Severe Thunderstorm Warning 4, NWS Austin/San Antonio, TX

DEEP SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
740 PM CST THU DEC 31 1998

NO CHANGES.

SCT SHRAS OVR COASTAL COUNTIES TDY...WITH TSRAS CONT 40 NM OFF THE
COAST OF KENEDY COUNTY. MDLS ALL BRING THE CD FNT THRU VLY EARLY SAT
MRNG WITH VERY COLD AIR XPCTD. SFC WNDS S 20-30 MPH PROGD BY ETA AND
AVN WITH NGM MOS PREDICTING WNDS SUSTAINED IN THE MID 20S FRI PM.
POST FROPA WNDS 25 TO 35 MPH LIKELY...WITH AVN SUSTAINED NW WNDS
PREDICTED AT 30 KTS SAT NOON.

ALTHOUGH SUN AND MON APPEAR VERY COLD ATTM...WINDS SHOULD NOT CALM
OUT DURING EARLY SUN MRNG WITH MSTR RETAINED IN THE ATM. RADIATIONAL
COOLING IS NEGATED...WITH CAA PRIMARY COOLER THEN. WRN VLY REFLECTING
32 TO 35 DEG F SUN MRNG BY AVN...WITH NEAR 40 COAST. MRF HAS 1032MB
HIGH CENTERED OVR ACT 7 AM MON WITH VLY IN 549 TO 552DM 1000-500MB
THICKNESSES. MON AM MAY BE MORE OF A PRBLM.

MFE BKN055 NOW WITH BRO SCT0450 AND HRL CLR. NO CHANGES NECESSARY
ATTM. 58

.BRO...NONE

TXZ171>173-183>194-202>209-217>225-228-021200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
612 PM CST FRI JAN 1 1999

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS AND FLASH FLOODING
THIS EVENING ACROSS EASTERN SECTIONS OF SOUTH CENTRAL TEXAS. A LINE OF
HEAVY RAIN PRODUCING AND POTENTIALLY SEVERE THUNDERSTORMS WILL BE
MOVING THROUGH THE AREA. THE LINE OF STORMS EXTENDS FROM EASTERN
BEXAR COUNTY NORTHEAST TO EASTERN WILLIAMSON COUNTY.

THIS LINE OF STORMS IS MOVING SLOWLY TO THE EAST AND WILL BRING
HEAVY RAIN AND STRONG GUSTY WINDS THROUGH GUADALUPE...CALDWELL...
BASTROP AND LEE COUNTIES UNTIL AROUND 900 PM. THESE STORMS WILL
PRODUCE RAINFALL RATES OF 1 TO 2 INCHES PER HOUR.

HEAVY AND PERSISTENT RAIN MAY BRING FLASH FLOODING TO THOSE COUNTIES
EAST OF THE I-35 CORRIDOR FROM AROUND SAN ANTONIO TO AUSTIN. THE
THREAT OF SEVERE WEATHER WILL END FROM WEST TO EAST AND SHOULD BE
AFTER MIDNIGHT.

SPOTTER NETWORKS WILL NEED TO BE ACTIVATED EAST OF THE HILL COUNTRY THIS
EVENING.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
SOUTHWEST TEXAS    FROM MIDLAND            LBBSPSMAF...WWUS35 KMAF
CONCHO VALLEY      FROM SAN ANGELO         LBBSPSSJT...WWUS35 KSJT
NORTH TEXAS        FROM FORT WORTH         FTWSPSFTW...WWUS35 KFTW
SOUTHEAST TEXAS    FROM HOUSTON/GALVESTON  SATSPSHOU...WWUS35 KHOU
COASTAL BEND/      FROM CORPUS CHRISTI     SATSPSCRP...WWUS35 KCRP
RIO GRANDE PLAINS

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.

THE OFFICIAL SOURCE OF NATIONAL WEATHER SERVICE DATA AND PRODUCTS IS
THE NOAA WEATHER RADIO...NOAA WEATHER WIRE...FAMILY OF SERVICES
AND EMWIN.

THE VOICE OF THE NATIONAL WEATHER SERVICE...NOAA WEATHER RADIO...
OPERATING ON A FREQUENCY BETWEEN 162.400 MHZ AND 162.550 MHZ.

ADDITIONAL WEATHER INFORMATION IS AVAILABLE ON THE NATIONAL WEATHER
SERVICE CENTRAL AND SOUTH CENTRAL TEXAS HOME PAGE OF THE INTERNET
WORLD WIDE WEB AT WWW.SRH.NOAA.GOV/EWX.  TIMELY DELIVERY OF DATA AND
PRODUCTS FROM THIS SERVER THROUGH THE INTERNET IS NOT GUARANTEED...
UNLIKE DATA AND PRODUCTS DELIVERED FROM THE OFFICIAL NATIONAL WEATHER
SERVICE SOURCES.