND OVER ALL OF TEXAS BY MONDAY. WITH LOWER
DEWPOINTS ACROSS NORTH TEXAS...AFTERNOON HIGHS WILL BE CONSIDERABLY
WARMER THAN THE PAST WEEK...WITH THE HOTTEST WEATHER OF THE YEAR SO
FAR ACROSS THE EASTERN 2/3 NORTH TEXAS BY MID WEEK.

DFW  67/92/70/97   4000
ACT  68/92/69/97   4000

.FTW...FLASH FLOOD WATCH NORTH OF A LINE FROM BRECKENRIDGE TO
       WEATHERFORD...TO FORT WORTH...TO DALLAS...TO GREENVILLE...TO
       SULPHUR SPRINGS.

59

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-272100-

HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
1115 AM CDT SAT MAY 27 2000

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS ALL OF NORTH
TEXAS THIS AFTERNOON AND TONIGHT.

LATE THIS MORNING MOISTURE AND INSTABILITY VALUES REMAIN VERY HIGH
ACROSS NORTH TEXAS.  A WEAK COOL FRONT/OUTFLOW BOUNDARY EXTENDED FROM
SOUTHEAST OKLAHOMA...WEST SOUTHWEST TO NEAR WICHITA FALLS...THEN
SOUTHWEST GENERALLY ALONG A SEYMOUR TO ROBY LINE.  WITH AFTERNOON
HEATING...THUNDERSTORMS ARE EXPECTED TO FORM ALONG THIS BOUNDARY
AS IT MOVES SOUTHEAST.

DUE TO THE AMOUNT OF MOISTURE AND INSTABILITY AVAILABLE...THE STORMS
THAT DO DEVELOP WILL QUICKLY BECOME SEVERE. THE MAIN SEVERE WEATHER
THREAT WILL BE LARGE HAIL AND STRONG DOWNBURST WINDS.  ISOLATED
TORNADOES ARE POSSIBLE DURING THE LATE AFTERNOON AND EVENING...
DURING PEAK HEATING HOURS.

PERSONS ACROSS NORTH TEXAS ENGAGED IN OUTDOOR ACTIVITIES THIS
AFTERNOON AND TONIGHT SHOULD STAY ABREAST OF THE LATEST WEATHER
DEVELOPMENTS.  AGAIN...STORMS THAT DO DEVELOP...WILL RAPIDLY
INTENSIFY AND BECOME SEVERE IN A SHORT PERIOD OF TIME.

SPOTTERS NORTH AND WEST OF A LAMPASAS...STEPHENVILLE...FORT WORTH...
SULPHUR SPRINGS LINE MAY BE ACTIVATED BETWEEN 2 AND 6 PM...AND EAST
AND SOUTH OF THIS LINE AFTER 6 PM.

FOR HAZARDOUS WEATHER/THUNDERSTORM OUTLOOKS FOR ADJACENT AREAS...SEE
OKCSPSOKC (NORTHWESTERN TEXAS...WESTERN AND CENTRAL OKLAHOMA)...
OKCSPSTUL (EASTERN OKLAHOMA AND NORTHWEST ARKANSAS)...NEWSPSSHV
(NORTHEAST TEXAS...NORTHWESTERN LOUISIANA...EXTREME SOUTHEASTERN
OKLAHOMA AND SOUTHWESTERN ARKANSAS)...SATSPSHOU (SOUTHEAST TEXAS)...
SATSPSSAT (SOUTH CENTRAL TEXAS)...AND LBBSPSSJT (WEST CENTRAL
TEXAS).