Alert archive / Virginia / Tornado Warnings in 2021

Tornado Warning 34, NWS Baltimore/Washington

September 1, 2021Culpeper County, Madison County, Orange County, Virginia

NWS Baltimore/Washington issued this tornado warning at Sep 1, 2021, 12:25 AM EDT for Culpeper County, Madison County, Orange County, Virginia. It was in force for 35 min. 2 reports 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
Sep 1, 2021, 12:25 AM EDT (04:25 UTC)
Expired
Sep 1, 2021, 1:00 AM EDT
In force
35 min
Issued by
NWS Baltimore/Washington
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Culpeper County, VA, Madison County, VA, Orange County, VA

The radar

The Sterling radar (KLWX), 105 km from the middle of the area, began a volume at 04:25 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

TimeReportWhereRemark
Sep 1, 12:25 AM EDTTSTM WND DMG2 Nnw Gordonsville, VATREE DOWN NEAR THE INTERSECTION OF BLUE RIDGE TURNPIKE AND LOVERS LANE
Sep 1, 12:25 AM EDTTSTM WND DMG3 Nnw Gordonsville, VATREE DOWN NEAR THE INTERSECTION OF ROUTE 231 AND LOVERS LANE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 31, 7:36 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 4.4 hours before the alert went out and 107 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2021-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 723 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2021-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
723 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
969 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted.

241 
WFUS51 KLWX 010425
TORLWX
VAC047-113-137-010500-
/O.NEW.KLWX.TO.W.0034.210901T0425Z-210901T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
1225 AM EDT Wed Sep 1 2021

The National Weather Service in Sterling Virginia has issued a

* Tornado Warning for...
  Southeastern Madison County in northwestern Virginia...
  Central Orange County in central Virginia...
  Southwestern Culpeper County in northern Virginia...

* Until 100 AM EDT.
    
* At 1224 AM EDT, a severe thunderstorm capable of producing a
  tornado was located near Boswells Tavern, or 7 miles southwest of
  Orange, moving northeast at 40 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...
  Orange around 1240 AM EDT.

Other locations impacted by this tornadic thunderstorm include
Nasons, Gordonsville, Madison Mills, Montford, Rapidan, Montpelier
Station, Madison Run, Unionville and Locust Dale.

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 3814 7825 3837 7813 3828 7793 3815 7809
      3815 7810 3814 7811 3814 7816 3813 7817
      3813 7818
TIME...MOT...LOC 0424Z 212DEG 33KT 3816 7819 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

KLW
2 follow-up statements
981 
WWUS51 KLWX 010444
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1244 AM EDT Wed Sep 1 2021

VAC047-113-137-010500-
/O.CON.KLWX.TO.W.0034.000000T0000Z-210901T0500Z/
Madison VA-Orange VA-Culpeper VA-
1244 AM EDT Wed Sep 1 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM EDT FOR
SOUTHEASTERN MADISON...CENTRAL ORANGE AND SOUTHWESTERN CULPEPER
COUNTIES...
    
At 1244 AM EDT, a severe thunderstorm capable of producing a tornado
was located near Orange, moving northeast at 40 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
southeastern Madison, central Orange and southwestern Culpeper
Counties, including the following locations... Rapidan, Nasons,
Madison Run, Madison Mills, Unionville and Locust Dale.

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 3821 7817 3837 7813 3828 7793 3816 7808
TIME...MOT...LOC 0444Z 212DEG 33KT 3832 7807 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

KLW
809 
WWUS51 KLWX 010458
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1258 AM EDT Wed Sep 1 2021

VAC047-113-137-010508-
/O.EXP.KLWX.TO.W.0034.000000T0000Z-210901T0500Z/
Madison VA-Orange VA-Culpeper VA-
1258 AM EDT Wed Sep 1 2021

...THE TORNADO WARNING FOR SOUTHEASTERN MADISON...CENTRAL ORANGE AND
SOUTHWESTERN CULPEPER COUNTIES WILL EXPIRE AT 100 AM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 300 AM EDT for northern,
central and northwestern Virginia.

