Alert archive / Ohio / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 66, NWS Charleston, WV
NWS Charleston, WV issued this severe thunderstorm warning at Jul 20, 2023, 9:35 PM EDT for Athens County, Morgan County, Perry County, Ohio. It was in force for 70 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
- Jul 20, 2023, 9:35 PM EDT (01:35 UTC)
- Expired
- Jul 20, 2023, 10:45 PM EDT
- In force
- 70 min
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Athens County, OH, Morgan County, OH, Perry County, OH
The radar
The Charleston,WV radar (KRLX), 142 km from the middle of the area, began a volume at 01:35 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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.6 hours before the alert went out and 151 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
- 2049 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 7.2
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 11:44 PM EDT | Special Weather Statement | RLX | Lewis | 31 min |
| Jul 21, 12:15 AM EDT | Special Weather Statement | RLX | Lewis | 30 min |
| Jul 21, 12:23 AM EDT | Special Weather Statement | RLX | Taylor | 22 min |
| Jul 21, 12:46 AM EDT | Special Weather Statement | RLX | Jackson | 14 min |
| Jul 21, 1:07 AM EDT | Special Weather Statement | RLX | Barbour, Harrison | 23 min |
| Jul 21, 1:23 AM EDT | Special Weather Statement | RLX | Lewis | 37 min |
| Jul 21, 1:56 AM EDT | Special Weather Statement | RLX | Upshur | 34 min |
| Jul 20, 9:39 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Morgan, Perry | 81 min |
| Jul 20, 10:51 PM EDT | Special Weather Statement | RLX | Athens | 24 min |
| Jul 20, 11:26 PM EDT | Special Weather Statement | RLX | Athens | 34 min |
| Jul 20, 11:42 PM EDT | Special Weather Statement | RLX | Jackson | 33 min |
| Jul 21, 12:28 AM EDT | Special Weather Statement | RLX | Meigs | 17 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2023Every severe thunderstorm warning in 2023
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.