Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 30, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at May 5, 2002, 8:20 PM CDT for Armstrong County, Donley County, Texas. It was in force for 40 min. 7 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 5, 2002, 8:20 PM CDT (01:20 UTC)
- Expired
- May 5, 2002, 9:00 PM CDT
- In force
- 40 min
- Issued by
- NWS Amarillo, TX
- Area
- Counties, with a storm outline in the text
Counties Armstrong County, TX, Donley County, TX
The radar
The Amarillo radar (KAMA), 74 km from the middle of the area, began a volume at 01:19 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 5, 8:23 PM CDT | Hail 1.25 | Clarendon, TX | |
| May 5, 8:31 PM CDT | Hail 0.75 | Clarendon, TX | |
| May 5, 8:37 PM CDT | Hail 1.75 | Clarendon, TX | |
| May 5, 8:37 PM CDT | Thunderstorm Wind 61 E | Clarendon, TX | |
| May 5, 8:38 PM CDT | Hail 1.75 | Clarendon, TX | |
| May 5, 8:38 PM CDT | Thunderstorm Wind 61 E | Clarendon, TX | |
| May 5, 8:44 PM CDT | Hail 1.75 | Clarendon, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 5, 4:45 PM CDT | Tornado Watch | SPC | 5 hr |
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KAMA 060120 SVRAMA TXC011-129-060200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 817 PM CDT SUN MAY 5 2002 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN ARMSTRONG COUNTY IN THE TEXAS PANHANDLE DONLEY COUNTY IN THE TEXAS PANHANDLE * UNTIL 900 PM CDT * AT 817 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES SOUTHWEST OF CLARENDON...MOVING EAST AT 50 MPH. DOPPLER RADAR ALSO REPORTS STORM ROTATION OVER EXTREME SOUTHEAST ARMSTRONG COUNTY. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... CLARENDON...GREENBELT LAKE AND GOODNIGHT. GOLFBALL HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. LAT...LON 3508 10123 3477 10113 3477 10067 3499 10063 SLATTERY
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 May 5, 8:10 PM CDT, 10 minutes earlier.
Area forecast discussion, May 5, 8:10 PM CDT, 10 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 810 PM CDT SUN MAY 5 2002 DRYLINE ADVANCED SLIGHTLY EAST OF THE WESTERN MOST COUNTIES OF CIMMARON...DALLAM...HARTLEY...OLDHAM...AND DEAF SMITH. ZONES AND SPSAMA SENT TO CLEAR THEM FROM TORNADO WATCH #227. PLENTY OF ATTENTION WITH THE SUPERCELL STORM OVER ARMSTRONG COUNTY CONTINUES TO MOVE INTO FAVORABLE SEVERE WEATHER PARAMETERS WHILE THE HEMPHILL STORM MOVES INTO WESTERN OKLAHOMA. OTHERWISE...TORNADO WATCH REMAINS IN EFFECT FOR THE REMAINDER OF TEXAS AND OKLAHOMA PANHANDLES. 08 ========================================================= 425 PM CDT SUN MAY 5 2002 DRYLINE HAS ALREADY STARTED TO FIRE UP OVER THE WESTERN TEXAS PANHANDLE. MOIST AND UNSTABLE AIR AND MODERATE DEEP LAYERED SHEAR WILL COMBINE FOR STRONG TO SEVERE THUNDERSTORMS FOR THE REMAINDER OF THE AFTERNOON AND THIS EVENING. SEE LATEST SEVERE THUNDERSTORM WATCH #227 FOR MORE DETAILS. THIS BOUNDARY EDGES EAST THIS EVENING AND STALLS OVER THE EASTERN TEXAS PANHANDLE LATE TONIGHT. ONCE DAYTIME HEATING BEGINS...THIS BOUNDARY SHOULD START TO MARCH EAST AGAIN. THUNDERSTORMS COULD DEVELOP AGAIN LATE MONDAY AFTERNOON AS THE AIRMASS DESTABILIZES EAST OF THE DRYLINE. REPEAT MAY OCCUR ON TUESDAY AFTERNOON/EVENING AS THE DRYLINE STAYS NEAR THE EASTERN ZONES. COLD FRONT IS STILL ON SCHEDULE TO MOVE THROUGH AROUND WEDNESDAY EVENING. EXPECT CLOUDS TO INCREASE DUE TO TERRAIN UPSLOPE. THE WEATHER PATTERN SETS UP ONCE AGAIN ON FRIDAY AND INTO THE WEEKEND WHILE LOW LEVEL FLOW INCREASES AND MOISTURE IS REPLENISHED. FCSTR ID= 08 AMA 55/87/54/87 4000 DHT 51/85/51/86 2000 .AMA... TX...SEVERE THUNDERSTORM WATCH FOR ALL UNTIL 10 PM CDT. OK...SEVERE THUNDERSTORM WATCH FOR ALL UNTIL 10 PM CDT.
In the hours before
Special weather statement, May 5, 7:30 PM CDT, 50 minutes before
>OKZ001>003-TXZ001>020-060300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 730 PM CDT SUN MAY 5 2002 OKZ001-TXZ001-006-011-016-060300- THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CLEARED A PORTION OF TORNADO WATCH 227. COUNTIES CLEARED INCLUDE: IN THE OKLAHOMA PANHANDLE: CIMARRON... IN THE TEXAS PANHANDLE: DALLAM...HARTLEY...OLDHAM...DEAF SMITH... THIS INCLUDES THE CITIES OF...BOISE CITY...DALHART...HARTLEY... HEREFORD...VEGA... OKZ002-003-TXZ002>005-007>010-012>015-017>020-060300- TORNADO WATCH 227 REMAINS VALID UNTIL 1000 PM CDT SUNDAY FOR THE FOLLOWING COUNTIES: IN THE OKLAHOMA PANHANDLE: TEXAS...BEAVER... IN THE TEXAS PANHANDLE: SHERMAN...HANSFORD...OCHILTREE...POTTER...LIPSCOMB...MOORE... HUTCHINSON...ROBERTS...HEMPHILL...CARSON...GRAY...WHEELER... RANDALL...ARMSTRONG...DONLEY...COLLINGSWORTH... THIS INCLUDES THE CITIES OF...AMARILLO...BEAVER...BOOKER...BORGER... CANADIAN...CANYON...CLARENDON...CLAUDE...DUMAS...GUYMON...MIAMI... PAMPA...PANHANDLE...PERRYTON...SHAMROCK...SPEARMAN...STRATFORD... WELLINGTON. 08
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 7:15 PM CDT | Tornado Warning | AMA | Hemphill | 45 min |
| May 5, 7:31 PM CDT | Tornado Warning | AMA | Armstrong | 29 min |
| May 5, 7:59 PM CDT | Tornado Warning | AMA | Armstrong | 31 min |
| May 5, 8:55 PM CDT | Tornado Warning | AMA | Collingsworth, Donley | 35 min |
| May 5, 9:31 PM CDT | Tornado Warning | AMA | Collingsworth | 29 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; radar from the NEXRAD Level II archive.