Alert archive / Virginia / Tornado Warnings in 2021
Tornado Warning 36, NWS Baltimore/Washington
NWS Baltimore/Washington issued this tornado warning at Sep 1, 2021, 12:55 PM EDT for King George County, Virginia. It was in force for 35 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
- Sep 1, 2021, 12:55 PM EDT (16:55 UTC)
- Expired
- Sep 1, 2021, 1:30 PM EDT
- In force
- 35 min
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County King George County, VA
The radar
The Sterling radar (KLWX), 83 km from the middle of the area, began a volume at 16:55 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 1, 11:46 AM EDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 4.9 hours before the alert went out and 77 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
- 558 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 575 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.6
The text
As transmitted.
244
WFUS51 KLWX 011655
TORLWX
VAC099-011730-
/O.NEW.KLWX.TO.W.0036.210901T1655Z-210901T1730Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
1255 PM EDT Wed Sep 1 2021
The National Weather Service in Sterling Virginia has issued a
* Tornado Warning for...
King George County in central Virginia...
* Until 130 PM EDT.
* At 1255 PM EDT, a severe thunderstorm capable of producing a
tornado was located over Fort A.p. Hill, or 7 miles northeast of
Bowling Green, moving northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...For those in the direct path of a tornado touchdown,
flying debris will be dangerous to those caught without
shelter. Damage to roofs, siding, and windows may occur.
Mobile homes may be damaged or destroyed. Tree damage is
likely.
* This dangerous storm will be near...
King George around 125 PM EDT.
Dahlgren and Nanjemoy Creek around 130 PM EDT.
Other locations impacted by this tornadic thunderstorm include Ninde,
Jersey, Berthaville, Shiloh, Weedonville and Dogue.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3816 7717 3820 7722 3819 7725 3824 7722
3824 7727 3823 7728 3824 7728 3836 7721
3841 7712 3841 7703 3838 7701 3838 7699
3837 7699 3837 7701 3835 7701 3836 7698
3832 7700 3832 7696 3826 7705 3816 7710
TIME...MOT...LOC 1655Z 211DEG 23KT 3813 7724
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MSS2 follow-up statements
302
WWUS51 KLWX 011713
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
113 PM EDT Wed Sep 1 2021
VAC099-011730-
/O.CON.KLWX.TO.W.0036.000000T0000Z-210901T1730Z/
King George VA-
113 PM EDT Wed Sep 1 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM EDT FOR KING
GEORGE COUNTY...
At 112 PM EDT, a severe thunderstorm capable of producing a tornado
was located near King George, moving northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...For those in the direct path of a tornado touchdown, flying
debris will be dangerous to those caught without shelter.
Damage to roofs, siding, and windows may occur. Mobile
homes may be damaged or destroyed. Tree damage is likely.
This dangerous storm will be near...
Dahlgren around 135 PM EDT.
Nanjemoy Creek around 140 PM EDT.
Other locations impacted by this tornadic thunderstorm include Ninde,
Jersey, Berthaville, Shiloh, Weedonville and Dogue.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3816 7717 3820 7722 3819 7725 3824 7722
3824 7727 3823 7728 3824 7728 3836 7721
3841 7712 3841 7703 3838 7701 3838 7699
3837 7699 3837 7701 3835 7701 3836 7698
3832 7700 3832 7696 3826 7705 3816 7710
TIME...MOT...LOC 1712Z 211DEG 23KT 3823 7717
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MSS356
WWUS51 KLWX 011725
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
125 PM EDT Wed Sep 1 2021
VAC099-011734-
/O.EXP.KLWX.TO.W.0036.000000T0000Z-210901T1730Z/
King George VA-
125 PM EDT Wed Sep 1 2021
...THE TORNADO WARNING FOR KING GEORGE COUNTY WILL EXPIRE AT 130 PM
EDT...
The Tornado Warning that was previously in effect has been reissued
for King George Counry and is in effect until 2PM. Please refer to
that bulletin for the latest severe weather information.
A Tornado Watch remains in effect until 700 PM EDT for southern
Maryland...and central Virginia.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sterling Virginia.
Remember, a Tornado Warning still remains in effect 7PM.
