Alert archive / Ohio / Severe Thunderstorm Watches in 1997
Severe Thunderstorm Watch 665
The Storm Prediction Center issued this severe thunderstorm watch at Jul 27, 1997, 7:00 PM EDT for Greenup County, Kentucky; 28 counties in Ohio; 14 counties in West Virginia. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 27, 1997, 7:00 PM EDT (23:00 UTC)
- Expired
- Jul 28, 1997, 12:00 AM EDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 43 counties
Greenup County, KY, Athens County, OH, Belmont County, OH, Carroll County, OH, Coshocton County, OH, Fairfield County, OH, Franklin County, OH, Gallia County, OH, Guernsey County, OH, Harrison County, OH, Hocking County, OH, Jackson County, OH, Jefferson County, OH, Lawrence County, OH, Licking County, OH, Madison County, OH, Meigs County, OH, Monroe County, OH, Morgan County, OH, Muskingum County, OH, Noble County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH, Scioto County, OH, Tuscarawas County, OH, Vinton County, OH, Washington County, OH, Brooke County, WV, Doddridge County, WV, Harrison County, WV, Jackson County, WV, Marion County, WV, Marshall County, WV, Mason County, WV, Ohio County, WV, Pleasants County, WV, Ritchie County, WV, Tyler County, WV, Wetzel County, WV, Wirt County, WV, Wood County, WV
The radar
The Cincinnati radar (KILN), 142 km from the middle of the area, began a volume at 23:01 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.
Warnings issued inside it
11 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 7:12 PM EDT | Severe Thunderstorm Warning | ILN | Ross | 63 min |
| Jul 27, 7:19 PM EDT | Severe Thunderstorm Warning | RLX | Wirt, Wood | 41 min |
| Jul 27, 7:30 PM EDT | Severe Thunderstorm Warning | ILN | Licking | 40 min |
| Jul 27, 7:50 PM EDT | Flash Flood Warning | ILN | Fairfield, Licking | 3 hr |
| Jul 27, 8:18 PM EDT | Flash Flood Warning | RLX | Wood | 3 hr |
| Jul 27, 8:24 PM EDT | Flash Flood Warning | RLX | Wood | 3 hr |
| Jul 27, 8:30 PM EDT | Severe Thunderstorm Warning | PBZ | Muskingum | 60 min |
| Jul 27, 9:00 PM EDT | Severe Thunderstorm Warning | PBZ | Guernsey, Noble | 60 min |
| Jul 27, 9:00 PM EDT | Severe Thunderstorm Warning | RLX | Morgan, Washington | 45 min |
| Jul 27, 9:04 PM EDT | Severe Thunderstorm Warning | RLX | Jackson | 26 min |
| Jul 27, 9:36 PM EDT | Severe Thunderstorm Warning | RLX | Jackson | 24 min |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.0 hours before the alert went out and 139 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
- 2569 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 889 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.5
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 8:15 PM EDT | Severe Thunderstorm Watch | SPC | Williams | 6 hr |
| Jul 27, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Allen, Auglaize, Butler, Champaign, Clark, Darke and 23 more | 7 hr |
Nearby
Severe Thunderstorm Watches in Ohio, 1997Severe Thunderstorm Watches in West Virginia, 1997Severe Thunderstorm Watches in Kentucky, 1997Every severe thunderstorm watch in 1997
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.