Alert archive / West Virginia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 87, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 30, 2021, 1:04 PM EDT for Brooke County, Ohio County, West Virginia; Washington County, Pennsylvania. It was in force for 26 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
- Jun 30, 2021, 1:04 PM EDT (17:04 UTC)
- Expired
- Jun 30, 2021, 1:30 PM EDT
- In force
- 26 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Washington County, PA, Brooke County, WV, Ohio County, WV
The radar
The Pittsburgh radar (KPBZ), 49 km from the middle of the area, began a volume at 17:05 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 |
|---|---|---|---|
| Jun 30, 11:47 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 5.1 hours before the alert went out and 44 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
- 807 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 1240 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
The text
As transmitted.
874
WUUS51 KPBZ 301704
SVRPBZ
PAC125-WVC009-069-301730-
/O.NEW.KPBZ.SV.W.0087.210630T1704Z-210630T1730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
104 PM EDT Wed Jun 30 2021
The National Weather Service in Pittsburgh has issued a
* Severe Thunderstorm Warning for...
Southwestern Washington County in southwestern Pennsylvania...
Ohio County in northern West Virginia...
Brooke County in northern West Virginia...
* Until 130 PM EDT.
* At 104 PM EDT, a severe thunderstorm was located over Valley Grove,
moving east at 25 mph.
HAZARD...Wind gusts to 60 mph and quarter-size hail.
SOURCE...Radar.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines, resulting in some power
outages.
* Locations impacted include...
Washington... West Liberty...
Triadelphia... Valley Grove...
Wolfdale... McGovern...
East Washington... Houston...
Bethany... Claysville...
Windsor Heights... West Alexander...
This includes the following highways...
Interstate 70 in West Virginia between mile markers 10 and 14.
Interstate 70 in Pennsylvania between mile markers 0 and 20.
Interstate 79 in Pennsylvania between mile markers 27 and 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a building.
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 4006 8064 4020 8066 4029 8023 4007 8017
TIME...MOT...LOC 1704Z 265DEG 23KT 4012 8056
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
650
WWUS51 KPBZ 301715
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
115 PM EDT Wed Jun 30 2021
PAC125-WVC009-069-301730-
/O.CON.KPBZ.SV.W.0087.000000T0000Z-210630T1730Z/
Washington PA-Ohio WV-Brooke WV-
115 PM EDT Wed Jun 30 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM EDT
FOR SOUTHWESTERN WASHINGTON...OHIO AND BROOKE COUNTIES...
At 115 PM EDT, a severe thunderstorm was located near Valley Grove,
moving east at 25 mph.
HAZARD...Wind gusts to 60 mph and quarter-size hail.
SOURCE...Radar.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines, resulting in some power
outages.
Locations impacted include...
Washington... Valley Grove...
Wolfdale... McGovern...
East Washington... Houston...
Bethany... Claysville...
West Alexander... Taylorstown...
Green Hills... Meadow Lands...
This includes the following highways...
Interstate 70 in West Virginia between mile markers 12 and 14.
Interstate 70 in Pennsylvania between mile markers 0 and 20.
Interstate 79 in Pennsylvania between mile markers 27 and 42.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a building.
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 4006 8056 4020 8057 4029 8023 4007 8017
TIME...MOT...LOC 1715Z 265DEG 23KT 4013 8046
HAIL...1.00IN
WIND...60MPH
$$407
WWUS51 KPBZ 301729
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
129 PM EDT Wed Jun 30 2021
PAC125-WVC009-069-301739-
/O.EXP.KPBZ.SV.W.0087.000000T0000Z-210630T1730Z/
Washington PA-Ohio WV-Brooke WV-
129 PM EDT Wed Jun 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WASHINGTON...OHIO
AND BROOKE COUNTIES WILL EXPIRE AT 130 PM EDT...
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 will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
southwestern Pennsylvania...and northern West Virginia. A Severe
Thunderstorm Watch also remains in effect until 800 PM EDT for
southwestern Pennsylvania...and northern West Virginia.
LAT...LON 4006 8056 4020 8057 4029 8023 4007 8017
TIME...MOT...LOC 1729Z 265DEG 23KT 4013 8039
$$The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 12:40 PM EDT | Special Weather Statement | PBZ | Brooke, Ohio | 50 min |
| Jun 30, 1:29 PM EDT | Special Weather Statement | PBZ | Ohio | 31 min |
| Jun 30, 1:56 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Marshall, Ohio | 34 min |
| Jun 30, 2:14 PM EDT | Flash Flood Warning | PBZ | Brooke, Hancock, Marshall, Ohio | 2 hr |
| Jun 30, 2:26 PM EDT | Severe Thunderstorm Warning | PBZ | Brooke, Hancock, Marshall, Ohio | 49 min |
| Jun 30, 3:04 PM EDT | Special Weather Statement | PBZ | Hancock | 26 min |
| Jun 30, 4:14 PM EDT | Special Weather Statement | PBZ | Monongalia, Preston | 31 min |
| Jun 30, 5:26 PM EDT | Special Weather Statement | PBZ | Hancock | 34 min |
| Jun 30, 5:58 PM EDT | Severe Thunderstorm Warning | PBZ | Hancock | 47 min |
| Jun 29, 8:02 PM EDT | Areal Flood Advisory | PBZ | Mercer, Venango | 118 min |
| Jun 30, 12:56 PM EDT | Special Weather Statement | PBZ | Allegheny | 34 min |
| Jun 30, 1:06 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 24 min |
| Jun 30, 1:19 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Washington, Westmoreland | 3 hr |
| Jun 30, 1:23 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 52 min |
| Jun 30, 1:52 PM EDT | Special Weather Statement | PBZ | Indiana | 23 min |
| Jun 30, 2:03 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 42 min |
| Jun 30, 2:12 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 3 hr |
| Jun 30, 2:37 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 38 min |
| Jun 30, 2:41 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 34 min |
| Jun 30, 2:45 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 45 min |
| Jun 30, 3:03 PM EDT | Special Weather Statement | PBZ | Armstrong | 27 min |
| Jun 30, 3:13 PM EDT | Special Weather Statement | PBZ | Greene | 32 min |
| Jun 30, 3:29 PM EDT | Special Weather Statement | PBZ | Fayette | 31 min |
| Jun 30, 3:32 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Indiana | 3 hr |
| Jun 30, 3:35 PM EDT | Special Weather Statement | PBZ | Forest | 25 min |
| Jun 30, 3:52 PM EDT | Special Weather Statement | PBZ | Fayette | 23 min |
| Jun 30, 3:55 PM EDT | Special Weather Statement | PBZ | Jefferson | 35 min |
| Jun 30, 4:29 PM EDT | Special Weather Statement | PBZ | Butler | 31 min |
| Jun 30, 5:05 PM EDT | Special Weather Statement | PBZ | Mercer | 25 min |
| Jun 30, 5:11 PM EDT | Special Weather Statement | PBZ | Lawrence | 34 min |
| Jun 30, 6:44 PM EDT | Special Weather Statement | PBZ | Allegheny | 46 min |
Nearby
Severe Thunderstorm Warnings in West Virginia, 2021Severe Thunderstorm Warnings in Pennsylvania, 2021Every severe thunderstorm warning 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.