Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 111, NWS San Angelo, TX
NWS San Angelo, TX issued this severe thunderstorm warning at May 7, 2002, 8:49 PM CDT for Coke County, Texas. It was in force for 11 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 7, 2002, 8:49 PM CDT (01:49 UTC)
- Expired
- May 7, 2002, 9:00 PM CDT
- In force
- 11 min
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
County Coke County, TX
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 nearest sounding before it
Midland Regional, TX (KMAF), launched 00:00Z, 1.8 hours before the alert went out and 140 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
- 4703 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KSJT 080149 SVRSJT TXC081-080200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 849 PM CDT TUE MAY 7 2002 THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COKE COUNTY IN SOUTHWEST TEXAS * UNTIL 900 PM CDT * AT 842 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES WEST OF SILVER...OR ABOUT 20 MILES NORTHWEST OF ROBERT LEE...MOVING NORTHEAST AT 35 MPH. DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. LAT...LON 3206 10081 3196 10073 3208 10048 3209 10079
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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 7, 2:27 PM CDT, 6 hours 22 minutes earlier.
Area forecast discussion, May 7, 2:27 PM CDT, 6 hours 22 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN ANGELO TX 227 PM CDT TUE MAY 7 2002 MORE POTENTIAL FOR ISOLATED THUNDERSTORMS ALONG THE DRYLINE THIS EVENING. DENSE CIRRUS CANOPY...WHICH LIMITED SURFACE HEATING YESTERDAY...HAS SHIFTED EAST OF THE FORECAST AREA EARLY THIS AFTERNOON. COMBO OF STRONG HEATING AND MID-UPPER 60S DEWPOINTS PUSHING CAPE VALUES INTO THE 2500 TO 3000 J/KG RANGE ACROSS THE CONCHO VALLEY AND WESTERN BIG COUNTRY. AS OF 1845Z...DRYLINE HAS PUSHED THROUGH MIDLAND AND FORT STOCKTON...SO MAKING EASTWARD PROGRESS. PER MSAS...BETTER LOW LEVEL CONVERGENCE OCCURRING NEAR THE PECOS RIVER IN FAR WESTERN CROCKETT COUNTY. SURMISE STORMS COULD INITIATE HERE. WEAK SHORTWAVE ENERGY IN SOUTHWEST FLOW ALOFT EXPECTED TO INTERSECT THE DRYLINE BETWEEN 00Z-06Z...AIDING THE CAUSE. SO PARAMETERS COMING TOGETHER. HOWEVER...THE CAP REMAINS STRONG WITH CIN VALUES IN EXCESS OF 140 J/KG. THUS...BELIEVE ISOLATED THUNDER WILL HOLD OFF UNTIL AT LEAST 6 PM...THEN PERSIST THROUGH ABOUT 10 PM. STAY TUNED. THE DRYLINE RETREATS WEST OF THE FORECAST AREA OVERNIGHT...BUT DOESN/T STRAY TOO FAR. LOW CLOUDS LIKELY TO SPREAD OVER THE HEARTLAND AND NORTHWEST HILL COUNTRY LATE TONIGHT. DRYLINE MIXES THROUGH ALL BUT THE FAR EASTERN COUNTIES ON WEDNESDAY...BRINGING WARM AND BREEZY CONDITIONS. COUPLE OF COLD FRONTS...WITH UPPER SUPPORT...TO BRING DECENT RAIN CHANCES TO WEST CENTRAL TEXAS THURSDAY NIGHT AND FRIDAY...THEN AGAIN ON MONDAY AND TUESDAY. INITIAL FRONT PULLS UP STATIONARY SOUTH OF THE FORECAST AREA THURSDAY AFTERNOON. STRONG LOW LEVEL JET THEN PUMPS COPIOUS MOISTURE OVER THE STALLED BOUNDARY...GENERATING SCATTERED ELEVATED THUNDERSTORMS ACROSS MAINLY THE CENTRAL AND SOUTHERN COUNTIES THURSDAY NIGHT. BOUNDARY THEN LIFTS NORTH INTO THE CONCHO VALLEY AND HEARTLAND BY FRIDAY AFTERNOON...TOUCHING OFF ANOTHER ROUND OF THUNDERSTORMS. STORMS TO LINGER OVER THE BIG COUNTRY FRIDAY NIGHT...BEFORE THE WARM FRONT LIFTS NORTH OF THE FORECAST AREA. NEXT OF KIN ARRIVES SUNDAY NIGHT...WITH MORE SCATTERED THUNDERSTORMS ALONG...NEAR THE BOUNDARY MONDAY AND TUESDAY. ACTIVE MID MAY WEATHER PATTERN MATERIALIZING...RIGHT ON SCHEDULE. SATURDAY AND SUNDAY LOOK WARM AND HUMID IN CAPPED WARM SECTOR. PRELIM CCF... ABI 070/093/061/077 100 SJT 071/094/063/085 100 JCT 071/090/064/086 110 .SJT...NONE. 17
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 7:32 PM CDT | Severe Thunderstorm Warning | SJT | Sterling | 58 min |
| May 7, 7:51 PM CDT | Severe Thunderstorm Warning | SJT | Coke | 54 min |
| May 7, 8:02 PM CDT | Severe Thunderstorm Warning | SJT | Nolan | 58 min |
| May 7, 8:34 PM CDT | Tornado Warning | SJT | Nolan | 56 min |
| May 7, 8:56 PM CDT | Severe Thunderstorm Warning | SJT | Jones, Taylor | 64 min |
| May 7, 9:10 PM CDT | Tornado Warning | SJT | Jones | 50 min |
| May 7, 9:15 PM CDT | Tornado Warning | SJT | Taylor | 60 min |
| May 7, 9:31 PM CDT | Tornado Warning | SJT | Nolan | 29 min |
| May 7, 9:34 PM CDT | Tornado Warning | SJT | Shackelford | 56 min |
| May 7, 10:06 PM CDT | Severe Thunderstorm Warning | SJT | Nolan | 39 min |
| May 7, 10:09 PM CDT | Tornado Warning | SJT | Taylor | 66 min |
| May 7, 10:10 PM CDT | Tornado Warning | SJT | Taylor | 65 min |
| May 7, 10:39 PM CDT | Severe Thunderstorm Warning | SJT | Fisher | 36 min |
| May 7, 10:41 PM CDT | Severe Thunderstorm Warning | SJT | Shackelford | 79 min |
| May 8, 3:53 PM CDT | Severe Thunderstorm Warning | SJT | Coleman | 67 min |
| May 8, 4:26 PM CDT | Tornado Warning | SJT | Coleman | 64 min |
| May 8, 4:29 PM CDT | Severe Thunderstorm Warning | SJT | Callahan | 61 min |
| May 8, 4:37 PM CDT | Tornado Warning | SJT | Brown | 53 min |
| May 8, 5:22 PM CDT | Tornado Warning | SJT | Brown | 23 min |
| May 8, 6:48 PM CDT | Severe Thunderstorm Warning | SJT | McCulloch | 57 min |
| May 8, 6:56 PM CDT | Severe Thunderstorm Warning | SJT | Brown | 64 min |
| May 8, 6:58 PM CDT | Severe Thunderstorm Warning | SJT | Coleman | 47 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; the sounding from the Mesonet's radiosonde archive.