Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 139, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 8, 1998, 3:28 AM CDT for Burnet County, Texas. It was in force for 62 min. 3 reports 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
- Apr 8, 1998, 3:28 AM CDT (08:28 UTC)
- Expired
- Apr 8, 1998, 4:30 AM CDT
- In force
- 62 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Burnet County, TX
The radar
The Ft Hood radar (KGRK), 77 km from the middle of the area, began a volume at 08:31 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 8, 3:42 AM CDT | Hail 0.88 | Buchanan Lake, TX | |
| Apr 8, 3:42 AM CDT | Thunderstorm Wind | Buchanan Lake, TX | |
| Apr 8, 3:42 AM CDT | Hail 0.88 | Bertram, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 8, 1:30 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 8.5 hours before the alert went out and 242 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
- 3263 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
134 WUUS1 KSAT 080830 RRA SVRSAT TXC053-080930- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 328 AM CDT WED APR 8 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...BURNET COUNTY AT 329 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSOTRM WITH LARGE HAIL MOVING INOT WESTERN BURNET COUNTY. THIS STORM WAS MOVING TOWARDS THE EAST AT 35 MPH AND WILL AFFECT MARBLE FALLS...BURNET AND BERTRTAM WITHIN THE HOUR. WINDS OF UP TO 60 MPH AND DIME SIZE HAIL HAVE BEEN REPORTED WITH THIS STORM. PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT TO THE POSSIBILITY OF LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN ALSO OCCUR WITH SEVERE THUNDERSTORMS...FLOODING SMALL STREAMS...LOW AREAS...AND LOW WATER CROSSINGS. IF YOU SEE SEVERE WEATHER TAKING PLACE...CALL YOUR REPORT TO THE NEAREST LAW ENFORCEMENT AGENCY FOR IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE. &
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:57 AM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Llano | 2 hr |
| Apr 8, 3:46 AM CDT | Severe Thunderstorm Warning | EWX | Travis, Williamson | 59 min |
| Apr 8, 4:11 AM CDT | Severe Thunderstorm Warning | EWX | Blanco | 64 min |
| Apr 8, 4:30 AM CDT | Severe Thunderstorm Warning | EWX | Comal, Hays | 60 min |
| Apr 8, 4:45 AM CDT | Tornado Warning | EWX | Hays, Travis | 60 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.