Alert archive / West Virginia / Snow Advisories in 2007
Snow Advisory 3, NWS Charleston, WV
NWS Charleston, WV issued this snow advisory at Jan 28, 2007, 4:00 AM EST for 7 counties in West Virginia. It took effect at Jan 28, 2007, 1:00 PM EST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Jan 28, 2007, 4:00 AM EST (09:00 UTC)
- In effect from
- Jan 28, 2007, 1:00 PM EST
- Expired
- Jan 29, 2007, 7:00 AM EST
- In force
- 18 hr
- Issued by
- NWS Charleston, WV
Counties Barbour County, WV, Doddridge County, WV, Harrison County, WV, Lewis County, WV, Taylor County, WV, Tyler County, WV, Upshur County, WV
The radar
The Pittsburgh radar (KPBZ), 149 km from the middle of the area, began a volume at 09:00 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, 9.0 hours before the alert went out and 137 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
- 733 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Snow Advisories in West Virginia, 2007Every snow advisory in 2007
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.