Alert archive / Arkansas / Flash Flood Warnings in 2019

Flash Flood Warning 93, NWS Little Rock, AR

August 8, 2019Independence County, Izard County, Stone County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Aug 8, 2019, 6:40 AM CDT for Independence County, Izard County, Stone County, Arkansas. 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
Aug 8, 2019, 6:40 AM CDT (11:40 UTC)
Expired
Aug 8, 2019, 9:45 AM CDT
In force
3 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Independence County, AR, Izard County, AR, Stone County, AR

The radar

The Little Rock radar (KLZK), 123 km from the middle of the area, began a volume at 11:42 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

Springfield, MO (KSGF), launched 00:00Z, 11.7 hours before the alert went out and 205 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, Springfield, MO at 00:00Z on 2019-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Springfield, MO at 00:00Z on 2019-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1618 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
236 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 7, 7:02 PM CDTSpecial Weather StatementLZKBradley28 min
Aug 8, 5:51 AM CDTSpecial Weather StatementLZKJackson24 min
Aug 8, 7:06 AM CDTSpecial Weather StatementLZKWhite24 min
Aug 8, 7:30 AM CDTSpecial Weather StatementLZKWhite, Woodruff30 min
Aug 8, 8:21 AM CDTFlash Flood WarningLZKCleburne, Independence, White3 hr
Aug 8, 9:15 AM CDTSpecial Weather StatementLZKWhite30 min
Aug 8, 1:55 PM CDTSpecial Weather StatementLZKBradley35 min
Aug 8, 2:28 PM CDTSpecial Weather StatementLZKBradley32 min
Aug 8, 3:16 PM CDTSpecial Weather StatementLZKBradley29 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.