Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 6, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jan 6, 1998, 12:55 PM CST for Frio County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 6, 1998, 12:55 PM CST (18:55 UTC)
- Expired
- Jan 6, 1998, 3:00 PM CST
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Frio County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 6.9 hours before the alert went out and 177 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
- 1357 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 514 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSAT 061858 FFWSAT TXC163-062100- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1255 PM CST TUE JAN 6 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 300 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL TEXAS ...FRIO COUNTY HEAVY RAINS CONTINUE ACROSS MUCH OF FRIO COUNTY. SOME RAINFALL TOTALS OVER 3 INCHES ARE ESTIMATED BY RADAR ACROSS NORTH CENTRAL FRIO COUNTY DURING THE PAST THREE HOURS. ADDITIONAL HEAVY RAINS WERE MOVING NORTHWARD INTO THE COUNTY. HAIL OF UNKNOWN SIZE WAS REPORTED NEAR DILLEY DURING THE PAST HOUR. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT TO ESCAPE RISING WATER DURING THREATENING RAINS. &
What forecasters said that day
The local office's own words before this flash flood 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, Jan 6, 11:13 AM CST, 1 hour 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
1113 AM CST TUE JAN 06 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1010 AM COUPLAND TX 1.75 INCH HAIL
01/06/98 WILLIAMSONLocal storm report, Jan 6, 11:13 AM CST, 1 hour 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
1113 AM CST TUE JAN 06 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1010 AM COUPLAND TX 1.75 INCH HAIL
01/06/98 WILLIAMSONThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 5, 10:40 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 50 min |
| Jan 6, 6:56 AM CST | Flash Flood Warning | EWX | Bandera, Gillespie, Kerr | 5 hr |
| Jan 6, 8:11 AM CST | Flash Flood Warning | EWX | Llano | 4 hr |
| Jan 6, 8:45 AM CST | Severe Thunderstorm Warning | EWX | Gillespie | 60 min |
| Jan 6, 9:52 AM CST | Severe Thunderstorm Warning | EWX | Williamson | 68 min |
| Jan 6, 11:02 AM CST | Severe Thunderstorm Warning | EWX | Frio | 43 min |
| Jan 6, 11:51 AM CST | Flash Flood Warning | EWX | Frio | 69 min |
| Jan 6, 11:51 AM CST | Severe Thunderstorm Warning | EWX | Frio | 69 min |
| Jan 6, 12:17 PM CST | Flash Flood Warning | EWX | Medina | 3 hr |
| Jan 6, 12:41 PM CST | Flash Flood Warning | EWX | Bexar | 2 hr |
| Jan 6, 1:31 PM CST | Severe Thunderstorm Warning | EWX | Atascosa | 59 min |
| Jan 6, 2:08 PM CST | Flash Flood Warning | EWX | Atascosa | 2 hr |
| Jan 6, 2:32 PM CST | Flash Flood Warning | EWX | Bexar, Comal | 118 min |
| Jan 6, 4:13 PM CST | Flash Flood Warning | EWX | DeWitt, Gonzales, Lavaca | 3 hr |
Nearby
Flash Flood Warnings in Texas, 1998Every flash flood 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; the sounding from the Mesonet's radiosonde archive.