Severe Thunderstorm Warning 39, NWS Houston/Galveston, TX

000 
WWUS54 KHGX 200609
SVSHGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1206 AM CST SUN MAR 20 2005

TXC039-167-200645-
/O.CON.KHGX.SV.W.0039.000000T0000Z-050320T0645Z/
BRAZORIA-GALVESTON-
1206 AM CST SUN MAR 20 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES FOR GALVESTON AND BRAZORIA
COUNTIES UNTIL 1245 AM CST...

AT 1202 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING  DAMAGING WINDS IN
EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM JULIFF TO 8 MILES NORTHWEST OF SAN LUIS PASS TO 8 MILES SOUTH OF
SAN LUIS PASS...MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DANBURY...
  BONNEY...
  ROSHARON...
  SAN LUIS PASS...
  LIVERPOOL...
  CHOCOLATE BAYOU...
  JAMAICA BEACH...
  HILLCREST...

STRONG DAMAGING WINDS OF 60 MPH MAY ACCOMPANY THE LINE OF STORMS AS 
IT MOVES QUICKLY EAST. STORMS ALONG THE LINE NEAR THE WEST END OF 
GALVESTON ISLAND MAY BE CAPABLE OF RAPID INTENSIFICATION. WHILE NOT 
IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A TORNADO IS 
SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY 
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 2941 9558 2915 9547 2888 9548 2878 9463
      2905 9463 2953 9488

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
955 PM CST SAT MAR 19 2005

.DISCUSSION...
AN MCS WAS CONTINUING TO MOVE INTO THE SOUTHERN COUNTIES OF SE TX
WHILE THE MCS THAT MOVED OVER THE NORTHERN COUNTIES EARLIER THIS
EVENING WAS CONTINUE TO DISSIPATE.  WEATHER CONCERNS ARE SEVERE TO
THE SOUTH AND RAINFALL TO THE NORTHEAST AND SOUTH.  WILL LOWER THE
POPS OVER THE NORTHWEST TONIGHT.  ELSEWHERE WILL CONTINUE THE
LIKELY POPS DUE TO THE ONGOING ACTIVITY.

SO FAR THIS EVENING THERE HAVE ONLY BEEN ISOLATED REPORTS OF MINOR
FLOODING. URBAN AND SMALL STREAM FLOODING MAY ACCOMPANY THE STORM
MOVING INTO JACKSON...COLORADO...AND WHARTON AT THIS HOUR.  THE
RADAR SHOWS THE BOOKEND VORTEX VERY NICELY.  SEVERE CONCERNS
CONTINUE TO BE HAIL AND WIND...BUT ISOLATED TORNADOES ARE POSSIBLE
AS WELL.

OVER THE NORTHEAST WHERE THE DYING MCS WAS LOCATED...MODERATE
RAINFALL MAY CAUSE SOME URBAN AND SMALL STREAM MINOR FLOODING.

40

&&

.PRELIMINARY POINT TEMPS/POPS...
COLLEGE STATION (CLL)      57  77  61  80  55 /  50  20  20  30  20
HOUSTON (IAH)              59  76  60  80  58 /  60  40  20  30  20
GALVESTON (GLS)            63  74  64  76  62 /  60  40  20  30  20

&&

.HGX WATCHES/WARNINGS/ADVISORIES...

TX...
SEVERE THUNDERSTORM WATCH THROUGH MIDNIGHT FOR SE TX.

GM...
SEVERE THUNDERSTORM WATCH THROUGH MIDNIGHT FOR
      GALVESTON AND MATAGORDA BAYS
      00 TO 20 NM HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL.

&&

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
340 PM CST SAT MAR 19 2005

GMZ330-335-TXZ163-164-176>179-195>200-210>214-226-227-235>238-201300-
AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND-GALVESTON-
GALVESTON BAY-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA-
MATAGORDA BAY-MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-
WASHINGTON-WHARTON-
340 PM CST SAT MAR 19 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST TEXAS.

...SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS SOUTHEAST TEXAS
TONIGHT...

