Alert archive / North Carolina / Frost Advisories in 2021
Frost Advisory 7, NWS Raleigh, NC
NWS Raleigh, NC issued this frost advisory at Nov 13, 2021, 3:51 AM EST for 12 counties in North Carolina. It took effect at Nov 14, 2021, 3:00 AM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Nov 13, 2021, 3:51 AM EST (08:51 UTC)
- In effect from
- Nov 14, 2021, 3:00 AM EST
- Expired
- Nov 14, 2021, 9:00 AM EST
- In force
- 6 hr
- Issued by
- NWS Raleigh, NC
Counties Cumberland County, NC, Edgecombe County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Nash County, NC, Richmond County, NC, Sampson County, NC, Scotland County, NC, Wake County, NC, Wayne County, NC, Wilson County, NC
The radar
The Raleigh/Durham radar (KRAX), 33 km from the middle of the area, began a volume at 08:57 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 00:00Z, 8.9 hours before the alert went out and 142 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
- 2322 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- -52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
323 WWUS72 KRAH 130851 NPWRAH URGENT - WEATHER MESSAGE National Weather Service Raleigh NC 351 AM EST Sat Nov 13 2021 NCZ009>011-026-083-132200- /O.UPG.KRAH.FZ.A.0003.211114T0700Z-211114T1300Z/ /O.NEW.KRAH.FZ.W.0005.211114T0800Z-211114T1400Z/ Vance-Warren-Halifax-Franklin-Anson- Including the cities of Henderson, Kittrell, Warrenton, Norlina, Roanoke Rapids, Enfield, Scotland Neck, Louisburg, Franklinton, Wadesboro, and Polkton 351 AM EST Sat Nov 13 2021 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Sub-freezing temperatures between 30 and 32 are expected on Sunday morning. * WHERE...Vance, Warren, Halifax, Franklin and Anson Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions may kill crops, other sensitive vegetation and could damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. If you wish to extend the growing season, steps must be taken to protect plants that are not cold tolerant. && $$ NCZ027-028-041>043-077-078-084>086-088-089-132200- /O.NEW.KRAH.FR.Y.0007.211114T0800Z-211114T1400Z/ Nash-Edgecombe-Wake-Johnston-Wilson-Harnett-Wayne-Richmond- Scotland-Hoke-Cumberland-Sampson- Including the cities of Nashville, Spring Hope, Rocky Mount, Tarboro, Princeville, Raleigh, Cary, Apex, Wake Forest, Knightdale, Smithfield, Selma, Clayton, Wilson, Lillington, Angier, Buies Creek, Erwin, Dunn, Goldsboro, Rockingham, Ellerbe, Laurinburg, Camp Mackall, Wagram, Raeford, Fayetteville, Spring Lake, Hope Mills, Clinton, and Roseboro 351 AM EST Sat Nov 13 2021 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Temperatures will fall to between 33 and 36 on Sunday morning. * WHERE...The far eastern Piedmont, Coastal Plain and Sandhills. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
4 follow-up statements
814 WWUS72 KRAH 131925 NPWRAH URGENT - WEATHER MESSAGE National Weather Service Raleigh NC 225 PM EST Sat Nov 13 2021 NCZ009>011-026-083-141000- /O.CON.KRAH.FZ.W.0005.211114T0800Z-211114T1400Z/ Vance-Warren-Halifax-Franklin-Anson- Including the cities of Henderson, Kittrell, Warrenton, Norlina, Roanoke Rapids, Enfield, Scotland Neck, Louisburg, Franklinton, Wadesboro, and Polkton 225 PM EST Sat Nov 13 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Sub-freezing temperatures between 30 and 32 are expected on Sunday morning. * WHERE...Vance, Warren, Halifax, Franklin and Anson Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions may kill crops, other sensitive vegetation and could damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NCZ027-028-041>043-077-078-084>086-088-089-141000- /O.CON.KRAH.FR.Y.0007.211114T0800Z-211114T1400Z/ Nash-Edgecombe-Wake-Johnston-Wilson-Harnett-Wayne-Richmond- Scotland-Hoke-Cumberland-Sampson- Including the cities of Nashville, Spring Hope, Rocky Mount, Tarboro, Princeville, Raleigh, Cary, Apex, Wake Forest, Knightdale, Smithfield, Selma, Clayton, Wilson, Lillington, Angier, Buies Creek, Erwin, Dunn, Goldsboro, Rockingham, Ellerbe, Laurinburg, Camp Mackall, Wagram, Raeford, Fayetteville, Spring Lake, Hope Mills, Clinton, and Roseboro 225 PM EST Sat Nov 13 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Temperatures will fall to between 33 and 36 on Sunday morning. * WHERE...The far eastern Piedmont, Coastal Plain and Sandhills. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
