Alert archive / Texas / Special Weather Statements in 2012

Special Weather Statement, NWS Houston/Galveston, TX

November 26, 2012Burleson County, Texas

NWS Houston/Galveston, TX issued this special weather statement at Nov 26, 2012, 7:33 PM CST for Burleson County, Texas. It was in force for 57 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: Nov 26, 2012, 7:33 PM CST (01:33 UTC)
Expired: Nov 26, 2012, 8:30 PM CST
In force: 57 min
Issued by: NWS Houston/Galveston, TX

County Burleson County, TX

The radar

The Ft Hood radar (KGRK), 92 km from the middle of the area, began a volume at 01:35 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

Shreveport, LA (KSHV), launched 00:00Z, 1.6 hours before the alert went out and 316 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1013 J/kg
Mixed-layer CIN: -11 J/kg
Mixed-layer LCL: 1238 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 187 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.3

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 Houston/Galveston, TX wrote its last area forecast discussion before this special weather statement went out at Nov 26, 5:46 PM CST, 1 hour 47 minutes earlier.

Area forecast discussion, Nov 26, 5:46 PM CST, 1 hour 47 minutes before

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Hazardous weather outlook, Nov 26, 3:45 PM CST, 3 hours 48 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
345 PM CST MON NOV 26 2012

GMZ330-335-350-355-370-375-TXZ163-164-176>179-195>200-210>214-226-
227-235>238-271300-
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-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-WHARTON-
345 PM CST MON NOV 26 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE WEATHER TONIGHT MAINLY NORTH OF
THE INTERSTATE 10 CORRIDOR AND EAST OF A LINE FROM COLLEGE
STATION TO KATY. THE MAIN THREAT WILL BE HAIL AND DAMAGING
STRAIGHT LINE WINDS...ALTHOUGH ISOLATED WEAK TORNADOES MAY OCCUR
WITH THE STRONGEST STORMS. SOUTH OF INTERSTATE 10 ISOLATED STRONG
STORMS WILL BE POSSIBLE WITH HEAVY RAINFALL...SMALL HAIL...AND
STRONG GUSTY WINDS THE MAIN THREAT. AREA-WIDE RAINFALL AMOUNTS OF
ONE QUARTER TO ONE HALF INCH ARE POSSIBLE...WITH ISOLATED TOTALS
TO ONE INCH.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THURSDAY AND
FRIDAY. HOWEVER...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT.

In the hours before

Special weather statement, Nov 26, 7:33 PM CST, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 26, 8:32 PM CST	Special Weather Statement	HGX	Brazos, Houston, Madison	58 min
Nov 26, 9:08 PM CST	Special Weather Statement	HGX	Trinity	52 min
Nov 26, 9:54 PM CST	Special Weather Statement	HGX	San Jacinto	51 min
Nov 27, 1:00 AM CST	Special Marine Warning	HGX		2 hr
Nov 27, 3:14 AM CST	Small Craft Advisory	HGX		6 hr
Nov 27, 9:25 AM CST	Small Craft Advisory	HGX		3 hr

Nearby

Special Weather Statements in Texas, 2012 Every special weather statement in 2012

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.