Alert archive / Texas / Special Weather Statements in 2011

Special Weather Statement, NWS Lake Charles, LA

July 5, 2011Hardin County, Texas

NWS Lake Charles, LA issued this special weather statement at Jul 5, 2011, 4:29 PM CDT for Hardin County, Texas. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 5, 2011, 4:29 PM CDT (21:29 UTC)
Expired
Jul 5, 2011, 5:30 PM CDT
In force
61 min
Issued by
NWS Lake Charles, LA

County Hardin County, TX

The radar

The Houston radar (KHGX), 92 km from the middle of the area, began a volume at 21:29 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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.5 hours before the alert went out and 114 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 12:00Z on 2011-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2923 joules per kilogram.LCLEL10008507005003002001001 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 12:00Z on 2011-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 square meters per square second.1939Sfc1 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
2923 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
625 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-54 m²/s²
0-3 km storm-relative helicity
-37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

What forecasters said that day

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

NWS Lake Charles, LA wrote its last area forecast discussion before this special weather statement went out at Jul 5, 3:17 PM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, Jul 5, 3:17 PM CDT, 1 hour 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
317 PM CDT TUE JUL 5 2011

.SYNOPSIS...NOT MUCH CHANGE IN THE PATTERN SINCE YESTERDAY. LOW
LEVEL FLOW PRETTY MUCH DOMINATED BY OUTFLOWS THIS AFTERNOON OVER
LAND WHILE EASTERLY FLOW IS INCREASING IN THE GULF WITH THE
APPROACH OF A WEAK EASTERLY WAVE.

ALOFT A WEAKNESS IN THE RIDGE/SHEAR AXIS CONTINUES TO AID IN THE
DEVELOPMENT OF SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND THIS
FEATURE IS DRIFTING TO THE SOUTH AND EAST.

&&

.DISCUSSION...ONGOING SHOWERS AND THUNDERSTORMS THIS AFTERNOON
WILL BEGIN TO WEAKEN WITH THE LOSS OF DAYTIME HEATING THIS
EVENING. SHOWERS AND THUNDERSTORMS STARTED EARLY THIS MORNING
ACROSS NORTH CENTRAL LOUISIANA AND SOME INDICATIONS THAT THIS MAY
HAPPEN TOMORROW MORNING ACROSS SOUTH CENTRAL LOUISIANA. THUS WILL
KEEP SOME MENTION OF POPS GOING THROUGH THE NIGHT THERE. COMBINED
EFFECT OF THE ABOVE MENTIONED SHEAR AXIS...TUTT LOW MOVING ACROSS
THE NORTHERN GULF AND WEAK EASTERLY WAVE LOOK TO BRING POPS TO A
MAX TOMORROW AFTERNOON WITH GOOD CHANCES CONTINUING INTO THURSDAY.
THE GUIDANCE DEPICTS THE WEAKNESS IN THE RIDGE LIFTING TO THE
NORTHEAST STARTING FRIDAY WITH RIDGE BUILDING BACK IN FOR THE
WEEKEND INTO EARLY NEXT WEEK.

TEMPERATURES PRETTY MUCH LEFT THE SAME AS PREVIOUS FORECAST
THROUGH FRIDAY AND SOME INCREASE IN TEMPERATURES STARTING SATURDAY
AS RIDGE BUILDS BACK IN.

&&

.MARINE...
SLIGHT INCREASING IN WINDS AND POTENTIAL FOR INCREASING
THUNDERSTORM CHANCES AS EASTERLY WAVE AND TUTT LOW CONTINUES TO
PROGRESS ACROSS THE NORTHERN GULF.

&&

.PRELIMINARY POINT TEMPS/POPS...
KLCH  76  92  76  93  76 /  30  40  20  30  20
KBPT  75  95  75  94  76 /  10  30  10  20  10
KAEX  73  93  73  94  74 /  30  40  40  30  20
KLFT  76  91  75  92  75 /  40  50  30  40  20

&&

.LCH WATCHES/WARNINGS/ADVISORIES...
LA...NONE.
TX...NONE.
GM...NONE.
&&
Hazardous weather outlook, Jul 5, 10:35 AM CDT, 5 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1035 AM CDT TUE JUL 5 2011

GMZ430-432-435-450-452-455-470-472-475-LAZ027>033-041>045-051>055-
TXZ180>182-201-215-216-061545-
SABINE LAKE-CALCASIEU LAKE-VERMILION BAY-
COASTAL WATERS FROM CAMERON, LA TO HIGH ISLAND, TX OUT 20 NM-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON, LA OUT 20 NM-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY,
LA OUT 20 NM-
WATERS FROM CAMERON, LA TO HIGH ISLAND, TX EXTENDING FROM 20 NM
TO 60 NM-
WATERS FROM INTRACOASTAL CITY, LA TO CAMERON, LA EXTENDING FROM
20 NM TO 60 NM-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA
EXTENDING FROM 20 NM TO 60 NM-VERNON-RAPIDES-AVOYELLES-BEAUREGARD-
ALLEN-EVANGELINE-ST. LANDRY-CALCASIEU-JEFFERSON DAVIS-ACADIA-
LAFAYETTE-UPPER ST. MARTIN-CAMERON-VERMILION-IBERIA-ST. MARY-
LOWER ST. MARTIN-TYLER-JASPER-NEWTON-HARDIN-JEFFERSON-ORANGE-
1035 AM CDT TUE JUL 5 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST
GULF OF MEXICO...CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA...
SOUTHWEST LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

WIDELY SCATTERED TO SCATTERED SHOWERS AND THUNDERSTORMS ARE
EXPECTED TODAY THROUGH THIS EVENING. THE STRONGER THUNDERSTORMS
WILL BE CAPABLE OF PRODUCING STRONG GUSTY WINDS...FREQUENT CLOUD
TO GROUND LIGHTNING AND HEAVY DOWNPOURS.

