Alert archive / Arkansas / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 366, NWS Little Rock, AR

October 6, 20146 counties in Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Oct 6, 2014, 2:24 AM CDT for 6 counties in Arkansas. It was in force for 27 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
Oct 6, 2014, 2:24 AM CDT (07:24 UTC)
Expired
Oct 6, 2014, 2:51 AM CDT
In force
27 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

Counties Garland County, AR, Montgomery County, AR, Perry County, AR, Polk County, AR, Scott County, AR, Yell County, AR

The radar

The Western Arkansas radar (KSRX), 95 km from the middle of the area, began a volume at 07:23 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, 7.4 hours before the alert went out and 242 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 2014-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 84 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 00:00Z on 2014-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 square meters per square second.1939587897Sfc1 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
84 J/kg
Mixed-layer CIN
-94 J/kg
Mixed-layer LCL
1954 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 6, 12:58 AM CDTSpecial Weather StatementLZKNewton47 min
Oct 6, 1:28 AM CDTSpecial Weather StatementLZKConway, Pope47 min
Oct 6, 1:40 AM CDTSpecial Weather StatementLZKScott30 min
Oct 6, 1:43 AM CDTSevere Thunderstorm WarningLZKConway, Johnson, Logan, Pope, Yell32 min
Oct 6, 1:52 AM CDTSevere Thunderstorm WarningLZKLogan, Montgomery, Polk, Scott, Yell38 min
Oct 6, 2:01 AM CDTSevere Thunderstorm WarningLZKFulton, Sharp14 min
Oct 6, 2:08 AM CDTSevere Thunderstorm WarningLZKCleburne, Conway, Faulkner, Johnson, Logan, Perry and 4 more37 min
Oct 6, 2:40 AM CDTSevere Thunderstorm WarningLZKConway, Faulkner, Garland, Perry, Pulaski, Saline and 2 more50 min
Oct 6, 2:53 AM CDTSpecial Weather StatementLZKWoodruff32 min
Oct 6, 3:07 AM CDTSevere Thunderstorm WarningLZKFaulkner, Lonoke, Pulaski, Saline38 min
Oct 6, 3:28 AM CDTSpecial Weather StatementLZKPrairie, Woodruff47 min
Oct 6, 3:40 AM CDTSevere Thunderstorm WarningLZKArkansas, Grant, Jefferson, Lonoke, Monroe, Prairie and 1 more50 min
Oct 6, 3:47 AM CDTSpecial Weather StatementLZKGrant28 min
Oct 6, 3:58 AM CDTSevere Thunderstorm WarningLZKArkansas, Cleveland, Grant, Jefferson, Lincoln32 min
Oct 6, 4:22 AM CDTSpecial Weather StatementLZKDallas48 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2014Every severe thunderstorm warning in 2014

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.