Alert archive / Texas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 331, NWS San Angelo, TX

June 21, 2023San Saba County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Jun 21, 2023, 6:32 PM CDT for San Saba County, Texas. It was in force for 21 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: Jun 21, 2023, 6:32 PM CDT (23:32 UTC)
Expired: Jun 21, 2023, 6:53 PM CDT
In force: 21 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County San Saba County, TX

The radar

The Ft Hood radar (KGRK), 145 km from the middle of the area, began a volume at 23:32 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 12:00Z, 11.5 hours before the alert went out and 278 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: 350 J/kg
Mixed-layer CIN: -640 J/kg
Mixed-layer LCL: 3049 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 30 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jun 21, 6:27 PM CDT, 5 minutes earlier.

Area forecast discussion, Jun 21, 6:27 PM CDT, 5 minutes before

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Hazardous weather outlook, Jun 21, 1:58 PM CDT, 4 hours 34 minutes before

Hazardous Weather Outlook
National Weather Service San Angelo TX
158 PM CDT Wed Jun 21 2023

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-221900-
Fisher-Nolan-Sterling-Coke-Runnels-Irion-Tom Green-Concho-
Crockett-Schleicher-Sutton-Haskell-Throckmorton-Jones-Shackelford-
Taylor-Callahan-Coleman-Brown-McCulloch-San Saba-Menard-Kimble-
Mason-
158 PM CDT Wed Jun 21 2023

This Hazardous Weather Outlook is for portions of west central
Texas.

.DAY ONE...This Afternoon and Tonight

Dangerous heat will continue this afternoon and early evening. An
Excessive Heat Warning remains in effect for all of West Central
Texas as temperatures warm to 105 to 112 degrees. Heat stroke and
heat exhaustion will be likely with any strenuous outdoor
activity.

Isolated to scattered thunderstorms are likely this afternoon
through late tonight. Some storms will become strong to severe.
The main hazards will be damaging winds, large to very large hail,
and dangerous lightning. A tornado cannot be ruled out.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible late Thursday afternoon and Thursday
night and again late Friday afternoon into Friday night. The main
hazards will be strong gusty winds and dangerous lightning.

Dangerous heat will continue across the area into next week. Heat
stroke and heat exhaustion will be likely with any strenuous
outdoor activity.

.SPOTTER INFORMATION STATEMENT...
Spotter activation will likely be needed late this afternoon and
tonight.

In the hours before

Local storm report, Jun 21, 3:57 PM CDT, 2 hours 35 minutes before

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Local storm report, Jun 21, 4:22 PM CDT, 2 hours 10 minutes before

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Special weather statement, Jun 21, 4:24 PM CDT, 2 hours 8 minutes before

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Special weather statement, Jun 21, 5:01 PM CDT, 1 hour 31 minutes before

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Special weather statement, Jun 21, 5:18 PM CDT, 1 hour 14 minutes before

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Local storm report, Jun 21, 5:22 PM CDT, 1 hour 10 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
Jun 21, 2:52 PM CDT	Special Weather Statement	SJT	Kimble	23 min
Jun 21, 2:54 PM CDT	Special Weather Statement	SJT	Menard	36 min
Jun 21, 3:05 PM CDT	Severe Thunderstorm Warning	SJT	Kimble	40 min
Jun 21, 3:26 PM CDT	Special Weather Statement	SJT	Menard	49 min
Jun 21, 3:46 PM CDT	Severe Thunderstorm Warning	SJT	Menard	59 min
Jun 21, 4:01 PM CDT	Areal Flood Advisory	SJT	Kimble	119 min
Jun 21, 4:06 PM CDT	Areal Flood Advisory	SJT	Menard	114 min
Jun 21, 4:24 PM CDT	Special Weather Statement	SJT	Kimble	51 min
Jun 21, 4:25 PM CDT	Areal Flood Advisory	SJT	Kimble	110 min
Jun 21, 4:42 PM CDT	Severe Thunderstorm Warning	SJT	Concho, McCulloch, Mason, Menard	63 min
Jun 21, 4:43 PM CDT	Flash Flood Warning Considerable damage threat	SJT	Kimble	3 hr
Jun 21, 5:01 PM CDT	Special Weather Statement	SJT	San Saba	44 min
Jun 21, 5:03 PM CDT	Areal Flood Advisory	SJT	Concho, McCulloch, Menard	117 min
Jun 21, 5:08 PM CDT	Severe Thunderstorm Warning	SJT	San Saba	48 min
Jun 21, 5:18 PM CDT	Special Weather Statement	SJT	Nolan, Taylor	42 min
Jun 21, 5:22 PM CDT	Areal Flood Advisory	SJT	San Saba	113 min
Jun 21, 5:22 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch	39 min
Jun 21, 5:53 PM CDT	Areal Flood Advisory	SJT	McCulloch	52 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.