Alert archive / Texas / Flash Flood Warnings in 2023

Flash Flood Warning 34, NWS Fort Worth, TX

October 27, 2023Bosque County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 27, 2023, 7:12 PM CDT for Bosque County, Texas. It was in force for 3 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 27, 2023, 7:12 PM CDT (00:12 UTC)
Expired
Oct 27, 2023, 10:15 PM CDT
In force
3 hr
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Flood severity
None

County Bosque County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 81 km from the middle of the area, began a volume at 00:15 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 00:00Z, 0.2 hours before the alert went out and 108 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-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2023-10-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 173 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2023-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
173 J/kg
Mixed-layer CIN
-189 J/kg
Mixed-layer LCL
815 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
213 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.3

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 Fort Worth, TX wrote its last area forecast discussion before this flash flood warning went out at Oct 27, 4:03 PM CDT, 3 hours 9 minutes earlier.

Area forecast discussion, Oct 27, 4:03 PM CDT, 3 hours 9 minutes before
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Hazardous weather outlook, Oct 27, 7:02 PM CDT, 10 minutes before
Hazardous Weather Outlook
National Weather Service Fort Worth TX
702 PM CDT Fri Oct 27 2023

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-281230-
Montague-Cooke-Grayson-Fannin-Lamar-Young-Jack-Wise-Denton-Collin-
Hunt-Delta-Hopkins-Stephens-Palo Pinto-Parker-Tarrant-Dallas-
Rockwall-Kaufman-Van Zandt-Rains-Eastland-Erath-Hood-Somervell-
Johnson-Ellis-Henderson-Comanche-Mills-Hamilton-Bosque-Hill-Navarro-
Freestone-Anderson-Lampasas-Coryell-Bell-McLennan-Falls-Limestone-
Leon-Milam-Robertson-
702 PM CDT Fri Oct 27 2023

This Hazardous Weather Outlook is for North and Central Texas.

.DAY ONE...Tonight.
Scattered thunderstorms are expected tonight throughout much of
North and Central Texas. Severe weather is not expected.

Isolated instances of flash flooding are possible tonight, mainly
south of I-20 and north of Highway 84.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Storm chances will continue Saturday and Sunday, keeping the threat
for minor flooding alive where the heaviest rain occurs. Severe
weather is not expected.

Early season freezing temperatures will be possible Tuesday through
Thursday. Even where temperatures remain above freezing, overnight
and early morning frost will occur.

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

In the hours before

Local storm report, Oct 27, 5:49 PM CDT, 1 hour 23 minutes before
Preliminary Local Storm Report
National Weather Service Fort Worth TX
549 PM CDT Fri Oct 27 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 AM     Flash Flood      3 E Aubrey              33.30N 96.93W
10/26/2023                   Denton             TX   Emergency Mngr

            DELAYED REPORT: multiple road closures
            between Aubrey, Pilot Point, and Celina.

&&

AS
Local storm report, Oct 27, 5:52 PM CDT, 1 hour 20 minutes before
Preliminary Local Storm Report
National Weather Service Fort Worth TX
552 PM CDT Fri Oct 27 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0400 AM     Flash Flood      4 ENE Ponder            33.20N 97.23W
10/26/2023                   Denton             TX   Emergency Mngr

            DELAYED REPORT: multiple road closures
            between Ponder, Krum, and Denton.

&&

AS

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 27, 7:21 PM CDTAreal Flood AdvisoryFWDMcLennan3 hr
Oct 27, 7:28 PM CDTFlash Flood WarningFWDAnderson, Freestone, Henderson, Navarro3 hr
Oct 27, 8:41 PM CDTFlash Flood WarningFWDBosque94 min
Oct 27, 9:39 PM CDTFlash Flood WarningFWDDallas, Ellis, Hunt, Kaufman, Rockwall2 hr
Oct 27, 10:14 PM CDTFlash Flood Warning Considerable damage threatFWDBosque9 hr
Oct 27, 11:44 PM CDTFlash Flood Warning Considerable damage threatFWDDallas, Ellis, Kaufman, Rockwall11 hr
Oct 28, 12:25 AM CDTAreal Flood AdvisoryFWDEllis, Kaufman3 hr
Oct 28, 2:31 AM CDTFlash Flood WarningFWDEllis, Kaufman6 hr
Oct 28, 5:34 AM CDTAreal Flood AdvisoryFWDErath, Johnson, Somervell6 hr
Oct 28, 6:19 AM CDTRiver Flood WarningFWDHunt, Rockwall50 hr
Oct 28, 6:26 AM CDTRiver Flood WarningFWDEllis, Kaufman3 days
Oct 28, 6:26 AM CDTRiver Flood WarningFWDHenderson, Navarro7 days
Oct 28, 6:45 AM CDTAreal Flood WarningFWDBosque5 hr
Oct 28, 6:53 AM CDTRiver Flood WarningFWDBosque26 hr
Oct 28, 7:55 AM CDTAreal Flood AdvisoryFWDDallas, Johnson, Tarrant3 hr
Oct 28, 8:29 AM CDTRiver Flood WarningFWDTarrant24 hr
Oct 28, 8:46 AM CDTAreal Flood WarningFWDEllis, Kaufman4 hr
Oct 28, 9:02 AM CDTFlash Flood WarningFWDDallas118 min
Oct 28, 9:33 AM CDTRiver Flood WarningFWDNavarro10 hr
Oct 28, 9:34 AM CDTRiver Flood WarningFWDDallas16 hr
Oct 28, 11:03 AM CDTAreal Flood WarningFWDDallas, Ellis, Kaufman, Rockwall3 hr
Oct 28, 11:31 AM CDTRiver Flood WarningFWDBosque, McLennan21 hr
Oct 28, 1:34 PM CDTRiver Flood WarningFWDCollin6 hr
Oct 28, 1:37 PM CDTRiver Flood WarningFWDHunt6 hr

Nearby

Flash Flood Warnings in Texas, 2023Every 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.