Alert archive / Ohio / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 199, NWS Pittsburgh, PA

September 7, 2020Coshocton County, Ohio

NWS Pittsburgh, PA issued this severe thunderstorm warning at Sep 7, 2020, 5:31 PM EDT for Coshocton County, Ohio. It was in force for 29 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
Sep 7, 2020, 5:31 PM EDT (21:31 UTC)
Expired
Sep 7, 2020, 6:00 PM EDT
In force
29 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Coshocton County, OH

The radar

The Cleveland radar (KCLE), 124 km from the middle of the area, began a volume at 21:34 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, 9.5 hours before the alert went out and 155 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.

Skew-T log-pSkew-T log-p diagram, Pittsburgh, PA at 12:00Z on 2020-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2020-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1916 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
237 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 7, 11:20 AM EDTSpecial Weather StatementPBZMercer25 min
Sep 7, 11:46 AM EDTSevere Thunderstorm WarningPBZLawrence, Mercer, Venango29 min
Sep 7, 11:53 AM EDTAreal Flood AdvisoryPBZLawrence, Mercer3 hr
Sep 7, 1:44 PM EDTAreal Flood AdvisoryPBZLawrence3 hr
Sep 7, 3:22 PM EDTAreal Flood AdvisoryPBZButler113 min
Sep 7, 5:03 PM EDTSpecial Weather StatementPBZTuscarawas42 min
Sep 7, 6:02 PM EDTSpecial Weather StatementPBZTuscarawas43 min
Sep 7, 6:06 PM EDTSevere Thunderstorm WarningPBZCoshocton, Muskingum39 min
Sep 7, 6:35 PM EDTAreal Flood AdvisoryPBZCoshocton68 min
Sep 7, 6:46 PM EDTSpecial Weather StatementPBZGuernsey, Tuscarawas29 min
Sep 7, 7:15 PM EDTSpecial Weather StatementPBZGuernsey30 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2020Every severe thunderstorm warning in 2020

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.