Alert archive / Texas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 145, NWS Amarillo, TX

June 19, 20084 counties in Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 19, 2008, 3:47 PM CDT for 4 counties in Texas. It was in force for 58 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 19, 2008, 3:47 PM CDT (20:47 UTC)
Expired
Jun 19, 2008, 4:45 PM CDT
In force
58 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon

Counties Armstrong County, TX, Carson County, TX, Potter County, TX, Randall County, TX

The radar

The Amarillo radar (KAMA), 9 km from the middle of the area, began a volume at 20:48 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.

IssuedProductOfficeLasted
Jun 19, 1:49 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.8 hours before the alert went out and 8 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-pSkew-T log-p diagram, Amarillo Airport, TX at 12:00Z on 2008-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2008-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
128 J/kg
Mixed-layer CIN
-497 J/kg
Mixed-layer LCL
1540 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
800 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

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 19, 1:04 PM CDT, 2 hours 43 minutes earlier.

Area forecast discussion, Jun 19, 1:04 PM CDT, 2 hours 43 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE AMARILLO TX
104 PM CDT THU JUN 19 2008

.AVIATION...
MAIN CONCERN WILL BE THE TIMING OF THUNDERSTORMS AS CURRENT
DEVELOPMENT SPREADS SOUTH AND EAST. CONVERGENCE LINE WAS SWEEPING
SLOWLY WEST...AND WILL BE THE FOCUS FOR PROLONGED STORM DEVELOPMENT.
WE KEPT THEM IN THE EVENING FOR THE TAF SITES.

NUNEZ

&&

.PREV DISCUSSION... /ISSUED 1250 PM CDT THU JUN 19 2008/

UPDATE...
ANOTHER QUICK UPDATE TO INCREASE POP CHANCES ACROSS THE EAST AND ALSO
LOWERED HIGH TEMPS IN THE NORTHEAST.

JJB

PREV DISCUSSION... /ISSUED 1006 AM CDT THU JUN 19 2008/

UPDATE...
MADE A QUICK UPDATE TO THE ZONES TO ADJUST POPS FOR THE REST OF THE
MORNING DUE TO THE CLEARING TAKING PLACE ON RADAR. COMPLEX IN
SOUTHWEST KANSAS IS PROGGED TO MOVE MORE SOUTHERLY WITHIN THE NEXT
FEW HOURS AND MAY CATCH THE NORTHWEST CWA BY 18Z. THINKING THE BETTER
SHOT WILL COME AFTER 18Z THOUGH AS THE COMPLEX DIGS FURTHER SOUTH.
12Z NAM SOLUTION INITIALIZED A FEW HOURS TOO SLOW AND A HUNDRED
MILES TOO FAR WEST...THUS THE NAM12 BRINGS THE COMPLEX SOUTH ACROSS A
LARGER PORTION OF THE CWA THAN WHAT CURRENT RADAR TRENDS WOULD
SUGGEST. SO ADJUSTED THE 18Z TO 00Z POP GRID TO HIGHLIGHT THE
NORTH AND EASTERN PANHANDLES AS THE FAVORED AREAS FOR PRECIP THIS AFTERNOON.

JJB

PREV DISCUSSION... /ISSUED 642 AM CDT THU JUN 19 2008/

AVIATION...
MODELS ARE STILL HINTING ABOUT LOW CEILINGS AT THE TAF SITES. WITH
SUBSIDENCE OR DOWNWARD MOTION WEST OF THE CURRENT THUNDERSTORM
ACTIVITY...CONFIDENCE IS LOW. THEREFORE...WE CHANGED TO A PREVAILING
SCATTERED LAYER WITH A TEMPO CEILING.

LATER TODAY AND TONIGHT...THUNDERSTORMS RETURN ALMOST LIKE CLOCKWORK.
THESE STORMS COULD BECOME SEVERE.

