Alert archive / Texas / Tornado Watches in 1998
Tornado Watch 270
The Storm Prediction Center issued this tornado watch at May 2, 1998, 7:15 PM CDT for 27 counties in Texas. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- May 2, 1998, 7:15 PM CDT (00:15 UTC)
- Expired
- May 3, 1998, 1:00 AM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 27 counties
Bell County, TX, Blanco County, TX, Bosque County, TX, Brazos County, TX, Burleson County, TX, Burnet County, TX, Coryell County, TX, Ellis County, TX, Falls County, TX, Freestone County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Johnson County, TX, Lampasas County, TX, Lee County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Milam County, TX, Navarro County, TX, Robertson County, TX, Somervell County, TX, Travis County, TX, Washington County, TX, Williamson County, TX
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 7:28 PM CDT | Severe Thunderstorm Warning | FWD | McLennan | 62 min |
| May 2, 7:59 PM CDT | Severe Thunderstorm Warning | FWD | Falls | 61 min |
| May 2, 9:40 PM CDT | Severe Thunderstorm Warning | FWD | Navarro | 65 min |
| May 2, 10:00 PM CDT | Severe Thunderstorm Warning | FWD | Henderson | 65 min |
| May 2, 11:28 PM CDT | Severe Thunderstorm Warning | FWD | Henderson | 62 min |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.3 hours before the alert went out and 189 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
- 1124 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 2253 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.4
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 2, 10:30 PM CDT | Severe Thunderstorm Watch | SPC | Anderson, Angelina, Bowie, Camp, Cass, Cherokee and 39 more | 7 hr |
| May 3, 3:00 AM CDT | Severe Thunderstorm Watch | SPC | Brazoria, Chambers, Fort Bend, Galveston, Grimes, Hardin and 12 more | 5 hr |
Nearby
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.