Alert archive / Virginia / Tornado Warnings in 2021

Tornado Warning 29, NWS Baltimore/Washington

August 31, 2021Albemarle County, Nelson County, Virginia

NWS Baltimore/Washington issued this tornado warning at Aug 31, 2021, 10:39 PM EDT for Albemarle County, Nelson County, Virginia. It was in force for 36 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
Aug 31, 2021, 10:39 PM EDT (02:39 UTC)
Expired
Aug 31, 2021, 11:15 PM EDT
In force
36 min
Issued by
NWS Baltimore/Washington
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Albemarle County, VA, Nelson County, VA

The radar

The Roanoke radar (KFCX), 161 km from the middle of the area, began a volume at 02:39 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
Aug 31, 10:56 PM EDTTSTM WND DMG1 Ne Covesville, VATREE DOWN NEAR THE INTERSECTION OF COVE GARDEN ROAD AND MONACAN TRAIL ROAD

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

Roanoke, VA (KRNK), launched 00:00Z, 2.7 hours before the alert went out and 95 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, Roanoke, VA at 00:00Z on 2021-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 319 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, Roanoke, VA at 00:00Z on 2021-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 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
319 J/kg
Mixed-layer CIN
-23 J/kg
Mixed-layer LCL
782 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

803 
WFUS51 KLWX 010239
TORLWX
VAC003-125-010315-
/O.NEW.KLWX.TO.W.0029.210901T0239Z-210901T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
1039 PM EDT Tue Aug 31 2021

The National Weather Service in Sterling Virginia has issued a

* Tornado Warning for...
  Northeastern Nelson County in central Virginia...
  Southwestern Albemarle County in central Virginia...

* Until 1115 PM EDT.
    
* At 1039 PM EDT, a severe thunderstorm capable of producing a
  tornado was located near Schuyler, or 16 miles north of Bent Creek,
  moving north 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...
  Schuyler around 1050 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Covesville, Faber and Rockfish.

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 3771 7872 3772 7879 3794 7880 3792 7863
TIME...MOT...LOC 0239Z 190DEG 23KT 3776 7875 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

KLW
3 follow-up statements
273 
WWUS51 KLWX 010257
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1057 PM EDT Tue Aug 31 2021

VAC003-125-010315-
/O.CON.KLWX.TO.W.0029.000000T0000Z-210901T0315Z/
Nelson VA-Albemarle VA-
1057 PM EDT Tue Aug 31 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR EAST
CENTRAL NELSON AND SOUTHWESTERN ALBEMARLE COUNTIES...
    
At 1057 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Schuyler, or 18 miles northwest of Buckingham,
moving northeast at 10 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 Nelson and southwestern Albemarle Counties, including
the following locations... Covesville.

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 3776 7870 3779 7874 3793 7869 3792 7863
TIME...MOT...LOC 0257Z 229DEG 10KT 3780 7870 

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

$$

LFR
449 
WWUS51 KLWX 010259
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1059 PM EDT Tue Aug 31 2021

VAC003-125-010315-
/O.CON.KLWX.TO.W.0029.000000T0000Z-210901T0315Z/
Nelson VA-Albemarle VA-
1059 PM EDT Tue Aug 31 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR EAST
CENTRAL NELSON AND SOUTHWESTERN ALBEMARLE COUNTIES...
    
At 1059 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Schuyler, or 18 miles southwest of Charlottesville,
moving north 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...
Schuyler.

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 3776 7870 3779 7874 3784 7872 3785 7871
      3787 7868 3789 7864
TIME...MOT...LOC 0259Z 190DEG 23KT 3782 7870 

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

$$

JMG
687 
WWUS51 KLWX 010307
SVSLWX

Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1107 PM EDT Tue Aug 31 2021

VAC003-125-010316-
/O.EXP.KLWX.TO.W.0029.000000T0000Z-210901T0315Z/
Nelson VA-Albemarle VA-
1107 PM EDT Tue Aug 31 2021

...THE TORNADO WARNING FOR EAST CENTRAL NELSON AND SOUTHWESTERN
ALBEMARLE COUNTIES WILL EXPIRE AT 1115 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 300 AM EDT for central
Virginia.

Remember, a Tornado Warning still remains in effect for portions 
of southern Abemarle County until 11:30 pm.

LAT...LON 3776 7870 3779 7874 3784 7872 3785 7871
      3787 7868 3789 7864
TIME...MOT...LOC 0306Z 190DEG 23KT 3784 7870 

$$

JMG

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, 10:58 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, 12:25 AM EDTTornado WarningLWXCulpeper, Madison, Orange35 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.