.DAY ONE...TONIGHT.
AN APPROACHING UPPER LEVEL DISTURBANCE WILL COMBINE WITH AN UNSTABLE
AIRMASS IN PLACE TO PRODUCE CLUSTERS OF SHOWERS AND THUNDERSTORMS
ACROSS SOUTHEAST TEXAS THIS EVENING. BECAUSE OF COLD TEMPERATURES AND
DRY AIR AT THE MID-LEVELS OF THE ATMOSPHERE...A FEW OF THE STORMS ARE
EXPECTED TO BECOME SEVERE. THE MAIN SEVERE WEATHER THREATS WILL BE
LARGE HAIL AND DAMAGING DOWNBURST WIND GUSTS. THE MAIN TIME FRAME FOR
THE SEVERE WEATHER THREAT WILL BE FROM 5 PM TO MIDNIGHT.

PERSONS ACROSS SOUTHEAST TEXAS SHOULD MONITOR LOCAL NEWS SOURCES FOR
THE LATEST ON THE WEATHER SITUATION. SEVERE WEATHER WATCHES AND/OR
WARNINGS MAY BE ISSUED FOR PORTIONS OF SOUTHEAST TEXAS THIS EVENING.
BE PREPARED TO ACT QUICKLY IF A WARNING IS ISSUED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
MONDAY AND MONDAY EVENING...ANOTHER UPPER LEVEL DISTURBANCE AND
ASSOCIATED DRYLINE WILL MOVE ACROSS SOUTHEAST TEXAS...POSSIBLY
BRINGING AN ADDITIONAL THREAT OF SEVERE WEATHER TO THE AREA.

.SPOTTER INFORMATION STATEMENT....
SPOTTER ACTIVATION IS LIKELY THIS EVENING.

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
802 PM CST SAT MAR 19 2005

TXZ210-200250-
COLORADO-
802 PM CST SAT MAR 19 2005

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT FOR SOUTHEAST
TEXAS...

A STRONG TO SEVERE THUNDERSTORM BETWEEN SHINER AND HALLETTSVILLE
WILL CONTINUE TO TRACK EAST AT 15 TO 20 MPH. THIS STORM WILL LIKELY
REACH THE WESTERN PORTIONS OF COLORADO COUNTY AROUND 830 TO TO 840
PM. THIS STORM WILL LIKELY BE CAPABLE OF LARGE HAIL AND POSSIBLY
DAMAGING WINDS.

PERSONS IN OR NEAR THE WATCH AREA SHOULD BE PREPARED FOR THE
POSSIBILITY OF SEVERE WEATHER. BE PREPARED TO TAKE QUICK ACTION IF A
WARNING IS ISSUED.

STAY TUNED TO NOAA WEATHER RADIO OR OTHER NEWS SOURCES FOR FURTHER
WEATHER UPDATES AND POSSIBLE WARNINGS.

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
841 PM CST SAT MAR 19 2005

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

0545 PM     HAIL             4 W CALDWELL            30.53N 96.77W
03/19/2005  2.00 INCH        BURLESON           TX   LAW ENFORCEMENT

            SHERIFFS REPORTED 2 INCH HAIL COVERING THE GROUND ALONG
            FM-908.

0550 PM     HAIL             BRYAN                   30.67N 96.37W
03/19/2005  1.75 INCH        BRAZOS             TX   LAW ENFORCEMENT

            GOLFBALL HAIL IN BRYAN

0602 PM     HAIL             BRYAN                   30.67N 96.37W
03/19/2005  1.75 INCH        BRAZOS             TX   LAW ENFORCEMENT

            NUMEROUS REPORTS FROM THE PUBLIC OF NICKEL TO GOLFBALL
            HAIL IN COLLEGE STATION

0630 PM     TSTM WND GST     NE CONROE               30.32N 95.47W
03/19/2005  0 MPH            MONTGOMERY         TX   TRAINED SPOTTER

            60 MPH WIND GUSTS NORTHEAST OF CONROE.

&&

KP