Alert archive / Texas / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 53, NWS Houston/Galveston, TX

March 22, 2005Liberty County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Mar 22, 2005, 3:21 AM CST for Liberty County, Texas. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 22, 2005, 3:21 AM CST (09:21 UTC)
Expired
Mar 22, 2005, 4:15 AM CST
In force
54 min
Issued by
NWS Houston/Galveston, TX
Area
Counties, with a storm outline in the text

County Liberty County, TX

The radar

The Houston radar (KHGX), 80 km from the middle of the area, began a volume at 09:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 22, 12:50 AM CSTTornado WatchSPC5 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 9.4 hours before the alert went out and 155 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 2005-03-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1017 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 2005-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1017 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
845 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
252 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 21, 9:33 PM CST, 5 hours 48 minutes earlier.

Area forecast discussion, Mar 21, 9:33 PM CST, 5 hours 48 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
933 PM CST MON MAR 21 2005

.UPDATE...
WILL LOWER POPS ACROSS SE TX.  WITH THE LOSS OF DAYTIME HEATING
THE CONVECTION HAS DIMINISHED.  THE 00Z UPPER AIR SOUNDINGS AT
LCH AND THE ETA20 INDICATE THE BEST CHANCE FOR SEVERE WEATHER
STILL EXISTS OVER THE NORTHEASTERN COUNTIES.  ALSO...THE PATCHY
FOG OVER GALVESTON BAY HAS LIFTED A BIT...BUT WILL STILL KEEP A
MENTION IN THE FORECAST.

PL-40

&&

.PREV DISCUSSION... (ISSUED 645 PM CST MON MAR 21 2005)

UPDATE...
WEATHER PROBLEM OF THE EVENING INCLUDES SEVERE WEATHER ALONG AND
NORTH OF INTERSTATE 10...AND PATCHY FOG NEAR GALVESTON BAY. THE
TORNADO WATCH GOES UNTIL 07Z (1 AM).  THE BEST TIME FRAME APPEARS
TO BE THROUGH 04Z.  CONCERNING PATCHY FOG...DEW POINTS HAVE RISEN
INTO THE 65 TO 70 RANGE CLOSE TO GALVESTON ISLAND AND INTO
GALVESTON BAY.  WITH WATER TEMPERATURES STILL ONLY IN THE MID TO
UPPER 60S...SEA FOG WILL BE A PROBLEM UNTIL SOME DRIER AIR PUSHES
THROUGH.

PL-40

&&

MARINE...
SEA FOG WILL BE A PROBLEM OVER MUCH OF THE LOWER HALF OF GALVESTON
BAY AND POSSIBLY THE GULF WATERS ADJACENT GALVESTON BAY. DEWPOINTS
IN THE UPPER 60S TO NEAR 70 WERE OVERRUNNING WATER TEMPERATURES IN
THE MID TO UPPER 60S -- PLEASURE PIER HAD A WATER TEMPERATURE OF
65...THE DEWPOINT AT GLS WAS 65 AND AT PSX 68.

40/45

&&

AVIATION...
CIGS COMING DOWN ALONG THE MOIST CORRIDOR FROM NEAR LBX TO IAH TO
NEAR CXO. STORMS DEVELOP ALONG THIS MOIST AXIS AND WILL BE PLAGUING
THE IAH TERMINAL THE NEXT COUPLE OF HOURS. GLS COULD HAVE VISBY DROP
TO 1 MILE IF THE EASTERLY WINDS HOLD THOUGH EXPECTING THESE TO VEER
TO THE SOUTH. EXPECTING THE STORMS TO BE OVER BY 05Z FOR ALL BUT GLS
TERMINALS.

&&

HGX WATCHES/WARNINGS/ADVISORIES...
TX...
TORNADO WATCH UNTIL 1 AM TUESDAY FOR THE FOLLOWING ZONES...
      AUSTIN...BRAZOS...BURLESON...CHAMBERS...GRIMES...
      HARRIS...HOUSTON...LIBERTY...MADISON...MONTGOMERY...
      POLK...SAN JACINTO...TRINITY...WALKER...WALLER...
      AND WASHINGTON.
GM...NONE.

&&
Hazardous weather outlook, Mar 21, 3:34 PM CST, 11 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
334 PM CST MON MAR 21 2005

GMZ330-335-TXZ163-164-176>179-195>200-210>214-226-227-235>238-221300-
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-
334 PM CST MON MAR 21 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST TEXAS.

...MODERATE RISK OF SEVERE THUNDERSTORMS ACROSS THE NORTHERN HALF OF
SOUTHEAST TEXAS AND A SLIGHT RISK ACROSS THE SOUTHERN HALF INTO THIS
EVENING...

