Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 310, NWS Pittsburgh, PA
NWS Pittsburgh, PA issued this severe thunderstorm warning at Aug 24, 1998, 5:04 PM EDT for Harrison County, Ohio. It was in force for 41 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 24, 1998, 5:04 PM EDT (21:04 UTC)
- Expired
- Aug 24, 1998, 5:45 PM EDT
- In force
- 41 min
- Issued by
- NWS Pittsburgh, PA
- Area
- Whole counties
County Harrison County, OH
The radar
The Pittsburgh radar (KPBZ), 78 km from the middle of the area, began a volume at 21:04 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, 9.1 hours before the alert went out and 85 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
- 1171 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 812 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 208 m²/s²
- 0-3 km storm-relative helicity
- 226 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 7.3
The text
As transmitted, in the capitals the NWS used until 2016.
054 WUUS1 KPIT 242105 RRA SVRPIT OHC067-242148- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 504 PM EDT MON AUG 24 1998 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HARRISON COUNTY IN EAST CENTRAL OHIO. * UNTIL 545 PM EDT. * AT 502 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM JUST WEST OF TAPPAN LAKE...MOVING EAST AT 35 MPH. * THIS SEVERE THUNDERSTORM WILL BE NEAR... TAPPAN AT 515 PM EDT. DEERSVILLE AT 520 PM. CADIZ AT 535 PM EDT. <<CALL TO ACTION>>DAMAGING WINDS.. LARGE HAIL AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS .END/
The office that day
Everything else NWS Pittsburgh, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 9:18 AM EDT | Severe Thunderstorm Warning | PBZ | Carroll, Columbiana, Tuscarawas | 72 min |
| Aug 24, 9:18 AM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 72 min |
| Aug 24, 9:59 AM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 61 min |
| Aug 24, 9:59 AM EDT | Severe Thunderstorm Warning | PBZ | Harrison | 61 min |
| Aug 24, 11:02 AM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 58 min |
| Aug 24, 2:56 PM EDT | Severe Thunderstorm Warning | PBZ | Tuscarawas | 54 min |
| Aug 24, 3:06 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 44 min |
| Aug 24, 3:19 PM EDT | Severe Thunderstorm Warning | PBZ | Harrison | 46 min |
| Aug 24, 3:47 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 58 min |
| Aug 24, 4:16 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont | 59 min |
| Aug 24, 5:27 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont | 58 min |
| Aug 24, 5:49 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 56 min |
| Aug 24, 6:28 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 42 min |
| Aug 24, 6:29 PM EDT | Severe Thunderstorm Warning | PBZ | Monroe | 61 min |
| Aug 24, 6:49 PM EDT | Severe Thunderstorm Warning | PBZ | Guernsey | 56 min |
| Aug 24, 7:00 PM EDT | Flash Flood Warning | PBZ | Belmont | 3 hr |
Nearby
Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning in 1998
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.