Alert archive / West Virginia / Heat Advisories in 2016

Heat Advisory 6, NWS Charleston, WV

August 27, 201612 counties in West Virginia; Gallia County, Lawrence County, Ohio; 4 counties in Kentucky

NWS Charleston, WV issued this heat advisory at Aug 27, 2016, 2:14 PM EDT for 12 counties in West Virginia; Gallia County, Lawrence County, Ohio; 4 counties in Kentucky. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Aug 27, 2016, 2:14 PM EDT (18:14 UTC)
Expired
Aug 27, 2016, 7:00 PM EDT
In force
5 hr
Issued by
NWS Charleston, WV

Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Gallia County, OH, Lawrence County, OH, Boone County, WV, Cabell County, WV, Clay County, WV, Jackson County, WV, Kanawha County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, Mingo County, WV, Putnam County, WV, Roane County, WV, Wayne County, WV

The radar

The Charleston,WV radar (KRLX), 36 km from the middle of the area, began a volume at 18:13 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.2 hours before the alert went out and 186 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, Cncnati-Daytn, OH at 12:00Z on 2016-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1019 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 12:00Z on 2016-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939Sfc1 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
1019 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1068 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 5:59 PM EDTSpecial Weather StatementRLXUpshur61 min
Aug 27, 6:32 PM EDTSpecial Weather StatementRLXUpshur58 min
Aug 27, 7:46 PM EDTSpecial Weather StatementRLXBarbour, Taylor59 min

Nearby

Heat Advisories in West Virginia, 2016Heat Advisories in Kentucky, 2016Heat Advisories in Ohio, 2016Every heat advisory in 2016

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.