Alert archive / Texas / Special Weather Statements in 2010

Special Weather Statement, NWS Lake Charles, LA

August 6, 2010Newton County, Texas

NWS Lake Charles, LA issued this special weather statement at Aug 6, 2010, 3:20 PM CDT for Newton County, Texas. It was in force for 55 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
Aug 6, 2010, 3:20 PM CDT (20:20 UTC)
Expired
Aug 6, 2010, 4:15 PM CDT
In force
55 min
Issued by
NWS Lake Charles, LA

County Newton County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.3 hours before the alert went out and 95 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 2010-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2157 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 12:00Z on 2010-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -40 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
2157 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
777 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-40 m²/s²
0-3 km storm-relative helicity
14 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.

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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 Aug 6, 12:40 PM CDT, 2 hours 40 minutes earlier.

Area forecast discussion, Aug 6, 12:40 PM CDT, 2 hours 40 minutes before
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Hazardous weather outlook, Aug 6, 4:55 AM CDT, 10 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LAKE CHARLES LA
455 AM CDT FRI AUG 6 2010

GMZ430-432-LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-
071000-
SABINE LAKE-CALCASIEU LAKE-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-
455 AM CDT FRI AUG 6 2010

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

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE
IN THE MORNING WITH A FEW THUNDERSTORMS LINGERING TONIGHT. THESE
STORMS WILL BE SLOW MOVING AND CAPABLE OF PRODUCING LOCALLY HEAVY
RAINFALL. ALSO SOME OF THESE STORMS COULD BRIEFLY PULSE TO SEVERE
LEVELS WITH LOCALLIZED STRONG DOWNRUSH WINDS THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SIMILAR CONDTIONS ON SATURDAY. TEMPERATURES ARE EXPECTED TO AGAIN
RISE ABOVE SEASONAL NORMS BEGINNING ON SUNDAY WITH A REDUCTION IN
THUNDERSTORM ACTIVITY. HEAT THRESHOLDS CLOSE TO ADVISORY CRITERIA
CANNOT BE RULED OUT.

.SPOTTER INFORMATION STATEMENT...

ALTHOUGH ACTIVATION OF SPOTTERS IS NOT ANTICIPATED, THERE MAY BE A
NEED FOR FRESH POST STORM DAMAGE REPORTS.

GMZ435-450-452-455-470-472-475-071000-
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-
455 AM CDT FRI AUG 6 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST
GULF OF MEXICO.

.DAY ONE...TODAY AND TONIGHT

LIGHT WINDS AND LOW SEAS WILL CONTINUE. ISOLATED TO SCATTERED
SHOWERS AND THUNDERSTORMS WILL ALSO BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SIMILAR CONDTIONS ON SATURDAY ON THUNDERSTORM COVERAGE. BEGINNING
ON SUNDAY ONLY WIDELY SCATTERED COVERAGE OF THUNDERSTORMS ARE EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

SWEENEY

In the hours before

Local storm report, Aug 6, 10:06 AM CDT, 5 hours 14 minutes before
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Special weather statement, Aug 6, 12:14 PM CDT, 3 hours 6 minutes before
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Special weather statement, Aug 6, 3:20 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
320 PM CDT FRI AUG 6 2010

TXZ181-182-062115-
NEWTON TX-JASPER TX-
320 PM CDT FRI AUG 6 2010

...SIGNIFICANT WEATHER ADVISORY FOR NEWTON AND EASTERN JASPER
COUNTIES UNTIL 415 PM CDT...

AT 317 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 5 MILES SOUTHEAST OF FARRSVILLE...MOVING SOUTH AT
5 MPH.

* THE STRONG THUNDERSTORM WILL BE NEAR...
  STRINGTOWN BY 330 PM...
  NEWTON AND JAMESTOWN BY 415 PM...
  ROGANVILLE BY 430 PM...

THE PRIMARY THREATS FROM THIS STORM ARE FREQUENT LIGHTNING...PEA TO
NICKEL SIZE HAIL...AND WIND GUSTS TO NEAR 45 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 3071 9363 3078 9396 3106 9381 3100 9357

SHAMBURGER

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 6, 12:14 PM CDTSpecial Weather StatementLCHAvoyelles, Rapides61 min
Aug 6, 4:53 PM CDTSpecial Weather StatementLCHNewton52 min
Aug 6, 6:39 PM CDTSpecial Weather StatementLCHHardin66 min

Nearby

Special Weather Statements in Texas, 2010Every special weather statement in 2010

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.