Alert archive / Arkansas / Flash Flood Warnings in 2019

Flash Flood Warning 103, NWS Little Rock, AR

August 20, 2019Searcy County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Aug 20, 2019, 7:49 PM CDT for Searcy County, Arkansas. It was in force for 116 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
Aug 20, 2019, 7:49 PM CDT (00:49 UTC)
Expired
Aug 20, 2019, 9:45 PM CDT
In force
116 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

County Searcy County, AR

The radar

The Little Rock radar (KLZK), 126 km from the middle of the area, began a volume at 00:49 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

Little Rock, AR (KLZK), launched 00:00Z, 0.8 hours before the alert went out and 277 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, Little Rock, AR at 00:00Z on 2019-08-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1908 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, Little Rock, AR at 00:00Z on 2019-08-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
1908 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1576 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 20, 7:00 PM CDTSpecial Weather StatementLZKSearcy30 min
Aug 20, 7:20 PM CDTSpecial Weather StatementLZKNewton25 min
Aug 20, 8:10 PM CDTSpecial Weather StatementLZKFaulkner, White, Woodruff65 min
Aug 20, 8:14 PM CDTSpecial Weather StatementLZKSearcy31 min
Aug 20, 8:24 PM CDTSevere Thunderstorm WarningLZKNewton, Pope, Searcy, Van Buren36 min
Aug 20, 8:40 PM CDTSevere Thunderstorm WarningLZKPope15 min
Aug 20, 8:49 PM CDTSevere Thunderstorm WarningLZKConway, Pope, Van Buren26 min
Aug 20, 8:53 PM CDTSpecial Weather StatementLZKFaulkner, Lonoke, Monroe, Prairie, Pulaski52 min
Aug 20, 9:21 PM CDTSpecial Weather StatementLZKConway24 min
Aug 21, 1:55 PM CDTSevere Thunderstorm WarningLZKBaxter, Marion50 min
Aug 21, 2:02 PM CDTSevere Thunderstorm WarningLZKBoone, Newton43 min
Aug 21, 2:34 PM CDTSevere Thunderstorm WarningLZKBaxter, Izard26 min
Aug 21, 2:45 PM CDTSpecial Weather StatementLZKBoone45 min
Aug 21, 2:48 PM CDTSpecial Weather StatementLZKMarion27 min
Aug 21, 2:54 PM CDTFlash Flood WarningLZKBoone, Marion3 hr
Aug 21, 2:57 PM CDTSpecial Weather StatementLZKFulton33 min
Aug 21, 2:59 PM CDTSpecial Weather StatementLZKBaxter31 min
Aug 21, 3:02 PM CDTSpecial Weather StatementLZKSearcy28 min
Aug 21, 3:10 PM CDTSevere Thunderstorm WarningLZKBaxter19 min
Aug 21, 3:12 PM CDTSpecial Weather StatementLZKIzard33 min
Aug 21, 3:26 PM CDTSpecial Weather StatementLZKStone34 min
Aug 21, 3:31 PM CDTSpecial Weather StatementLZKBaxter, Marion29 min
Aug 21, 3:33 PM CDTSevere Thunderstorm WarningLZKBaxter, Searcy, Stone27 min
Aug 21, 3:37 PM CDTFlash Flood WarningLZKBaxter, Izard, Marion, Searcy, Stone2 hr
Aug 21, 3:45 PM CDTSevere Thunderstorm WarningLZKBaxter16 min
Aug 21, 3:45 PM CDTSevere Thunderstorm WarningLZKIzard, Stone20 min
Aug 21, 3:53 PM CDTSevere Thunderstorm WarningLZKSearcy, Stone11 min
Aug 21, 3:58 PM CDTSpecial Weather StatementLZKSearcy32 min
Aug 21, 4:00 PM CDTSpecial Weather StatementLZKBaxter30 min
Aug 21, 4:14 PM CDTSpecial Weather StatementLZKIzard31 min
Aug 21, 4:20 PM CDTSevere Thunderstorm WarningLZKIzard, Sharp40 min
Aug 21, 4:37 PM CDTSpecial Weather StatementLZKSharp23 min
Aug 21, 4:56 PM CDTSpecial Weather StatementLZKIzard34 min
Aug 21, 4:59 PM CDTSpecial Weather StatementLZKSharp16 min
Aug 21, 5:16 PM CDTSpecial Weather StatementLZKPerry29 min
Aug 21, 5:19 PM CDTSpecial Weather StatementLZKSharp26 min
Aug 21, 5:33 PM CDTSevere Thunderstorm WarningLZKCleburne, Independence27 min
Aug 21, 6:38 PM CDTSpecial Weather StatementLZKPerry37 min

Nearby

Flash Flood Warnings in Arkansas, 2019Every flash flood warning in 2019

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.