Alert archive / Arkansas / Wind Advisories in 2011

Wind Advisory 3, NWS Memphis, TN

February 20, 20114 states

NWS Memphis, TN issued this wind advisory at Feb 20, 2011, 3:53 AM CST for 4 states. It took effect at Feb 20, 2011, 12:00 PM CST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Feb 20, 2011, 3:53 AM CST (09:53 UTC)
In effect from
Feb 20, 2011, 12:00 PM CST
Expired
Feb 20, 2011, 7:00 PM CST
In force
7 hr
Issued by
NWS Memphis, TN
All 27 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, Obion County, TN, Shelby County, TN, Tipton County, TN

The radar

The Memphis radar (KNQA), 34 km from the middle of the area, began a volume at 09:57 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 (KLZK), launched 00:00Z, 9.9 hours before the alert went out and 67 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 2011-02-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2011-02-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 237 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1187 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
237 m²/s²
0-3 km storm-relative helicity
336 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.

688 
WWUS74 KMEG 200953
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
353 AM CST SUN FEB 20 2011

...WINDY CONDITIONS EXPECTED ACROSS THE WESTERN PORTIONS OF THE
MID SOUTH THIS AFTERNOON AND EVENING...

.A WARM FRONT WILL SURGE NORTHWARD ACROSS THE AREA THIS MORNING
AHEAD OF STRENGTHENING LOW ACROSS THE CENTRAL PLAINS STATES.
STRONG MIXING ALONG WITH A TIGHTENING PRESSURE GRADIENT WILL
CREATE WINDY CONDITIONS ACROSS THE ADVISORY AREA.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-002-019-048-049-088-210100-
/O.NEW.KMEG.WI.Y.0003.110220T1800Z-110221T0100Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-OBION-
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...UNION CITY...DYERSBURG...
COVINGTON...BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...
MILLINGTON
353 AM CST SUN FEB 20 2011

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CST THIS
EVENING. 

* WINDS: AROUND 25 MPH...WITH GUSTS UP TO 35 MPH.

* TIMING: BETWEEN 12 PM CST THIS AFTERNOON AND 7 PM CST THIS EVENING.

* IMPACTS: WINDS OF THIS MAGNITUDE WILL LIKELY BLOW AROUND
  UNSECURED OBJECTS AND MAY DOWN A FEW TREE BRANCHES. 

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.

&&

$$

JLH
3 follow-up statements
718 
WWUS74 KMEG 202115
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
315 PM CST SUN FEB 20 2011

...WINDY CONDITIONS EXPECTED ACROSS THE WESTERN PORTIONS OF THE
MID SOUTH THROUGH THIS EVENING...

.STRONG MIXING ALONG WITH A TIGHTENING PRESSURE GRADIENT WILL
CREATE WINDY CONDITIONS ACROSS THE ADVISORY AREA THROUGH EARLY
THSI EVENING.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-008-010>012-020-TNZ001-002-019-048-049-088-210100-
/O.CON.KMEG.WI.Y.0003.000000T0000Z-110221T0100Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-
CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-
DESOTO-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-OBION-
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...UNION CITY...DYERSBURG...
COVINGTON...BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...
MILLINGTON
315 PM CST SUN FEB 20 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING. 

* WINDS: SOUTH SOUTHWEST WINDS SUSTAINED BETWEEN 20 TO 25
  MPH...WITH GUSTS UP TO 35 MPH.

* TIMING: THROUGH 7 PM CST THIS EVENING.

* IMPACTS: WINDS OF THIS MAGNITUDE WILL LIKELY BLOW AROUND 
  UNSECURED OBJECTS AND MAY DOWN A FEW TREE BRANCHES. 

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.

&&

$$
068 
WWUS74 KMEG 210009
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
609 PM CST SUN FEB 20 2011

ARZ008-009-017-018-026-027-MSZ008-011-012-020-TNZ002-210115-
/O.CAN.KMEG.WI.Y.0003.000000T0000Z-110221T0100Z/
RANDOLPH-CLAY-LAWRENCE-GREENE-CRAIGHEAD-POINSETT-TATE-QUITMAN-
PANOLA-TALLAHATCHIE-OBION-
INCLUDING THE CITIES OF...WALNUT RIDGE...PARAGOULD...JONESBORO...
HARRISBURG...BATESVILLE...UNION CITY
609 PM CST SUN FEB 20 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS CANCELLED THE WIND
ADVISORY. 

$$

ARZ028-035-036-048-049-058-MOZ113-115-MSZ001-007-010-TNZ001-019-
048-049-088-210115-
/O.CON.KMEG.WI.Y.0003.000000T0000Z-110221T0100Z/
MISSISSIPPI-CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-
PEMISCOT-DESOTO-TUNICA-COAHOMA-LAKE-DYER-LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...BLYTHEVILLE...WYNNE...WEST MEMPHIS...
FORREST CITY...HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...
OLIVE BRANCH...TUNICA...CLARKSDALE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
609 PM CST SUN FEB 20 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING. 

* WINDS: SOUTH SOUTHWEST WINDS SUSTAINED BETWEEN 20 TO 25 MPH... 
  WITH GUSTS UP TO 35 MPH. 

* TIMING: THROUGH 7 PM CST THIS EVENING.

* IMPACTS: WINDS OF THIS MAGNITUDE WILL LIKELY BLOW AROUND 
  UNSECURED OBJECTS AND MAY DOWN A FEW TREE BRANCHES. 

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.

&&

$$

BORGHOFF
362 
WWUS74 KMEG 210057
NPWMEG

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEMPHIS TN
657 PM CST SUN FEB 20 2011

ARZ028-035-036-048-049-058-MOZ113-115-MSZ001-007-010-TNZ001-019-
048-049-088-210200-
/O.EXP.KMEG.WI.Y.0003.000000T0000Z-110221T0100Z/
MISSISSIPPI-CROSS-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN-
PEMISCOT-DESOTO-TUNICA-COAHOMA-LAKE-DYER-LAUDERDALE-TIPTON-SHELBY-
INCLUDING THE CITIES OF...BLYTHEVILLE...WYNNE...WEST MEMPHIS...
FORREST CITY...HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN...
OLIVE BRANCH...TUNICA...CLARKSDALE...DYERSBURG...COVINGTON...
BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON
657 PM CST SUN FEB 20 2011

...WIND ADVISORY WILL EXPIRE AT 7 PM CST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 7 PM CST THIS EVENING. 

$$

BORGHOFF

Nearby

Wind Advisories in Arkansas, 2011Wind Advisories in Mississippi, 2011Wind Advisories in Tennessee, 2011Every wind advisory in 2011

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.