Alert archive / Arkansas / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 150, NWS Memphis, TN

July 10, 2013Craighead County, Poinsett County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at Jul 10, 2013, 7:55 PM CDT for Craighead County, Poinsett County, Arkansas. It was in force for 50 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
Jul 10, 2013, 7:55 PM CDT (00:55 UTC)
Expired
Jul 10, 2013, 8:45 PM CDT
In force
50 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon

Counties Craighead County, AR, Poinsett County, AR

The radar

The Memphis radar (KNQA), 81 km from the middle of the area, began a volume at 00:58 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, 0.9 hours before the alert went out and 312 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 2013-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1348 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 2013-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939Sfc1 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
1348 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
1686 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 10:40 PM CDTSpecial Weather StatementMEGFayette35 min
Jul 10, 10:47 PM CDTSpecial Weather StatementMEGHardin43 min
Jul 10, 11:20 PM CDTSpecial Weather StatementMEGFayette25 min
Jul 10, 11:41 PM CDTSpecial Weather StatementMEGCoahoma34 min
Jul 11, 10:32 AM CDTRiver Flood WarningMEGLowndes, Monroe10 hr
Jul 11, 1:32 PM CDTSpecial Weather StatementMEGAlcorn43 min
Jul 11, 2:57 PM CDTSpecial Weather StatementMEGPontotoc48 min
Jul 11, 4:26 PM CDTSpecial Weather StatementMEGYalobusha34 min
Jul 11, 4:56 PM CDTSpecial Weather StatementMEGQuitman34 min
Jul 11, 5:26 PM CDTSpecial Weather StatementMEGTallahatchie34 min
Jul 11, 5:55 PM CDTSpecial Weather StatementMEGTallahatchie50 min
Jul 11, 6:21 PM CDTSpecial Weather StatementMEGQuitman24 min
Jul 10, 9:44 PM CDTSpecial Weather StatementMEGCrittenden31 min
Jul 10, 9:53 PM CDTSpecial Weather StatementMEGCross37 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2013Every severe thunderstorm warning in 2013

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.