Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 12, NWS Lubbock, TX

March 29, 2007Crosby County, Texas

NWS Lubbock, TX issued this flash flood warning at Mar 29, 2007, 12:16 AM CDT for Crosby County, Texas. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 29, 2007, 12:16 AM CDT (05:16 UTC)
Expired: Mar 29, 2007, 2:15 AM CDT
In force: 119 min
Issued by: NWS Lubbock, TX
Area: Whole counties

County Crosby County, TX

The radar

The Lubbock radar (KLBB), 48 km from the middle of the area, began a volume at 05:16 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 5.3 hours before the alert went out and 183 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: 1596 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 1565 m above ground
0-6 km bulk shear: 66 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 126 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 5.7

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KLUB 290519
FFWLUB
TXC107-290715-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
1216 AM CDT THU MAR 29 2007

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN CROSBY COUNTY IN NORTHWEST TEXAS.

* UNTIL 215 AM CDT

* AT 1214 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH    
  FLOODING THAT RESULTED IN HIGH WATER IN THE CITY STREETS OF        
  LORENZO. AT 1216 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR   
  INDICATED A LINE OF SEVERE THUNDERSTORMS PRODUCING VERY HEAVY      
  RAINFALL OVER THE WARNED AREA. LOCALLY HEAVY RAINFALL WILL PERSIST 
  THROUGH 1 AM CDT...WITH RUNOFF MAKING ADDITIONAL FLASH FLOODING IS 
  LIKELY THROUGH 2 AM CDT.

* SOME LOCATIONS THAT MAY EXPERIENCE FLOODING FROM THIS STORM INCLUDE
  RALLS...LORENZO...CONE AND CROSBYTON.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 3382 10154 3347 10155 3361 10108 3383 10120

$$

2 follow-up statements

000 
WGUS74 KLUB 290559
FFSLUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
1257 AM CDT THU MAR 29 2007

TXC107-290715-
CROSBY TX-
1257 AM CDT THU MAR 29 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM CDT FOR
NORTHERN CROSBY COUNTY...

AT 1256 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS PRODUCING MODERATE TO VERY HEAVY RAIN OVER 
THE WARNED AREA. RUNOFF FROM EARLIER EXCESSIVE RAINFALL WILL 
CONTINUE TO PRESENT A THREAT OF FLASH FLOODING THROUGH 215 AM CDT.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
CONE...LORENZO...CROSBYTON...AND HIGHWAY 62/82.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 3382 10154 3347 10155 3361 10108 3383 10120

$$

000 
WGUS74 KLUB 290621
FFSLUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
118 AM CDT THU MAR 29 2007

TXC107-290715-
CROSBY TX-
118 AM CDT THU MAR 29 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM CDT FOR
NORTHERN CROSBY COUNTY...

AT 115 AM CDT...TRAINED WEATHER SPOTTERS REPORTED FLOODING IN THE 
CITY STREETS OF RALLS. NATIONAL WEATHER SERVICE DOPPLER RADAR 
ADDITIONALLY INDICATED MODERATE RAINFALL THAT WILL DIMINISH OVER 
NORTHEASTERN CROSBY COUNTY BY 2 AM CDT. RUNOFF MAY CONTINUE TO 
PRESENT A FLASH FLOODING THREAT THROUGH 215 AM CDT.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CONE

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 3382 10154 3347 10155 3361 10108 3383 10120

$$

What forecasters said that day

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

NWS Lubbock, TX wrote its last area forecast discussion before this flash flood warning went out at Mar 28, 8:16 PM CDT, 4 hours earlier.

Area forecast discussion, Mar 28, 8:16 PM CDT, 4 hours before

AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE LUBBOCK TX
816 PM CDT WED MAR 28 2007

.UPDATE...
SUPERCELLS HAVE MOVED NORTH INTO THE CENTRAL PANHANDLE...WITH NEW
CONVECTIVE DEVELOPMENT ACROSS THE WESTERN SOUTH PLAINS FROM
MORTON TO NEAR TATUM AND LOVINGTON. THIS ACTIVITY WILL LIKELY
CONTINUE TO FILL IN ALONG CONVERGENT TROUGH AXIS. WINDS HAVE
BACKED IN THE MOIST AIR OVER MOST OF THE SOUTH PLAINS WITH 60
DEG DEWPOINTS AS FAR WEST AS BROWNFIELD AND LEVELLAND.

