Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 147, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 29, 2019, 5:16 PM EDT for Allegheny County, Beaver County, Butler County, Pennsylvania. It was in force for 14 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 29, 2019, 5:16 PM EDT (21:16 UTC)
- Expired
- Jun 29, 2019, 5:30 PM EDT
- In force
- 14 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Allegheny County, PA, Beaver County, PA, Butler County, PA
The radar
The Pittsburgh radar (KPBZ), 21 km from the middle of the area, began a volume at 21:16 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 nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 9.3 hours before the alert went out and 31 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
- 262 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1526 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- -17 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pittsburgh, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 29, 2:33 PM EDT, 2 hours 43 minutes earlier.
Area forecast discussion, Jun 29, 2:33 PM EDT, 2 hours 43 minutes before
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</html>Hazardous weather outlook, Jun 29, 4:24 AM EDT, 12 hours 52 minutes before
Hazardous Weather Outlook National Weather Service Pittsburgh PA 424 AM EDT Sat Jun 29 2019 MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007>009-013>016-020>023- 029-031-073>076-WVZ001>004-012-021-509>514-300830- Garrett-Tuscarawas-Carroll-Columbiana-Coshocton-Harrison- Jefferson OH-Muskingum-Guernsey-Belmont-Noble-Monroe-Mercer-Venango- Forest-Lawrence-Butler-Clarion-Jefferson PA-Beaver-Allegheny- Armstrong-Indiana-Washington-Greene-Westmoreland-Westmoreland Ridges- Fayette-Fayette Ridges-Hancock-Brooke-Ohio-Marshall-Wetzel-Marion- Monongalia-Ridges of Eastern Monongalia and Northwestern Preston- Preston-Eastern Preston-Western Tucker-Eastern Tucker- 424 AM EDT Sat Jun 29 2019 This Hazardous Weather Outlook is for western Maryland, east central Ohio, northwest Pennsylvania, southwest Pennsylvania, west central Pennsylvania, western Pennsylvania, northern West Virginia and northern panhandle of West Virginia. .DAY ONE...Today and tonight. There is a marginal chance for locally strong to severe storms this afternoon and evening. Damaging wind will be the primary threat. .DAYS TWO THROUGH SEVEN...Sunday through Friday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures.
In the hours before
Special weather statement, Jun 29, 3:15 PM EDT, 2 hours 1 minute before
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</html>Local storm report, Jun 29, 4:05 PM EDT, 1 hour 11 minutes before
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</html>Local storm report, Jun 29, 4:37 PM EDT, 39 minutes before
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</html>Special weather statement, Jun 29, 5:00 PM EDT, 16 minutes before
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</html>The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 8:01 PM EDT | Special Weather Statement | PBZ | Westmoreland | 29 min |
| Jun 28, 8:10 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 35 min |
| Jun 28, 8:19 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 26 min |
| Jun 28, 8:31 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 119 min |
| Jun 28, 8:41 PM EDT | Special Weather Statement | PBZ | Allegheny | 34 min |
| Jun 28, 8:49 PM EDT | Special Weather Statement | PBZ | Allegheny | 26 min |
| Jun 28, 9:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 29 min |
| Jun 28, 9:06 PM EDT | Flash Flood Warning | PBZ | Allegheny | 114 min |
| Jun 29, 3:08 AM EDT | Special Weather Statement | PBZ | Venango | 37 min |
| Jun 29, 3:40 AM EDT | Special Weather Statement | PBZ | Forest | 35 min |
| Jun 29, 10:22 AM EDT | Special Weather Statement | PBZ | Jefferson | 23 min |
| Jun 29, 11:49 AM EDT | Special Weather Statement | PBZ | Indiana | 26 min |
| Jun 29, 12:07 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 38 min |
| Jun 29, 12:40 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 35 min |
| Jun 29, 1:22 PM EDT | Areal Flood Advisory | PBZ | Butler | 3 hr |
| Jun 29, 1:54 PM EDT | Special Weather Statement | PBZ | Butler | 36 min |
| Jun 29, 2:33 PM EDT | Special Weather Statement | PBZ | Butler | 27 min |
| Jun 29, 3:15 PM EDT | Special Weather Statement | PBZ | Lawrence | 30 min |
| Jun 29, 3:54 PM EDT | Special Weather Statement | PBZ | Butler | 36 min |
| Jun 29, 3:59 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 20 min |
| Jun 29, 4:10 PM EDT | Special Weather Statement | PBZ | Jefferson | 35 min |
| Jun 29, 4:17 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 28 min |
| Jun 29, 5:00 PM EDT | Special Weather Statement | PBZ | Beaver | 30 min |
| Jun 29, 5:28 PM EDT | Special Weather Statement | PBZ | Beaver | 32 min |
| Jun 29, 5:56 PM EDT | Special Weather Statement | PBZ | Allegheny | 34 min |
| Jun 29, 7:59 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 16 min |
| Jun 28, 10:35 PM EDT | Flash Flood Warning | PBZ | Carroll | 3 hr |
| Jun 29, 6:17 PM EDT | Special Weather Statement | PBZ | Carroll | 28 min |
| Jun 29, 6:30 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Columbiana, Jefferson | 30 min |
| Jun 29, 7:43 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Harrison, Jefferson | 32 min |
| Jun 29, 6:20 PM EDT | Special Weather Statement | PBZ | Hancock | 25 min |
| Jun 29, 6:27 PM EDT | Severe Thunderstorm Warning | PBZ | Tucker | 16 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 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.