.DAY ONE...REMAINDER OF THIS AFTERNOON AND TONIGHT.
A STORM SYSTEM WILL SLOWLY DRIFT TO THE EAST AND SOUTHEAST ACROSS
THE CENTRAL AND SOUTHERN PLAINS THROUGH TONIGHT. AN ASSOCIATED
DRYLINE AND WEAK COLD FRONT WILL MOVE ACROSS SOUTHEAST TEXAS
TONIGHT. AHEAD OF THIS FEATURE...SHOWER AND THUNDERSTORM DEVELOPMENT
CONTINUES TO BE POSSIBLE ACROSS SOUTHEAST TEXAS.

THE ATMOSPHERE REMAINS UNSTABLE ACROSS SOUTHEAST TEXAS AND CONTINUES
TO BE FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS. THE
MAIN SEVERE WEATHER THREAT INCLUDES LARGE HAIL AND DAMAGING WINDS.
ISOLATED TORNADOES MAY ALSO DEVELOP. THE GREATEST CHANCE OF SEVERE
THUNDERSTORMS CONTINUES ACROSS THE NORTHERN HALF OF SOUTHEAST
TEXAS...GENERALLY ALONG AND NORTH OF INTERSTATE 10. HOWEVER...THE
THREAT FOR SEVERE WEATHER INCLUDES ALL OF SOUTHEAST TEXAS. THE RISK
FOR SEVERE THUNDERSTORMS WILL COME TO AN END LATE THIS EVENING AS
DRIER AIR FILTERS INTO THE AREA.

PERSONS ACROSS SOUTHEAST TEXAS SHOULD CONTINUE TO MONITOR THE LATEST
WEATHER INFORMATION.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.
NO HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT....
SPOTTER ACTIVATION REMAINS POSSIBLE THIS AFTERNOON AND THIS EVENING.

In the hours before

Special weather statement, Mar 22, 12:55 AM CST, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1255 AM CST TUE MAR 22 2005

TXZ163-164-176>179-195>200-211>214-221200-
AUSTIN-BRAZOS-BURLESON-CHAMBERS-GRIMES-HARRIS-HOUSTON-LIBERTY-MADISON-
MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON-
1255 AM CST TUE MAR 22 2005

...TORNADO WATCH IN EFFECT UNTIL 6 AM FOR SOUTHEAST TEXAS...

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE MILES
EAST AND WEST OF A LINE FROM 75 MILES NORTH OF LUFKIN TEXAS TO 75
MILES WEST SOUTHWEST OF PORT ARTHUR TEXAS. COUNTIES INCLUDED IN THE
WATCH ARE:  AUSTIN...BRAZOS...BURLESON...CHAMBERS...GRIMES...HARRIS...
HOUSTON...LIBERTY...MADISON...MONTGOMERY...POLK...SAN JACINTO...
TRINITY...WALKER...WALLER...AND WASHINGTON.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
Local storm report, Mar 22, 1:38 AM CST, 1 hour 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
138 AM CST TUE MAR 22 2005

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

1208 AM     HAIL             HEMPSTEAD               30.09N 96.08W
03/22/2005  0.25 INCH        WALLER             TX   LAW ENFORCEMENT

            PEA SIZE HAIL REPORTED IN HEMPSTEAD.

0100 AM     HAIL             LATEXO                  31.39N 95.47W
03/22/2005  1.50 INCH        HOUSTON            TX   LAW ENFORCEMENT

            PING PONG SIZE HAIL REPORTED IN LATEXO.

&&

PL
Local storm report, Mar 22, 2:22 AM CST, 59 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 21, 6:38 PM CSTSevere Thunderstorm WarningHGXPolk, San Jacinto44 min
Mar 22, 12:07 AM CSTSevere Thunderstorm WarningHGXHouston23 min
Mar 22, 12:16 AM CSTSevere Thunderstorm WarningHGXMadison29 min
Mar 22, 12:26 AM CSTSevere Thunderstorm WarningHGXTrinity49 min
Mar 22, 12:30 AM CSTSevere Thunderstorm WarningHGXHouston34 min
Mar 22, 1:17 AM CSTSevere Thunderstorm WarningHGXTrinity28 min
Mar 22, 1:46 AM CSTSevere Thunderstorm WarningHGXPolk, Trinity44 min
Mar 22, 2:04 AM CSTSevere Thunderstorm WarningHGXSan Jacinto26 min
Mar 22, 2:34 AM CSTSevere Thunderstorm WarningHGXPolk41 min
Mar 22, 3:04 AM CSTSevere Thunderstorm WarningHGXHarris, Montgomery33 min

Nearby

Severe Thunderstorm Warnings in Texas, 2005Every severe thunderstorm warning in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.