LAT...LON 3821 7817 3837 7813 3828 7793 3816 7808
TIME...MOT...LOC 0458Z 212DEG 33KT 3842 7799 

$$

KLW

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 31, 9:44 PM EDTRiver Flood WatchLWXLoudoun25 hr
Aug 31, 9:44 PM EDTRiver Flood WatchLWXLoudoun48 hr
Aug 31, 9:44 PM EDTRiver Flood WatchLWXFairfax, City of Fairfax25 hr
Aug 31, 10:29 PM EDTTornado WarningLWXAlbemarle17 min
Aug 31, 10:39 PM EDTTornado WarningLWXAlbemarle, Nelson36 min
Aug 31, 10:58 PM EDTTornado WarningLWXAlbemarle, Nelson32 min
Aug 31, 11:13 PM EDTSevere Thunderstorm WarningLWXAlbemarle, Augusta, Nelson, City of Waynesboro47 min
Aug 31, 11:23 PM EDTTornado WarningLWXAlbemarle, City of Charlottesville37 min
Aug 31, 11:34 PM EDTAreal Flood WarningLWXAlbemarle, City of Charlottesville5 hr
Aug 31, 11:41 PM EDTFlash Flood Warning Considerable damage threatLWXAlbemarle, City of Charlottesville87 min
Aug 31, 11:49 PM EDTTornado WarningLWXAlbemarle, Augusta, Nelson, Rockingham, City of Waynesboro15 min
Aug 31, 11:56 PM EDTTornado WarningLWXAlbemarle34 min
Sep 1, 12:18 AM EDTSevere Thunderstorm WarningLWXCulpeper, Madison, Orange42 min
Sep 1, 12:53 AM EDTSevere Thunderstorm WarningLWXCulpeper, Fauquier, Orange52 min
Sep 1, 1:09 AM EDTSevere Thunderstorm WarningLWXCulpeper, Fauquier, Orange51 min
Sep 1, 1:42 AM EDTSevere Thunderstorm WarningLWXFauquier35 min
Sep 1, 2:25 AM EDTAreal Flood WarningLWXFairfax, Loudoun, Prince William, City of Manassas, City of Manassas Park11 hr
Sep 1, 2:34 AM EDTSevere Thunderstorm WarningLWXFairfax, City of Fairfax41 min
Sep 1, 2:52 AM EDTAreal Flood WarningLWXFairfax, City of Fairfax9 hr
Sep 1, 2:59 AM EDTSevere Thunderstorm WarningLWXArlington, Fairfax, City of Alexandria, City of Fairfax, City of Falls Church46 min
Sep 1, 3:01 AM EDTFlash Flood Warning Considerable damage threatLWXFairfax, Prince William, City of Manassas Park2 hr
Sep 1, 3:08 AM EDTSpecial Marine WarningLWX67 min
Sep 1, 3:23 AM EDTAreal Flood WarningLWXArlington, Fairfax, City of Falls Church8 hr
Sep 1, 3:55 AM EDTSpecial Marine WarningLWX95 min
Sep 1, 4:34 AM EDTAreal Flood WarningLWXFairfax, Loudoun6 hr
Sep 1, 5:23 AM EDTSpecial Marine WarningLWX69 min
Sep 1, 11:42 AM EDTTornado WarningLWXCulpeper, Madison, Rappahannock12 min
Sep 1, 12:31 PM EDTAreal Flood WarningLWXPage, Rockingham, Shenandoah, Warren15 hr
Sep 1, 12:52 PM EDTSpecial Marine WarningLWX68 min
Sep 1, 12:55 PM EDTTornado WarningLWXKing George35 min
Sep 1, 1:23 PM EDTTornado WarningLWXKing George17 min
Sep 1, 1:30 PM EDTAreal Flood WarningLWXLoudoun27 hr
Sep 1, 2:05 PM EDTSpecial Marine WarningLWX55 min
Sep 1, 2:44 PM EDTSpecial Marine WarningLWX91 min
Sep 1, 2:48 PM EDTSpecial Marine WarningLWX87 min
Sep 1, 3:02 PM EDTSpecial Marine WarningLWX28 min
Sep 1, 3:28 PM EDTSmall Craft AdvisoryLWX44 hr
Sep 1, 3:36 PM EDTWind AdvisoryLWXGreene, Madison, Page, Rappahannock, Rockingham, Warren7 hr
Sep 1, 3:43 PM EDTSpecial Marine WarningLWX35 min
Sep 1, 4:52 PM EDTSpecial Marine WarningLWX23 min
Sep 1, 4:58 PM EDTSpecial Marine WarningLWX31 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.