Alert archive / Virginia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 79, NWS Morristown, TN
NWS Morristown, TN issued this severe thunderstorm warning at Jun 21, 2021, 6:59 PM EDT for Wise County, City of Norton, Virginia. It was in force for 31 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 21, 2021, 6:59 PM EDT (22:59 UTC)
- Expired
- Jun 21, 2021, 7:30 PM EDT
- In force
- 31 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties City of Norton, VA, Wise County, VA
The radar
The Jackson,KY radar (KJKL), 93 km from the middle of the area, began a volume at 22:59 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 21, 7:21 PM EDT | TSTM WND DMG | 4 Nnw Wise, VA | NUMEROUS TREES DOWN ACROSS THE COUNTY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.0 hours before the alert went out and 259 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
- 913 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1058 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
593
WUUS54 KMRX 212259
SVRMRX
VAC195-720-212330-
/O.NEW.KMRX.SV.W.0079.210621T2259Z-210621T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Morristown TN
659 PM EDT Mon Jun 21 2021
The National Weather Service in Morristown has issued a
* Severe Thunderstorm Warning for...
The City of Norton in southwestern Virginia...
Wise County in southwestern Virginia...
* Until 730 PM EDT.
* At 659 PM EDT, a severe thunderstorm was located near Wise, moving
east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Norton, Wise, Coeburn, Appalachia, Pound, St. Paul and Pardee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and 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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3713 8255 3703 8248 3698 8237 3696 8236
3697 8233 3691 8230 3691 8232 3690 8232
3691 8278 3701 8278 3703 8275 3704 8274
3705 8272 3712 8272 3714 8268 3715 8255
TIME...MOT...LOC 2259Z 266DEG 26KT 3701 8264
HAIL...0.75IN
WIND...60MPH
$$
DH1 follow-up statement
095
WWUS54 KMRX 212317
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
717 PM EDT Mon Jun 21 2021
VAC720-212327-
/O.CAN.KMRX.SV.W.0079.000000T0000Z-210621T2330Z/
City of Norton VA-
717 PM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR THE CITY OF NORTON IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3713 8255 3703 8248 3698 8237 3696 8236
3697 8233 3694 8238 3694 8246 3695 8254
3697 8259 3700 8264 3705 8272 3705 8265
3711 8264 3715 8255
TIME...MOT...LOC 2317Z 266DEG 26KT 3702 8248
$$
VAC195-212330-
/O.CON.KMRX.SV.W.0079.000000T0000Z-210621T2330Z/
Wise VA-
717 PM EDT Mon Jun 21 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR CENTRAL WISE COUNTY...
At 717 PM EDT, a severe thunderstorm was located near Wise, moving
east at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Wise, Coeburn and Pound.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3713 8255 3703 8248 3698 8237 3696 8236
3697 8233 3694 8238 3694 8246 3695 8254
3697 8259 3700 8264 3705 8272 3705 8265
3711 8264 3715 8255
TIME...MOT...LOC 2317Z 266DEG 26KT 3702 8248
HAIL...0.75IN
WIND...60MPH
$$
DHThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 5:53 PM EDT | Severe Thunderstorm Warning | MRX | Lee | 41 min |
| Jun 21, 6:06 PM EDT | Special Weather Statement | MRX | Washington, City of Bristol | 39 min |
| Jun 21, 6:52 PM EDT | Special Weather Statement | MRX | Wise, City of Norton | 38 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.