Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 44, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 4, 1998, 3:30 AM CDT for 4 counties in Texas. It was in force for 4 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
- Jul 4, 1998, 3:30 AM CDT (08:30 UTC)
- Expired
- Jul 4, 1998, 7:30 AM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Blanco County, TX, Burnet County, TX, Hays County, TX, Travis County, TX
The radar
The Austin/San Antonio radar (KEWX), 73 km from the middle of the area, began a volume at 08:29 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.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 8.5 hours before the alert went out and 285 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
- 661 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1783 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- -27 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 040828 FFWSAT TXC031-053-209-453-041230- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 330 AM CDT SAT JUL 4 1998 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR... EXTREME SOUTHEASTERN BURNET COUNTY IN SOUTH CENTRAL TEXAS EASTERN BLANCO COUNTY IN SOUTH CENTRAL TEXAS EXTREME WESTERN TRAVIS COUNTY IN SOUTH CENTRAL TEXAS EXTREME NORTHWESTERN HAYS COUNTY IN SOUTH CENTRAL TEXAS * UNTIL 730 AM CDT * FLASH FLOODING EXPECTED AROUND- THE BLANCO...TRAVIS...BURNET...AND HAYS COUNTY LINES WITH RADAR ESTIMATING 3 TO 6 INCHES OF RAIN SINCE FRIDAY EVENING. DRIPPING SPRINGS HAS REPORTED 3.15 INCHES OF RAIN SO FAR WITH PEDERNALES FALLS STATE PARK REPORTING 2.66 AND STILL RAINING. * LOW WATERS CROSSING LIKELY FLOODED WITH RAPID RISES OF STREAMS AND CREEKS. IF YOU ARE IN THESE AREAS... MOVE TO HIGHER GROUND. DO NOT DRIVE THROUGH WATER COVERING THE ROAD. AREA RESIDENTS SHOULD MONITOR FLOOD CONDITIONS... AND BE PREPARED TO MOVE TO HIGHER GROUND... SHOULD FLOOD WATERS THREATEN. IF FLASH FLOODING IS OBSERVED... ACT QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED... ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. IT IS VERY DIFFICULT AT NIGHT TO TELL HOW MUCH WATER IS ON ROADS. MOTORISTS SHOULD NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. &
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 12:02 AM CDT | Flash Flood Warning | EWX | Comal, Hays | 3 hr |
| Jul 4, 1:03 AM CDT | Flash Flood Warning | EWX | Blanco | 3 hr |
| Jul 4, 5:25 AM CDT | Flash Flood Warning | EWX | Burnet, Llano | 3 hr |
| Jul 4, 2:13 PM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Travis | 4 hr |
| Jul 4, 2:13 PM CDT | Flash Flood Warning | EWX | Hays | 4 hr |
| Jul 4, 2:43 PM CDT | Flash Flood Warning | EWX | Comal | 4 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; radar from the NEXRAD Level II archive.