Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 162, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Jul 16, 2021, 2:27 PM EDT for Columbiana County, Ohio; 4 counties in Pennsylvania; Hancock County, West Virginia. It was in force for 48 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
- Jul 16, 2021, 2:27 PM EDT (18:27 UTC)
- Expired
- Jul 16, 2021, 3:15 PM EDT
- In force
- 48 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Columbiana County, OH, Allegheny County, PA, Beaver County, PA, Butler County, PA, Lawrence County, PA, Hancock County, WV
The radar
The Pittsburgh radar (KPBZ), 19 km from the middle of the area, began a volume at 18:27 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 16, 2:27 PM EDT | TSTM WND DMG | Beaver, PA | TREE LIMB DOWN ON WIRES |
| Jul 16, 2:40 PM EDT | TSTM WND DMG | Beaver, PA | NUMEROUS REPORTS OF DOWNED TREES AND POWER LINES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 6.5 hours before the alert went out and 35 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
- 145 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 846 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
659
WUUS51 KPBZ 161827
SVRPBZ
OHC029-PAC003-007-019-073-WVC029-161915-
/O.NEW.KPBZ.SV.W.0162.210716T1827Z-210716T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
227 PM EDT Fri Jul 16 2021
The National Weather Service in Pittsburgh has issued a
* Severe Thunderstorm Warning for...
Eastern Columbiana County in east central Ohio...
Beaver County in western Pennsylvania...
South central Lawrence County in western Pennsylvania...
Southwestern Butler County in west central Pennsylvania...
Northwestern Allegheny County in southwestern Pennsylvania...
Hancock County in northern West Virginia...
* Until 315 PM EDT.
* At 227 PM EDT, a severe thunderstorm was located over Industry, or
7 miles southwest of Beaver Falls, moving east at 20 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
* Locations impacted include...
Cranberry... Moon Township...
East Liverpool... Aliquippa...
Beaver Falls... Monaca...
Economy... Ellwood City...
Ambridge... New Brighton...
Beaver... Calcutta...
This includes the following highways...
Pennsylvania Turnpike between mile markers 8 and 25.
Interstate 79 in Pennsylvania between mile markers 85 and 91.
Interstate 376 in Pennsylvania between mile markers 31 and 51.
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 4051 8060 4086 8044 4084 8009 4050 8019
TIME...MOT...LOC 1827Z 271DEG 18KT 4069 8043
HAIL...<.75IN
WIND...60MPH
$$4 follow-up statements
721
WWUS51 KPBZ 161835
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
235 PM EDT Fri Jul 16 2021
PAC073-161845-
/O.CAN.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Lawrence PA-
235 PM EDT Fri Jul 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL LAWRENCE COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4051 8060 4066 8053 4071 8044 4085 8035
4084 8009 4050 8019
TIME...MOT...LOC 1835Z 271DEG 18KT 4069 8038
$$
OHC029-PAC003-007-019-WVC029-161915-
/O.CON.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Columbiana OH-Beaver PA-Butler PA-Allegheny PA-Hancock WV-
235 PM EDT Fri Jul 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR SOUTHEASTERN COLUMBIANA...BEAVER...SOUTHWESTERN BUTLER...
NORTHWESTERN ALLEGHENY AND HANCOCK COUNTIES...
At 235 PM EDT, a severe thunderstorm was located over Industry, or
near Monaca, moving east at 20 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Cranberry... Moon Township...
East Liverpool... Aliquippa...
Beaver Falls... Monaca...
Economy... Ellwood City...
Ambridge... New Brighton...
Beaver... Calcutta...
This includes the following highways...
Pennsylvania Turnpike between mile markers 11 and 25.
Interstate 79 in Pennsylvania between mile markers 85 and 91.
Interstate 376 in Pennsylvania between mile markers 31 and 51.
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 4051 8060 4066 8053 4071 8044 4085 8035
4084 8009 4050 8019
TIME...MOT...LOC 1835Z 271DEG 18KT 4069 8038
HAIL...<.75IN
WIND...60MPH
$$315
WWUS51 KPBZ 161846
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
246 PM EDT Fri Jul 16 2021
OHC029-161856-
/O.CAN.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Columbiana OH-
246 PM EDT Fri Jul 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN COLUMBIANA COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4051 8052 4068 8039 4071 8038 4085 8032
4084 8009 4050 8019
TIME...MOT...LOC 1846Z 271DEG 18KT 4069 8031
$$
PAC003-007-019-WVC029-161915-
/O.CON.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Beaver PA-Butler PA-Allegheny PA-Hancock WV-
246 PM EDT Fri Jul 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR BEAVER...SOUTHWESTERN BUTLER...NORTHWESTERN ALLEGHENY AND HANCOCK
COUNTIES...
At 246 PM EDT, a severe thunderstorm was located over Beaver, or over
Monaca, moving east at 20 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Cranberry... Moon Township...
Aliquippa... Beaver Falls...
Monaca... Economy...
Ellwood City... Ambridge...
New Brighton... Beaver...
Baden... Sewickley...
This includes the following highways...
Pennsylvania Turnpike between mile markers 13 and 25.
Interstate 79 in Pennsylvania between mile markers 85 and 91.
Interstate 376 in Pennsylvania between mile markers 34 and 51.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm has a history of producing damaging wind gusts. Move
indoors immediately and stay away from windows!
