Alert archive / Texas / Tornado Watches in 2001
Tornado Watch 194
The Storm Prediction Center issued this tornado watch at May 4, 2001, 7:00 PM CDT for 11 counties in Oklahoma; 20 counties in Texas. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- May 4, 2001, 7:00 PM CDT (00:00 UTC)
- Expired
- May 4, 2001, 11:00 PM CDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 31 counties
Bryan County, OK, Carter County, OK, Coal County, OK, Garvin County, OK, Jefferson County, OK, Johnston County, OK, Love County, OK, Marshall County, OK, Murray County, OK, Pontotoc County, OK, Stephens County, OK, Bosque County, TX, Clay County, TX, Collin County, TX, Comanche County, TX, Cooke County, TX, Dallas County, TX, Denton County, TX, Ellis County, TX, Erath County, TX, Grayson County, TX, Hill County, TX, Hood County, TX, Jack County, TX, Johnson County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Somervell County, TX, Tarrant County, TX, Wise County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 63 km from the middle of the area, began a volume at 00:01 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
9 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 7:13 PM CDT | Severe Thunderstorm Warning | OUN | Jefferson, Stephens | 47 min |
| May 4, 7:22 PM CDT | Tornado Warning | OUN | Jefferson | 23 min |
| May 4, 7:31 PM CDT | Severe Thunderstorm Warning | OUN | Carter, Love | 59 min |
| May 4, 7:55 PM CDT | Severe Thunderstorm Warning | OUN | Garvin, Murray | 65 min |
| May 4, 8:22 PM CDT | Severe Thunderstorm Warning | OUN | Marshall | 53 min |
| May 4, 8:34 PM CDT | Tornado Warning | FWD | Hill, Johnson | 41 min |
| May 4, 8:39 PM CDT | Severe Thunderstorm Warning | OUN | Pontotoc | 66 min |
| May 4, 9:43 PM CDT | Tornado Warning | FWD | Dallas, Johnson, Tarrant | 47 min |
| May 4, 10:37 PM CDT | Severe Thunderstorm Warning | OUN | Bryan, Johnston | 38 min |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.0 hours before the alert went out and 49 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
- 1422 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 904 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 229 m²/s²
- 0-3 km storm-relative helicity
- 332 m²/s²
- Significant tornado parameter
- 2.4
- Supercell composite
- 13.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 3:15 PM CDT | Tornado Watch | SPC | Alfalfa, Beckham, Blaine, Caddo, Canadian, Comanche and 19 more | 6 hr |
| May 4, 8:00 PM CDT | Severe Thunderstorm Watch | SPC | Bell, Blanco, Burnet, Coryell, Falls, Hamilton and 6 more | 3 hr |
| May 4, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | Atascosa, Bandera, Bexar, Caldwell, Comal, Dimmit and 7 more | 2 hr |
| May 5, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | Bell, Blanco, Bosque, Brazos, Brown, Burleson and 28 more | 6 hr |
Nearby
Tornado Watches in Texas, 2001Tornado Watches in Oklahoma, 2001Every tornado watch in 2001
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.