Alert archive / West Virginia / Flash Flood Warnings in 1997
Flash Flood Warning 129, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Aug 17, 1997, 11:23 PM EDT for Tyler County, West Virginia; Washington County, Ohio. It was in force for 3 hr. 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 17, 1997, 11:23 PM EDT (03:23 UTC)
- Expired
- Aug 18, 1997, 2:15 AM EDT
- In force
- 3 hr
- Issued by
- NWS Charleston, WV
- Area
- Whole counties
Counties Washington County, OH, Tyler County, WV
The radar
The Charleston,WV radar (KRLX), 136 km from the middle of the area, began a volume at 03:25 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 00:00Z, 3.4 hours before the alert went out and 141 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
- 887 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 547 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 306 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 4.9
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 8:07 PM EDT | Severe Thunderstorm Warning | RLX | Wayne | 53 min |
| Aug 17, 8:11 PM EDT | Severe Thunderstorm Warning | RLX | Wayne | 49 min |
| Aug 17, 8:21 PM EDT | Severe Thunderstorm Warning | RLX | Cabell, Lincoln | 54 min |
| Aug 17, 8:37 PM EDT | Severe Thunderstorm Warning | RLX | Putnam | 53 min |
| Aug 17, 11:18 PM EDT | Flash Flood Warning | RLX | Tyler | 3 hr |
| Aug 17, 8:17 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Aug 17, 8:44 PM EDT | Flash Flood Warning | RLX | Athens, Morgan | 4 hr |
| Aug 17, 11:01 PM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
| Aug 18, 1:44 AM EDT | Flash Flood Warning | RLX | Perry | 3 hr |
Nearby
Flash Flood Warnings in West Virginia, 1997Flash Flood Warnings in Ohio, 1997Every flash flood warning 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.