Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 101, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 26, 1998, 12:48 AM CST for Caldwell County, Guadalupe County, Hays County, Texas. It was in force for 57 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
- Feb 26, 1998, 12:48 AM CST (06:48 UTC)
- Expired
- Feb 26, 1998, 1:45 AM CST
- In force
- 57 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Caldwell County, TX, Guadalupe County, TX, Hays County, TX
The radar
The Austin/San Antonio radar (KEWX), 21 km from the middle of the area, began a volume at 06:47 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 |
|---|---|---|---|
| Feb 26, 1:05 AM CST | Hail 0.75 | San Marcos, 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 |
|---|---|---|---|
| Feb 25, 8:30 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Feb 25, 9:30 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 6.8 hours before the alert went out and 239 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
- 1002 J/kg
- Mixed-layer CIN
- -324 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 260648 RRA SVRSAT TXC055-187-209-260745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1248 AM CST THU FEB 26 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 145 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...CALDWELL COUNTY...GUADALUPE COUNTY...HAYS COUNTY RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL NEAR NEW BRAUNFELS MOVING NORTHEAST NEAR 50 MPH. PERSONS IN THE I35 CORRIDOR SHOULD SEEK SHELTER FROM THIS STORM. MOTORISTS SHOULD BEWARE OF RAPIDLY REDUCED VISIBILITY. ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STO2RM...A TORNADO WATCH REMAINS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.
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.
In the hours before
Local storm report, Feb 25, 8:21 PM CST, 4 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
820 PM CST WED FEB 26 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0555 PM 15 E COMSTOCK TX WIND DAMAGE
02/26/98 VAL VERDE CAMPGROUND SHELTERS DESTROYED.
ESTIMATED 50-60 MPH GUSTS
0750 PM 4 N FREDERICKSBURG TX 1.75 INCH HAIL
02/26/98 GILLESPIE DPS REPORTED MARBLE TO
GOLFBALL HAIL.
0805 PM PRAIRIE MOUNTAIN TX .75 INCH HAIL
02/26/98 LLANO HAM REPORT
0820 PM SABINAL TX 1 INCH HAIL
02/26/98 UVALDE REPORTED BY HWY DEPTLocal storm report, Feb 25, 10:10 PM CST, 2 hours 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
1010 PM CST WED FEB 25 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0555 PM 15 E COMSTOCK TX WIND DAMAGE
02/25/98 VAL VERDE CAMPGROUND SHELTERS
DESTROYED. ESTIMATED
50-60 MPH GUSTS.
0750 PM 4 N FREDERICKSBURG TX 1.75 INCH HAIL
02/25/98 GILLESPIE DPS REPORTED MARBLE TO
GOLFBALL HAIL.
0805 PM PRAIRIE MOUNTAIN TX .75 INCH HAIL
02/25/98 LLANO HAM REPORT
0820 PM SABINAL TX 1 INCH HAIL
02/25/98 UVALDE REPORTED BY HWY DEPT
0830 PM FREDERICKSBURG TX WIND DAMAGE
02/25/98 GILLESPIE ROOF DAMAGE TO APARTMENT
BUILDING.
0900 PM BURNET TX TSTM WIND GUST
02/25/98 BURNET 62 MPH GUST MEASURED BY
SCHOOL NETWORK.
0900 PM PIPE CREEK TX .75 INCH HAIL
02/25/98 BANDERA REPORTED BY A SPOTTER
0907 PM DEVINE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0910 PM INKS LAKE TX WIND DAMAGE
02/25/98 BURNET LCRA REPORTED TREES DOWN.
0912 PM CASTROVILLE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0924 PM FRIO TOWN TX 1.75 INCH HAIL
02/25/98 FRIO REPORTED BY SPOTTER
0935 PM ROUND MOUNTAIN TX WIND DAMAGE
02/25/98 BLANCO NWS EMPLOYEE REPORTED
TREES DOWN.
0950 PM TAYLOR TX WIND DAMAGE
02/25/98 WILLIAMSON TREES DOWN. REPORTED BY
HAMS. 60 MPH ESTIMATE.Local storm report, Feb 25, 10:10 PM CST, 2 hours 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
1010 PM CST WED FEB 25 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0555 PM 15 E COMSTOCK TX WIND DAMAGE
02/25/98 VAL VERDE CAMPGROUND SHELTERS
DESTROYED. ESTIMATED
50-60 MPH GUSTS.
