Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 222, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 8, 1997, 12:10 PM CDT for Comal County, Kendall County, Texas. It was in force for 3 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
- Aug 8, 1997, 12:10 PM CDT (17:10 UTC)
- Expired
- Aug 8, 1997, 3:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Comal County, TX, Kendall County, TX
The radar
The Austin/San Antonio radar (KEWX), 49 km from the middle of the area, began a volume at 17:08 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
Del Rio, TX (KDRT), launched 12:00Z, 5.2 hours before the alert went out and 234 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
- 138 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 697 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 113 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 081713 FFWSAT TXC091-259-082015- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1210 PM CDT FRI AUG 8 1997 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 315 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...NORTHERN COMAL COUNTY...EASTERN KENDALL COUNTY AT 1210 PM...RADAR INDICATED NUMEROUS SHOWERS AND THUNDERSTORMS PRODUCING VERY HEAVY RAIN CONTINUE TO REDEVLOP FROM CANYON LAKE WEST TO SPRING BRANCH AND CAMP BULLIS. ALSO ACROSS KENDALL COUNTY BETWEEN KENDALIA AND SISTERDALE. RADAR INDICATED 3 TO 4 INCHES OF RAIN HAS FALLEN ACROSS THESE AREAS. OBSERVERS AT SPRING BRANCH HAVE MEASURED NEAR 5 INCHES SINCE LAST NIGHT WITH 4 INCHES OF RAIN SINCE 8 AM. MOVEMENT WAS NORTHEAST AT 10 MPH AND THIS MOTION WILL BRING THE HEAVY RAIN TOWARD KENDALIA... CANYON LAKE AND FISCHER. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND OTHER PEOPLE IN RECREATION AREAS ALONG CREEKS...STREAMS...AND RIVERS IN THE WARNING 2AREA SHOULD MOVE TO HIGH GROUND IMMEDIATELY. AVOID ALREADY FLOODED AREAS. TRAVELERS SHOULD NOT ATTEMPT TO CROSS FLOODED ROADS. IF YOUR VEHICLE STALLS...LEAVE IT AND MOVE IMMEDIATELY TO HIGHER GROUND IF YOU CAN DO SO SAFELY.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 8:26 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa | 64 min |
| Aug 7, 9:23 PM CDT | Flash Flood Warning | EWX | Atascosa, Bexar, Wilson | 3 hr |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997
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.