Alert archive / West Virginia / Wind Chill Advisories in 2019
Wind Chill Advisory 7, NWS Blacksburg, VA
NWS Blacksburg, VA issued this wind chill advisory at Dec 18, 2019, 11:57 AM EST for Greenbrier County, West Virginia. It took effect at Dec 18, 2019, 7:00 PM EST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Dec 18, 2019, 11:57 AM EST (16:57 UTC)
- In effect from
- Dec 18, 2019, 7:00 PM EST
- Expired
- Dec 19, 2019, 8:00 AM EST
- In force
- 13 hr
- Issued by
- NWS Blacksburg, VA
County Greenbrier County, WV
The radar
The Roanoke radar (KFCX), 104 km from the middle of the area, began a volume at 17:01 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 12:00Z, 5.0 hours before the alert went out and 276 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 588 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Wind Chill Advisories in West Virginia, 2019Every wind chill advisory in 2019
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.