Alert archive / North Carolina / Freeze Watches in 2021
Freeze Watch 4, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this freeze watch at Nov 3, 2021, 1:26 PM EDT for 11 counties in North Carolina. It took effect at Nov 5, 2021, 2:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Nov 3, 2021, 1:26 PM EDT (17:26 UTC)
- In effect from
- Nov 5, 2021, 2:00 AM EDT
- Expired
- Nov 4, 2021, 3:23 AM EDT
- In force
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Alexander County, NC, Burke County, NC, Cabarrus County, NC, Caldwell County, NC, Catawba County, NC, Cleveland County, NC, Davie County, NC, Iredell County, NC, Lincoln County, NC, McDowell County, NC, Rowan County, NC
The radar
The Greer radar (KGSP), 130 km from the middle of the area, began a volume at 17:24 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, 5.4 hours before the alert went out and 123 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
- 1747 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- -66 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this freeze watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this freeze watch went out at Nov 3, 12:00 PM EDT, 1 hour 26 minutes earlier.
Area forecast discussion, Nov 3, 12:00 PM EDT, 1 hour 26 minutes before
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</html>Hazardous weather outlook, Nov 3, 3:38 AM EDT, 9 hours 48 minutes before
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Freeze Watches in North Carolina, 2021Every freeze watch in 2021
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.