Alert archive / Arkansas / Wind Advisories in 2017

Wind Advisory 7, NWS Memphis, TN

April 9, 201712 counties in Arkansas; Dunklin County, Pemiscot County, Missouri

NWS Memphis, TN issued this wind advisory at Apr 9, 2017, 2:36 AM CDT for 12 counties in Arkansas; Dunklin County, Pemiscot County, Missouri. It took effect at Apr 9, 2017, 10:00 AM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Apr 9, 2017, 2:36 AM CDT (07:36 UTC)
In effect from
Apr 9, 2017, 10:00 AM CDT
Expired
Apr 9, 2017, 7:00 PM CDT
In force
9 hr
Issued by
NWS Memphis, TN

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

The radar

The Memphis radar (KNQA), 71 km from the middle of the area, began a volume at 07:34 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, 7.6 hours before the alert went out and 107 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 2017-04-09Temperature 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 2017-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2522 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

627 
WWUS74 KMEG 090736
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
236 AM CDT Sun Apr 9 2017

...Gusty winds across the Delta today...

.A tightening pressure gradient across the region will result in
gusty southerly winds across the Delta today. Southerly winds at
25 mph with gusts to over 35 mph will be common this afternoon. 

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-091545-
/O.NEW.KMEG.WI.Y.0007.170409T1500Z-170410T0000Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Cross-Crittenden-St. Francis-Lee AR-Phillips-Dunklin-Pemiscot-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Wynne, West Memphis, Forrest City, Marianna, Helena, West Helena,
Kennett, and Caruthersville
236 AM CDT Sun Apr 9 2017

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

The National Weather Service in Memphis has issued a Wind
Advisory, which is in effect from 10 AM this morning to 7 PM CDT
this evening. 

* WINDS...Sustained winds around 25 mph with gusts over 35 mph. 

* TIMING...10 am CDT to 7 pm CDT.

* IMPACTS...Loose objects such as trash cans will be blown 
  around. High profile vehicles traveling along east-west roadways
  will be impacted. 
  
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
2 follow-up statements
590 
WWUS74 KMEG 091337
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
837 AM CDT Sun Apr 9 2017

...Gusty winds across the Delta today...

.A tightening pressure gradient across the region will result in
gusty southerly winds across the Delta today. Southerly winds at
25 mph with gusts to over 35 mph will be common this afternoon.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-100000-
/O.CON.KMEG.WI.Y.0007.170409T1500Z-170410T0000Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Cross-Crittenden-St. Francis-Lee AR-Phillips-Dunklin-Pemiscot-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Wynne, West Memphis, Forrest City, Marianna, Helena, West Helena,
Kennett, and Caruthersville
837 AM CDT Sun Apr 9 2017

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

* WINDS...Sustained winds around 25 mph with gusts over 35 mph.

* TIMING...10 am CDT to 7 pm CDT.

* IMPACTS...Loose objects such as trash cans will be blown 
  around. High profile vehicles traveling along east-west 
  roadways will be impacted. 

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.

&&

$$
986 
WWUS74 KMEG 092023
NPWMEG

URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
323 PM CDT Sun Apr 9 2017

...Gusty winds across the Delta this afternoon...

.A tightening pressure gradient across the region will result in
gusty southerly winds across the Delta this afternoon. Southerly 
winds at 25 mph with gusts to over 35 mph will be common across
the advisory area.

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-100000-
/O.CON.KMEG.WI.Y.0007.000000T0000Z-170410T0000Z/
Randolph-Clay-Lawrence-Greene-Craighead-Poinsett-Mississippi-
Cross-Crittenden-St. Francis-Lee AR-Phillips-Dunklin-Pemiscot-
Including the cities of Pocahontas, Piggott, Corning, 
Walnut Ridge, Paragould, Jonesboro, Harrisburg, Blytheville, 
Wynne, West Memphis, Forrest City, Marianna, Helena, West Helena,
Kennett, and Caruthersville
323 PM CDT Sun Apr 9 2017

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

* WINDS...Sustained winds around 25 mph with gusts over 35 mph.

* TIMING...through 7 pm CDT.

* IMPACTS...Loose objects such as trash cans will be blown 
  around. High profile vehicles traveling along east-west 
  roadways will be impacted. 

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.

&&

$$

Nearby

Wind Advisories in Arkansas, 2017Wind Advisories in Missouri, 2017Every wind advisory in 2017

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.