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 4051 8052 4068 8039 4071 8038 4085 8032
4084 8009 4050 8019
TIME...MOT...LOC 1846Z 271DEG 18KT 4069 8031
HAIL...<.75IN
WIND...60MPH
$$899
WWUS51 KPBZ 161855
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
255 PM EDT Fri Jul 16 2021
WVC029-161905-
/O.CAN.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Hancock WV-
255 PM EDT Fri Jul 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR HANCOCK COUNTY IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4051 8045 4063 8036 4069 8029 4083 8020
4084 8009 4050 8019
TIME...MOT...LOC 1855Z 271DEG 18KT 4069 8025
$$
PAC003-007-019-161915-
/O.CON.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Beaver PA-Butler PA-Allegheny PA-
255 PM EDT Fri Jul 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EASTERN BEAVER...SOUTHWESTERN BUTLER AND NORTHWESTERN ALLEGHENY
COUNTIES...
At 255 PM EDT, a severe thunderstorm was located over Monaca, moving
east at 20 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Cranberry... Moon Township...
Aliquippa... Monaca...
Economy... Ambridge...
Baden... Sewickley...
Zelienople... Rochester...
Harmony Township... Leetsdale...
This includes the following highways...
Pennsylvania Turnpike between mile markers 19 and 25.
Interstate 79 in Pennsylvania between mile markers 85 and 90.
Interstate 376 in Pennsylvania between mile markers 40 and 51.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm has a history of producing damaging wind gusts. Move
indoors immediately and stay away from windows!
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 4051 8045 4063 8036 4069 8029 4083 8020
4084 8009 4050 8019
TIME...MOT...LOC 1855Z 271DEG 18KT 4069 8025
HAIL...<.75IN
WIND...60MPH
$$033
WWUS51 KPBZ 161904
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
304 PM EDT Fri Jul 16 2021
PAC003-007-019-161915-
/O.CON.KPBZ.SV.W.0162.000000T0000Z-210716T1915Z/
Beaver PA-Butler PA-Allegheny PA-
304 PM EDT Fri Jul 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR SOUTHEASTERN BEAVER...SOUTHWESTERN BUTLER AND NORTHWESTERN
ALLEGHENY COUNTIES...
At 304 PM EDT, a severe thunderstorm was located near Economy, or
near Cranberry, moving east at 20 mph.
HAZARD...Wind gusts to 60 mph.
SOURCE...Radar.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Cranberry... Moon Township...
Aliquippa... Economy...
Ambridge... Baden...
Sewickley... Zelienople...
Harmony Township... Leetsdale...
Conway... Edgeworth...
This includes the following highways...
Pennsylvania Turnpike between mile markers 22 and 25.
Interstate 79 in Pennsylvania between mile markers 85 and 90.
Interstate 376 in Pennsylvania between mile markers 44 and 51.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm has a history of producing damaging wind gusts. Move
indoors immediately and stay away from windows!
Please report severe weather by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.
&&
LAT...LON 4051 8037 4061 8033 4068 8024 4083 8015
4084 8009 4050 8019
TIME...MOT...LOC 1904Z 270DEG 18KT 4069 8019
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 1:39 PM EDT | Special Weather Statement | PBZ | Columbiana | 51 min |
| Jul 16, 2:07 PM EDT | Special Weather Statement | PBZ | Jefferson | 38 min |
| Jul 16, 2:41 PM EDT | Special Weather Statement | PBZ | Jefferson | 49 min |
| Jul 16, 2:57 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Carroll, Coshocton, Guernsey, Harrison, Muskingum and 1 more | 48 min |
| Jul 16, 3:04 PM EDT | Special Weather Statement | PBZ | Monroe | 26 min |
| Jul 16, 4:26 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton, Guernsey, Muskingum | 49 min |
| Jul 16, 4:36 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 24 min |
| Jul 16, 4:47 PM EDT | Severe Thunderstorm Warning | PBZ | Monroe | 28 min |
| Jul 16, 5:08 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Coshocton, Guernsey, Harrison, Tuscarawas | 37 min |
| Jul 16, 5:45 PM EDT | Special Weather Statement | PBZ | Carroll, Harrison, Tuscarawas | 45 min |
| Jul 16, 6:13 PM EDT | Special Weather Statement | PBZ | Jefferson | 47 min |
| Jul 15, 8:43 PM EDT | Special Weather Statement | PBZ | Mercer | 47 min |
| Jul 16, 1:04 PM EDT | Special Weather Statement | PBZ | Mercer | 41 min |
| Jul 16, 2:03 PM EDT | Special Weather Statement | PBZ | Beaver | 42 min |
| Jul 16, 2:49 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence | 41 min |
| Jul 16, 2:54 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Westmoreland | 51 min |
| Jul 16, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 34 min |
| Jul 16, 3:23 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver | 37 min |
| Jul 16, 3:30 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson | 45 min |
| Jul 16, 3:42 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 33 min |
| Jul 16, 3:56 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 49 min |
| Jul 16, 4:12 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 33 min |
| Jul 16, 4:19 PM EDT | Special Weather Statement | PBZ | Westmoreland | 26 min |
| Jul 16, 4:52 PM EDT | Special Weather Statement | PBZ | Washington | 23 min |
| Jul 16, 6:20 PM EDT | Special Weather Statement | PBZ | Westmoreland | 25 min |
| Jul 16, 6:57 PM EDT | Areal Flood Advisory | PBZ | Mercer, Venango | 27 min |
| Jul 16, 7:24 PM EDT | Flash Flood Warning | PBZ | Mercer, Venango | 3 hr |
| Jul 16, 6:01 PM EDT | Special Weather Statement | PBZ | Monongalia | 29 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2021Severe Thunderstorm Warnings in Ohio, 2021Severe Thunderstorm Warnings in West Virginia, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.