Alert archive / Virginia / Tornado Warnings in 2021
Tornado Warning 35, NWS Baltimore/Washington
NWS Baltimore/Washington issued this tornado warning at Sep 1, 2021, 11:42 AM EDT for Culpeper County, Madison County, Rappahannock County, Virginia. It was in force for 12 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, 11:42 AM EDT (15:42 UTC)
- Expired
- Sep 1, 2021, 11:54 AM EDT
- In force
- 12 min
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Culpeper County, VA, Madison County, VA, Rappahannock County, VA
The radar
The Sterling radar (KLWX), 80 km from the middle of the area, began a volume at 15:46 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 3.7 hours before the alert went out and 84 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.
509
WFUS51 KLWX 011542
TORLWX
VAC047-113-157-011615-
/O.NEW.KLWX.TO.W.0035.210901T1542Z-210901T1615Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
1142 AM EDT Wed Sep 1 2021
The National Weather Service in Sterling Virginia has issued a
* Tornado Warning for...
East central Madison County in northwestern Virginia...
South central Rappahannock County in northwestern Virginia...
West central Culpeper County in northern Virginia...
* Until 1215 PM EDT.
* At 1141 AM EDT, a severe thunderstorm capable of producing a
tornado was located 7 miles northeast of Madison, 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 tornadic thunderstorm will remain over mainly rural areas of
east central Madison, south central Rappahannock and west central
Culpeper Counties, including the following locations... Reva, Leon,
Slate Mills, Brightwood, Boston and Cardova.
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 3841 7819 3846 7824 3860 7816 3851 7800
TIME...MOT...LOC 1541Z 231DEG 21KT 3847 7817
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
MSS2 follow-up statements
542
WWUS51 KLWX 011547
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1147 AM EDT Wed Sep 1 2021
VAC047-113-157-011615-
/O.CON.KLWX.TO.W.0035.000000T0000Z-210901T1615Z/
Madison VA-Rappahannock VA-Culpeper VA-
1147 AM EDT Wed Sep 1 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT FOR CENTRAL
MADISON...SOUTH CENTRAL RAPPAHANNOCK AND WEST CENTRAL CULPEPER
COUNTIES...
At 1147 AM EDT, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Culpeper, moving northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...For those in the direct path of a tornado touchdown, flying
debris will be dangerous to those caught without shelter.
Damage to roofs, siding, and windows may occur. Mobile
homes may be damaged or destroyed. Tree damage is likely.
Locations impacted include...
Reva, Boston and Cardova.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3846 7814 3849 7819 3860 7816 3851 7800
TIME...MOT...LOC 1547Z 231DEG 21KT 3849 7813
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
MSS854
WWUS51 KLWX 011554
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1154 AM EDT Wed Sep 1 2021
VAC047-113-157-011604-
/O.CAN.KLWX.TO.W.0035.000000T0000Z-210901T1615Z/
Madison VA-Rappahannock VA-Culpeper VA-
1154 AM EDT Wed Sep 1 2021
...THE TORNADO WARNING FOR CENTRAL MADISON...SOUTH CENTRAL
RAPPAHANNOCK AND WEST CENTRAL CULPEPER COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 700 PM EDT for northern and
northwestern Virginia.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sterling Virginia.
LAT...LON 3846 7814 3849 7819 3860 7816 3851 7800
TIME...MOT...LOC 1551Z 231DEG 21KT 3852 7809
$$
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, 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, 12:55 PM EDT | Tornado Warning | LWX | King George | 35 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.