PACIFIC COLD FRONT MOVING ACROSS EASTERN NEW MEXICO WILL
EVENTUALLY INTERCEPT THE SFC TROUGH/DRYLINE WITH DISCRETE STORMS
MERGING/DEVELOPING INTO SQUALL LINE WHICH IS EXPECTED TO MOVE
EAST ACROSS THE SOUTH PLAINS IN THE 02-06Z TIME FRAME...AND ACROSS
THE ROLLING PLAINS AND SE PANHANDLE THEREAFTER. WILL CONTINUE TO
SEE SEVERE THREAT PAST MIDNIGHT WITH CONTINUED THREAT OF
HAIL...WIND AND ISOLATED TORNADOES.

&&

.PRELIMINARY POINT TEMPS/POPS...
FRIONA        39  65  38  61  36 /  20   0  10  10  20
TULIA         46  68  39  63  38 /  50  10  10  20  20
PLAINVIEW     47  69  40  63  40 /  50  10  10  20  20
LEVELLAND     46  68  40  67  41 /  30  10  10  20  10
LUBBOCK       48  70  42  68  41 /  50  10  10  20  10
BROWNFIELD    46  71  41  67  42 /  30  10  10  20  10
CHILDRESS     55  73  51  69  45 /  70  30  20  40  20
SPUR          55  72  45  67  44 /  60  20  20  40  10
ASPERMONT     59  71  49  67  47 /  70  40  30  40  10

&&

.LUB WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

JJ/06

Hazardous weather outlook, Mar 28, 11:43 AM CDT, 12 hours 33 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1143 AM CDT WED MAR 28 2007

TXZ021>044-291645-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
1143 AM CDT WED MAR 28 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE EXTREME SOUTHERN TEXAS
PANHANDLE...SOUTH PLAINS AND ROLLING PLAINS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

CONVECTIVE

THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS LATE THIS
AFTERNOON AND TONIGHT OVER MUCH OF THE SOUTHERN PANHANDLE...SOUTH
PLAINS AND ROLLING PLAINS. SEVERE THUNDERSTORMS ARE EXPECTED TO
DEVELOP ALONG A DRYLINE THIS AFTERNOON JUST EAST OF THE NEW MEXICO
STATE LINE. ATMOSPHERIC CONDITIONS WILL INITIALLY BE FAVORABLE FOR
SUPERCELL THUNDERSTORMS...WITH A THREAT OF LARGE HAIL...DAMAGING
WINDS...AND ISOLATED TORNADOES. A FEW STRONG TORNADOES MAY BE
POSSIBLE OVER THE ROLLING PLAINS AND THE EXTREME SOUTHEASTERN
TEXAS PANHANDLE AS THE STORMS ENCOUNTER DEEPER MOISTURE.

THE THUNDERSTORMS ARE EXPECTED TO EVOLVE INTO A LARGE COMPLEX
THROUGH THE EVENING AND SLOWLY MOVE EAST. THE PRIMARY THREAT WILL
TRANSITION TO DAMAGING WINDS AND LARGE HAIL.

FLOODING

HEAVY RAINFALL WILL LIKELY ACCOMPANY THUNDERSTORMS THAT DEVELOP
THIS EVENING. LOCALIZED FLASH FLOODING WILL BE POSSIBLE ACROSS THE
SOUTHEAST TEXAS PANHANDLE AND ROLLING PLAINS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ADDITIONAL THUNDERSTORMS MAY AFFECT THE EASTERN PORTIONS OF THE
AREA ON FRIDAY. THE THREAT FOR DAMAGING WINDS AND LOCALLY HEAVY
RAINFALL WILL BE POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE REQUIRED LATER THIS AFTERNOON
THROUGH THIS EVENING.

In the hours before

Local storm report, Mar 28, 11:27 PM CDT, 49 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1127 PM CDT WED MAR 28 2007

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

1127 PM     HAIL             LUBBOCK                 33.58N 101.86W
03/28/2007  M1.00 INCH       LUBBOCK            TX   NWS EMPLOYEE

            QUARTER SIZED HAIL COVERING THE GROUND AT 82ND AND
            QUAKER

&&

GE

Local storm report, Mar 28, 11:34 PM CDT, 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1134 PM CDT WED MAR 28 2007

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

1134 PM     HAIL             LUBBOCK                 33.58N 101.86W
03/28/2007  E0.88 INCH       LUBBOCK            TX   PUBLIC

            NICKEL SIZE HAIL COVERED THE GROUND LOCATED AT 77TH
            STREET AND AVE W

&&

FB

Local storm report, Mar 28, 11:41 PM CDT, 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1141 PM CDT WED MAR 28 2007

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

1128 PM     HAIL             LUBBOCK                 33.58N 101.86W
03/28/2007  E1.00 INCH       LUBBOCK            TX   BROADCAST MEDIA

            QUARTER SIZE HAIL REPORTED AT FOX 34 FROM
            1128PM-1135PM.

