Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 226, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 19, 1998, 3:19 PM CDT for Caldwell County, Comal County, Guadalupe 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
- Oct 19, 1998, 3:19 PM CDT (20:19 UTC)
- Expired
- Oct 19, 1998, 5:20 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Caldwell County, TX, Comal County, TX, Guadalupe County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 8.3 hours before the alert went out and 232 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
- 29 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 535 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- -23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this flash flood warning went out at Oct 18, 8:30 PM CDT, 18 hours 49 minutes earlier.
Area forecast discussion, Oct 18, 8:30 PM CDT, 18 hours 49 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 830 PM CDT SUN OCT 18 1998 EXPECT AT LEAST LGT TO MDT CONVECTION/STRATIFORM PCPN TO CONTINUE ACRS THE CWA IN RESPONSE TO MSTR CONVERGENCE ASSOCD WITH THE NEARBY QUASI-STATIONARY FNT AND WITH OVERRUNNING. PW VALUES REMAIN HIGH OVR THE CWA. THUS FLOODING POTENTIAL REMAINS TNGT. NGM/ETA/AVN KEEPS SFC FNT...BASED ON THETA-E GRADIENT...ACRS THE CNTRL/SRN CWA MON... RESULTING IN CONTINUED MOD/HVY RAIN. NO CHGS ATTM. 87
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 10:13 PM CDT | Flash Flood Warning | EWX | DeWitt, Karnes | 5 hr |
| Oct 18, 11:38 PM CDT | Flash Flood Warning | EWX | Gonzales | 3 hr |
| Oct 19, 12:10 AM CDT | Flash Flood Warning | EWX | Lavaca | 3 hr |
| Oct 19, 3:00 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Karnes, Lavaca | 3 hr |
| Oct 19, 6:30 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Karnes | 4 hr |
| Oct 19, 6:30 AM CDT | Flash Flood Warning | EWX | Lavaca | 4 hr |
| Oct 19, 8:05 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Karnes, Lavaca | 3 hr |
| Oct 19, 8:14 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, Fayette, Gonzales, Lee | 4 hr |
| Oct 19, 9:50 AM CDT | Flash Flood Warning | EWX | Comal, Hays | 3 hr |
| Oct 19, 10:53 AM CDT | Flash Flood Warning | EWX | Guadalupe | 82 min |
| Oct 19, 12:17 PM CDT | Flash Flood Warning | EWX | Caldwell, Comal, Guadalupe, Hays | 3 hr |
| Oct 19, 12:17 PM CDT | Flash Flood Warning | EWX | Bastrop, Lee | 3 hr |
| Oct 19, 12:17 PM CDT | Flash Flood Warning | EWX | Wilson | 3 hr |
| Oct 19, 3:19 PM CDT | Flash Flood Warning | EWX | Bastrop, Lee | 2 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.