Alert archive / Texas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 101, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Sep 14, 1993, 2:33 AM CDT for Williamson County, Texas. It was in force for 42 min.
The area
The counties it named.
The facts
- Issued
- Sep 14, 1993, 2:33 AM CDT (07:33 UTC)
- Expired
- Sep 14, 1993, 3:15 AM CDT
- In force
- 42 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Williamson County, TX
The nearest sounding before it
Stephenville/Cla, TX (KSEP), launched 00:00Z, 7.6 hours before the alert went out and 181 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
- 1633 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1032 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 8.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KAUS 140738 SVRAUS TXC491-140815- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN TX 233 AM CDT TUE SEP 14 1993 THE NATIONAL WEATHER SERVICE IN AUSTIN HAS ISSUED A
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Sep 14, 1:55 AM CDT, 38 minutes before
TXZ030-034>037-140830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 155 AM CDT TUE SEP 14 1993 ...TORNADO WATCH IN EFFECT UNTIL 3 AM FOR MILLS...SAN SABA...LAMPASAS... LLANO...BURNET...GILLESPIE AND BLANCO COUNTIES ...TORNADO WATCH IN EFFECT UNTIL 6 AM FOR ALL COUNTIES IN CENTRAL TEXAS ALONG AND EAST OF I-35... ...FLASH FLOOD WATCH IN EFFECT FOR ALL COUNTIES IN CENTRAL TEXAS ALONG AND WEST OF I-35 THROUGH TUESDAY MORNING... AT 2 AM RADAR SHOWED SHOWERS AND THUNDERSTORMS FROM SOUTHEAST OF KILLEEN TO AUSTIN AND SOUTH TO SEGUIN. THIS ACTIVITY WAS MOVING NORTHEAST AT 40 MPH. THESE STORMS ARE CAPABLE OF BRIEF HEAVY HEAVY RAIN...DAMAGING WINDS AND DANGEROUS LIGHTNING. SEEK SHELTER IF YOU ARE IN THE IMMEDIATE PATH OF THESE STORMS. MOTORISTS ARE URGED TO AVOID LOW WATER CROSSINGS NEAR STORMS AND NOT TO CROSS FLOODED ROADWAYS. SL
Special weather statement, Sep 14, 2:06 AM CDT, 27 minutes before
TXZ030-034>037-140830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN TX 155 AM CDT TUE SEP 14 1993 ...TORNADO WATCH IN EFFECT UNTIL 3 AM FOR MILLS...SAN SABA...LAMPASAS... LLANO...BURNET...GILLESPIE AND BLANCO COUNTIES ...TORNADO WATCH IN EFFECT UNTIL 6 AM FOR ALL COUNTIES IN CENTRAL TEXAS ALONG AND EAST OF I-35... ...FLASH FLOOD WATCH IN EFFECT FOR ALL COUNTIES IN CENTRAL TEXAS ALONG AND WEST OF I-35 THROUGH TUESDAY MORNING... AT 2 AM RADAR SHOWED SHOWERS AND THUNDERSTORMS FROM SOUTHEAST OF KILLEEN TO AUSTIN AND SOUTH TO SEGUIN. THIS ACTIVITY WAS MOVING NORTHEAST AT 40 MPH. THESE STORMS ARE CAPABLE OF BRIEF HEAVY HEAVY RAIN...DAMAGING WINDS AND DANGEROUS LIGHTNING. SEEK SHELTER IF YOU ARE IN THE IMMEDIATE PATH OF THESE STORMS. MOTORISTS ARE URGED TO AVOID LOW WATER CROSSINGS NEAR STORMS AND NOT TO CROSS FLOODED ROADWAYS. SL
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 8:58 PM CDT | Tornado Warning | EWX | Llano, San Saba | 47 min |
| Sep 13, 9:54 PM CDT | Tornado Warning | EWX | San Saba | 36 min |
| Sep 13, 10:33 PM CDT | Flash Flood Warning | EWX | Bandera, Kerr | 4 hr |
| Sep 13, 10:53 PM CDT | Tornado Warning | EWX | Gillespie | 52 min |
| Sep 13, 11:00 PM CDT | Severe Thunderstorm Warning | EWX | Bandera | 60 min |
| Sep 13, 11:25 PM CDT | Tornado Warning | EWX | San Saba | 50 min |
| Sep 13, 11:27 PM CDT | Severe Thunderstorm Warning | EWX | Llano | 48 min |
| Sep 13, 11:42 PM CDT | Tornado Warning | EWX | Burnet | 63 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1993Every severe thunderstorm warning in 1993
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.