Alert archive / Mississippi / Wind Advisories in 2021

Wind Advisory 1, NWS Jackson, MS

January 15, 2021Ashley County, Chicot County, Arkansas; 7 parishes in Louisiana; 19 counties in Mississippi

NWS Jackson, MS issued this wind advisory at Jan 15, 2021, 4:01 AM CST for Ashley County, Chicot County, Arkansas; 7 parishes in Louisiana; 19 counties in Mississippi. It took effect at Jan 15, 2021, 10:00 AM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 15, 2021, 4:01 AM CST (10:01 UTC)
In effect from
Jan 15, 2021, 10:00 AM CST
Expired
Jan 15, 2021, 6:00 PM CST
In force
8 hr
Issued by
NWS Jackson, MS
All 28 counties

Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, Tensas Parish, LA, West Carroll Parish, LA, Bolivar County, MS, Carroll County, MS, Claiborne County, MS, Copiah County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Leflore County, MS, Madison County, MS, Montgomery County, MS, Rankin County, MS, Sharkey County, MS, Simpson County, MS, Sunflower County, MS, Warren County, MS, Washington County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 93 km from the middle of the area, began a volume at 10:04 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, 10.0 hours before the alert went out and 83 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 2021-01-15Temperature 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 2021-01-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.1939587897117Sfc1 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
1941 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

712 
WWUS74 KJAN 151001
NPWJAN

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
401 AM CST Fri Jan 15 2021

ARZ074-075-LAZ007>009-015-016-023-025-MSZ018-019-025>028-034>036-
040>043-047>049-053>055-151815-
/O.NEW.KJAN.WI.Y.0001.210115T1600Z-210116T0000Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Tensas-Bolivar-Sunflower-Leflore-Grenada-
Carroll-Montgomery-Washington-Humphreys-Holmes-Issaquena-Sharkey-
Yazoo-Madison MS-Warren-Hinds-Rankin-Claiborne-Copiah-Simpson-
Including the cities of Crossett, North Crossett, Hamburg, 
West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove,
Epps, Lake Providence, Rayville, Delhi, Tallulah, Winnsboro, 
Newellton, St. Joseph, Waterproof, Cleveland, Indianola, 
Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, 
Carrollton, Winona, Greenville, Belzoni, Isola, Durant, Tchula, 
Lexington, Pickens, Goodman, Mayersville, Rolling Fork, Anguilla,
Yazoo City, Ridgeland, Madison, Canton, Vicksburg, Jackson, 
Pearl, Brandon, Richland, Port Gibson, Crystal Springs, 
Hazlehurst, Wesson, Magee, and Mendenhall
401 AM CST Fri Jan 15 2021

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST
THIS EVENING...

* WHAT...West winds 25 to 30 mph with gusts up to 40 mph 
  expected.

* WHERE...Portions of northeast Louisiana, west central 
  Mississippi and southeast Arkansas. Generally West of I-55 and 
  along and north of I-20. 

* WHEN...From 10 AM this morning to 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Weak
  or small trees and tree limbs could be blown down and a few 
  power outages may result.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
1 follow-up statement
400 
WWUS74 KJAN 151950 AAA 
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
National Weather Service Jackson MS
150 PM CST Fri Jan 15 2021


ARZ074-075-LAZ007>009-015-016-023-025-MSZ018-019-025>028-034>036-
040>043-047>049-053>055-160000-
/O.CON.KJAN.WI.Y.0001.000000T0000Z-210116T0000Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Tensas-Bolivar-Sunflower-Leflore-Grenada-
Carroll-Montgomery-Washington-Humphreys-Holmes-Issaquena-Sharkey-
Yazoo-Madison MS-Warren-Hinds-Rankin-Claiborne-Copiah-Simpson-
Including the cities of Crossett, North Crossett, Hamburg, 
West Crossett, Dermott, Lake Village, Eudora, Bastrop, Oak Grove,
Epps, Lake Providence, Rayville, Delhi, Tallulah, Winnsboro, 
Newellton, St. Joseph, Waterproof, Cleveland, Indianola, 
Ruleville, Greenwood, Grenada, Vaiden, North Carrollton, 
Carrollton, Winona, Greenville, Belzoni, Isola, Durant, Tchula, 
Lexington, Pickens, Goodman, Mayersville, Rolling Fork, Anguilla,
Yazoo City, Ridgeland, Madison, Canton, Vicksburg, Jackson, 
Pearl, Brandon, Richland, Port Gibson, Crystal Springs, 
Hazlehurst, Wesson, Magee, and Mendenhall
150 PM CST Fri Jan 15 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...West winds 25 to 30 mph with gusts up to 40 mph 
  expected. 

* WHERE...Portions of northeast Louisiana, west central 
  Mississippi and southeast Arkansas. Generally West of I-55 and 
  along and north of I-20. 

* WHEN...From 10 AM this morning to 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Weak or small trees and tree limbs could be blown down and a 
  few power outages may result. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

Nearby

Wind Advisories in Mississippi, 2021Wind Advisories in Louisiana, 2021Wind Advisories in Arkansas, 2021Every wind advisory in 2021

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.