Alert archive / Texas / Tornado Watches in 1998
Tornado Watch 438
The Storm Prediction Center issued this tornado watch at May 26, 1998, 4:15 PM MDT for 6 counties in New Mexico; 28 counties in Texas. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 26, 1998, 4:15 PM MDT (22:15 UTC)
- Expired
- May 26, 1998, 9:00 PM MDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 34 counties
Chaves County, NM, De Baca County, NM, Guadalupe County, NM, Lea County, NM, Roosevelt County, NM, San Miguel County, NM, Andrews County, TX, Bailey County, TX, Borden County, TX, Cochran County, TX, Coke County, TX, Concho County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Hockley County, TX, Howard County, TX, Irion County, TX, Kimble County, TX, Lynn County, TX, Martin County, TX, Menard County, TX, Midland County, TX, Mitchell County, TX, Nolan County, TX, Reagan County, TX, Runnels County, TX, Schleicher County, TX, Sterling County, TX, Sutton County, TX, Terry County, TX, Tom Green County, TX, Yoakum County, TX
The radar
The Lubbock radar (KLBB), 111 km from the middle of the area, began a volume at 22:15 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.
Warnings issued inside it
42 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 4:18 PM MDT | Flash Flood Warning | MAF | Andrews | 3 hr |
| May 26, 4:24 PM MDT | Severe Thunderstorm Warning | MAF | Andrews | 61 min |
| May 26, 4:26 PM MDT | Severe Thunderstorm Warning | SJT | Tom Green | 64 min |
| May 26, 4:37 PM MDT | Tornado Warning | SJT | Tom Green | 63 min |
| May 26, 4:48 PM MDT | Tornado Warning | ABQ | Roosevelt | 47 min |
| May 26, 4:49 PM MDT | Tornado Warning | MAF | Andrews | 51 min |
| May 26, 4:49 PM MDT | Severe Thunderstorm Warning | SJT | Coke | 51 min |
| May 26, 4:57 PM MDT | Severe Thunderstorm Warning | MAF | Ector | 63 min |
| May 26, 5:19 PM MDT | Flash Flood Warning | SJT | Coke, Tom Green | 3 hr |
| May 26, 5:35 PM MDT | Severe Thunderstorm Warning | MAF | Martin | 65 min |
| May 26, 5:38 PM MDT | Severe Thunderstorm Warning | MAF | Lea | 62 min |
| May 26, 5:39 PM MDT | Severe Thunderstorm Warning | MAF | Andrews | 51 min |
| May 26, 5:39 PM MDT | Tornado Warning | SJT | Tom Green | 61 min |
| May 26, 5:54 PM MDT | Severe Thunderstorm Warning | MAF | Ector | 61 min |
| May 26, 5:57 PM MDT | Tornado Warning | SJT | Tom Green | 63 min |
| May 26, 6:06 PM MDT | Severe Thunderstorm Warning | SJT | Coke | 64 min |
| May 26, 6:07 PM MDT | Tornado Warning | ABQ | Roosevelt | 48 min |
| May 26, 6:07 PM MDT | Severe Thunderstorm Warning | MAF | Howard | 63 min |
| May 26, 6:36 PM MDT | Severe Thunderstorm Warning | MAF | Martin | 64 min |
| May 26, 6:39 PM MDT | Severe Thunderstorm Warning | SJT | Sterling | 61 min |
| May 26, 6:42 PM MDT | Severe Thunderstorm Warning | SJT | Runnels | 63 min |
| May 26, 6:49 PM MDT | Severe Thunderstorm Warning | MAF | Ector, Midland | 61 min |
| May 26, 7:00 PM MDT | Tornado Warning | SJT | Tom Green | 60 min |
| May 26, 7:06 PM MDT | Flash Flood Warning | SJT | Runnels | 3 hr |
| May 26, 7:08 PM MDT | Severe Thunderstorm Warning | MAF | Howard | 47 min |
| May 26, 7:15 PM MDT | Tornado Warning | SJT | Concho, Tom Green | 80 min |
| May 26, 7:19 PM MDT | Severe Thunderstorm Warning | SJT | Tom Green | 91 min |
| May 26, 7:21 PM MDT | Flash Flood Warning | MAF | Andrews | 2 hr |
