Alert archive / Arkansas / Wind Advisories in 2018

Wind Advisory 3, NWS Memphis, TN

February 16, 20184 states

NWS Memphis, TN issued this wind advisory at Feb 16, 2018, 4:39 AM CST for 4 states. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Feb 16, 2018, 4:39 AM CST (10:39 UTC)
Expired
Feb 16, 2018, 11:06 AM CST
In force
6 hr
Issued by
NWS Memphis, TN
All 22 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, DeSoto 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), 47 km from the middle of the area, began a volume at 10:41 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 00:00Z, 10.7 hours before the alert went out and 93 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 2018-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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 00:00Z on 2018-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 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
10 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1087 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
290 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

238 
WWUS74 KMEG 161039
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
439 AM CST Fri Feb 16 2018

...GUSTY NORTH WINDS ACROSS PARTS OF THE MID-SOUTH THIS MORNING...

ARZ008-009-017-018-026>028-MOZ113-115-TNZ001-002-019-048-161800-
/O.NEW.KMEG.WI.Y.0003.180216T1039Z-180216T1800Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Dunklin-Pemiscot-Lake-Obion-Dyer-Lauderdale-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Kennett, Caruthersville, Tiptonville, Union City, Dyersburg, 
and Ripley TN
439 AM CST Fri Feb 16 2018

...WIND ADVISORY IN EFFECT UNTIL NOON CST TODAY...

The National Weather Service in Memphis has issued a Wind
Advisory, which is in effect until noon CST today. 

* WINDS...Sustained winds of 25 mph with gusts to 35 mph. 

* TIMING...Through NOON CST.

* IMPACTS...Winds this strong can make driving difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 25 mph or greater
are expected. Winds this strong can make driving difficult,
especially for high profile vehicles. Use extra caution.

&&

$$

SJM
2 follow-up statements
479 
WWUS74 KMEG 161258
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
658 AM CST Fri Feb 16 2018

...GUSTY NORTH WINDS ACROSS PARTS OF THE MID-SOUTH THIS MORNING...

ARZ035-036-048-049-058-MSZ001-007-TNZ049-088-161800-
/O.EXA.KMEG.WI.Y.0003.000000T0000Z-180216T1800Z/
Cross-Crittenden-St. Francis-Lee AR-Phillips-DeSoto-Tunica-Tipton-
Shelby-
Including the cities of Wynne, West Memphis, Forrest City, 
Marianna, Helena, West Helena, Southaven, Olive Branch, Tunica, 
Covington, Bartlett, Germantown, Collierville, Memphis, 
and Millington
658 AM CST Fri Feb 16 2018

...WIND ADVISORY IN EFFECT UNTIL NOON CST TODAY...

The National Weather Service in Memphis has issued a Wind
Advisory, which is in effect until noon CST today. 

* WINDS...Sustained winds of 25 mph with gusts to 35 mph.

* TIMING...Through NOON CST.

* IMPACTS...Winds this strong can make driving difficult, 
  especially for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 25 mph or greater
are expected. Winds this strong can make driving difficult,
especially for high profile vehicles. Use extra caution.

&&

$$

ARZ008-009-017-018-026>028-MOZ113-115-TNZ001-002-019-048-161800-
/O.CON.KMEG.WI.Y.0003.000000T0000Z-180216T1800Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Dunklin-Pemiscot-Lake-Obion-Dyer-Lauderdale-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Kennett, Caruthersville, Tiptonville, Union City, Dyersburg, 
and Ripley TN
658 AM CST Fri Feb 16 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WINDS...Sustained winds of 25 mph with gusts to 35 mph.

* TIMING...Through NOON CST.

* IMPACTS...Winds this strong can make driving difficult, 
  especially for high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that sustained winds of 25 mph or greater
are expected. Winds this strong can make driving difficult,
especially for high profile vehicles. Use extra caution.

&&

$$

SJM
023 
WWUS74 KMEG 161706
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
1106 AM CST Fri Feb 16 2018

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-
007-TNZ001-002-019-048-049-088-161815-
/O.CAN.KMEG.WI.Y.0003.000000T0000Z-180216T1800Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Cross-Crittenden-St. Francis-Lee AR-Phillips-Dunklin-Pemiscot-
DeSoto-Tunica-Lake-Obion-Dyer-Lauderdale-Tipton-Shelby-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Wynne, West Memphis, Forrest City, Marianna, Helena, West Helena,
Kennett, Caruthersville, Southaven, Olive Branch, Tunica, 
Tiptonville, Union City, Dyersburg, Ripley TN, Covington, 
Bartlett, Germantown, Collierville, Memphis, and Millington
1106 AM CST Fri Feb 16 2018

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Memphis has cancelled the Wind
Advisory. 

Winds will still gust to 25 mph through early afternoon but will
continue a gradual weakening trend. The Wind Advisory has been
cancelled.

$$

Nearby

Wind Advisories in Arkansas, 2018Wind Advisories in Tennessee, 2018Wind Advisories in Missouri, 2018Every wind advisory in 2018

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.