Alert archive / Texas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 79, NWS San Angelo, TX

May 5, 2023Callahan County, Coleman County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 5, 2023, 3:34 PM CDT for Callahan County, Coleman County, Texas. It was in force for 56 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 5, 2023, 3:34 PM CDT (20:34 UTC)
Expired: May 5, 2023, 4:30 PM CDT
In force: 56 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Callahan County, TX, Coleman County, TX

The radar

The Dyess AFB radar (KDYX), 58 km from the middle of the area, began a volume at 20:35 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

Fort Worth, TX (KFWD), launched 12:00Z, 8.6 hours before the alert went out and 218 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: 1742 J/kg
Mixed-layer CIN: -171 J/kg
Mixed-layer LCL: 747 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 381 m²/s²
0-3 km storm-relative helicity: 357 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.9

Open this sounding in Storm Lab

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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 5, 1:57 PM CDT, 1 hour 37 minutes earlier.

Area forecast discussion, May 5, 1:57 PM CDT, 1 hour 37 minutes before

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Hazardous weather outlook, May 5, 2:06 PM CDT, 1 hour 28 minutes before

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In the hours before

Local storm report, May 5, 10:22 AM CDT, 5 hours 12 minutes before

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Special weather statement, May 5, 3:07 PM CDT, 27 minutes before

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The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 4, 7:32 PM CDT	Special Weather Statement	SJT	Brown	43 min
May 4, 7:40 PM CDT	Areal Flood Advisory	SJT	Brown	2 hr
May 4, 7:54 PM CDT	Severe Thunderstorm Warning	SJT	Brown	36 min
May 4, 8:18 PM CDT	Special Weather Statement	SJT	McCulloch	42 min
May 4, 9:04 PM CDT	Special Weather Statement	SJT	Mason	41 min
May 4, 9:47 PM CDT	Special Weather Statement	SJT	Mason	43 min
May 5, 3:07 PM CDT	Special Weather Statement	SJT	Callahan	53 min
May 5, 3:38 PM CDT	Special Weather Statement	SJT	Throckmorton	52 min
May 5, 3:44 PM CDT	Special Weather Statement	SJT	Shackelford	46 min
May 5, 3:55 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Shackelford, Taylor	26 min
May 5, 4:09 PM CDT	Special Weather Statement	SJT	Brown	51 min
May 5, 4:11 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SJT	Brown, Callahan, Coleman	64 min
May 5, 4:18 PM CDT	Severe Thunderstorm Warning	SJT	Brown	57 min
May 5, 4:19 PM CDT	Special Weather Statement	SJT	San Saba	41 min
May 5, 4:31 PM CDT	Severe Thunderstorm Warning	SJT	San Saba	59 min
May 5, 4:58 PM CDT	Severe Thunderstorm Warning	SJT	Brown	62 min
May 5, 5:25 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SJT	San Saba	50 min
May 5, 5:30 PM CDT	Areal Flood Advisory	SJT	San Saba	2 hr
May 5, 6:27 PM CDT	Special Weather Statement	SJT	San Saba	63 min
May 5, 6:59 PM CDT	Special Weather Statement	SJT	Mason	46 min

Nearby

Severe Thunderstorm Warnings in Texas, 2023 Every severe thunderstorm warning in 2023

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.