| May 26, 7:30 PM MDT | Severe Thunderstorm Warning | SJT | Sterling | 65 min |
| May 26, 7:40 PM MDT | Severe Thunderstorm Warning | SJT | Mitchell | 80 min |
| May 26, 7:45 PM MDT | Severe Thunderstorm Warning | SJT | Runnels | 65 min |
| May 26, 7:50 PM MDT | Severe Thunderstorm Warning | MAF | Glasscock | 65 min |
| May 26, 7:50 PM MDT | Flash Flood Warning | SJT | Mitchell, Sterling | 3 hr |
| May 26, 7:56 PM MDT | Severe Thunderstorm Warning | MAF | Howard | 64 min |
| May 26, 8:01 PM MDT | Severe Thunderstorm Warning | ABQ | Chaves | 39 min |
| May 26, 8:05 PM MDT | Flash Flood Warning | SJT | Concho, Runnels, Tom Green | 4 hr |
| May 26, 8:28 PM MDT | Tornado Warning | SJT | Concho, Runnels, Tom Green | 62 min |
| May 26, 8:31 PM MDT | Severe Thunderstorm Warning | SJT | Sterling | 64 min |
| May 26, 8:33 PM MDT | Flash Flood Warning | MAF | Glasscock | 3 hr |
| May 26, 8:42 PM MDT | Severe Thunderstorm Warning | ABQ | Chaves | 48 min |
| May 26, 8:51 PM MDT | Severe Thunderstorm Warning | SJT | Irion, Tom Green | 79 min |
| May 26, 8:57 PM MDT | Severe Thunderstorm Warning | MAF | Glasscock | 63 min |
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 10.3 hours before the alert went out and 172 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
- 2480 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 561 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 158 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.0
The text
As transmitted, in the capitals the NWS used until 2016.
829 WWUS9 KMKC 262157 SEL8 MKC WW 262157 TXZ000-NMZ000-270300- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WATCH NUMBER 438 STORM PREDICTION CENTER NORMAN OK 457 PM CDT TUE MAY 26 1998 THE STORM PREDICTION CENTER HAS ISSUED A TORNADO WATCH FOR PORTIONS OF WEST TEXAS EAST CENTRAL NEW MEXICO EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 515 PM UNTIL 1000 PM CDT. TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 110 MILES NORTH NORTHWEST OF ROSWELL NEW MEXICO TO 20 MILES NORTHEAST OF JUNCTION TEXAS. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION... CONTINUE...WW 430...WW 431...WW 432...WW 433...WW 434...WW 435...WW 436...WW 437... DISCUSSION...EXTREME INSTABLITY /SURFACE-BASED CAPE TO 5000 J/KG/...COUPLED WITH VEERING WIND PROFILES AND UPLSOPE FLOW IN VICINITY OF BOUNDARIES LEFTOVER FROM YESTERDAY...LIKELY TO RESULT IN SCATTERED SLOW-MOVING SUPERCELLS WITH VERY LARGE HAIL/DAMAGING WINDS AND ISOLATED TORNADOES. AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM MOTION VECTOR 27020. ...CORFIDI 354,1051 314,0993 294,0993 334,1051
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 2:45 PM MDT | Tornado Watch | SPC | Chaves, Eddy, Lea | 6 hr |
| May 25, 8:00 PM MDT | Severe Thunderstorm Watch | SPC | Archer, Baylor, Bosque, Brown, Callahan, Childress and 37 more | 6 hr |
| May 25, 11:00 PM MDT | Severe Thunderstorm Watch | SPC | Andrews, Coke, Crane, Crockett, Ector, Glasscock and 14 more | 6 hr |
| May 26, 1:45 AM MDT | Severe Thunderstorm Watch | SPC | Brown, Burnet, Callahan, Coleman, Comanche, Concho and 14 more | 5 hr |
| May 26, 12:30 PM MDT | Severe Thunderstorm Watch | SPC | Cass, Gregg, Harrison, Marion, Morris, Nacogdoches and 5 more | 6 hr |
Nearby
Tornado Watches in Texas, 1998Tornado Watches in New Mexico, 1998Every tornado watch in 1998
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.