Alert archive / Virginia / Tornado Warnings in 2021
Tornado Warning 32, NWS Baltimore/Washington
NWS Baltimore/Washington issued this tornado warning at Aug 31, 2021, 11:49 PM EDT for 5 counties in Virginia. It was in force for 15 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
- Aug 31, 2021, 11:49 PM EDT (03:49 UTC)
- Expired
- Sep 1, 2021, 12:04 AM EDT
- In force
- 15 min
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Albemarle County, VA, Augusta County, VA, City of Waynesboro, VA, Nelson County, VA, Rockingham County, VA
The radar
The Sterling radar (KLWX), 151 km from the middle of the area, began a volume at 03:53 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 |
|---|---|---|---|
| Aug 31, 7:36 PM EDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Roanoke, VA (KRNK), launched 00:00Z, 3.8 hours before the alert went out and 116 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
- 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
The text
As transmitted.
799
WFUS51 KLWX 010349
TORLWX
VAC003-015-125-165-820-010415-
/O.NEW.KLWX.TO.W.0032.210901T0349Z-210901T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
1149 PM EDT Tue Aug 31 2021
The National Weather Service in Sterling Virginia has issued a
* Tornado Warning for...
Northern Nelson County in central Virginia...
Southeastern Rockingham County in western Virginia...
Northwestern Albemarle County in central Virginia...
East central Augusta County in western Virginia...
The eastern City of Waynesboro in western Virginia...
* Until 1215 AM EDT.
* At 1148 PM EDT, a severe thunderstorm capable of producing a
tornado was located over Afton, or near Waynesboro, moving
northeast at 30 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...
Crimora around 1200 AM EDT.
Other locations impacted by this tornadic thunderstorm include Afton
Mountain and Greenwood.
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 3798 7882 3802 7890 3825 7883 3819 7862
TIME...MOT...LOC 0348Z 205DEG 25KT 3804 7884
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
KLW1 follow-up statement
764
WWUS51 KLWX 010404
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
1204 AM EDT Wed Sep 1 2021
VAC003-015-125-165-820-010414-
/O.CAN.KLWX.TO.W.0032.000000T0000Z-210901T0415Z/
Nelson VA-Rockingham VA-Albemarle VA-Augusta VA-
City of Waynesboro VA-
1204 AM EDT Wed Sep 1 2021
...THE TORNADO WARNING FOR NORTHERN NELSON...SOUTHEASTERN
ROCKINGHAM...NORTHWESTERN ALBEMARLE...AND EAST CENTRAL AUGUSTA
COUNTIES AND THE EASTERN CITY OF WAYNESBORO IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 300 AM EDT for central and
western Virginia.
LAT...LON 3798 7882 3802 7890 3825 7883 3819 7862
TIME...MOT...LOC 0401Z 205DEG 25KT 3814 7878
$$
KLWThe 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, 11:56 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, 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.