Alert archive / Virginia / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 607, NWS Baltimore/Washington
NWS Baltimore/Washington issued this severe thunderstorm warning at Aug 20, 2019, 5:56 PM EDT for Culpeper County, Madison County, Orange County, Virginia. It was in force for 49 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 20, 2019, 5:56 PM EDT (21:56 UTC)
- Expired
- Aug 20, 2019, 6:45 PM EDT
- In force
- 49 min
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Culpeper County, VA, Madison County, VA, Orange County, VA
The radar
The Sterling radar (KLWX), 93 km from the middle of the area, began a volume at 22:00 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 20, 3:02 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.9 hours before the alert went out and 96 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
- 672 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 1426 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- -6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
156
WUUS51 KLWX 202156 RRA
SVRLWX
VAC047-113-137-202245-
/O.NEW.KLWX.SV.W.0607.190820T2156Z-190820T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
556 PM EDT Tue Aug 20 2019
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for...
Southeastern Madison County in northwestern Virginia...
Central Orange County in central Virginia...
Southwestern Culpeper County in northern Virginia...
* Until 645 PM EDT.
* At 556 PM EDT, severe thunderstorms were located along a line
extending from near Orange to 9 miles northeast of Boswells Tavern,
moving northeast at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damaging winds will cause some trees and large branches
to fall. This could injure those outdoors, as well as
damage homes and vehicles. Roadways may become blocked by
downed trees. Localized power outages are possible.
Unsecured light objects may become projectiles.
* Locations impacted include...
Orange, Nasons, Madison Mills, Montford, Rapidan, Oakpark, Twymans
Mill, Madison Run, Montpelier Station, Unionville and Locust Dale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3839 7815 3826 7791 3814 7804 3826 7826
TIME...MOT...LOC 2156Z 223DEG 11KT 3825 7822 3817 7806
HAIL...1.00IN
WIND...60MPH
$$
ADS2 follow-up statements
093
WWUS51 KLWX 202218
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
618 PM EDT Tue Aug 20 2019
VAC113-202228-
/O.CAN.KLWX.SV.W.0607.000000T0000Z-190820T2245Z/
Madison VA-
618 PM EDT Tue Aug 20 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MADISON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
northern and central Virginia.
LAT...LON 3826 7791 3814 7804 3818 7811 3829 7810
3835 7807
TIME...MOT...LOC 2218Z 229DEG 13KT 3827 7801
$$
VAC047-137-202245-
/O.CON.KLWX.SV.W.0607.000000T0000Z-190820T2245Z/
Orange VA-Culpeper VA-
618 PM EDT Tue Aug 20 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR CENTRAL ORANGE AND SOUTHWESTERN CULPEPER COUNTIES...
At 618 PM EDT, a severe thunderstorm was located near Orange, moving
northeast at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damaging winds will cause some trees and large branches to
fall. This could injure those outdoors, as well as damage
homes and vehicles. Roadways may become blocked by downed
trees. Localized power outages are possible. Unsecured
light objects may become projectiles.
Locations impacted include...
Orange, Rapidan, Nasons and Unionville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3826 7791 3814 7804 3818 7811 3829 7810
3835 7807
TIME...MOT...LOC 2218Z 229DEG 13KT 3827 7801
HAIL...<.75IN
WIND...60MPH
$$
ADS231
WWUS51 KLWX 202246
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
646 PM EDT Tue Aug 20 2019
VAC047-137-202256-
/O.EXP.KLWX.SV.W.0607.000000T0000Z-190820T2245Z/
Orange VA-Culpeper VA-
646 PM EDT Tue Aug 20 2019
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ORANGE AND
SOUTHWESTERN CULPEPER COUNTIES HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been allowed to expire.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
northern and central Virginia.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sterling Virginia.
