Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 262, NWS Little Rock, AR

June 30, 20154 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Jun 30, 2015, 4:17 AM CDT for 4 counties in Arkansas. It was in force for 28 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
Jun 30, 2015, 4:17 AM CDT (09:17 UTC)
Expired
Jun 30, 2015, 4:45 AM CDT
In force
28 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Arkansas County, AR, Desha County, AR, Drew County, AR, Lincoln County, AR

The radar

The Little Rock radar (KLZK), 123 km from the middle of the area, began a volume at 09:21 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 (KBYH), launched 00:00Z, 9.3 hours before the alert went out and 176 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 2015-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1874 joules per kilogram.LCLEL10008507005003002001001 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 2015-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
1874 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1636 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
198 m²/s²
Significant tornado parameter
0.4
Supercell composite
10.9

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 7:27 PM CDTSpecial Weather StatementLZKPike28 min
Jun 29, 7:45 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring30 min
Jun 29, 8:07 PM CDTSevere Thunderstorm WarningLZKClark, Hot Spring, Montgomery, Pike38 min
Jun 29, 8:13 PM CDTFlash Flood WarningLZKClark, Hot Spring, Montgomery, Pike3 hr
Jun 29, 8:28 PM CDTSevere Thunderstorm WarningLZKClark, Pike32 min
Jun 29, 9:41 PM CDTSevere Thunderstorm WarningLZKPike34 min
Jun 29, 10:03 PM CDTFlash Flood WarningLZKPike3 hr
Jun 29, 11:02 PM CDTSpecial Weather StatementLZKMonroe28 min
Jun 29, 11:59 PM CDTSpecial Weather StatementLZKMonroe31 min
Jun 30, 12:23 AM CDTSevere Thunderstorm WarningLZKMonroe37 min
Jun 30, 12:52 AM CDTFlash Flood WarningLZKMonroe3 hr
Jun 30, 1:00 AM CDTSevere Thunderstorm WarningLZKMonroe45 min
Jun 30, 3:24 AM CDTSpecial Weather StatementLZKCleveland46 min
Jun 30, 3:42 AM CDTSevere Thunderstorm WarningLZKDrew, Lincoln48 min
Jun 30, 4:45 AM CDTSevere Thunderstorm WarningLZKDesha, Drew30 min
Jun 30, 5:21 AM CDTSevere Thunderstorm WarningLZKDesha, Drew54 min
Jun 30, 5:24 AM CDTFlash Flood WarningLZKDesha, Drew, Lincoln3 hr

Nearby

Severe Thunderstorm Warnings in Arkansas, 2015Every severe thunderstorm 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.