Alert archive / Arkansas / Wind Advisories in 2021
Wind Advisory 6, NWS Memphis, TN
NWS Memphis, TN issued this wind advisory at Apr 7, 2021, 11:20 AM CDT for 4 states. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 7, 2021, 11:20 AM CDT (16:20 UTC)
- Expired
- Apr 7, 2021, 7:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Memphis, TN
All 21 counties
Clay County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Greene County, AR, Lee County, AR, Mississippi County, AR, Phillips County, AR, Poinsett County, AR, St. Francis County, AR, Dunklin County, MO, Pemiscot County, MO, Coahoma County, MS, DeSoto County, MS, Quitman County, MS, Tunica County, MS, Dyer County, TN, Lake County, TN, Lauderdale County, TN, Shelby County, TN, Tipton County, TN
The radar
The Memphis radar (KNQA), 35 km from the middle of the area, began a volume at 16:19 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 12:00Z, 4.3 hours before the alert went out and 70 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.
- Mixed-layer CAPE
- 23 J/kg
- Mixed-layer CIN
- -264 J/kg
- Mixed-layer LCL
- 721 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 170 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
338 WWUS74 KMEG 071620 NPWMEG URGENT - WEATHER MESSAGE National Weather Service Memphis TN 1120 AM CDT Wed Apr 7 2021 ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-007-010- 011-TNZ001-019-048-049-088-080000- /O.NEW.KMEG.WI.Y.0006.210407T1620Z-210408T0000Z/ Clay-Greene-Craighead-Poinsett-Mississippi-Cross-Crittenden- St. Francis-Lee AR-Phillips-Dunklin-Pemiscot-DeSoto-Tunica- Coahoma-Quitman-Lake-Dyer-Lauderdale-Tipton-Shelby- Including the cities of Piggott, Corning, Paragould, Jonesboro, Harrisburg, Blytheville, Wynne, West Memphis, Forrest City, Marianna, Helena, West Helena, Kennett, Caruthersville, Southaven, Olive Branch, Tunica, Clarksdale, Marks, Tiptonville, Dyersburg, Ripley TN, Covington, Bartlett, Germantown, Collierville, Memphis, and Millington 1120 AM CDT Wed Apr 7 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...South winds 20 to 25 mph with gusts up to 35 mph. * WHERE...Portions of North Mississippi, West Tennessee, East Arkansas and Southeast Missouri. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. High profile vehicles should use extra caution. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ SJM
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 6:25 PM CDT | Special Weather Statement | MEG | Lauderdale, Tipton | 50 min |
| Apr 7, 6:54 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Shelby | 20 min |
| Apr 7, 5:56 PM CDT | Areal Flood Advisory | MEG | Craighead | 115 min |
| Apr 7, 6:52 PM CDT | Areal Flood Advisory | MEG | Crittenden, Mississippi, Poinsett | 2 hr |
| Apr 7, 6:21 PM CDT | Special Weather Statement | MEG | DeSoto, Tate | 24 min |
| Apr 7, 6:48 PM CDT | Special Weather Statement | MEG | Tate | 27 min |
Nearby
Wind Advisories in Arkansas, 2021Wind Advisories in Tennessee, 2021Wind Advisories in Mississippi, 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.