Alert archive / West Virginia / Special Weather Statements in 2018

Special Weather Statement, NWS Charleston, WV

May 19, 2018Taylor County, West Virginia

NWS Charleston, WV issued this special weather statement at May 19, 2018, 7:39 PM EDT for Taylor County, West Virginia. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 19, 2018, 7:39 PM EDT (23:39 UTC)
Expired
May 19, 2018, 8:15 PM EDT
In force
36 min
Issued by
NWS Charleston, WV

County Taylor County, WV

The radar

The Pittsburgh radar (KPBZ), 136 km from the middle of the area, began a volume at 23:42 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 (KAGC), launched 12:00Z, 11.7 hours before the alert went out and 122 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 2018-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2018-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 353 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
692 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
353 m²/s²
0-3 km storm-relative helicity
369 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 4:39 PM EDTSpecial Weather StatementRLXWood36 min
May 19, 5:04 PM EDTSpecial Weather StatementRLXWayne26 min
May 19, 5:31 PM EDTSpecial Weather StatementRLXLincoln29 min
May 19, 6:46 PM EDTSpecial Weather StatementRLXWebster29 min
May 19, 4:34 PM EDTSpecial Weather StatementRLXLawrence26 min
May 19, 5:22 PM EDTSpecial Weather StatementRLXPerry38 min
May 19, 3:47 PM EDTSpecial Weather StatementRLXCarter28 min
May 19, 7:30 PM EDTSpecial Weather StatementRLXBuchanan30 min

Nearby

Special Weather Statements in West Virginia, 2018Every special weather statement in 2018

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.