0750 PM 4 N FREDERICKSBURG TX 1.75 INCH HAIL
02/25/98 GILLESPIE DPS REPORTED MARBLE TO
GOLFBALL HAIL.
0805 PM PRAIRIE MOUNTAIN TX .75 INCH HAIL
02/25/98 LLANO HAM REPORT
0820 PM SABINAL TX 1 INCH HAIL
02/25/98 UVALDE REPORTED BY HWY DEPT
0830 PM FREDERICKSBURG TX WIND DAMAGE
02/25/98 GILLESPIE ROOF DAMAGE TO APARTMENT
BUILDING.
0900 PM BURNET TX TSTM WIND GUST
02/25/98 BURNET 62 MPH GUST MEASURED BY
SCHOOL NETWORK.
0900 PM PIPE CREEK TX .75 INCH HAIL
02/25/98 BANDERA REPORTED BY A SPOTTER
0907 PM DEVINE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0910 PM INKS LAKE TX WIND DAMAGE
02/25/98 BURNET LCRA REPORTED TREES DOWN.
0912 PM CASTROVILLE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0924 PM FRIO TOWN TX 1.75 INCH HAIL
02/25/98 FRIO REPORTED BY SPOTTER
0935 PM ROUND MOUNTAIN TX WIND DAMAGE
02/25/98 BLANCO NWS EMPLOYEE REPORTED
TREES DOWN.
0950 PM TAYLOR TX WIND DAMAGE
02/25/98 WILLIAMSON TREES DOWN. REPORTED BY
HAMS. 60 MPH ESTIMATE.Local storm report, Feb 25, 11:16 PM CST, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
1116 PM CST WED FEB 25 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0555 PM 15 E COMSTOCK TX WIND DAMAGE
02/25/98 VAL VERDE CAMPGROUND SHELTERS
DESTROYED. ESTIMATED
50-60 MPH GUSTS.
0750 PM 4 N FREDERICKSBURG TX 1.75 INCH HAIL
02/25/98 GILLESPIE DPS REPORTED MARBLE TO
GOLFBALL HAIL.
0805 PM PRAIRIE MOUNTAIN TX .75 INCH HAIL
02/25/98 LLANO HAM REPORT
0820 PM SABINAL TX 1 INCH HAIL
02/25/98 UVALDE REPORTED BY HWY DEPT
0830 PM FREDERICKSBURG TX WIND DAMAGE
02/25/98 GILLESPIE ROOF DAMAGE TO APARTMENT
BUILDING.
0900 PM BURNET TX TSTM WIND GUST
02/25/98 BURNET 62 MPH GUST MEASURED BY
SCHOOL NETWORK.
0900 PM PIPE CREEK TX .75 INCH HAIL
02/25/98 BANDERA REPORTED BY A SPOTTER
0907 PM DEVINE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0910 PM INKS LAKE TX WIND DAMAGE
02/25/98 BURNET LCRA REPORTED TREES DOWN.
0912 PM CASTROVILLE TX 1.75 INCH HAIL
02/25/98 MEDINA REPORTED BY HAMS
0924 PM FRIO TOWN TX 1.75 INCH HAIL
02/25/98 FRIO REPORTED BY SPOTTER
0935 PM ROUND MOUNTAIN TX WIND DAMAGE
02/25/98 BLANCO NWS EMPLOYEE REPORTED
TREES DOWN.
0945 PM WALBURG TX TSTM WIND GUST
02/25/98 WILLIAMSON 61 MPH GUST MEASURED BY
SCHOOL NETWORK.
0947 PM 2 S JARRELL TX WIND DAMAGE
02/25/98 WILLIAMSON DAMAGE TO A BARN.
0950 PM TAYLOR TX WIND DAMAGE
02/25/98 WILLIAMSON TREES DOWN. REPORTED BY
HAMS. 60 MPH ESTIMATE.