&&

FB

Local storm report, Mar 28, 11:42 PM CDT, 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1142 PM CDT WED MAR 28 2007

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

1120 PM     HAIL             LUBBOCK                 33.58N 101.86W
03/28/2007  E0.88 INCH       LUBBOCK            TX   NWS EMPLOYEE

            NICKEL SIZE HAIL COVERED THE GROUND AT 12TH STREET AND
            CHICAGO.

&&

FB

Special weather statement, Mar 28, 11:52 PM CDT, 24 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
1152 PM CDT WED MAR 28 2007

TXZ035-290515-
LUBBOCK TX-
1152 PM CDT WED MAR 28 2007

...STRONG THUNDERSTORM ACROSS EASTERN LUBBOCK COUNTY...

AT 1150 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER IDALOU...OR ABOUT 15 MILES SOUTHEAST OF
ABERNATHY...MOVING EAST AT 25 MPH.

HAIL UP MARBLE SIZE IS POSSIBLE WITH THIS THUNDERSTORM. MOVE TO A
PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. STAY AWAY FROM
WINDOWS.

A TORNADO WATCH IS IN EFFECT FOR LUBBOCK COUNTY UNTIL 6 AM.

Local storm report, Mar 29, 12:08 AM CDT, 8 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1208 AM CDT THU MAR 29 2007

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1203 AM     HAIL             7 W TAHOKA              33.16N 101.92W
03/29/2007  E0.88 INCH       LYNN               TX   PUBLIC

&&

TLINDLEY

The office that day

Everything else NWS Lubbock, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 28, 8:23 PM CDT	Severe Thunderstorm Warning	LUB	Bailey	67 min
Mar 28, 8:36 PM CDT	Severe Thunderstorm Warning	LUB	Lamb	54 min
Mar 28, 8:41 PM CDT	Severe Thunderstorm Warning	LUB	Cochran, Yoakum	64 min
Mar 28, 9:00 PM CDT	Severe Thunderstorm Warning	LUB	Castro, Parmer	60 min
Mar 28, 9:30 PM CDT	Severe Thunderstorm Warning	LUB	Bailey, Lamb	60 min
Mar 28, 9:49 PM CDT	Severe Thunderstorm Warning	LUB	Cochran, Hockley, Terry, Yoakum	56 min
Mar 28, 10:00 PM CDT	Severe Thunderstorm Warning	LUB	Castro	30 min
Mar 28, 10:21 PM CDT	Severe Thunderstorm Warning	LUB	Hale, Swisher	54 min
Mar 28, 10:30 PM CDT	Severe Thunderstorm Warning	LUB	Lamb	45 min
Mar 28, 10:40 PM CDT	Severe Thunderstorm Warning	LUB	Hockley, Lubbock, Lynn, Terry	65 min
Mar 28, 11:15 PM CDT	Severe Thunderstorm Warning	LUB	Briscoe, Floyd, Hale, Swisher	60 min
Mar 28, 11:47 PM CDT	Severe Thunderstorm Warning	LUB	Lynn, Terry	43 min
Mar 29, 12:05 AM CDT	Severe Thunderstorm Warning	LUB	Crosby, Lubbock	25 min
Mar 29, 12:30 AM CDT	Severe Thunderstorm Warning	LUB	Garza, Lynn	45 min
Mar 29, 12:37 AM CDT	Severe Thunderstorm Warning	LUB	Briscoe, Hall	38 min
Mar 29, 1:01 AM CDT	Severe Thunderstorm Warning	LUB	Motley	44 min
Mar 29, 1:15 AM CDT	Severe Thunderstorm Warning	LUB	Garza, Lynn	45 min
Mar 29, 1:15 AM CDT	Severe Thunderstorm Warning	LUB	Hall	45 min

Nearby

Flash Flood Warnings in Texas, 2007 Every flash flood warning in 2007

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.