NUNEZ

PREV DISCUSSION... /ISSUED 349 AM CDT THU JUN 19 2008/

DISCUSSION...
IT APPEARS NORTHWESTERLY FLOW WILL RULE THROUGH MUCH OF THIS FORECAST
CYCLE...ALTHOUGH SOME UNCERTAINTY EXISTS AT THE END OF THE FORECAST.
CURRENT MCS CONTINUES TO PUSH TO THE SOUTHEAST OF THE AREA WITH
CONTINUED SHOWERS AND STORMS ACROSS THE NORTHEASTERN PANHANDLE.
CARRIED ISOLATED POPS ACROSS THERE FOR THIS MORNING AND SHOULD SEE
THE ACTIVITY TAPER OFF SHORTLY AFTER SUNRISE.

MODELS DIFFER A BIT ON THE FORECASTED MCS FOR TONIGHT WITH THE NAM
PEGGING THE SOUTH CENTRAL TX PANHANDLE WHILE THE GFS ONCE AGAIN HITS
THE EASTERN HALF OF THE PANHANDLES HARD. DECIDED TO CARRY LIKELY POPS
ACROSS THE EAST WHILE LEAVING EVERYONE ELSE WITH HIGH END CHANCE.
SEVERE WEATHER ONCE AGAIN LIKELY AND HAVE ADDED THIS WORDING AS WELL.

WITH NORTHWESTERLY FLOW CONTINUING THROUGH AT LEAST SUNDAY AND
POSSIBLY INTO MONDAY NIGHT...HAVE CONTINUED SLIGHT CHANCE TO CHANCE
POPS IN THE FORECAST AREA. FROM MONDAY ON...POP FORECAST IS A BIT
MORE TRICKY AS THE GFS CONTINUES TO KEEP NORTHWESTERLY FLOW REGIME IN
PLACE WHILE THE ECMWF FINALLY SLIDES THE RIDGE OVER THE REGION.
CANADIAN MODEL SEEMS TO SPLIT THE DIFFERENCE BY NOT BUILDING THE
RIDGE QUITE AS STRONG OVER THE PANHANDLES AND ALLOWING WEAK
SHORTWAVES TO MOVE OVER THE AREA AS WELL. DID BUMP POPS MONDAY NIGHT
TO BARELY UNDER SLIGHT CHANCE AS THIS COULD BE A TRANSITION DAY OUT
OF NWLY FLOW TO HIGH PRESSURE...BUT ENOUGH UNCERTAINTY IS STILL THERE
TO KEEP ME FROM YANKING POPS ALL TOGETHER.

AS FOR TEMPS...GENERALLY AT OR A TAD ABOVE NORMAL THROUGH SUNDAY
NIGHT AND MAV/MEX/MET NUMBERS WERE ALL IN PRETTY GOOD AGREEMENT.
AGAIN...TEMPS FOR MONDAY THROUGH THE END OF THE FCST ARE A BIT MORE
TRICKY BECAUSE IF THE ECMWF VERIFIES...IT WILL BE A RETURN TO HOT AND
DRY WHILE THE GFS SOLUTION CONTINUES TO FAVOR SEASONABLE TEMPS WITH
DECENT PRECIP CHANCES LATE AFTERNOON THROUGH THE NIGHTTIME HOURS.

JORDAN

FIRE WEATHER...
NO FIRE WEATHER CONCERNS AS PRECIPITATION CHANCES AND LOW LEVEL
MOISTURE REMAIN HIGH...BOTH OF WHICH WILL HELP ALLEVIATE FIRE WEATHER
CONCERNS.

