Alert archive / Arkansas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 113, NWS Memphis, TN

June 15, 2016Greene County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at Jun 15, 2016, 6:15 PM CDT for Greene County, Arkansas. It was in force for 30 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 15, 2016, 6:15 PM CDT (23:15 UTC)
Expired
Jun 15, 2016, 6:45 PM CDT
In force
30 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Greene County, AR

The radar

The Memphis radar (KNQA), 95 km from the middle of the area, began a volume at 23:18 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.

What was reported inside it

TimeReportWhereRemark
Jun 15, 6:23 PM CDTHAIL 1Oak Grove Heights, AR

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 11.3 hours before the alert went out and 146 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 12:00Z on 2016-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1644 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 12:00Z on 2016-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 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
1644 J/kg
Mixed-layer CIN
-106 J/kg
Mixed-layer LCL
917 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
170 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

515 
WUUS54 KMEG 152315
SVRMEG
ARC055-152345-
/O.NEW.KMEG.SV.W.0113.160615T2315Z-160615T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
615 PM CDT WED JUN 15 2016

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL GREENE COUNTY IN EASTERN ARKANSAS...

* UNTIL 645 PM CDT

* AT 615 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BEECH
  GROVE...OR NEAR CROWLEYS RIDGE STATE PARK...MOVING EAST AT 20 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  PARAGOULD...MARMADUKE...CROWLEYS RIDGE STATE PARK...OAK GROVE
  HEIGHTS...LAFE...WALCOTT...BEECH GROVE...HALLIDAY...BERTIG...
  BARD...STANFORD...GAINESVILLE...BRIGHTON...NOXBURN...COTTON BELT...
  MOUNDS AND FINCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3620 9032 3620 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3605 9034 3604 9035
      3602 9036 3599 9039 3597 9039 3602 9069
      3620 9068 3623 9032
TIME...MOT...LOC 2315Z 273DEG 17KT 3611 9063 

HAIL...1.00IN
WIND...60MPH
 
$$
1 follow-up statement
621 
WWUS54 KMEG 152343
SVSMEG

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
643 PM CDT WED JUN 15 2016

ARC055-152353-
/O.EXP.KMEG.SV.W.0113.000000T0000Z-160615T2345Z/
GREENE AR-
643 PM CDT WED JUN 15 2016

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL GREENE COUNTY WILL
EXPIRE AT 645 PM CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHEASTERN MISSOURI.

LAT...LON 3620 9032 3620 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3605 9034 3604 9035
      3602 9036 3599 9039 3597 9039 3602 9069
      3620 9068 3623 9032
TIME...MOT...LOC 2337Z 273DEG 17KT 3611 9063 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 4:08 AM CDTHeat AdvisoryMEGClay, Craighead, Crittenden, Cross, Greene, Lawrence and 6 more60 hr
Jun 15, 4:54 PM CDTSpecial Weather StatementMEGLawrence, Randolph51 min
Jun 15, 5:01 PM CDTSevere Thunderstorm WarningMEGLawrence, Randolph44 min
Jun 15, 5:42 PM CDTSevere Thunderstorm WarningMEGCraighead, Greene, Lawrence, Randolph48 min
Jun 15, 6:25 PM CDTSevere Thunderstorm WarningMEGCross, Poinsett35 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.