Alert archive / West Virginia / Flash Flood Warnings in 2021
Flash Flood Warning 84, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Aug 14, 2021, 8:54 PM EDT for Kanawha County, West Virginia. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 14, 2021, 8:54 PM EDT (00:54 UTC)
- Expired
- Aug 14, 2021, 11:02 PM EDT
- In force
- 2 hr
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
- Flood severity
- None
County Kanawha County, WV
The radar
The Charleston,WV radar (KRLX), 23 km from the middle of the area, began a volume at 00:57 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
Roanoke, VA (KRNK), launched 00:00Z, 0.9 hours before the alert went out and 221 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
- 1006 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1552 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
218
WGUS51 KRLX 150054
FFWRLX
WVC039-150400-
/O.NEW.KRLX.FF.W.0084.210815T0054Z-210815T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
854 PM EDT Sat Aug 14 2021
The National Weather Service in Charleston has issued a
* Flash Flood Warning for...
Northeastern Kanawha County in central West Virginia...
* Until midnight EDT.
* At 854 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Elkview and Pinch.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report Severe Weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely. You may
also report severe weather by posting your report to the Charleston
West Virginia National Weather Service Facebook Page, or by using
the Twitter Hashtag, NWSRLX.
&&
LAT...LON 3843 8158 3850 8142 3839 8134 3835 8148
3839 8156
FLASH FLOOD...RADAR INDICATED
$$
CG1 follow-up statement
650
WGUS71 KRLX 150302
FFSRLX
Flash Flood Statement
National Weather Service Charleston WV
1102 PM EDT Sat Aug 14 2021
WVC039-150312-
/O.CAN.KRLX.FF.W.0084.000000T0000Z-210815T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kanawha WV-
1102 PM EDT Sat Aug 14 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN KANAWHA
COUNTY...
The heavy rain has ended. There were no reports of flooding.
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
LAT...LON 3843 8158 3850 8142 3839 8134 3835 8148
3839 8156
$$
CGThe office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 9:21 AM EDT | Special Weather Statement | RLX | Kanawha, Lincoln | 84 min |
| Aug 15, 9:58 AM EDT | Flash Flood Warning | RLX | Boone, Kanawha, Lincoln | 3 hr |
| Aug 15, 5:18 PM EDT | Special Weather Statement | RLX | McDowell | 27 min |
| Aug 15, 7:24 PM EDT | Severe Thunderstorm Warning | RLX | Boone, Raleigh | 36 min |
| Aug 15, 7:29 PM EDT | Special Weather Statement | RLX | Clay | 31 min |
| Aug 15, 7:32 PM EDT | Special Weather Statement | RLX | Mingo | 28 min |
| Aug 15, 7:47 PM EDT | Special Weather Statement | RLX | Kanawha | 28 min |
| Aug 15, 7:54 PM EDT | Special Weather Statement | RLX | Upshur | 36 min |
| Aug 15, 7:59 PM EDT | Severe Thunderstorm Warning | RLX | Boone, Kanawha | 31 min |
Nearby
Flash Flood Warnings in West Virginia, 2021Every flash flood warning in 2021
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.