Alert archive / Mississippi / Wind Advisories in 2018

Wind Advisory 4, NWS Jackson, MS

April 13, 20188 counties in Mississippi; 4 parishes in Louisiana; Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this wind advisory at Apr 13, 2018, 3:43 AM CDT for 8 counties in Mississippi; 4 parishes in Louisiana; Ashley County, Chicot County, Arkansas. It took effect at Apr 13, 2018, 12:00 PM CDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 13, 2018, 3:43 AM CDT (08:43 UTC)
In effect from
Apr 13, 2018, 12:00 PM CDT
Expired
Apr 13, 2018, 10:00 PM CDT
In force
10 hr
Issued by
NWS Jackson, MS

Counties Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA, Bolivar County, MS, Grenada County, MS, Humphreys County, MS, Issaquena County, MS, Leflore County, MS, Sharkey County, MS, Sunflower County, MS, Washington County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 136 km from the middle of the area, began a volume at 08:44 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

Jackson, MS (KJAN), launched 00:00Z, 8.7 hours before the alert went out and 126 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, Jackson, MS at 00:00Z on 2018-04-13Temperature 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, Jackson, MS at 00:00Z on 2018-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
1946 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

967 
WWUS74 KJAN 130843
NPWJAN

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
343 AM CDT Fri Apr 13 2018

...WIND ADVISORY IN EFFECT TODAY FRO THE DELTA REGION...

ARZ074-075-LAZ007>009-015-MSZ018-019-025-026-034-035-040-041-
131645-
/O.NEW.KJAN.WI.Y.0004.180413T1700Z-180414T0300Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Bolivar-Sunflower-Leflore-Grenada-Washington-Humphreys-Issaquena-
Sharkey-
Including the cities of Crossett, North Crossett, Hamburg, 
West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove,
Epps, Lake Providence, Rayville, Delhi, Cleveland, Indianola, 
Ruleville, Greenwood, Grenada, Greenville, Belzoni, Isola, 
Mayersville, Rolling Fork, and Anguilla
343 AM CDT Fri Apr 13 2018

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 10 PM CDT THIS
EVENING...

The National Weather Service in Jackson has issued a Wind
Advisory, which is in effect from noon today to 10 PM CDT this
evening. 

* TIMING...This afternoon into this evening. 

* WINDS...Sustained wind of 15 to 25 mph with gusts to 35 mph. 

* IMPACTS...These winds can down small tree limbs and make for
  hazardous driving conditions of high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult, especially for high
profile vehicles. Use extra caution when driving.
Wind gusts of 30 to 40 mph occasionally bring down large limbs
and rotted trees causing serious injury and property damage.
Exercise caution when outdoors during these conditions.

&&

$$

22
1 follow-up statement
704 
WWUS74 KJAN 132001
NPWJAN

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
301 PM CDT Fri Apr 13 2018

...WIND ADVISORY IN EFFECT TODAY FOR THE DELTA REGION...

ARZ074-075-LAZ007>009-015-MSZ018-019-025-026-034-035-040-041-
140300-
/O.CON.KJAN.WI.Y.0004.000000T0000Z-180414T0300Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Bolivar-Sunflower-Leflore-Grenada-Washington-Humphreys-Issaquena-
Sharkey-
Including the cities of Crossett, North Crossett, Hamburg, 
West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove,
Epps, Lake Providence, Rayville, Delhi, Cleveland, Indianola, 
Ruleville, Greenwood, Grenada, Greenville, Belzoni, Isola, 
Mayersville, Rolling Fork, and Anguilla
301 PM CDT Fri Apr 13 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* TIMING...This afternoon into this evening.

* WINDS...Sustained wind of 15 to 25 mph with gusts to 35 mph.

* IMPACTS...These winds can down small tree limbs and make for 
  hazardous driving conditions of high profile vehicles. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult, especially for high
profile vehicles. Use extra caution when driving. Wind gusts of
30 to 40 mph occasionally bring down large limbs and rotted trees
causing serious injury and property damage. Exercise caution when
outdoors during these conditions.

&&

$$

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 13, 10:52 AM CDTRiver Flood WarningJANClay47 hr
Apr 13, 10:52 AM CDTRiver Flood WarningJANNoxubee23 hr
Apr 13, 11:08 AM CDTRiver Flood WarningJANJones71 hr
Apr 13, 11:08 AM CDTRiver Flood WarningJANClarke70 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANNeshoba5 days
Apr 13, 11:36 AM CDTRiver Flood WarningJANLeake24 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANLeake69 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANLeake24 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANLeake24 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANAttala4 days
Apr 13, 11:36 AM CDTRiver Flood WarningJANLeake24 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANMadison, Rankin24 hr
Apr 13, 11:36 AM CDTRiver Flood WarningJANHinds, Rankin24 hr
Apr 13, 11:41 AM CDTRiver Flood WarningJANCarroll, Leflore57 hr
Apr 13, 11:41 AM CDTRiver Flood WarningJANSunflower4 days
Apr 13, 11:41 AM CDTRiver Flood WarningJANSharkey4 days
Apr 13, 11:56 AM CDTRiver Flood WarningJANCopiah, Simpson24 hr
Apr 13, 11:56 AM CDTRiver Flood WarningJANLawrence4 days
Apr 13, 11:56 AM CDTRiver Flood WarningJANMarion24 hr

Nearby

Wind Advisories in Mississippi, 2018Wind Advisories in Louisiana, 2018Wind Advisories in Arkansas, 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.