Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 83, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Apr 9, 2021, 6:08 PM CDT for 4 counties in Tennessee. It was in force for 52 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 9, 2021, 6:08 PM CDT (23:08 UTC)
- Expired
- Apr 9, 2021, 7:00 PM CDT
- In force
- 52 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Crockett County, TN, Gibson County, TN, Haywood County, TN, Madison County, TN
The radar
The Memphis radar (KNQA), 105 km from the middle of the area, began a volume at 23:10 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 9, 3:42 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 11.1 hours before the alert went out and 144 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2139 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
538
WUUS54 KMEG 092308
SVRMEG
TNC033-053-075-113-100000-
/O.NEW.KMEG.SV.W.0083.210409T2308Z-210410T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
608 PM CDT Fri Apr 9 2021
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
Southeastern Crockett County in western Tennessee...
Southeastern Gibson County in western Tennessee...
Northeastern Haywood County in western Tennessee...
Northern Madison County in western Tennessee...
* Until 700 PM CDT.
* At 608 PM CDT, a severe thunderstorm was located over Holly Grove,
or near Brownsville, moving northeast at 30 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Jackson, Humboldt, Fairview, Alamo, Bells, Three Way, Belle Eagle,
Holly Grove, Adair, Carroll, Medina, Gadsden, Gibson, Quincy,
Allens, Huntersville, New Enterprise, Jones, Gilmore and Mason
Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3570 8862 3554 8918 3572 8929 3598 8885
3580 8870 3579 8871 3579 8869
TIME...MOT...LOC 2308Z 232DEG 24KT 3565 8919
HAIL...1.50IN
WIND...60MPH
$$
SJM2 follow-up statements
406
WWUS54 KMEG 092339 RRA
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
639 PM CDT Fri Apr 9 2021
TNC033-053-075-113-100000-
/O.CON.KMEG.SV.W.0083.000000T0000Z-210410T0000Z/
Crockett TN-Gibson TN-Haywood TN-Madison TN-
639 PM CDT Fri Apr 9 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR SOUTHEASTERN CROCKETT...SOUTHEASTERN GIBSON...EAST CENTRAL
HAYWOOD AND NORTHERN MADISON COUNTIES...
At 639 PM CDT, a severe thunderstorm was located over Adair, or 8
miles northwest of Jackson, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Jackson, Humboldt, Fairview, Alamo, Bells, Three Way, Holly Grove,
Adair, Carroll, Medina, Gadsden, Gibson, Quincy, Huntersville, New
Enterprise, Jones, Gilmore, Mason Grove, Coxville and Claybrook.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3570 8862 3554 8918 3582 8912 3598 8885
3580 8870 3579 8871 3579 8869
TIME...MOT...LOC 2339Z 254DEG 22KT 3570 8896
HAIL...1.00IN
WIND...60MPH
$$
SJM510
WWUS54 KMEG 092355
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
655 PM CDT Fri Apr 9 2021
TNC033-053-075-113-100005-
/O.EXP.KMEG.SV.W.0083.000000T0000Z-210410T0000Z/
Crockett TN-Gibson TN-Haywood TN-Madison TN-
655 PM CDT Fri Apr 9 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CROCKETT...
SOUTHEASTERN GIBSON...EAST CENTRAL HAYWOOD AND NORTHERN MADISON
COUNTIES WILL EXPIRE AT 700 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
western Tennessee.
LAT...LON 3570 8862 3554 8918 3582 8912 3598 8885
3580 8870 3579 8871 3579 8869
TIME...MOT...LOC 2355Z 232DEG 24KT 3576 8886
$$
SJMThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 5:12 PM CDT | Severe Thunderstorm Warning | MEG | Haywood, Lauderdale, Tipton | 48 min |
| Apr 9, 5:17 PM CDT | Special Weather Statement | MEG | Fayette | 28 min |
| Apr 9, 5:19 PM CDT | Special Weather Statement | MEG | Dyer | 26 min |
| Apr 9, 5:27 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lake, Obion | 26 min |
| Apr 9, 5:34 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Haywood, Lauderdale, Madison, Tipton | 41 min |
| Apr 9, 5:36 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman | 39 min |
| Apr 9, 6:10 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Haywood, Madison | 50 min |
| Apr 9, 6:28 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Gibson, Obion, Weakley | 29 min |
| Apr 9, 6:56 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardeman, McNairy, Madison | 49 min |
| Apr 9, 6:56 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Gibson, Haywood, Madison | 15 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.