1005 PM THRALL TX WIND DAMAGE
02/25/98 WILLIAMSON POWER POLE DOWN ON HWY 79The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 6:33 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 57 min |
| Feb 25, 6:59 PM CST | Severe Thunderstorm Warning | EWX | Kinney | 61 min |
| Feb 25, 7:28 PM CST | Severe Thunderstorm Warning | EWX | Real | 62 min |
| Feb 25, 7:37 PM CST | Severe Thunderstorm Warning | EWX | Uvalde | 68 min |
| Feb 25, 7:56 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Kerr | 64 min |
| Feb 25, 7:56 PM CST | Severe Thunderstorm Warning | EWX | Gillespie, Llano | 64 min |
| Feb 25, 8:08 PM CST | Severe Thunderstorm Warning | EWX | Medina | 67 min |
| Feb 25, 8:08 PM CST | Severe Thunderstorm Warning | EWX | Kendall | 67 min |
| Feb 25, 8:26 PM CST | Tornado Warning | EWX | Medina, Uvalde | 64 min |
| Feb 25, 8:39 PM CST | Severe Thunderstorm Warning | EWX | Bexar | 66 min |
| Feb 25, 8:39 PM CST | Severe Thunderstorm Warning | EWX | Blanco, Burnet | 66 min |
| Feb 25, 8:39 PM CST | Severe Thunderstorm Warning | EWX | Frio, Zavala | 66 min |
| Feb 25, 8:48 PM CST | Tornado Warning | EWX | Medina | 57 min |
| Feb 25, 8:52 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 38 min |
| Feb 25, 9:01 PM CST | Severe Thunderstorm Warning | EWX | Comal | 59 min |
| Feb 25, 9:09 PM CST | Tornado Warning | EWX | Atascosa, Bexar | 51 min |
| Feb 25, 9:11 PM CST | Severe Thunderstorm Warning | EWX | Hays, Travis | 64 min |
| Feb 25, 9:11 PM CST | Severe Thunderstorm Warning | EWX | Williamson | 64 min |
| Feb 25, 9:48 PM CST | Severe Thunderstorm Warning | EWX | Guadalupe | 57 min |
| Feb 25, 10:03 PM CST | Severe Thunderstorm Warning | EWX | Bexar | 57 min |
| Feb 25, 10:36 PM CST | Severe Thunderstorm Warning | EWX | Bastrop, Caldwell | 69 min |
| Feb 25, 11:08 PM CST | Severe Thunderstorm Warning | EWX | Frio | 52 min |
| Feb 25, 11:25 PM CST | Severe Thunderstorm Warning | EWX | Fayette | 65 min |
| Feb 25, 11:31 PM CST | Severe Thunderstorm Warning | EWX | Atascosa | 29 min |
| Feb 25, 11:39 PM CST | Severe Thunderstorm Warning | EWX | Bandera | 51 min |
| Feb 26, 12:41 AM CST | Severe Thunderstorm Warning | EWX | Bexar, Comal | 64 min |
| Feb 26, 12:56 AM CST | Severe Thunderstorm Warning | EWX | Bastrop | 64 min |
| Feb 26, 1:15 AM CST | Severe Thunderstorm Warning | EWX | Lavaca | 45 min |
| Feb 26, 1:15 AM CST | Severe Thunderstorm Warning | EWX | Lee | 45 min |
| Feb 26, 1:41 AM CST | Severe Thunderstorm Warning | EWX | Atascosa, Bexar | 34 min |
| Feb 26, 1:57 AM CST | Severe Thunderstorm Warning | EWX | Medina | 33 min |
| Feb 26, 2:21 AM CST | Severe Thunderstorm Warning | EWX | Atascosa, Bexar, Guadalupe, Wilson | 69 min |
| Feb 26, 2:26 AM CST | Severe Thunderstorm Warning | EWX | Comal | 64 min |
| Feb 26, 2:35 AM CST | Flash Flood Warning | EWX | Fayette, Lavaca | 4 hr |
| Feb 26, 2:44 AM CST | Severe Thunderstorm Warning | EWX | Karnes | 61 min |
| Feb 26, 2:49 AM CST | Severe Thunderstorm Warning | EWX | Caldwell, Gonzales | 56 min |
| Feb 26, 3:31 AM CST | Severe Thunderstorm Warning | EWX | DeWitt, Lavaca | 59 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.