Alert archive / Arkansas / Wind Advisories in 2012

Wind Advisory 22, NWS Memphis, TN

August 31, 20124 states

NWS Memphis, TN issued this wind advisory at Aug 31, 2012, 7:14 AM CDT for 4 states. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Aug 31, 2012, 7:14 AM CDT (12:14 UTC)
Expired
Aug 31, 2012, 6:00 PM CDT
In force
11 hr
Issued by
NWS Memphis, TN
All 26 counties

Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Lawrence County, AR, Lee County, AR, Mississippi County, AR, Phillips County, AR, Poinsett County, AR, Randolph County, AR, St. Francis County, AR, Dunklin County, MO, Pemiscot County, MO, Coahoma County, MS, DeSoto County, MS, Panola County, MS, Quitman County, MS, Tallahatchie County, MS, Tate County, MS, Tunica County, MS, Dyer County, TN, Lake County, TN, Lauderdale County, TN, Shelby County, TN, Tipton County, TN

The radar

The Memphis radar (KNQA), 37 km from the middle of the area, began a volume at 12:14 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 12:00Z, 0.2 hours before the alert went out and 65 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 2012-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 120 joules per kilogram.LCLEL10008507005003002001001 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 2012-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 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
120 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
446 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

755 
WWUS74 KMEG 311214
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
714 AM CDT FRI AUG 31 2012

...WINDY CONDITIONS EXPECTED OVER THE WESTERN HALF OF THE MID
SOUTH THROUGH THIS AFTERNOON...

.THE REMNANTS OF ISSAC WILL MOVE ACROSS WESTERN ARKANSAS TODAY.
WINDY CONDITIONS ARE EXPECTED WEST OF A LINE FROM DYERSBURG
TENNESSEE TO MEMPHIS TENNESSEE TO BATESVILLE MISSISSIPPI. WINDS OF
25 MPH WITH GUSTS TO 35 MPH WILL PREVAIL ACROSS THE ADVISORY AREA. 

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-019-048-049-088-312015-
/O.NEW.KMEG.WI.Y.0022.120831T1214Z-120831T2100Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-DYER-
LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO...
HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY...
HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...OLIVE BRANCH...
TUNICA...CLARKSDALE...BATESVILLE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
714 AM CDT FRI AUG 31 2012

...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON. 

* WINDS...SUSTAINED WINDS OF 25 MPH WITH GUSTS TO 35 MPH.

* TIMING...THROUGH 4 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED...OR GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

SJM
3 follow-up statements
586 
WWUS74 KMEG 311946
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
246 PM CDT FRI AUG 31 2012

...WINDY CONDITIONS EXPECTED OVER THE WESTERN HALF OF THE MID
SOUTH THROUGH THIS AFTERNOON...

.THE REMNANTS OF ISSAC WILL MOVE ACROSS WESTERN ARKANSAS TODAY.
WINDY CONDITIONS ARE EXPECTED WEST OF A LINE FROM DYERSBURG
TENNESSEE TO MEMPHIS TENNESSEE TO BATESVILLE MISSISSIPPI. WINDS
OF 25 MPH WITH GUSTS TO 35 MPH WILL PREVAIL ACROSS THE ADVISORY
AREA.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-019-048-049-088-312100-
/O.CON.KMEG.WI.Y.0022.000000T0000Z-120831T2100Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-DYER-
LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO...
HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY...
HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...OLIVE BRANCH...
TUNICA...CLARKSDALE...BATESVILLE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
246 PM CDT FRI AUG 31 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON...

* WINDS...SUSTAINED WINDS OF 25 MPH WITH GUSTS TO 35 MPH.

* TIMING...THROUGH 4 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED...OR GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$
233 
WWUS74 KMEG 312023
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
323 PM CDT FRI AUG 31 2012

...WINDY CONDITIONS EXPECTED OVER THE WESTERN HALF OF THE MID
SOUTH THROUGH THE REMAINDER OF THIS AFTERNOON...

.THE REMNANTS OF ISSAC WILL MOVE ACROSS SOUTHWEST AND WEST CENTRAL
MISSOURI LATE THIS AFTERNOON INTO THIS EVENING. WINDY CONDITIONS ARE
EXPECTED WEST OF A LINE FROM DYERSBURG TENNESSEE TO MEMPHIS
TENNESSEE TO BATESVILLE MISSISSIPPI. WINDS OF 25 MPH WITH GUSTS TO
35 MPH WILL PREVAIL ACROSS THE ADVISORY AREA.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-019-048-049-088-312300-
/O.EXT.KMEG.WI.Y.0022.000000T0000Z-120831T2300Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-DYER-
LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO...
HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY...
HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...OLIVE BRANCH...
TUNICA...CLARKSDALE...BATESVILLE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
323 PM CDT FRI AUG 31 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING...

* WINDS...SUSTAINED WINDS OF 25 MPH WITH GUSTS TO 35 MPH.

* TIMING...THROUGH 6 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE
EXPECTED...OR GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. WINDS THIS
STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$
693 
WWUS74 KMEG 312310
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
610 PM CDT FRI AUG 31 2012

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-019-048-049-088-010015-
/O.EXP.KMEG.WI.Y.0022.000000T0000Z-120831T2300Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-DYER-
LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO...
HARRISBURG...BLYTHEVILLE...WYNNE...WEST MEMPHIS...FORREST CITY...
HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...OLIVE BRANCH...
TUNICA...CLARKSDALE...BATESVILLE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
610 PM CDT FRI AUG 31 2012

...WIND ADVISORY HAS EXPIRED...

SUSTAINED WINDS AND GUSTS WILL BE LESS THAN ADVISORY CRITERIA THIS
EVENING. THEREFORE...THE WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE.

$$

SWC

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 7:05 PM CDTWind AdvisoryMEGCalhoun, Coahoma, DeSoto, Lafayette, Marshall, Panola and 5 more4 hr
Aug 31, 5:25 PM CDTSpecial Weather StatementMEGMonroe35 min
Aug 31, 6:08 PM CDTSpecial Weather StatementMEGDunklin37 min

Nearby

Wind Advisories in Arkansas, 2012Wind Advisories in Mississippi, 2012Wind Advisories in Tennessee, 2012Every wind advisory in 2012

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.