Alert archive / Arkansas / Flash Flood Warnings in 2015

Flash Flood Warning 55, NWS Little Rock, AR

May 29, 20156 counties in Arkansas

NWS Little Rock, AR issued this flash flood warning at May 29, 2015, 11:38 PM CDT for 6 counties in 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
May 29, 2015, 11:38 PM CDT (04:38 UTC)
Expired
May 30, 2015, 2:30 AM CDT
In force
3 hr
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Flood severity
None

Counties Cleveland County, AR, Dallas County, AR, Grant County, AR, Hot Spring County, AR, Jefferson County, AR, Saline County, AR

The radar

The Little Rock radar (KLZK), 70 km from the middle of the area, began a volume at 04:41 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

Shreveport, LA (KBAD), launched 00:00Z, 4.6 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, Shreveport, LA at 00:00Z on 2015-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 653 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, Shreveport, LA at 00:00Z on 2015-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
653 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1333 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
203 m²/s²
Significant tornado parameter
0.2
Supercell composite
6.2

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, 7:02 PM CDTSevere Thunderstorm WarningLZKClark, Dallas, Grant, Hot Spring28 min
May 29, 7:21 PM CDTSevere Thunderstorm WarningLZKConway, Perry, Pope, Pulaski, Saline, Yell39 min
May 29, 7:28 PM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring, Pulaski, Saline47 min
May 29, 7:31 PM CDTSevere Thunderstorm WarningLZKDallas, Grant, Hot Spring29 min
May 29, 7:39 PM CDTSpecial Weather StatementLZKDallas, Grant46 min
May 29, 7:47 PM CDTSevere Thunderstorm WarningLZKFaulkner, Grant, Hot Spring, Perry, Pulaski, Saline43 min
May 29, 7:58 PM CDTSevere Thunderstorm WarningLZKConway, Pope, Searcy, Van Buren, Yell47 min
May 29, 8:20 PM CDTSpecial Weather StatementLZKMarion45 min
May 29, 9:07 PM CDTSpecial Weather StatementLZKGrant, Pulaski, Saline43 min
May 29, 9:28 PM CDTSpecial Weather StatementLZKCleburne47 min
May 29, 10:33 PM CDTFlash Flood WarningLZKPulaski, Saline3 hr
May 29, 11:27 PM CDTFlash Flood WarningLZKLonoke, Prairie, Pulaski2 hr
May 29, 11:59 PM CDTFlash Flood WarningLZKCleburne, Independence, Izard, Jackson, Monroe, Prairie and 4 more3 hr
May 30, 8:04 AM CDTRiver Flood WarningLZKClark, Hot Spring47 hr
May 30, 8:13 AM CDTRiver Flood WarningLZKIndependence, Jackson, Lawrence6 days
May 30, 8:29 AM CDTRiver Flood AdvisoryLZKPrairie, White, Woodruff36 hr
May 30, 8:29 AM CDTRiver Flood AdvisoryLZKPrairie36 hr
May 30, 12:16 PM CDTSpecial Weather StatementLZKBradley44 min
May 30, 12:53 PM CDTSpecial Weather StatementLZKDrew47 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.