Alert archive / Texas / Flash Flood Warnings in 2023

Flash Flood Warning 41, NWS San Angelo, TX

October 25, 2023Kimble County, Texas

NWS San Angelo, TX issued this flash flood warning at Oct 25, 2023, 1:32 PM CDT for Kimble County, Texas. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 25, 2023, 1:32 PM CDT (18:32 UTC)
Expired: Oct 25, 2023, 7:30 PM CDT
In force: 6 hr
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County Kimble County, TX

The radar

The San Angelo radar (KSJT), 121 km from the middle of the area, began a volume at 18:34 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, 6.5 hours before the alert went out and 163 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: 977 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 601 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 155 m²/s²
0-3 km storm-relative helicity: 182 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Oct 25, 12:34 PM CDT, 58 minutes earlier.

Area forecast discussion, Oct 25, 12:34 PM CDT, 58 minutes before

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Hazardous weather outlook, Oct 25, 4:05 AM CDT, 9 hours 27 minutes before

Hazardous Weather Outlook
National Weather Service San Angelo TX
405 AM CDT Wed Oct 25 2023

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-260915-
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-
405 AM CDT Wed Oct 25 2023

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

.DAY ONE...Today and Tonight

Numerous showers and thunderstorms are expected today and tonight.
The main threat will be locally heavy rainfall, which may result
in flash flooding and a Flash Flood Watch is in effect for much of
the area from 6 AM today through 7 AM Thursday. In addition, a few
strong to severe thunderstorms are possible, with large hail and
damaging winds being the main hazards, although a brief tornado
is possible.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

The threat for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated at this time.

In the hours before

Special weather statement, Oct 25, 10:57 AM CDT, 2 hours 35 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
Oct 25, 2:31 AM CDT	Flood Watch	SJT	Brown, Callahan, Coke, Coleman, Concho, Crockett and 15 more	28 hr
Oct 25, 5:08 AM CDT	Areal Flood Advisory	SJT	Crockett, Irion, Schleicher, Sutton	3 hr
Oct 25, 7:29 AM CDT	Areal Flood Advisory	SJT	Tom Green	3 hr
Oct 25, 7:39 AM CDT	Areal Flood Advisory	SJT	Schleicher, Sutton	3 hr
Oct 25, 8:05 AM CDT	Areal Flood Warning	SJT	Tom Green	3 hr
Oct 25, 8:11 AM CDT	Flash Flood Warning Considerable damage threat	SJT	Tom Green	3 hr
Oct 25, 8:24 AM CDT	Flash Flood Warning Considerable damage threat	SJT	Schleicher, Sutton	4 hr
Oct 25, 9:40 AM CDT	Areal Flood Advisory	SJT	Concho, Runnels	3 hr
Oct 25, 10:04 AM CDT	Areal Flood Advisory	SJT	Sutton	3 hr
Oct 25, 10:57 AM CDT	Special Weather Statement	SJT	Callahan	48 min
Oct 25, 11:35 AM CDT	Areal Flood Advisory	SJT	Callahan, Coleman, Shackelford	115 min
Oct 25, 11:44 AM CDT	Flash Flood Warning Considerable damage threat	SJT	Kimble, Sutton	3 hr
Oct 25, 12:54 PM CDT	Areal Flood Advisory	SJT	Brown, Kimble, McCulloch, Menard	111 min
Oct 25, 2:41 PM CDT	Areal Flood Advisory	SJT	Brown, McCulloch, Mason, Menard, San Saba	3 hr
Oct 25, 5:30 PM CDT	Areal Flood Advisory	SJT	Brown, Coleman, Concho, McCulloch, Mason, Menard and 1 more	2 hr

Nearby

Flash Flood Warnings in Texas, 2023 Every flash flood 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.