Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 129, NWS Amarillo, TX

June 15, 2009Lipscomb County, Texas; Beaver County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 15, 2009, 6:11 PM CDT for Lipscomb County, Texas; Beaver County, Oklahoma. 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 counties it named.

The facts

Issued: Jun 15, 2009, 6:11 PM CDT (23:11 UTC)
Expired: Jun 15, 2009, 7:15 PM CDT
In force: 64 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon

Counties Beaver County, OK, Lipscomb County, TX

The radar

The Dodge City radar (KDDC), 143 km from the middle of the area, began a volume at 23:12 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 15, 3:12 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 11.2 hours before the alert went out and 146 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: 848 J/kg
Mixed-layer CIN: -290 J/kg
Mixed-layer LCL: 1324 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

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

NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 15, 3:15 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, Jun 15, 3:15 PM CDT, 2 hours 56 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
315 PM CDT MON JUN 15 2009

.DISCUSSION...
FIRST ITEM OF CONCERN IS THREAT FOR TSTMS.  DRYLINE HAS MIXED EWD
INTO WRN COLUMN OF COUNTIES IN PNHDLS.  TEMPS RISING INTO LOWER 90S
AT THIS TIME.  RICH DEEP MSTR IS IN PLACE AHEAD OF DRYLINE...
RESULTING IN A VERY UNSTABLE AIRMASS.  WILL CALL FOR ISOLATED TO
SCATTERED TSTMS THIS EVE...WITH MENTION OF SEVERE POSSIBLE.

WEAK COLD FRONT EXPECTED TO MOVE INTO NRN ZONES TNGT...LINGERING
ACROSS TX PNHDL DURING MUCH OF THE DAY ON TUE.  EXPECT THIS BNDRY TO
RETREAT NWD DURING THE AFTN AND EVE ON TUE.  HAVE KEPT AFTN POPS
GOING ACROSS NERN HALF OF FCST AREA TUE AFTN...WHERE POOLING DWPTS ON
N SIDE OF BNDRY EXPECTED TO PRODUCE ZONE OF HIGHER INSTBY.  HAVE
REORIENTED POPS TUE EVE...NOW INCLUDING ERN AND SOUTH CENTRAL
ZONES...WHERE SELY LOW-LEVEL FLOW EXPECTED TO PRODUCE SUFFICIENT MSTR
RETURN.

REMAINING PERIODS WILL BE KEPT DRY AND WARM...AS INCREASING MID-LEVEL
HEIGHTS EXPECTED TO LIMIT LARGE SCALE VERTICAL MOTIONS.  STAYED VERY
CLOSE TO MOS TEMPS ALL PERIODS...BUT HAVE INCREASED WED NIGHT AND THU
TEMPS SLIGHTLY...DUE TO DOWNSLOPING SWLY WINDS.  03

COCKRELL

&&

.FIRE WEATHER...
RELATIVE HUMIDITY VALUES WILL FALL INTO THE 15 TO 25 PERCENT RANGE
TUESDAY AND WEDNESDAY...WITH THE LOWEST VALUES ACROSS THE WESTERN
ZONES.  WINDS ARE EXPECTED TO REMAIN BELOW 20 MPH ON TUESDAY.  ON
WEDNESDAY...WINDS OF 20 TO 25 MPH WILL RESULT IN ELEVATED FIRE
WEATHER CONDITIONS.  ON THURSDAY...ELEVATED FIRE WEATHER CONDITIONS
MAY OCCUR...AS MINIMUM RELATIVE HUMIDITY VALUES FALL INTO THE 15 TO
25 PERCENT RANGE...AND WINDS APPROACH 20 MPH.  FOR FRIDAY AND BEYOND
...RELATIVE HUMIDITY VALUES ARE EXPECTED TO REMAIN ABOVE 20 PERCENT.
03

&&

.PRELIMINARY POINT TEMPS/POPS...
AMARILLO TX                62  94  62  97  67 /  30  10  10   5   5
BEAVER OK                  64  97  61  99  68 /  40  20  20   5   5
BOISE CITY OK              60  92  60  95  64 /  30  20  10  10  10
BORGER TX                  67  97  70 102  71 /  30  20  20   5   5
BOYS RANCH TX              60  96  61 101  66 /  30  10  10   5   5
CANYON TX                  61  95  60  97  66 /  30  10  10   5   5
CLARENDON TX               66  98  69  99  71 /  40  10  20   5   5
DALHART TX                 57  93  58  96  61 /  30  10  10   5  10
GUYMON OK                  62  96  64 102  65 /  30  20  20   5   5
HEREFORD TX                61  95  62  97  66 /  30   5  10   5   5
LIPSCOMB TX                63  95  64  99  70 /  40  20  20   5   5
PAMPA TX                   68  95  69  97  71 /  40  20  20   5   5
SHAMROCK TX                67 100  71 100  72 /  40  20  20   5   5
WELLINGTON TX              68 101  73 100  73 /  40  10  20   5   5

&&

.AMA WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
OK...NONE.

