Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 69, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Apr 7, 2021, 6:54 PM CDT for Fayette County, Shelby County, Tennessee. It was in force for 20 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 7, 2021, 6:54 PM CDT (23:54 UTC)
- Expired
- Apr 7, 2021, 7:14 PM CDT
- In force
- 20 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Fayette County, TN, Shelby County, TN
The radar
The Memphis radar (KNQA), 27 km from the middle of the area, began a volume at 23:55 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, 11.9 hours before the alert went out and 40 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.
655
WUUS54 KMEG 072354
SVRMEG
TNC047-157-080030-
/O.NEW.KMEG.SV.W.0069.210407T2354Z-210408T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
654 PM CDT Wed Apr 7 2021
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
Southwestern Fayette County in western Tennessee...
Southeastern Shelby County in western Tennessee...
* Until 730 PM CDT.
* At 654 PM CDT, a severe thunderstorm was located over Southeast
Memphis, or near Olive Branch, moving northeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Bartlett, Collierville, Germantown, Olive Branch, Cordova, Memphis,
Lakeland, Arlington, Southeast Memphis, Eads, Macon, Oakland,
Piperton, Gallaway, Lenow, Fisherville, Elba, Canadaville, Parkway
Village and White Station.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3533 8960 3510 8943 3499 8978 3499 8990
3508 8996
TIME...MOT...LOC 2354Z 237DEG 30KT 3504 8988
HAIL...<.75IN
WIND...60MPH
$$
SGW2 follow-up statements
152 WWUS54 KMEG 080009 SVSMEG Severe Weather Statement National Weather Service Memphis TN 709 PM CDT Wed Apr 7 2021 TNC047-157-080030- /O.CON.KMEG.SV.W.0069.000000T0000Z-210408T0030Z/ Fayette TN-Shelby TN- 709 PM CDT Wed Apr 7 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR SOUTHWESTERN FAYETTE AND SOUTHEASTERN SHELBY COUNTIES... At 709 PM CDT, a severe thunderstorm was located over Germantown, moving northeast at 35 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Bartlett, Collierville, Germantown, Cordova, Memphis, Lakeland, Arlington, Eads, Macon, Oakland, Piperton, Gallaway, Lenow, Fisherville, Elba, Canadaville, Kirk and Hickory Withe. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3533 8960 3510 8943 3499 8977 3515 8986 TIME...MOT...LOC 0009Z 237DEG 30KT 3511 8975 HAIL...<.75IN WIND...60MPH $$ SGW
549
WWUS54 KMEG 080014
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
714 PM CDT Wed Apr 7 2021
TNC047-157-080023-
/O.CAN.KMEG.SV.W.0069.000000T0000Z-210408T0030Z/
Fayette TN-Shelby TN-
714 PM CDT Wed Apr 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN FAYETTE AND
SOUTHEASTERN SHELBY COUNTIES IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However gusty winds are
still possible with this thunderstorm.
LAT...LON 3533 8960 3510 8943 3499 8977 3515 8986
TIME...MOT...LOC 0012Z 237DEG 30KT 3513 8971
$$
SGWThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 11:20 AM CDT | Wind Advisory | MEG | Dyer, Lake, Lauderdale, Shelby, Tipton | 8 hr |
| Apr 7, 6:25 PM CDT | Special Weather Statement | MEG | Lauderdale, Tipton | 50 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2021Every severe thunderstorm warning 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.