IF ANY OF THE DOWNPOURS OCCUR IN URBAN AREAS...THERE IS A RISK OF
SOME SIGNIFICANT PONDING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED THUNDERSTORMS CAN BE EXPECTED EACH AFTERNOON AND EVENING
THIS WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, Jul 5, 3:22 PM CDT, 1 hour 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
322 PM CDT TUE JUL 5 2011

LAZ044-045-052-053-052045-
LAFAYETTE LA-UPPER ST. MARTIN LA-VERMILION LA-IBERIA LA-
322 PM CDT TUE JUL 5 2011

...SIGNIFICANT WEATHER ADVISORY FOR LAFAYETTE...VERMILION...IBERIA
AND ST. MARTIN PARISHES UNTIL 345 PM CDT...

AT 320 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 2 MILES SOUTHWEST OF BROUSSARD...MOVING WEST AT 5
MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  LAFAYETTE BY 335 PM...
  SCOTT BY 345 PM...

THE PRIMARY THREAT FROM THIS STORM IS WIND GUSTS TO NEAR 40 MPH...
WHICH COULD DOWN TREE LIMBS AND BLOW AROUND UNSECURED SMALL OBJECTS.
SEEK SHELTER IN A SAFE HOME OR BUILDING UNTIL THIS STORM HAS PASSED.

LAT...LON 3005 9211 3021 9220 3028 9205 3024 9192
      3007 9187

SWEENEY
Special weather statement, Jul 5, 3:46 PM CDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
346 PM CDT TUE JUL 5 2011

TXZ215-216-052115-
JEFFERSON TX-ORANGE TX-
346 PM CDT TUE JUL 5 2011

...SIGNIFICANT WEATHER ADVISORY FOR JEFFERSON AND ORANGE COUNTIES
UNTIL 415 PM CDT...

AT 343 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 3 MILES NORTHEAST OF ORANGEFIELD...MOVING SOUTH
AT 10 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  ORANGEFIELD BY 400 PM...
  BRIDGE CITY BY 415 PM...

THE PRIMARY THREATS FROM THIS STORM ARE FREQUENT LIGHTNING...PEA TO
NICKEL SIZE HAIL...AND WIND GUSTS TO NEAR 40 MPH...WHICH COULD DOWN
TREE LIMBS AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A
SAFE HOME OR BUILDING UNTIL THIS STORM HAS PASSED.

LAT...LON 3006 9404 3019 9383 3014 9373 2998 9380
      2996 9384 2996 9386

SWEENEY
Special weather statement, Jul 5, 3:51 PM CDT, 38 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
351 PM CDT TUE JUL 5 2011

LAZ041-042-051-052115-
CALCASIEU LA-JEFFERSON DAVIS LA-CAMERON LA-
351 PM CDT TUE JUL 5 2011

...SIGNIFICANT WEATHER ADVISORY FOR CALCASIEU...JEFFERSON DAVIS AND
CAMERON PARISHES UNTIL 415 PM CDT...

AT 348 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 3 MILES SOUTHEAST OF IOWA...MOVING SOUTHWEST AT
10 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  IOWA AND LEBLEU SETTLEMENT BY 410 PM...
  HOLMWOOD BY 415 PM...

THE PRIMARY THREATS FROM THIS STORM ARE FREQUENT LIGHTNING AND WIND
GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND
UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING
UNTIL THIS STORM HAS PASSED.

LAT...LON 3002 9311 3022 9325 3030 9294 3015 9284

SWEENEY
Local storm report, Jul 5, 4:05 PM CDT, 24 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>
Special weather statement, Jul 5, 4:25 PM CDT, 4 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>
Special weather statement, Jul 5, 4:29 PM CDT, 0 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 Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 4, 11:17 PM CDTSpecial Weather StatementLCHRapides28 min
Jul 5, 12:25 AM CDTSpecial Weather StatementLCHRapides, Vernon80 min
Jul 5, 1:42 PM CDTSpecial Weather StatementLCHVermilion63 min
Jul 5, 1:58 PM CDTSpecial Weather StatementLCHBeauregard32 min
Jul 5, 3:22 PM CDTSpecial Weather StatementLCHLafayette23 min
Jul 5, 3:51 PM CDTSpecial Weather StatementLCHJefferson Davis24 min
Jul 5, 4:03 PM CDTSevere Thunderstorm WarningLCHAcadia, Lafayette, Vermilion57 min
Jul 5, 4:25 PM CDTSpecial Weather StatementLCHCameron65 min
Jul 5, 5:25 PM CDTSpecial Weather StatementLCHVermilion50 min
Jul 5, 3:13 PM CDTSpecial Weather StatementLCHOrange32 min
Jul 5, 3:46 PM CDTSpecial Weather StatementLCHOrange29 min
Jul 5, 3:54 PM CDTSevere Thunderstorm WarningLCHJefferson, Orange40 min

Nearby

Special Weather Statements in Texas, 2011Every special weather statement in 2011

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.