LAT...LON 3816 7717 3820 7722 3819 7725 3824 7722
3824 7727 3823 7728 3824 7728 3836 7721
3841 7712 3841 7703 3838 7701 3838 7699
3837 7699 3837 7701 3835 7701 3836 7698
3832 7700 3832 7696 3826 7705 3816 7710
TIME...MOT...LOC 1724Z 211DEG 23KT 3828 7713
$$
MSSThe office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Loudoun | 25 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Loudoun | 48 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Fairfax, City of Fairfax | 25 hr |
| Aug 31, 10:29 PM EDT | Tornado Warning | LWX | Albemarle | 17 min |
| Aug 31, 10:39 PM EDT | Tornado Warning | LWX | Albemarle, Nelson | 36 min |
| Aug 31, 10:58 PM EDT | Tornado Warning | LWX | Albemarle, Nelson | 32 min |
| Aug 31, 11:13 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Augusta, Nelson, City of Waynesboro | 47 min |
| Aug 31, 11:23 PM EDT | Tornado Warning | LWX | Albemarle, City of Charlottesville | 37 min |
| Aug 31, 11:34 PM EDT | Areal Flood Warning | LWX | Albemarle, City of Charlottesville | 5 hr |
| Aug 31, 11:41 PM EDT | Flash Flood Warning | LWX | Albemarle, City of Charlottesville | 87 min |
| Aug 31, 11:49 PM EDT | Tornado Warning | LWX | Albemarle, Augusta, Nelson, Rockingham, City of Waynesboro | 15 min |
| Aug 31, 11:56 PM EDT | Tornado Warning | LWX | Albemarle | 34 min |
| Sep 1, 12:18 AM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Madison, Orange | 42 min |
| Sep 1, 12:25 AM EDT | Tornado Warning | LWX | Culpeper, Madison, Orange | 35 min |
| Sep 1, 12:53 AM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Fauquier, Orange | 52 min |
| Sep 1, 1:09 AM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Fauquier, Orange | 51 min |
| Sep 1, 1:42 AM EDT | Severe Thunderstorm Warning | LWX | Fauquier | 35 min |
| Sep 1, 2:25 AM EDT | Areal Flood Warning | LWX | Fairfax, Loudoun, Prince William, City of Manassas, City of Manassas Park | 11 hr |
| Sep 1, 2:34 AM EDT | Severe Thunderstorm Warning | LWX | Fairfax, City of Fairfax | 41 min |
| Sep 1, 2:52 AM EDT | Areal Flood Warning | LWX | Fairfax, City of Fairfax | 9 hr |
| Sep 1, 2:59 AM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax, City of Alexandria, City of Fairfax, City of Falls Church | 46 min |
| Sep 1, 3:01 AM EDT | Flash Flood Warning | LWX | Fairfax, Prince William, City of Manassas Park | 2 hr |
| Sep 1, 3:08 AM EDT | Special Marine Warning | LWX | 67 min | |
| Sep 1, 3:23 AM EDT | Areal Flood Warning | LWX | Arlington, Fairfax, City of Falls Church | 8 hr |
| Sep 1, 3:55 AM EDT | Special Marine Warning | LWX | 95 min | |
| Sep 1, 4:34 AM EDT | Areal Flood Warning | LWX | Fairfax, Loudoun | 6 hr |
| Sep 1, 5:23 AM EDT | Special Marine Warning | LWX | 69 min | |
| Sep 1, 11:42 AM EDT | Tornado Warning | LWX | Culpeper, Madison, Rappahannock | 12 min |
| Sep 1, 12:31 PM EDT | Areal Flood Warning | LWX | Page, Rockingham, Shenandoah, Warren | 15 hr |
| Sep 1, 12:52 PM EDT | Special Marine Warning | LWX | 68 min | |
| Sep 1, 1:23 PM EDT | Tornado Warning | LWX | King George | 17 min |
| Sep 1, 1:30 PM EDT | Areal Flood Warning | LWX | Loudoun | 27 hr |
| Sep 1, 2:05 PM EDT | Special Marine Warning | LWX | 55 min | |
| Sep 1, 2:44 PM EDT | Special Marine Warning | LWX | 91 min | |
| Sep 1, 2:48 PM EDT | Special Marine Warning | LWX | 87 min | |
| Sep 1, 3:02 PM EDT | Special Marine Warning | LWX | 28 min | |
| Sep 1, 3:28 PM EDT | Small Craft Advisory | LWX | 44 hr | |
| Sep 1, 3:36 PM EDT | Wind Advisory | LWX | Greene, Madison, Page, Rappahannock, Rockingham, Warren | 7 hr |
| Sep 1, 3:43 PM EDT | Special Marine Warning | LWX | 35 min | |
| Sep 1, 4:52 PM EDT | Special Marine Warning | LWX | 23 min | |
| Sep 1, 4:58 PM EDT | Special Marine Warning | LWX | 31 min |
Nearby
Tornado Warnings in Virginia, 2021Every tornado warning in 2021Tornadoes 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.