Alert archive / Texas / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 18, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 15, 2024, 10:23 AM CDT for Llano County, Texas. It was in force for 22 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
- Mar 15, 2024, 10:23 AM CDT (15:23 UTC)
- Expired
- Mar 15, 2024, 10:45 AM CDT
- In force
- 22 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Llano County, TX
The radar
The Ft Hood radar (KGRK), 124 km from the middle of the area, began a volume at 15:25 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
Corpus Christi, TX (KCRP), launched 12:00Z, 3.4 hours before the alert went out and 356 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
- 2261 J/kg
- Mixed-layer CIN
- -180 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 17.8
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.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 15, 9:07 AM CDT, 1 hour 16 minutes earlier.
Area forecast discussion, Mar 15, 9:07 AM CDT, 1 hour 16 minutes before
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</html>Hazardous weather outlook, Mar 15, 2:52 AM CDT, 7 hours 31 minutes before
Hazardous Weather Outlook National Weather Service Austin/San Antonio TX 252 AM CDT Fri Mar 15 2024 TXZ171>173-183>194-202>209-217>225-228-160800- Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera- Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde- Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala- Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit- 252 AM CDT Fri Mar 15 2024 This Hazardous Weather Outlook is for South-Central Texas.. .DAY ONE...Today And Tonight. Isolated to scattered strong to severe thunderstorms are possible early this morning and this afternoon through tonight. There is a Level 1 to 2 out of 5 risk for severe storms. An initial round of thunderstorms is possible 4 to 10 AM. Thunderstorms redevelop after 2 PM and continue through tonight. Large to very large hail with stones greater than 2 inches and damaging winds gusts are the main threats. There is also a potential for heavy rains with robust rainfall rates that may cause flash flooding. There is a 1 to 2 out of 4 risk for these excessive rains. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Additional rounds of thunderstorms are expected this weekend with a potential for strong to severe storms and heavy rains. There is a level 1 out of 5 risk for severe storms and a 1 to 2 out of 4 risk for excessive rains. Large hail, damaging winds, and flooding are the main threats. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated.
In the hours before
Special weather statement, Mar 15, 6:47 AM CDT, 3 hours 36 minutes before
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</html>The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 15, 6:47 AM CDT | Special Weather Statement | EWX | Travis | 28 min |
| Mar 15, 7:26 AM CDT | Special Weather Statement | EWX | Lee | 34 min |
| Mar 15, 1:45 PM CDT | Severe Thunderstorm Warning | EWX | Bexar | 60 min |
| Mar 15, 1:55 PM CDT | Severe Thunderstorm Warning | EWX | Fayette | 65 min |
| Mar 15, 2:44 PM CDT | Special Weather Statement | EWX | Guadalupe | 46 min |
| Mar 15, 2:55 PM CDT | Severe Thunderstorm Warning | EWX | Guadalupe, Wilson | 31 min |
| Mar 15, 2:59 PM CDT | Severe Thunderstorm Warning | EWX | Gonzales, Lavaca | 61 min |
| Mar 15, 3:49 PM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 56 min |
| Mar 15, 4:10 PM CDT | Special Weather Statement | EWX | Kinney | 35 min |
| Mar 15, 4:17 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kinney | 29 min |
| Mar 15, 4:41 PM CDT | Severe Thunderstorm Warning | EWX | Lavaca | 17 min |
| Mar 15, 4:44 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Val Verde | 39 min |
| Mar 15, 4:48 PM CDT | Special Weather Statement | EWX | Kinney | 27 min |
| Mar 15, 5:00 PM CDT | Areal Flood Advisory | EWX | Kinney | 3 hr |
| Mar 15, 5:05 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Uvalde | 39 min |
| Mar 15, 6:56 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Maverick | 49 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2024Every severe thunderstorm warning in 2024
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.