Alert archive / Texas / Special Weather Statements in 2011
Special Weather Statement, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this special weather statement at Jun 22, 2011, 3:56 AM CDT for Brazos County, Texas. It was in force for 64 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
- Jun 22, 2011, 3:56 AM CDT (08:56 UTC)
- Expired
- Jun 22, 2011, 5:00 AM CDT
- In force
- 64 min
- Issued by
- NWS Houston/Galveston, TX
County Brazos County, TX
The radar
The Ft Hood radar (KGRK), 112 km from the middle of the area, began a volume at 08:55 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
Fort Worth, TX (KFWD), launched 00:00Z, 8.9 hours before the alert went out and 267 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.
- Mixed-layer CAPE
- 2454 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 1858 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.8
The text
As transmitted, in the capitals the NWS used until 2016.
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</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 Houston/Galveston, TX wrote its last area forecast discussion before this special weather statement went out at Jun 22, 12:59 AM CDT, 2 hours 57 minutes earlier.
Area forecast discussion, Jun 22, 12:59 AM CDT, 2 hours 57 minutes before
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</html>Hazardous weather outlook, Jun 21, 3:50 PM CDT, 12 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 350 PM CDT TUE JUN 21 2011 TXZ163-164-176>179-195>200-210>214-226-227-235>238-222100- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA- MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON- WHARTON- 350 PM CDT TUE JUN 21 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TONIGHT DIMINISHING WINDS AND SCATTERED SHOWERS AND THUNDERSTORMS MAY HELP SLIGHTLY EASE SOME FIRE WEATHER CONDITIONS WITH MOISTENING FUELS. THERE IS A SLIGHT CHANCE THAT A COMPLEX OF THUNDERSTORMS DEVELOPS NORTH OF SOUTHEAST TEXAS THIS EVENING AND MOVES SOUTHWARD INTO THE AREA OVERNIGHT. SHOULD THIS OCCUR STRONG GUSTY WINDS WILL BE POSSIBLE IN AND NEAR THE STORMS. WE WILL CONTINUE TO MONITOR THE SITUATION. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SURFACE WINDS SHOULD BE LIGHTER ON WEDNESDAY HOPEFULLY REDUCING THE THREAT FOR RAPID FIRE GROWTH. SCATTERED THUNDERSTORMS ARE EXPECTED ON WEDNESDAY. A FEW COULD BE STRONG WITH GUSTY WINDS AND BRIEF HEAVY RAINFALL. AVERAGE RAINFALL ACCUMULATIONS SHOULD BE LESS THAN A QUARTER INCH...BUT LOCALIZED MUCH HIGHER AMOUNTS ARE POSSIBLE DUE TO VERY SLOW STORM MOVEMENT. THUNDERSTORM CHANCES ARE EXPECTED TO BEGIN TAPERING OFF ON THURSDAY AND BE SLIM TO NONE GOING INTO THE WEEKEND AS HIGH PRESSURE REGAINS CONTROL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION COULD BE REQUIRED TONIGHT. GMZ330-335-350-355-370-375-222100- GALVESTON BAY-MATAGORDA BAY- 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- 350 PM CDT TUE JUN 21 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TONIGHT SMALL CRAFT ADVISORIES SHOULD COME TO AN END LATE TONIGHT. UNTIL THEN WINDS OF 15 TO 20 KNOTS AND SEAS 5 TO 7 FEET ARE EXPECTED. WINDS SHOULD DECREASE WEDNESDAY WITH SUBSIDING SEAS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY HAZARDOUS WEATHER IS NOT EXPECTED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED.
In the hours before
Special weather statement, Jun 22, 1:38 AM CDT, 2 hours 18 minutes before
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</html>The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:13 PM CDT | Special Weather Statement | HGX | Trinity | 47 min |
| Jun 21, 8:01 PM CDT | Special Weather Statement | HGX | Houston | 59 min |
| Jun 21, 8:17 PM CDT | Severe Thunderstorm Warning | HGX | Houston | 43 min |
| Jun 21, 9:00 PM CDT | Special Weather Statement | HGX | Houston | 60 min |
| Jun 22, 1:38 AM CDT | Special Weather Statement | HGX | Brazos, Burleson, Houston, Madison | 52 min |
| Jun 22, 7:28 AM CDT | Special Marine Warning | HGX | 62 min | |
| Jun 22, 2:21 PM CDT | Small Craft Advisory | HGX | 4 hr |
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.