Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 8, NWS San Angelo, TX
NWS San Angelo, TX issued this severe thunderstorm warning at Mar 19, 2002, 12:39 PM CST for Irion County, Texas. It was in force for 36 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 19, 2002, 12:39 PM CST (18:39 UTC)
- Expired
- Mar 19, 2002, 1:15 PM CST
- In force
- 36 min
- Issued by
- NWS San Angelo, TX
- Area
- Whole counties
County Irion County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 19, 12:45 PM CST | Hail 1 | Mertzon, 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.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 6.7 hours before the alert went out and 136 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
- 18 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 2043 m above ground
- 0-6 km bulk shear
- 93 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KSJT 191839 SVRSJT TXC235-191915- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SAN ANGELO TX 1237 PM CST TUE MAR 19 2002 THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... IRION COUNTY IN SOUTHWEST TEXAS * UNTIL 115 PM CST * AT 1232 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 13 MILES SOUTH OF MERTZON...MOVING NORTHEAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... MERTZON AT 1250 PM CST SHERWOOD AT 1255 PM CST ARDEN AT 110 PM CST HAIL THE SIZE OF QUARTERS AND WIND GUSTS OF 60 MPH CAN BE EXPECTED WITH THIS STORM. TAKE SHELTER IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS.
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 Mar 19, 3:05 AM CST, 9 hours 34 minutes earlier.
Area forecast discussion, Mar 19, 3:05 AM CST, 9 hours 34 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN ANGELO TX 305 AM CST TUE MAR 19 2002 PRIMARY FEATURES OF CONCERN THIS MORNING INCLUDE NEARLY STATIONARY FRONTAL BOUNDARY EXTENDING FROM SW TO NE FROM SOUTHEASTERN CWA INTO ARK AHEAD OF APPROACHING UPPER LEVEL TROUGH EXTENDING NE FROM UPPER LEVEL LOW OVER NW MEXICO. THUNDERSTORMS HAVE BEEN FIRING ALONG AND NORTH OF THE FRONTAL BOUNDARY MUCH OF THE NIGHT. EXPECT CONTINUATION OF THUNDERSTORM ACTIVITY THROUGH TODAY AND INTO THE EVENING WITH EXPECTED STRONG CONVERGENCE ALONG A DEVELOPING FRONTAL BOUNDARY COMBINED WITH GOOD SYNOPTIC SCALE LIFTING AS UPPER TROUGH APPROACHES... HAVE BUMPED POPS UP ACCORDINGLY. LATEST MESOETA HAS CENTER OF UPPER LOW PASSING THROUGH CWA TONIGHT BEFORE OPENING AND LIFTING NE OUT OF THE AREA. WARMING TEMPS ON TAP INTO THE WEEKEND WITH A CHANCE OF PRECIP THE FIRST OF NEXT WEEK AHEAD OF THE NEXT SYSTEM... BUT WILL FOREGO MENTIONING CHANCE OF PRECIP ATTM. ABI 064/043/062/040 9500 SJT 065/044/064/039 8500 JCT 068/046/065/038 9600 .SJT...NONE. 15
The office that day
Everything else NWS San Angelo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 8:50 PM CST | Severe Thunderstorm Warning | SJT | Crockett, Irion | 40 min |
| Mar 19, 3:43 AM CST | Severe Thunderstorm Warning | SJT | Kimble | 32 min |
| Mar 19, 4:17 AM CST | Severe Thunderstorm Warning | SJT | Mason, Menard | 28 min |
| Mar 19, 8:38 AM CST | Severe Thunderstorm Warning | SJT | Crockett | 52 min |
| Mar 19, 9:37 AM CST | Severe Thunderstorm Warning | SJT | Schleicher | 53 min |
| Mar 19, 12:16 PM CST | Severe Thunderstorm Warning | SJT | Irion | 29 min |
| Mar 19, 12:26 PM CST | Severe Thunderstorm Warning | SJT | Tom Green | 34 min |
| Mar 19, 1:04 PM CST | Severe Thunderstorm Warning | SJT | Tom Green | 56 min |
| Mar 19, 1:20 PM CST | Tornado Warning | SJT | Tom Green | 40 min |
| Mar 19, 1:43 PM CST | Flash Flood Warning | SJT | Tom Green | 92 min |
| Mar 19, 1:48 PM CST | Tornado Warning | SJT | Concho, Runnels, Tom Green | 57 min |
| Mar 19, 2:25 PM CST | Severe Thunderstorm Warning | SJT | Sutton | 35 min |
| Mar 19, 2:47 PM CST | Tornado Warning | SJT | Coleman, Runnels | 43 min |
| Mar 19, 3:14 PM CST | Tornado Warning | SJT | Menard, Schleicher | 61 min |
| Mar 19, 4:18 PM CST | Severe Thunderstorm Warning | SJT | McCulloch, Menard | 57 min |
| Mar 19, 4:37 PM CST | Tornado Warning | SJT | McCulloch | 53 min |
| Mar 19, 5:00 PM CST | Flash Flood Warning | SJT | McCulloch | 3 hr |
| Mar 19, 5:15 PM CST | Severe Thunderstorm Warning | SJT | San Saba | 60 min |
| Mar 19, 5:29 PM CST | Flash Flood Warning | SJT | Brown, San Saba | 3 hr |
| Mar 19, 5:34 PM CST | Tornado Warning | SJT | San Saba | 41 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; the sounding from the Mesonet's radiosonde archive.