&&

05/03

Hazardous weather outlook, Jun 15, 3:20 PM CDT, 2 hours 51 minutes before

TEXAS/OKLAHOMA PANHANDLES HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE AMARILLO TX
320 PM CDT MON JUN 15 2009

OKZ001>003-TXZ001>020-161100-
ARMSTRONG-BEAVER-CARSON-CIMARRON-COLLINGSWORTH-DALLAM-DEAF SMITH-
DONLEY-GRAY-HANSFORD-HARTLEY-HEMPHILL-HUTCHINSON-LIPSCOMB-MOORE-
OCHILTREE-OLDHAM-POTTER-RANDALL-ROBERTS-SHERMAN-TEXAS-WHEELER-
320 PM CDT MON JUN 15 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE TEXAS AND OKLAHOMA
PANHANDLES.

.DAY ONE...

SCATTERED THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT ACROSS THE
TEXAS AND OKLAHOMA PANHANDLES. SOME STORMS MAY BECOME SEVERE THROUGH
TONIGHT WITH THE PRIMARY THREATS BEING VERY LARGE HAIL AND DAMAGING
WINDS. ISOLATED TORNADOES WILL ALSO BE POSSIBLE. A TORNADO WATCH
IS IN EFFECT FOR ALL BUT THE FAR WESTERN COUNTIES OF THE TEXAS AND
OKLAHOMA PANHANDLES UNTIL 11 PM CDT.

.DAYS TWO THROUGH SEVEN...

THUNDERSTORMS ARE POSSIBLE TUESDAY AFTERNOON AND EVENING ACROSS THE
OKLAHOMA PANHANDLE AND THE EASTERN TEXAS PANHANDLE. SOME OF THESE
STORMS MAY GET STRONG TO SEVERE WITH LARGE HAIL AND DAMAGING WINDS
BEING THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD REMAIN
ALERT AND BE READY FOR POSSIBLE ACTIVATION THROUGH TONIGHT.

KRAUSE

In the hours before

Local storm report, Jun 15, 5:30 PM CDT, 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
530 PM CDT MON JUN 15 2009

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

0522 PM     HAIL             WOLF CREEK PARK         36.21N 100.65W
06/15/2009  M2.75 INCH       OCHILTREE          TX   LAW ENFORCEMENT

&&

EVENT NUMBER AMA01552

SFJ

Local storm report, Jun 15, 5:38 PM CDT, 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
538 PM CDT MON JUN 15 2009

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

0531 PM     HAIL             5 E WOLF CREEK PARK     36.21N 100.56W
06/15/2009  E1.50 INCH       OCHILTREE          TX   TRAINED SPOTTER

            WINT WINDS ESTIMATED TO 35 MPH

&&

EVENT NUMBER AMA01553

SFJ

Local storm report, Jun 15, 5:42 PM CDT, 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
542 PM CDT MON JUN 15 2009

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

0542 PM     HAIL             11 S BOOKER             36.30N 100.54W
06/15/2009  E1.75 INCH       LIPSCOMB           TX   LAW ENFORCEMENT

&&

EVENT NUMBER AMA01554

SFJ

Local storm report, Jun 15, 6:02 PM CDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
602 PM CDT MON JUN 15 2009

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

0542 PM     HAIL             10 W LIPSCOMB           36.23N 100.45W
06/15/2009  E2.00 INCH       LIPSCOMB           TX   PUBLIC

&&

EVENT NUMBER AMA01555

SFJ

Local storm report, Jun 15, 6:05 PM CDT, 6 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE AMARILLO TX
605 PM CDT MON JUN 15 2009

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

0531 PM     HAIL             5 E WOLF CREEK PARK     36.21N 100.56W
06/15/2009  E1.50 INCH       OCHILTREE          TX   TRAINED SPOTTER

            WITH WINDS ESTIMATED TO 35 MPH

&&

CORRECTED REMARKS

EVENT NUMBER AMA01553

SFJ

Local storm report, Jun 15, 6:06 PM CDT, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
606 PM CDT MON JUN 15 2009

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

0532 PM     HAIL             5 E WOLF CREEK PARK     36.21N 100.56W
06/15/2009  M4.50 INCH       OCHILTREE          TX   TRAINED SPOTTER

            TIME ESTIMATED

&&

EVENT NUMBER AMA01557

SFJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 8:01 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham	59 min
Jun 14, 9:37 PM CDT	High Wind Warning	AMA	Dallam, Hartley, Moore, Sherman	48 min
Jun 14, 9:40 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson	53 min
Jun 14, 9:54 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hutchinson, Roberts	66 min
Jun 14, 10:52 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb, Ochiltree	25 min
Jun 15, 4:07 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	53 min
Jun 15, 4:19 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Randall	42 min
Jun 15, 4:26 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree	64 min
Jun 15, 5:15 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb, Ochiltree	60 min
Jun 15, 5:36 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Lipscomb, Ochiltree, Roberts	54 min
Jun 15, 6:25 PM CDT	Tornado Warning	AMA	Lipscomb, Ochiltree	35 min

Nearby

Severe Thunderstorm Warnings in Texas, 2009 Severe Thunderstorm Warnings in Oklahoma, 2009 Every severe thunderstorm 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.