Alert archive / Texas / Tornado Watches in 2024

Tornado Watch 94

April 9, 202427 counties in Texas

The Storm Prediction Center issued this tornado watch at Apr 9, 2024, 9:40 AM CDT for 27 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Apr 9, 2024, 9:40 AM CDT (14:40 UTC)
Expired: Apr 9, 2024, 5:00 PM CDT
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2.5 in
Strongest gust expected: 60 kt

All 27 counties

Anderson County, TX, Bastrop County, TX, Bell County, TX, Blanco County, TX, Brazos County, TX, Burleson County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, Coryell County, TX, Falls County, TX, Freestone County, TX, Guadalupe County, TX, Hays County, TX, Henderson County, TX, Houston County, TX, Lampasas County, TX, Lee County, TX, Leon County, TX, Limestone County, TX, Madison County, TX, McLennan County, TX, Milam County, TX, Navarro County, TX, Robertson County, TX, Travis County, TX, Williamson County, TX

The radar

The Ft Hood radar (KGRK), 41 km from the middle of the area, began a volume at 14:40 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 50%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 50%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 70%
One or more hailstones of 2 inches or more: 60%
Six or more combined severe hail and wind reports: 90%

Warnings issued inside it

12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Apr 9, 9:50 AM CDT	Severe Thunderstorm Warning	EWX	Burnet	55 min
Apr 9, 9:59 AM CDT	Tornado Warning	EWX	Burnet, Williamson	31 min
Apr 9, 10:00 AM CDT	Flash Flood Warning	FWD	Bell, Falls, McLennan	3 hr
Apr 9, 10:16 AM CDT	Flash Flood Warning	FWD	Hill, Limestone, McLennan, Navarro	3 hr
Apr 9, 10:41 AM CDT	Severe Thunderstorm Warning	FWD	Henderson, Van Zandt	41 min
Apr 9, 10:48 AM CDT	Flash Flood Warning	FWD	Bell, Coryell, McLennan	2 hr
Apr 9, 11:00 AM CDT	Tornado Warning	FWD	Henderson, Van Zandt	15 min
Apr 9, 11:48 AM CDT	Flash Flood Warning Considerable damage threat	FWD	Bell	3 hr
Apr 9, 12:10 PM CDT	Severe Thunderstorm Warning	FWD	Coryell, Hamilton, Lampasas	65 min
Apr 9, 12:59 PM CDT	Flash Flood Warning	FWD	Falls	3 hr
Apr 9, 4:09 PM CDT	Severe Thunderstorm Warning	EWX	Travis	66 min
Apr 9, 4:55 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Travis, Williamson	65 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 2.7 hours before the alert went out and 197 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 287 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 117 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 8, 7:27 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Fisher, Haskell, Jones, Kent and 7 more	93 min
Apr 8, 7:52 PM CDT	Tornado Watch	SPC	Anderson, Cherokee, Freestone, Gregg, Harrison, Henderson and 11 more	5 hr
Apr 8, 9:02 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Clay, Collin, Cooke, Denton and 15 more	88 min
Apr 8, 10:18 PM CDT	Severe Thunderstorm Watch	SPC	Archer, Clay, Collin, Cooke, Dallas, Delta and 15 more	6 hr
Apr 8, 10:59 PM CDT	Mesoscale Discussion	SPC	Andrews, Borden, Crane, Dawson, Ector, Gaines and 10 more	3 hr
Apr 8, 11:49 PM CDT	Mesoscale Discussion	SPC	Collin, Cooke, Dallas, Denton, Jack, Palo Pinto and 7 more	86 min
Apr 9, 2:57 AM CDT	Mesoscale Discussion	SPC	Collin, Dallas, Delta, Ellis, Erath, Fannin and 12 more	93 min
Apr 9, 5:30 AM CDT	Mesoscale Discussion	SPC	Andrews, Borden, Coke, Crane, Dawson, Ector and 13 more	2 hr
Apr 9, 7:47 AM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Callahan, Coke, Coleman, Eastland and 18 more	118 min
Apr 9, 8:48 AM CDT	Mesoscale Discussion	SPC	Angelina, Austin, Bastrop, Brazos, Burleson, Caldwell and 25 more	117 min
Apr 9, 11:30 AM CDT	Mesoscale Discussion	SPC	Brown, Callahan, Coke, Coleman, Concho, Eastland and 9 more	3 hr
Apr 9, 12:12 PM CDT	Mesoscale Discussion	SPC	Anderson, Bell, Burnet, Coryell, Falls, Freestone and 8 more	93 min
Apr 9, 1:52 PM CDT	Mesoscale Discussion	SPC	Anderson, Angelina, Cherokee, Houston, Leon, Nacogdoches and 5 more	83 min
Apr 9, 2:24 PM CDT	Tornado Watch	SPC	Angelina, Cherokee, Gregg, Harrison, Nacogdoches, Panola and 5 more	11 hr
Apr 9, 3:50 PM CDT	Mesoscale Discussion	SPC	Harrison, Panola, San Augustine, Shelby	85 min
Apr 9, 3:55 PM CDT	Mesoscale Discussion	SPC	Bastrop, Blanco, Burnet, Caldwell, Comal, Gillespie and 8 more	95 min
Apr 9, 4:25 PM CDT	Severe Thunderstorm Watch	SPC	Bastrop, Bell, Blanco, Burnet, Coryell, Falls and 13 more	7 hr
Apr 9, 5:17 PM CDT	Mesoscale Discussion	SPC	Sabine	88 min
Apr 9, 6:40 PM CDT	Mesoscale Discussion	SPC	Bastrop, Bell, Blanco, Burnet, Caldwell, Comal and 11 more	95 min

Nearby

Tornado Watches in Texas, 2024 Every tornado watch 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.