Alert archive / Texas / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 1, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Apr 20, 2014, 5:50 PM CDT for 4 counties in Texas. It was in force for 55 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
- Apr 20, 2014, 5:50 PM CDT (22:50 UTC)
- Expired
- Apr 20, 2014, 6:45 PM CDT
- In force
- 55 min
- Issued by
- NWS Amarillo, TX
- Area
- Storm-based polygon
Counties Gray County, TX, Hemphill County, TX, Lipscomb County, TX, Wheeler County, TX
The radar
The Amarillo radar (KAMA), 130 km from the middle of the area, began a volume at 22:53 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 12:00Z, 10.8 hours before the alert went out and 130 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 974 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Apr 20, 3:30 PM CDT, 2 hours 20 minutes earlier.
Area forecast discussion, Apr 20, 3:30 PM CDT, 2 hours 20 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 330 PM CDT SUN APR 20 2014 .DISCUSSION... ONLY MINOR CHANGES HAVE BEEN MADE TO THE FORECAST. HAVE INCREASED POPS THIS EVENING ACROSS THE SOUTHEAST HALF OF THE FORECAST AREA... CLOSER TO PROXIMITY OF INCOMING UPPER-LEVEL JET STREAK...IN REGION OF GREATER INSTABILITY. POPS AFTER MIDNIGHT HAVE BEEN TRIMMED TO INCLUDE ONLY FAR EASTERN SECTIONS...AHEAD OF DEPARTING VORTICITY MAXIMUM. MONDAY AND TUESDAY EXPECTED TO BE DRY AND MILD. LOW-LEVEL JET DEVELOPS TUESDAY NIGHT AHEAD OF NEXT MID-LEVEL TROF. WEDNESDAY AFTERNOON CHANCES FOR STRONG TO SEVERE THUNDERSTORMS HAVE BEEN INCREASED SLIGHTLY AND SPREAD A BIT FARTHER WEST DUE TO EXPECTED POSITION OF DRYLINE. WEDNESDAY EVENING POPS HAVE BEEN KEPT IN EASTERN SECTIONS HAVE ALSO BEEN INCREASED SLIGHTLY...AND HAVE ALSO BEEN SPREAD A BIT FARTHER WEST. NO POPS IN REMAINDER OF FORECAST. NO FREEZING TEMPERATURES EXPECTED. 03 COCKRELL && .FIRE WEATHER... NO ELEVATED OR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THROUGH TUESDAY. CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON WEDNESDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SATURDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SUNDAY ACROSS THE WESTERN TWO THIRDS OF THE PANHANDLES. 03 && .PRELIMINARY POINT TEMPS/POPS... AMARILLO TX 52 78 51 82 55 / 30 5 0 0 5 BEAVER OK 56 79 48 85 59 / 50 5 0 0 5 BOISE CITY OK 51 74 49 83 55 / 20 5 0 5 5 BORGER TX 55 79 54 85 58 / 30 5 0 0 5 BOYS RANCH TX 51 80 52 87 56 / 20 5 0 0 5 CANYON TX 51 79 50 82 55 / 20 5 0 0 5 CLARENDON TX 56 78 53 83 55 / 40 5 0 0 5 DALHART TX 47 75 48 86 53 / 20 5 0 5 5 GUYMON OK 52 77 49 84 57 / 30 5 0 5 5 HEREFORD TX 50 78 49 84 54 / 20 5 0 0 5 LIPSCOMB TX 58 78 49 82 57 / 50 5 0 0 5 PAMPA TX 53 77 51 81 57 / 40 5 0 0 5 SHAMROCK TX 56 79 52 83 56 / 50 5 0 0 0 WELLINGTON TX 56 80 54 86 56 / 50 5 0 0 0 && .AMA WATCHES/WARNINGS/ADVISORIES... TX...NONE. OK...NONE. && 05/03
