Alert archive / Texas / Flash Flood Warnings in 1999
Flash Flood Warning 31, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 17, 1999, 10:41 PM CDT for Travis County, Texas. It was in force for 79 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 17, 1999, 10:41 PM CDT (03:41 UTC)
- Expired
- May 18, 1999, 12:00 AM CDT
- In force
- 79 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Travis County, TX
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 3.7 hours before the alert went out and 281 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
- 455 J/kg
- Mixed-layer CIN
- -173 J/kg
- Mixed-layer LCL
- 1233 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
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.
In the hours before
Local storm report, May 17, 9:56 PM CDT, 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
951 PM CST MON MAY 17 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0930 PM COMSTOCK TX .5 INCH HAIL
05/17/99 VAL VERDE HWY 163 13 MI. N. OF
COMSTOCK REPORTED BY
COUNTY SD
0930 PM BURNET TX .5 INCH HAIL
05/17/99 BURNET MARBLE SIZE HAIL REPORTED
BY HAMS IN BURNET COUNTYThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 7:17 PM CDT | Severe Thunderstorm Warning | EWX | Burnet | 58 min |
| May 17, 7:24 PM CDT | Tornado Warning | EWX | Val Verde | 36 min |
| May 17, 8:01 PM CDT | Severe Thunderstorm Warning | EWX | Williamson | 59 min |
| May 17, 8:13 PM CDT | Severe Thunderstorm Warning | EWX | Burnet | 32 min |
| May 17, 8:29 PM CDT | Severe Thunderstorm Warning | EWX | Blanco, Gillespie | 61 min |
| May 17, 8:42 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 63 min |
| May 17, 8:59 PM CDT | Tornado Warning | EWX | Val Verde | 31 min |
| May 17, 9:29 PM CDT | Tornado Warning | EWX | Kinney, Val Verde | 31 min |
| May 17, 9:58 PM CDT | Tornado Warning | EWX | Val Verde | 17 min |
| May 17, 10:41 PM CDT | Severe Thunderstorm Warning | EWX | Travis | 79 min |
| May 17, 10:49 PM CDT | Flash Flood Warning | EWX | Gillespie | 101 min |
| May 17, 11:06 PM CDT | Severe Thunderstorm Warning | EWX | Caldwell, Gonzales | 54 min |
| May 17, 11:26 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe | 64 min |
| May 17, 11:34 PM CDT | Severe Thunderstorm Warning | EWX | DeWitt, Gonzales, Lavaca | 86 min |
| May 17, 11:34 PM CDT | Severe Thunderstorm Warning | EWX | Karnes, Wilson | 86 min |
| May 17, 11:39 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 66 min |
| May 17, 11:51 PM CDT | Flash Flood Warning | EWX | Bandera | 54 min |
| May 18, 12:30 AM CDT | Severe Thunderstorm Warning | EWX | Uvalde | 60 min |
| May 18, 12:56 AM CDT | Severe Thunderstorm Warning | EWX | Frio | 64 min |
| May 18, 2:16 AM CDT | Severe Thunderstorm Warning | EWX | Maverick, Zavala | 64 min |
Nearby
Flash Flood Warnings in Texas, 1999Every flash flood warning in 1999
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.