Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 308, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Oct 16, 2021, 4:52 AM EDT for Beaver County, Washington County, Pennsylvania; Brooke County, Hancock County, West Virginia; 5 counties in Ohio. It was in force for 38 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
- Oct 16, 2021, 4:52 AM EDT (08:52 UTC)
- Expired
- Oct 16, 2021, 5:30 AM EDT
- In force
- 38 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Belmont County, OH, Carroll County, OH, Columbiana County, OH, Harrison County, OH, Jefferson County, OH, Beaver County, PA, Washington County, PA, Brooke County, WV, Hancock County, WV
The radar
The Pittsburgh radar (KPBZ), 63 km from the middle of the area, began a volume at 08:52 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 |
|---|---|---|---|
| Oct 16, 4:58 AM EDT | TSTM WND DMG | 2 Ssw Hanover, OH | A COUPLE TREES DOWN ON LOWER CLEARFORK ROAD. TIME ESTIMATED BASED ON RADAR. |
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 00:00Z, 8.9 hours before the alert went out and 69 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
- 138 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 1149 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted.
569
WUUS51 KPBZ 160852
SVRPBZ
OHC013-019-029-067-081-PAC007-125-WVC009-029-160930-
/O.NEW.KPBZ.SV.W.0308.211016T0852Z-211016T0930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
452 AM EDT Sat Oct 16 2021
The National Weather Service in Pittsburgh has issued a
* Severe Thunderstorm Warning for...
Harrison County in east central Ohio...
Jefferson County in east central Ohio...
Southeastern Columbiana County in east central Ohio...
Southeastern Carroll County in east central Ohio...
Northwestern Belmont County in east central Ohio...
Southwestern Beaver County in western Pennsylvania...
Northwestern Washington County in southwestern Pennsylvania...
Brooke County in northern West Virginia...
Hancock County in northern West Virginia...
* Until 530 AM EDT.
* At 451 AM EDT, a severe thunderstorm was located near Cadiz, moving
northeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
* Locations impacted include...
Weirton, Steubenville, Wellsville, Cadiz, Toronto, Wintersville,
Mingo Junction, Follansbee, New Cumberland, Hopedale, Smithfield,
and Jewett.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection 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 4015 8112 4031 8124 4063 8062 4040 8044
TIME...MOT...LOC 0851Z 240DEG 29KT 4026 8111
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$2 follow-up statements
561
WWUS51 KPBZ 160909
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
509 AM EDT Sat Oct 16 2021
OHC013-160918-
/O.CAN.KPBZ.SV.W.0308.000000T0000Z-211016T0930Z/
Belmont OH-
509 AM EDT Sat Oct 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BELMONT COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4026 8108 4038 8109 4063 8062 4040 8044
TIME...MOT...LOC 0908Z 240DEG 29KT 4033 8095
$$
OHC019-029-067-081-PAC007-125-WVC009-029-160930-
/O.CON.KPBZ.SV.W.0308.000000T0000Z-211016T0930Z/
Harrison OH-Jefferson OH-Columbiana OH-Carroll OH-Beaver PA-
Washington PA-Brooke WV-Hancock WV-
509 AM EDT Sat Oct 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM EDT
FOR NORTHEASTERN HARRISON...NORTHERN JEFFERSON...SOUTHEASTERN
COLUMBIANA...SOUTHERN CARROLL...SOUTHWESTERN BEAVER...NORTHWESTERN
WASHINGTON...BROOKE AND HANCOCK COUNTIES...
At 508 AM EDT, a severe thunderstorm was located near Cadiz, moving
northeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines, resulting in some
power outages.
Locations impacted include...
Weirton, Steubenville, Wellsville, Cadiz, Toronto, Wintersville, New
Cumberland, Hopedale, Newell, Jewett, Amsterdam, and Richmond.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection 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 4026 8108 4038 8109 4063 8062 4040 8044
TIME...MOT...LOC 0908Z 240DEG 29KT 4033 8095
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$957
WWUS51 KPBZ 160929
SVSPBZ
Severe Weather Statement
National Weather Service Pittsburgh PA
529 AM EDT Sat Oct 16 2021
OHC019-029-067-081-PAC007-125-WVC009-029-160939-
/O.EXP.KPBZ.SV.W.0308.000000T0000Z-211016T0930Z/
Harrison OH-Jefferson OH-Columbiana OH-Carroll OH-Beaver PA-
Washington PA-Brooke WV-Hancock WV-
529 AM EDT Sat Oct 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HARRISON...
NORTHERN JEFFERSON...SOUTHEASTERN COLUMBIANA...SOUTHERN CARROLL...
SOUTHWESTERN BEAVER...NORTHWESTERN WASHINGTON...BROOKE AND HANCOCK
COUNTIES WILL EXPIRE AT 530 AM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
LAT...LON 4026 8108 4038 8109 4063 8062 4040 8044
TIME...MOT...LOC 0929Z 240DEG 29KT 4041 8077
$$The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 16, 5:37 AM EDT | Special Weather Statement | PBZ | Beaver | 38 min |
| Oct 16, 5:47 AM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 43 min |
| Oct 16, 6:07 AM EDT | Tornado Warning | PBZ | Beaver | 23 min |
| Oct 16, 6:54 AM EDT | Tornado Warning | PBZ | Butler | 21 min |
| Oct 16, 7:23 AM EDT | Special Weather Statement | PBZ | Clarion | 22 min |
| Oct 16, 7:40 AM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 35 min |
| Oct 16, 8:13 AM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 17 min |
| Oct 16, 7:44 AM EDT | Special Weather Statement | PBZ | Preston | 31 min |
| Oct 16, 4:31 AM EDT | Special Weather Statement | PBZ | Harrison, Jefferson | 29 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2021Severe Thunderstorm Warnings in Pennsylvania, 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.