Alert archive / West Virginia / Flash Flood Warnings in 2021
Flash Flood Warning 100, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Aug 25, 2021, 7:13 PM EDT for McDowell County, West Virginia. 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 outline as issued.
The facts
- Issued
- Aug 25, 2021, 7:13 PM EDT (23:13 UTC)
- Expired
- Aug 25, 2021, 10:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
- Flood severity
- None
County McDowell County, WV
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 11.2 hours before the alert went out and 172 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
- 954 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1005 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
687
WGUS51 KRLX 252313
FFWRLX
WVC047-260215-
/O.NEW.KRLX.FF.W.0100.210825T2313Z-210826T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
713 PM EDT Wed Aug 25 2021
The National Weather Service in Charleston has issued a
* Flash Flood Warning for...
East Central McDowell County in southern West Virginia...
* Until 1015 PM EDT.
* At 713 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 3 inches of
rain have fallen in the past 3 hours. Flash flooding is already
occurring.
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...
Welch, Northfork, Keystone, Kimball and Maybeury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
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 3746 8141 3743 8135 3743 8133 3742 8131
3734 8136 3733 8137 3733 8138 3735 8141
3735 8143 3736 8146 3736 8147 3739 8149
3740 8150 3741 8152 3742 8154 3747 8155
3746 8144 3745 8143 3746 8143
FLASH FLOOD...RADAR INDICATED
$$
JSH2 follow-up statements
127
WGUS71 KRLX 260112
FFSRLX
Flash Flood Statement
National Weather Service Charleston WV
912 PM EDT Wed Aug 25 2021
WVC047-260215-
/O.CON.KRLX.FF.W.0100.000000T0000Z-210826T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McDowell WV-
912 PM EDT Wed Aug 25 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT THIS
EVENING FOR EAST CENTRAL MCDOWELL COUNTY...
At 912 PM EDT, Doppler radar indicated thunderstorms produced
between 1.5 and 3 inches of rain across the warned area earlier this
evening. No rain has occurred since 8 PM and most of the high water
has receded. However, some water issues may still be occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Welch, Northfork, Keystone, Kimball and Maybeury.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report Severe Weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely. You may
also report severe weather by posting your report to the Charleston
West Virginia National Weather Service Facebook Page, or by using
the Twitter Hashtag, NWSRLX.
&&
LAT...LON 3746 8141 3743 8135 3743 8133 3742 8131
3734 8136 3733 8137 3733 8138 3735 8141
3735 8143 3736 8146 3736 8147 3739 8149
3740 8150 3741 8152 3742 8154 3747 8155
3746 8144 3745 8143 3746 8143
FLASH FLOOD...RADAR INDICATED
$$
JSH948
WGUS71 KRLX 260213
FFSRLX
Flash Flood Statement
National Weather Service Charleston WV
1013 PM EDT Wed Aug 25 2021
WVC047-260223-
/O.EXP.KRLX.FF.W.0100.000000T0000Z-210826T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
McDowell WV-
1013 PM EDT Wed Aug 25 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 1015 PM EDT THIS EVENING FOR
EAST CENTRAL MCDOWELL COUNTY...
Flood waters have receded. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3746 8141 3743 8135 3743 8133 3742 8131
3734 8136 3733 8137 3733 8138 3735 8141
3735 8143 3736 8146 3736 8147 3739 8149
3740 8150 3741 8152 3742 8154 3747 8155
3746 8144 3745 8143 3746 8143
$$
JSHThe office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 11:19 AM EDT | Heat Advisory | RLX | Braxton, Cabell, Calhoun, Gilmer, Jackson, Kanawha and 9 more | 7 hr |
| Aug 25, 3:06 PM EDT | Special Weather Statement | RLX | Mason | 39 min |
| Aug 25, 3:35 PM EDT | Special Weather Statement | RLX | Cabell | 40 min |
| Aug 25, 4:51 PM EDT | Special Weather Statement | RLX | McDowell | 24 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.