Alert archive / Texas / Mesoscale Discussions in 2025

Mesoscale Discussion 2175

October 24, 202515 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Oct 24, 2025, 10:52 PM CDT for 15 counties in Texas. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued: Oct 24, 2025, 10:52 PM CDT (03:52 UTC)
Expired: Oct 25, 2025, 12:45 AM CDT
In force: 113 min
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 630

Counties Atascosa County, TX, Bandera County, TX, Bexar County, TX, Caldwell County, TX, Comal County, TX, Frio County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Kendall County, TX, Medina County, TX, Travis County, TX, Uvalde County, TX, Wilson County, TX, Zavala County, TX

The radar

The Austin/San Antonio radar (KEWX), 110 km from the middle of the area, began a volume at 03:51 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

Del Rio, TX (KDRT), launched 00:00Z, 3.9 hours before the alert went out and 167 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: 1699 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1676 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 193 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.7

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 24, 7:11 PM CDT	Mesoscale Discussion	SPC	Comanche, Erath, Hood, Johnson, Palo Pinto, Parker and 2 more	94 min
Oct 24, 8:16 PM CDT	Severe Thunderstorm Watch	SPC	Bandera, Bastrop, Bell, Bexar, Blanco, Brazos and 32 more	9 hr
Oct 24, 9:33 PM CDT	Mesoscale Discussion	SPC	Dallas, Ellis, Hill, Johnson, Navarro, Rockwall and 1 more	117 min
Oct 25, 12:56 AM CDT	Mesoscale Discussion	SPC	Austin, Brazoria, Chambers, Colorado, DeWitt, Fayette and 19 more	94 min
Oct 25, 1:37 AM CDT	Severe Thunderstorm Watch	SPC	Austin, Brazoria, Chambers, Colorado, Fort Bend, Galveston and 13 more	6 hr
Oct 25, 3:16 AM CDT	Mesoscale Discussion	SPC	Chambers, Harris, Jefferson, Liberty, Montgomery	119 min
Oct 25, 5:47 AM CDT	Mesoscale Discussion	SPC	Jefferson, Orange	88 min
Oct 25, 2:53 PM CDT	Mesoscale Discussion	SPC	Bell, Bosque, Burnet, Comanche, Coryell, Ellis and 15 more	97 min

Nearby

Mesoscale Discussions in Texas, 2025 Every mesoscale discussion in 2025

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.