Alert archive / Ohio / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 171, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Aug 14, 2008, 2:02 PM EDT for Carroll County, Columbiana County, Ohio. It was in force for 58 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
- Aug 14, 2008, 2:02 PM EDT (18:02 UTC)
- Expired
- Aug 14, 2008, 3:00 PM EDT
- In force
- 58 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Storm-based polygon
Counties Carroll County, OH, Columbiana County, OH
The radar
The Pittsburgh radar (KPBZ), 62 km from the middle of the area, began a volume at 18:02 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, 6.0 hours before the alert went out and 76 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
- 68 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1070 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 11 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 Aug 14, 10:27 AM EDT, 3 hours 35 minutes earlier.
Area forecast discussion, Aug 14, 10:27 AM EDT, 3 hours 35 minutes before
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</html>Hazardous weather outlook, Aug 14, 4:07 AM EDT, 9 hours 55 minutes before
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</html>In the hours before
Special weather statement, Aug 14, 1:07 PM EDT, 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 107 PM EDT THU AUG 14 2008 PAZ021-141745- ALLEGHENY PA- 107 PM EDT THU AUG 14 2008 AT 106 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED A STRONG THUNDERSTORM 4 MILES NORTHEAST OF NORTH SIDE...MOVING EAST AT 20 MPH. THIS STORM IS CAPABLE OF PRODUCING PEA TO MARBLE SIZED HAIL AND BRIEF HEAVY RAIN. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... ALLISON PARK...DOWNTOWN PITTSBURGH...FOX CHAPEL...GIBSONIA...MCKEES ROCKS...NORTH SIDE...PENN HILLS...PERRYSVILLE...SOUTH SIDE...AND WEST MIFFLIN KEEP AN EYE TO THE SKY AND MOVE TO A SAFE PLACE IF THUNDERSTORMS APPROACH. PLEASE REPORT HAIL...STRONG WINDS...HEAVY RAIN...OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.
Special weather statement, Aug 14, 1:48 PM EDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 148 PM EDT THU AUG 14 2008 PAZ021-030-141845- ALLEGHENY PA-WESTMORELAND PA- 148 PM EDT THU AUG 14 2008 AT 148 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH INDICATED STRONG THUNDERSTORMS 3 MILES NORTHWEST OF WILKINSBURG...MOVING EAST AT 10 MPH. THIS CLUSTER OF STORMS ARE CAPABLE OF PRODUCING PEA TO MARBLE SIZED HAIL AND RAINFALL OF UP TO ONE HALF INCH. SOME LOCATIONS THAT WILL BE IMPACTED BY THESE STORMS INCLUDE... ALLISON PARK...IRWIN...JEANNETTE...LEECHBURG...MCKEESPORT... MONROEVILLE...MURRYSVILLE...PENN HILLS...AND PERRYSVILLE. KEEP AN EYE TO THE SKY AND MOVE TO A SAFE PLACE IF THUNDERSTORMS APPROACH. PLEASE REPORT HAIL...STRONG WINDS...HEAVY RAIN...OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772.
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 2:54 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 2 hr |
| Aug 14, 3:15 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 60 min |
| Aug 14, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 54 min |
| Aug 14, 3:52 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 53 min |
| Aug 14, 4:27 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Aug 14, 4:57 PM EDT | Areal Flood Advisory | PBZ | Mercer, Venango | 3 hr |
| Aug 14, 6:17 PM EDT | Areal Flood Advisory | PBZ | Clarion, Forest, Venango | 111 min |
| Aug 14, 6:55 PM EDT | Areal Flood Advisory | PBZ | Forest | 96 min |
| Aug 14, 3:29 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Coshocton, Harrison, Tuscarawas | 61 min |
| Aug 14, 4:08 PM EDT | Severe Thunderstorm Warning | PBZ | Monroe, Noble | 67 min |
| Aug 14, 4:27 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont, Guernsey, Harrison, Tuscarawas | 63 min |
| Aug 14, 7:32 PM EDT | Areal Flood Advisory | PBZ | Guernsey, Muskingum | 68 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2008Every severe thunderstorm warning in 2008
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.