LAT...LON 3826 7791 3814 7804 3818 7811 3829 7810
3835 7807
TIME...MOT...LOC 2246Z 223DEG 11KT 3833 7794
$$
ADSThe office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 8:06 PM EDT | Special Marine Warning | LWX | 84 min | |
| Aug 19, 9:00 PM EDT | Severe Thunderstorm Warning | LWX | Fauquier, Loudoun, Prince William | 30 min |
| Aug 19, 9:05 PM EDT | Special Marine Warning | LWX | 34 min | |
| Aug 19, 10:28 PM EDT | Severe Thunderstorm Warning | LWX | Prince William | 47 min |
| Aug 19, 10:34 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun, City of Fairfax | 41 min |
| Aug 19, 10:47 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax, City of Fairfax, City of Falls Church | 43 min |
| Aug 19, 11:04 PM EDT | Special Marine Warning | LWX | 27 min | |
| Aug 19, 11:06 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax, City of Alexandria | 15 min |
| Aug 20, 1:20 PM EDT | Small Craft Advisory | LWX | 35 hr | |
| Aug 20, 1:47 PM EDT | Severe Thunderstorm Warning | LWX | Highland | 28 min |
| Aug 20, 2:29 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 46 min |
| Aug 20, 3:25 PM EDT | Special Marine Warning | LWX | 35 min | |
| Aug 20, 3:44 PM EDT | Severe Thunderstorm Warning | LWX | Shenandoah | 46 min |
| Aug 20, 3:54 PM EDT | Special Marine Warning | LWX | 66 min | |
| Aug 20, 4:16 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Shenandoah, Warren | 59 min |
| Aug 20, 4:27 PM EDT | Severe Thunderstorm Warning | LWX | Page, Rockingham, Shenandoah | 48 min |
| Aug 20, 4:34 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax | 41 min |
| Aug 20, 4:36 PM EDT | Special Marine Warning | LWX | 54 min | |
| Aug 20, 4:44 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun, Prince William, City of Fairfax | 46 min |
| Aug 20, 4:47 PM EDT | Special Marine Warning | LWX | 88 min | |
| Aug 20, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | Rockingham, City of Harrisonburg | 47 min |
| Aug 20, 5:10 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun | 20 min |
| Aug 20, 5:16 PM EDT | Severe Thunderstorm Warning | LWX | Augusta, Rockingham | 44 min |
| Aug 20, 5:21 PM EDT | Special Marine Warning | LWX | 84 min | |
| Aug 20, 5:21 PM EDT | Severe Thunderstorm Warning | LWX | Albemarle, Madison, Orange | 39 min |
| Aug 20, 5:23 PM EDT | Severe Thunderstorm Warning | LWX | Stafford | 37 min |
| Aug 20, 5:24 PM EDT | Special Marine Warning | LWX | 33 min | |
| Aug 20, 5:28 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Loudoun | 30 min |
| Aug 20, 5:32 PM EDT | Areal Flood Warning | LWX | Rockingham, City of Harrisonburg | 4 hr |
| Aug 20, 5:33 PM EDT | Severe Thunderstorm Warning | LWX | Arlington, Fairfax, City of Alexandria | 27 min |
| Aug 20, 5:38 PM EDT | Special Marine Warning | LWX | 97 min | |
| Aug 20, 5:43 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Prince William, City of Manassas, City of Manassas Park | 32 min |
| Aug 20, 5:51 PM EDT | Severe Thunderstorm Warning | LWX | Spotsylvania, Stafford, City of Fredericksburg | 39 min |
| Aug 20, 5:52 PM EDT | Severe Thunderstorm Warning | LWX | Fauquier, Loudoun | 38 min |
| Aug 20, 5:58 PM EDT | Severe Thunderstorm Warning | LWX | Greene, Madison | 47 min |
| Aug 20, 6:05 PM EDT | Severe Thunderstorm Warning | LWX | King George | 22 min |
| Aug 20, 6:12 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, Prince William | 48 min |
| Aug 20, 6:20 PM EDT | Severe Thunderstorm Warning | LWX | Culpeper, Orange, Spotsylvania | 30 min |
| Aug 20, 6:21 PM EDT | Severe Thunderstorm Warning | LWX | Loudoun | 39 min |
| Aug 20, 6:23 PM EDT | Special Marine Warning | LWX | 97 min | |
| Aug 20, 6:27 PM EDT | Flash Flood Warning | LWX | Rockingham, City of Harrisonburg | 114 min |
| Aug 20, 6:32 PM EDT | Special Marine Warning | LWX | 88 min | |
| Aug 20, 7:03 PM EDT | Special Marine Warning | LWX | 87 min | |
| Aug 20, 7:07 PM EDT | Severe Thunderstorm Warning | LWX | King George, Spotsylvania, Stafford, City of Fredericksburg | 38 min |
| Aug 20, 7:11 PM EDT | Areal Flood Warning | LWX | Prince William | 3 hr |
| Aug 20, 7:29 PM EDT | Areal Flood Warning | LWX | King George, Stafford, City of Fredericksburg | 4 hr |
| Aug 20, 7:56 PM EDT | Special Marine Warning | LWX | 45 min | |
| Aug 20, 7:59 PM EDT | Special Marine Warning | LWX | 91 min |
Nearby
Severe Thunderstorm Warnings in Virginia, 2019Every severe thunderstorm warning in 2019
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.