Alert archive / Texas / Red Flag Warnings in 2009
Red Flag Warning 8, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this red flag warning at Feb 27, 2009, 2:59 PM CST for 19 counties in Texas. It took effect at Feb 28, 2009, 12:00 PM CST. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 27, 2009, 2:59 PM CST (20:59 UTC)
- In effect from
- Feb 28, 2009, 12:00 PM CST
- Expired
- Feb 28, 2009, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Houston/Galveston, TX
Counties Austin County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Colorado County, TX, Fort Bend County, TX, Galveston County, TX, Grimes County, TX, Harris County, TX, Houston County, TX, Jackson County, TX, Madison County, TX, Matagorda County, TX, Montgomery County, TX, Trinity County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX
The radar
The Houston radar (KHGX), 100 km from the middle of the area, began a volume at 20:56 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
Corpus Christi, TX (KCRP), launched 12:00Z, 9.0 hours before the alert went out and 293 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
- 3 J/kg
- Mixed-layer CIN
- -817 J/kg
- Mixed-layer LCL
- 991 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 352 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this red flag 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 red flag warning went out at Feb 27, 11:33 AM CST, 3 hours 26 minutes earlier.
Area forecast discussion, Feb 27, 11:33 AM CST, 3 hours 26 minutes before
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</html>Hazardous weather outlook, Feb 27, 4:55 AM CST, 10 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 455 AM CST FRI FEB 27 2009 TXZ163-164-176>179-195>200-210>214-226-227-235>238-281100- 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- 455 AM CST FRI FEB 27 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT HAZARDOUS WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A COLD FRONT WILL PUSH THROUGH SOUTHEAST TEXAS EARLY SATURDAY. WINDY AND DRY CONDITIONS ARE EXPECTED BEHIND THE FRONT. A WIND ADVISORY MAY BE NEEDED FOR STRONG WINDS BEHIND THE FRONT MAINLY ALONG THE COAST. HAZARDOUS FIRE WEATHER CONDITIONS WILL ALSO BE PRESENT GIVEN THE WINDY AND DRY CONDITIONS EXPECTED SATURDAY AFTERNOON. PLEASE SEE THE FIRE WEATHER WATCH FOR MORE DETAILS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED. GMZ330-335-350-355-370-375-281100- 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- 455 AM CST FRI FEB 27 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT HAZARDOUS WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A COLD FRONT SHOULD PUSH OFF THE UPPER TEXAS COAST SATURDAY MORNING. STRONG NORTHERLY WINDS ARE EXPECTED BEHIND THE FRONT WITH GUSTS POSSIBLY EXCEEDING GALE FORCE SATURDAY NIGHT. GALE CONDITIONS WILL BE POSSIBLE WITH VERY ROUGH SEAS INTO SUNDAY MORNING. A SMALL CRAFT ADVISORY WILL BE NEEDED WITH THE POSSIBILITY OF A GALE WARNING BEING ISSUED IF FORECAST CONFIDENCE IN GALE FORCE WINDS INCREASES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 6:32 AM CST | Fire Weather Watch | HGX | Austin, Brazoria, Brazos, Burleson, Colorado, Fort Bend and 12 more | 23 hr |
Nearby
Red Flag Warnings in Texas, 2009Every red flag warning in 2009
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.