Alert archive / South Carolina / Winter Storm Watches in 2015
Winter Storm Watch 1, NWS Columbia, SC
NWS Columbia, SC issued this winter storm watch at Feb 24, 2015, 1:44 PM EST for 4 counties in South Carolina. It took effect at Feb 25, 2015, 7:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 24, 2015, 1:44 PM EST (18:44 UTC)
- In effect from
- Feb 25, 2015, 7:00 PM EST
- Expired
- Feb 25, 2015, 4:15 AM EST
- In force
- Issued by
- NWS Columbia, SC
Counties Chesterfield County, SC, Fairfield County, SC, Kershaw County, SC, Newberry County, SC
The radar
The Columbia radar (KCAE), 57 km from the middle of the area, began a volume at 18:43 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.7 hours before the alert went out and 205 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
- 640 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Winter Storm Watches in South Carolina, 2015Every winter storm watch in 2015
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.