JORDAN

&&

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

&&

08/14
Hazardous weather outlook, Jun 19, 2:16 PM CDT, 1 hour 31 minutes before
TEXAS/OKLAHOMA PANHANDLES HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
216 PM CDT THU JUN 19 2008

OKZ001>003-TXZ001>020-201100-
ARMSTRONG-BEAVER-CARSON-CIMARRON-COLLINGSWORTH-DALLAM-DEAF SMITH-
DONLEY-GRAY-HANSFORD-HARTLEY-HEMPHILL-HUTCHINSON-LIPSCOMB-MOORE-
OCHILTREE-OLDHAM-POTTER-RANDALL-ROBERTS-SHERMAN-TEXAS-WHEELER-
216 PM CDT THU JUN 19 2008

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

.DAY ONE...

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
NUMBER 578 UNTIL 9 PM ACROSS CIMARRON AND TEXAS COUNTIES IN THE
OKLAHOMA PANHANDLE...AND ALL BUT THE EASTERN PARTS OF THE TEXAS
PANHANDLES.

STRONG TO SEVERE THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON
AND TONIGHT. SOME OF THESE STORMS COULD BECOME SEVERE...ESPECIALLY
DURING THE LATE AFTERNOON AND EVENING HOURS. LARGE HAIL AND DAMAGING
WINDS WILL BE THE PRIMARY THREATS.

ALSO...BREEZY CONDITIONS WILL REQUIRE CAUTION ON AREA LAKES.

.DAYS TWO THROUGH SEVEN...

THERE WILL BE A CHANCE OF THUNDERSTORMS ON FRIDAY NIGHT...SATURDAY
NIGHT...AND AGAIN ON SUNDAY NIGHT. ANY STORMS THAT DEVELOP WILL HAVE
THE POTENTIAL TO BECOME SEVERE...WITH LARGE HAIL AND DAMAGING WINDS
BEING THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER GROUPS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD MONITOR
WEATHER DEVELOPMENTS THROUGH SUNDAY...AND BE PREPARED FOR POSSIBLE
ACTIVATION.

NUNEZ

In the hours before

Local storm report, Jun 19, 2:24 PM CDT, 1 hour 23 minutes before
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Special weather statement, Jun 19, 2:39 PM CDT, 1 hour 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
239 PM CDT THU JUN 19 2008

TXZ007-192015-
MOORE TX-
239 PM CDT THU JUN 19 2008

...STRONG THUNDERSTORM IN SOUTHEASTERN MOORE COUNTY...

AT 239 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 14 MILES NORTHWEST OF LAKE MEREDITH MOVING EAST
AT 13 MPH.

HAIL UP TO ONE HALF INCH IN DIAMETER AND WINDS AROUND 50 MPH ARE
POSSIBLE. STORM INTENSITY IS INCREASING AND SEVERE WEATHER MAY
DEVELOP RAPIDLY.

PEOPLE IN SOUTHEASTERN MOORE COUNTY SHOULD MONITOR THE WEATHER
SITUATION CLOSELY...LISTEN FOR WARNINGS AND REMAIN ALERT FOR
THREATENING WEATHER CONDITIONS.

JOHNSON
Special weather statement, Jun 19, 3:02 PM CDT, 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
302 PM CDT THU JUN 19 2008

TXZ008-009-013-014-192045-
CARSON TX-GRAY TX-HUTCHINSON TX-ROBERTS TX-
302 PM CDT THU JUN 19 2008

...STRONG THUNDERSTORM IN NORTHEASTERN CARSON...NORTHWESTERN GRAY...
SOUTHEASTERN HUTCHINSON AND SOUTHWESTERN ROBERTS COUNTIES...

AT 302 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER SKELLYTOWN MOVING EAST AT 16 MPH.

HAIL UP TO ONE HALF INCH IN DIAMETER AND WINDS AROUND 50 MPH ARE
POSSIBLE. STORM INTENSITY IS INCREASING AND SEVERE WEATHER MAY
DEVELOP RAPIDLY.

PEOPLE IN NORTHEASTERN CARSON...NORTHWESTERN GRAY...SOUTHEASTERN
HUTCHINSON AND SOUTHWESTERN ROBERTS COUNTIES...INCLUDING THE CITY OF
PAMPA...SHOULD MONITOR THE WEATHER SITUATION CLOSELY...LISTEN FOR
WARNINGS AND REMAIN ALERT FOR THREATENING WEATHER CONDITIONS.

