Alert archive / West Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Charleston, WV

August 3, 2021Roane County, West Virginia

NWS Charleston, WV issued this special weather statement at Aug 3, 2021, 4:48 PM EDT for Roane County, West Virginia. It was in force for 27 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 3, 2021, 4:48 PM EDT (20:48 UTC)
Expired
Aug 3, 2021, 5:15 PM EDT
In force
27 min
Issued by
NWS Charleston, WV

County Roane County, WV

The radar

The Charleston,WV radar (KRLX), 72 km from the middle of the area, began a volume at 20:50 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.

What was reported inside it

TimeReportWhereRemark
Aug 3, 4:50 PM EDTTSTM WND DMG6 Sw Spencer, WVTREE REPORTED ACROSS WINDYVILLE RD.
Aug 3, 4:50 PM EDTTSTM WND DMG6 Wsw Spencer, WVTREE REPORTED DOWN ACROSS THE ENTIRETY OF STOVER FORK RD. LINES DOWN ALSO.
Aug 3, 5:00 PM EDTTSTM WND DMG2 Ene Morning Star, WVTREE KNOCKED DOWN ON RT33 BLOCKING ROAD WITH POWER LINES.
Aug 3, 5:00 PM EDTTSTM WND DMGVandalia, WVTREE DOWN ON WINDYVILLE ROAD DUE TO HIGH WIND.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 8.8 hours before the alert went out and 200 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-pSkew-T log-p diagram, Pittsburgh, PA at 12:00Z on 2021-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2021-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
1508 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

447 
WWUS81 KRLX 032048
SPSRLX

Special Weather Statement
National Weather Service Charleston WV
448 PM EDT Tue Aug 3 2021

WVZ008-016-017-032115-
Jackson-Roane-Wirt-
448 PM EDT Tue Aug 3 2021

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN WIRT...NORTHWESTERN
ROANE AND EAST CENTRAL JACKSON COUNTIES...

At 448 PM EDT, a strong thunderstorm was located near Spencer, moving
north at 25 mph.

Wind gusts up to 50 mph and nickel size hail are possible with this
storm.

Locations impacted include...
Spencer, Reedy, Lucille, Peewee and Gay. 

If outdoors, consider seeking shelter inside a building.

LAT...LON 3894 8127 3893 8127 3892 8128 3892 8127
      3890 8127 3870 8137 3875 8159 3900 8152
TIME...MOT...LOC 2048Z 196DEG 22KT 3880 8146 

$$

RPY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 5:04 PM EDTSevere Thunderstorm WarningRLXJackson, Roane, Wirt41 min
Aug 3, 5:56 PM EDTSpecial Weather StatementRLXRitchie34 min
Aug 3, 6:09 PM EDTSevere Thunderstorm WarningRLXPleasants, Ritchie32 min
Aug 3, 7:33 PM EDTSpecial Weather StatementRLXPutnam27 min
Aug 3, 2:46 PM EDTSpecial Weather StatementRLXBuchanan44 min

Nearby

Special Weather Statements in West Virginia, 2021Every special weather statement 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.