Alert archive / West Virginia / Flash Flood Warnings in 2022

Flash Flood Warning 108, NWS Charleston, WV

August 22, 2022Braxton County, Clay County, Nicholas County, West Virginia

NWS Charleston, WV issued this flash flood warning at Aug 22, 2022, 4:02 AM EDT for Braxton County, Clay County, Nicholas 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 counties it named.

The facts

Issued: Aug 22, 2022, 4:02 AM EDT (08:02 UTC)
Expired: Aug 22, 2022, 7:15 AM EDT
In force: 3 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

Counties Braxton County, WV, Clay County, WV, Nicholas County, WV

The radar

The Charleston,WV radar (KRLX), 77 km from the middle of the area, began a volume at 08:04 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, 8.0 hours before the alert went out and 224 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1676 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 775 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 71 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, WV wrote its last area forecast discussion before this flash flood warning went out at Aug 22, 2:29 AM EDT, 1 hour 33 minutes earlier.

Area forecast discussion, Aug 22, 2:29 AM EDT, 1 hour 33 minutes before

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Hazardous weather outlook, Aug 21, 8:58 PM EDT, 7 hours 4 minutes before

Hazardous Weather Outlook
National Weather Service Charleston WV
858 PM EDT Sun Aug 21 2022

KYZ101>103-105-OHZ066-067-075-076-083>087-VAZ003-004-WVZ005>011-
013>020-024>034-039-040-515>526-230100-
Greenup-Carter-Boyd-Lawrence KY-Perry-Morgan-Athens-Washington-
Jackson OH-Vinton-Meigs-Gallia-Lawrence OH-Dickenson-Buchanan-Wayne-
Cabell-Mason-Jackson WV-Wood-Pleasants-Tyler-Lincoln-Putnam-Kanawha-
Roane-Wirt-Calhoun-Ritchie-Doddridge-Mingo-Logan-Boone-Clay-Braxton-
Gilmer-Lewis-Harrison-Taylor-McDowell-Wyoming-Upshur-Barbour-
Northwest Raleigh-Southeast Raleigh-Northwest Fayette-
Southeast Fayette-Northwest Nicholas-Southeast Nicholas-
Northwest Webster-Southeast Webster-Northwest Pocahontas-
Southeast Pocahontas-Northwest Randolph-Southeast Randolph-
858 PM EDT Sun Aug 21 2022

This Hazardous Weather Outlook is for northeast Kentucky, southeast
Ohio, southwest Virginia and much of West Virginia.

.DAY ONE...Tonight.

Heavy downpours may lead to localized flooding issues particularly
if repetitive storms occur over a location.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Additional showers and storms, some with heavy downpours are
expected on Monday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions by calling the toll-free spotter hotline, or by other
methods detailed at www.weather.gov/rlx/reports.

In the hours before

Local storm report, Aug 21, 10:41 PM EDT, 5 hours 21 minutes before

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Local storm report, Aug 21, 10:43 PM EDT, 5 hours 19 minutes before

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Local storm report, Aug 21, 11:19 PM EDT, 4 hours 43 minutes before

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Special weather statement, Aug 21, 11:38 PM EDT, 4 hours 24 minutes before

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The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 21, 8:16 PM EDT	Special Weather Statement	RLX	Calhoun, Gilmer	29 min
Aug 21, 8:49 PM EDT	Special Weather Statement	RLX	Gilmer, Lewis	26 min
Aug 21, 9:00 PM EDT	Special Weather Statement	RLX	Roane	30 min
Aug 21, 9:05 PM EDT	Special Weather Statement	RLX	Doddridge, Harrison, Taylor	25 min
Aug 21, 9:09 PM EDT	Flash Flood Warning	RLX	Doddridge, Harrison	3 hr
Aug 21, 9:20 PM EDT	Special Weather Statement	RLX	Braxton	25 min
Aug 21, 9:43 PM EDT	Flash Flood Warning	RLX	Harrison, Taylor	3 hr
Aug 21, 10:32 PM EDT	Flash Flood Warning	RLX	Barbour, Harrison, Taylor	3 hr
Aug 21, 11:38 PM EDT	Special Weather Statement	RLX	Wirt	37 min
Aug 21, 11:47 PM EDT	Flash Flood Warning	RLX	Jackson, Roane, Wirt	3 hr
Aug 22, 4:37 AM EDT	Special Weather Statement	RLX	Doddridge	23 min

Nearby

Flash Flood Warnings in West Virginia, 2022 Every flash flood warning in 2022

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.