Alert archive / Arkansas / Flash Flood Warnings in 2015

Flash Flood Warning 52, NWS Little Rock, AR

May 29, 2015Logan County, Polk County, Scott County, Arkansas

NWS Little Rock, AR issued this flash flood warning at May 29, 2015, 3:36 PM CDT for Logan County, Polk County, Scott County, Arkansas. It was in force for 4 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
May 29, 2015, 3:36 PM CDT (20:36 UTC)
Expired
May 29, 2015, 7:30 PM CDT
In force
4 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Logan County, AR, Polk County, AR, Scott County, AR

The radar

The Western Arkansas radar (KSRX), 59 km from the middle of the area, began a volume at 20:38 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 12:00Z, 8.6 hours before the alert went out and 228 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 12:00Z on 2015-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 535 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, Springfield, MO at 12:00Z on 2015-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 130 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
535 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
130 m²/s²
0-3 km storm-relative helicity
123 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
May 29, 3:40 AM CDTFlash Flood WatchLZKBaxter, Calhoun, Clark, Cleburne, Cleveland, Conway and 19 more39 hr
May 29, 8:59 AM CDTRiver Flood AdvisoryLZKPulaski36 hr
May 29, 2:41 PM CDTRiver Flood WarningLZKYell4 days
May 29, 4:08 PM CDTSpecial Weather StatementLZKMontgomery32 min
May 29, 4:24 PM CDTSpecial Weather StatementLZKPike31 min
May 29, 5:02 PM CDTSevere Thunderstorm WarningLZKClark, Montgomery, Pike43 min
May 29, 5:39 PM CDTSevere Thunderstorm WarningLZKClark, Hot Spring, Montgomery, Pike36 min
May 29, 5:50 PM CDTSevere Thunderstorm WarningLZKGarland, Montgomery, Perry, Yell40 min
May 29, 6:00 PM CDTSevere Thunderstorm WarningLZKClark, Ouachita45 min
May 29, 6:03 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring42 min
May 29, 6:12 PM CDTSevere Thunderstorm WarningLZKOuachita48 min
May 29, 6:17 PM CDTSevere Thunderstorm WarningLZKClark, Dallas, Garland, Hot Spring43 min
May 29, 6:18 PM CDTSevere Thunderstorm WarningLZKJohnson, Newton, Pope25 min
May 29, 6:22 PM CDTSpecial Weather StatementLZKBoone43 min
May 29, 6:24 PM CDTSevere Thunderstorm WarningLZKConway, Johnson, Logan, Perry, Pope, Yell40 min
May 29, 6:40 PM CDTSevere Thunderstorm WarningLZKClark, Dallas, Ouachita35 min
May 29, 6:49 PM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring, Perry, Saline41 min
May 29, 6:59 PM CDTSevere Thunderstorm WarningLZKClark, Dallas, Hot Spring31 min

Nearby

Flash Flood Warnings in Arkansas, 2015Every flash flood warning in 2015

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.