Hazardous weather outlook, Apr 20, 3:46 PM CDT, 2 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 346 PM CDT SUN APR 20 2014 OKZ001>003-TXZ001>020-211145- CIMARRON-TEXAS-BEAVER-DALLAM-SHERMAN-HANSFORD-OCHILTREE-LIPSCOMB- HARTLEY-MOORE-HUTCHINSON-ROBERTS-HEMPHILL-OLDHAM-POTTER-CARSON- GRAY-WHEELER-DEAF SMITH-RANDALL-ARMSTRONG-DONLEY-COLLINGSWORTH- 346 PM CDT SUN APR 20 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE TEXAS AND OKLAHOMA PANHANDLES. .DAY ONE...THROUGH TONIGHT. SCATTERED TO ISOLATED THUNDERSTORMS ARE EXPECTED. A FEW STRONG THUNDERSTORMS WITH GUSTY WINDS AND HAIL UP TO THE SIZE OF NICKELS WILL BE POSSIBLE ACROSS MAINLY THE EASTERN HALF OF THE OKLAHOMA AND TEXAS PANHANDLES. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. A FEW STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE ACROSS EASTERN PORTIONS OF THE PANHANDLES WEDNESDAY AFTERNOON AND NIGHT. DAMAGING WINDS AND LARGE HAIL COULD BE POSSIBLE. CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON WEDNESDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SATURDAY ACROSS THE WESTERN HALF OF THE PANHANDLES. ELEVATED FIRE WEATHER CONDITIONS WILL BE POSSIBLE ON SUNDAY ACROSS THE WESTERN TWO THIRDS OF THE PANHANDLES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. SPOTTERS AND EMERGENCY MANAGEMENT OFFICIALS SHOULD CONTINUE TO MONITOR THE FORECAST FOR WEDNESDAY AFTERNOON AND NIGHT...AS THE POTENTIAL FOR ORGANIZED SEVERE WEATHER MAY INCREASE. AREA FIRE MANAGERS AND EMERGENCY OFFICIALS SHOULD BE ALERT FOR ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS ON WEDNESDAY AND SATURDAY...AND FOR ELEVATED FIRE WEATHER CONDITIONS ON SUNDAY. COCKRELL
In the hours before
Special weather statement, Apr 20, 3:52 PM CDT, 1 hour 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
352 PM CDT SUN APR 20 2014
TXZ019-020-202145-
COLLINGSWORTH TX-DONLEY TX-
352 PM CDT SUN APR 20 2014
...SIGNIFICANT WEATHER ADVISORY FOR COLLINGSWORTH AND EXTREME
SOUTHEASTERN DONLEY COUNTIES UNTIL 445 PM CDT...
AT 352 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 7 MILES SOUTH OF MEMPHIS...MOVING NORTHEAST AT 30
MPH.
HAIL UP TO ONE HALF INCH IN DIAMETER IS EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
WELLINGTON... QUAIL... LUTIE...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 3509 10025 3493 9999 3490 10000 3474 10021
3475 10058
TIME...MOT...LOC 2052Z 221DEG 26KT 3467 10046
CLKLocal storm report, Apr 20, 4:22 PM CDT, 1 hour 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
422 PM CDT SUN APR 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0405 PM HAIL WHEELER 35.44N 100.28W
04/20/2014 E1.75 INCH WHEELER TX LAW ENFORCEMENT
&&
EVENT NUMBER AMA1400274
BUFFALOLocal storm report, Apr 20, 4:25 PM CDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
425 PM CDT SUN APR 20 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0410 PM HAIL 1 S TWITTY 35.30N 100.24W
04/20/2014 M1.00 INCH WHEELER TX STORM CHASER
&&
EVENT NUMBER AMA1400275
BUFFALOSpecial weather statement, Apr 20, 4:25 PM CDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
425 PM CDT SUN APR 20 2014
TXZ013>015-019-020-202230-
CARSON TX-COLLINGSWORTH TX-DONLEY TX-GRAY TX-WHEELER TX-
425 PM CDT SUN APR 20 2014
...SIGNIFICANT WEATHER ADVISORY FOR EXTREME SOUTHEASTERN CARSON...
NORTHWESTERN COLLINGSWORTH...SOUTHWESTERN WHEELER...SOUTHERN GRAY AND
NORTHERN DONLEY COUNTIES UNTIL 530 PM CDT...
AT 424 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 5 MILES WEST OF LAKE MCCLELLAN...OR 21 MILES
SOUTH OF PAMPA...MOVING EAST AT 35 MPH.
HAIL UP TO ONE HALF INCH IN DIAMETER IS EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
SHAMROCK... MCLEAN... LELA...
LAKE MCCLELLAN... KELLERVILLE... ALANREED...
THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 115 AND 162.
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 3541 10083 3547 10038 3516 10021 3513 10108
3529 10109
TIME...MOT...LOC 2125Z 261DEG 32KT 3524 10095
CLKSpecial weather statement, Apr 20, 4:31 PM CDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
431 PM CDT SUN APR 20 2014
OKZ003-TXZ004-005-202215-
BEAVER OK-LIPSCOMB TX-OCHILTREE TX-
431 PM CDT SUN APR 20 2014
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN OCHILTREE...
NORTHWESTERN LIPSCOMB AND SOUTHEASTERN BEAVER COUNTIES UNTIL 515 PM
CDT...
AT 431 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 3 MILES NORTH OF WOLF CREEK PARK...OR 13 MILES
SOUTHEAST OF PERRYTON...MOVING NORTHEAST AT 45 MPH.
HAIL UP TO ONE HALF INCH IN DIAMETER IS EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
SLAPOUT... WOLF CREEK PARK... DARROUZETT...
BOOKER...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 3614 10063 3627 10083 3673 10033 3662 9999
3658 10000
TIME...MOT...LOC 2131Z 224DEG 41KT 3628 10062
CLKSpecial weather statement, Apr 20, 5:00 PM CDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 500 PM CDT SUN APR 20 2014 OKZ003-TXZ004-005-009-010-014-015-019-020-202245- BEAVER OK-COLLINGSWORTH TX-DONLEY TX-GRAY TX-HEMPHILL TX-LIPSCOMB TX-OCHILTREE TX-ROBERTS TX-WHEELER TX- 500 PM CDT SUN APR 20 2014 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN COLLINGSWORTH... WHEELER...EASTERN ROBERTS...EASTERN OCHILTREE...LIPSCOMB... HEMPHILL...GRAY...EXTREME NORTHEASTERN DONLEY AND SOUTHEASTERN BEAVER COUNTIES UNTIL 545 PM CDT... AT 456 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES NORTHWEST OF BOOKER TO 6 MILES NORTH OF LAKE MCCLELLAN...MOVING EAST AT 20 MPH. HAIL UP TO ONE HALF INCH IN DIAMETER IS EXPECTED WITH THESE STORMS. * LOCATIONS IMPACTED INCLUDE... SHAMROCK... MIAMI... LIPSCOMB... CANADIAN... SLAPOUT... GATE... ELMWOOD... WOLF CREEK PARK... WHEELER... TWITTY... NEW MOBEETIE... MCLEAN... LORA... LELA... LEFORS... LAKE MCCLELLAN... LAKE MARVIN... KELLERVILLE... THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 131 AND 176. IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LAT...LON 3522 10099 3657 10068 3689 10000 3508 9999 TIME...MOT...LOC 2200Z 277DEG 18KT 3647 10056 3530 10086 CLK
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 1:24 PM CDT | Special Weather Statement | AMA | Potter | 51 min |
| Apr 20, 1:42 PM CDT | Special Weather Statement | AMA | Ochiltree | 48 min |
| Apr 20, 2:47 PM CDT | Special Weather Statement | AMA | Potter | 43 min |
| Apr 20, 2:50 PM CDT | Special Weather Statement | AMA | Ochiltree | 40 min |
| Apr 20, 3:41 PM CDT | Special Weather Statement | AMA | Carson | 49 min |
| Apr 20, 3:43 PM CDT | Special Weather Statement | AMA | Wheeler | 47 min |
| Apr 20, 3:52 PM CDT | Special Weather Statement | AMA | Collingsworth | 53 min |
| Apr 20, 4:25 PM CDT | Special Weather Statement | AMA | Gray | 65 min |
| Apr 20, 4:31 PM CDT | Special Weather Statement | AMA | Ochiltree | 44 min |
| Apr 20, 5:00 PM CDT | Special Weather Statement | AMA | Gray, Hemphill, Lipscomb, Roberts, Wheeler | 45 min |
| Apr 20, 6:58 PM CDT | Special Weather Statement | AMA | Hutchinson | 62 min |
| Apr 20, 3:39 PM CDT | Special Weather Statement | AMA | Beaver | 51 min |
| Apr 20, 6:03 PM CDT | Special Weather Statement | AMA | Beaver | 27 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2014Every severe thunderstorm warning in 2014
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.