JOHNSON
Local storm report, Jun 19, 3:05 PM CDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
305 PM CDT THU JUN 19 2008

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

0305 PM     HAIL             FRITCH                  35.64N 101.60W
06/19/2008  E1.75 INCH       HUTCHINSON         TX   PUBLIC

&&

EVENT NUMBER 00642

NUTTALL
Local storm report, Jun 19, 3:15 PM CDT, 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
315 PM CDT THU JUN 19 2008

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

0311 PM     HAIL             FRITCH                  35.64N 101.60W
06/19/2008  E0.88 INCH       HUTCHINSON         TX   TRAINED SPOTTER

&&

EVENT NUMBER 00643

JM
Local storm report, Jun 19, 3:20 PM CDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
320 PM CDT THU JUN 19 2008

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

0316 PM     HAIL             FRITCH                  35.64N 101.60W
06/19/2008  E1.00 INCH       HUTCHINSON         TX   PUBLIC

&&

EVENT NUMBER 00644

NUTTALL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 7:41 PM CDTSevere Thunderstorm WarningAMAHartley, Moore, Oldham, Potter41 min
Jun 18, 7:44 PM CDTSevere Thunderstorm WarningAMALipscomb, Ochiltree91 min
Jun 18, 8:51 PM CDTSevere Thunderstorm WarningAMAHansford, Ochiltree, Sherman84 min
Jun 18, 8:57 PM CDTTornado WarningAMAOchiltree63 min
Jun 18, 9:39 PM CDTSevere Thunderstorm WarningAMAHemphill, Lipscomb, Ochiltree, Roberts96 min
Jun 18, 9:55 PM CDTSevere Thunderstorm WarningAMADallam, Hartley80 min
Jun 18, 11:11 PM CDTSevere Thunderstorm WarningAMAGray, Hemphill, Lipscomb, Ochiltree, Roberts, Wheeler94 min
Jun 19, 12:26 AM CDTSevere Thunderstorm WarningAMACollingsworth, Donley, Gray, Wheeler94 min
Jun 19, 2:49 PM CDTSevere Thunderstorm WarningAMACarson, Hutchinson, Moore, Potter56 min
Jun 19, 3:25 PM CDTSevere Thunderstorm WarningAMACarson, Moore, Potter65 min
Jun 19, 4:09 PM CDTTornado WarningAMAArmstrong, Carson, Potter, Randall51 min
Jun 19, 4:16 PM CDTAreal Flood AdvisoryAMAArmstrong, Carson, Potter, Randall2 hr
Jun 19, 4:36 PM CDTFlash Flood WarningAMAArmstrong, Carson, Potter, Randall114 min
Jun 19, 4:39 PM CDTSevere Thunderstorm WarningAMADonley, Gray66 min
Jun 19, 4:43 PM CDTSevere Thunderstorm WarningAMAArmstrong, Carson, Donley, Potter, Randall62 min
Jun 19, 5:00 PM CDTTornado WarningAMAArmstrong, Donley45 min
Jun 19, 5:40 PM CDTSevere Thunderstorm WarningAMAArmstrong, Donley, Randall65 min
Jun 19, 6:03 PM CDTSevere Thunderstorm WarningAMADeaf Smith, Randall57 min
Jun 19, 4:19 PM CDTSevere Thunderstorm WarningAMACimarron56 min
Jun 19, 4:32 PM CDTTornado WarningAMACimarron58 min
Jun 19, 5:26 PM CDTTornado WarningAMACimarron64 min
Jun 19, 6:21 PM CDTTornado WarningAMACimarron54 min

Nearby

Severe Thunderstorm Warnings in Texas, 2008Every severe thunderstorm warning in 2008

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.