982 WWUS72 KRAH 140258 NPWRAH URGENT - WEATHER MESSAGE National Weather Service Raleigh NC 958 PM EST Sat Nov 13 2021 NCZ009>011-026-083-141100- /O.CON.KRAH.FZ.W.0005.211114T0800Z-211114T1400Z/ Vance-Warren-Halifax-Franklin-Anson- Including the cities of Henderson, Kittrell, Warrenton, Norlina, Roanoke Rapids, Enfield, Scotland Neck, Louisburg, Franklinton, Wadesboro, and Polkton 958 PM EST Sat Nov 13 2021 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Sub-freezing temperatures between 28 and 32 are expected on Sunday morning. * WHERE...Vance, Warren, Halifax, Franklin and Anson Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions may kill crops, other sensitive vegetation and could damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ NCZ027-028-041>043-077-078-084>086-088-089-141100- /O.CON.KRAH.FR.Y.0007.211114T0800Z-211114T1400Z/ Nash-Edgecombe-Wake-Johnston-Wilson-Harnett-Wayne-Richmond- Scotland-Hoke-Cumberland-Sampson- Including the cities of Nashville, Spring Hope, Rocky Mount, Tarboro, Princeville, Raleigh, Cary, Apex, Wake Forest, Knightdale, Smithfield, Selma, Clayton, Wilson, Lillington, Angier, Buies Creek, Erwin, Dunn, Goldsboro, Rockingham, Ellerbe, Laurinburg, Camp Mackall, Wagram, Raeford, Fayetteville, Spring Lake, Hope Mills, Clinton, and Roseboro 958 PM EST Sat Nov 13 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM EST SUNDAY... * WHAT...Temperatures will fall to between 33 and 36 on Sunday morning. * WHERE...The far eastern Piedmont, Coastal Plain and Sandhills. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
690 WWUS72 KRAH 140842 NPWRAH URGENT - WEATHER MESSAGE National Weather Service Raleigh NC 342 AM EST Sun Nov 14 2021 NCZ027-028-041-141400- /O.UPG.KRAH.FR.Y.0007.000000T0000Z-211114T1400Z/ /O.EXA.KRAH.FZ.W.0005.000000T0000Z-211114T1400Z/ Nash-Edgecombe-Wake- Including the cities of Nashville, Spring Hope, Rocky Mount, Tarboro, Princeville, Raleigh, Cary, Apex, Wake Forest, and Knightdale 342 AM EST Sun Nov 14 2021 ...FREEZE WARNING IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Temperatures in many locations will fall to between 28 and 32 this morning. * WHERE...Nash, Edgecombe and Wake Counties. * WHEN...Until 9 AM EST this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NCZ009>011-026-083-141400- /O.CON.KRAH.FZ.W.0005.000000T0000Z-211114T1400Z/ Vance-Warren-Halifax-Franklin-Anson- Including the cities of Henderson, Kittrell, Warrenton, Norlina, Roanoke Rapids, Enfield, Scotland Neck, Louisburg, Franklinton, Wadesboro, and Polkton 342 AM EST Sun Nov 14 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Sub-freezing temperatures between 28 and 32 are expected this morning. * WHERE...Vance, Warren, Halifax, Franklin and Anson Counties. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost and freeze conditions may kill crops, other sensitive vegetation and could damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ NCZ042-043-077-078-084>086-088-089-141400- /O.CON.KRAH.FR.Y.0007.000000T0000Z-211114T1400Z/ Johnston-Wilson-Harnett-Wayne-Richmond-Scotland-Hoke-Cumberland- Sampson- Including the cities of Smithfield, Selma, Clayton, Wilson, Lillington, Angier, Buies Creek, Erwin, Dunn, Goldsboro, Rockingham, Ellerbe, Laurinburg, Camp Mackall, Wagram, Raeford, Fayetteville, Spring Lake, Hope Mills, Clinton, and Roseboro 342 AM EST Sun Nov 14 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Temperatures will fall to between 33 and 36 on this morning. * WHERE...The far eastern Piedmont, Coastal Plain and Sandhills. * WHEN...From 3 AM to 9 AM EST Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
142 WWUS72 KRAH 141356 NPWRAH URGENT - WEATHER MESSAGE National Weather Service Raleigh NC 856 AM EST Sun Nov 14 2021 NCZ009>011-026>028-041-083-141500- /O.EXP.KRAH.FZ.W.0005.000000T0000Z-211114T1400Z/ Vance-Warren-Halifax-Franklin-Nash-Edgecombe-Wake-Anson- Including the cities of Henderson, Kittrell, Warrenton, Norlina, Roanoke Rapids, Enfield, Scotland Neck, Louisburg, Franklinton, Nashville, Spring Hope, Rocky Mount, Tarboro, Princeville, Raleigh, Cary, Apex, Wake Forest, Knightdale, Wadesboro, and Polkton 856 AM EST Sun Nov 14 2021 ...FREEZE WARNING WILL EXPIRE AT 9 AM EST THIS MORNING... Temperatures have risen above freezing in the warning area. $$ NCZ042-043-077-078-084>086-088-089-141500- /O.EXP.KRAH.FR.Y.0007.000000T0000Z-211114T1400Z/ Johnston-Wilson-Harnett-Wayne-Richmond-Scotland-Hoke-Cumberland- Sampson- Including the cities of Smithfield, Selma, Clayton, Wilson, Lillington, Angier, Buies Creek, Erwin, Dunn, Goldsboro, Rockingham, Ellerbe, Laurinburg, Camp Mackall, Wagram, Raeford, Fayetteville, Spring Lake, Hope Mills, Clinton, and Roseboro 856 AM EST Sun Nov 14 2021 ...FROST ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING... Temperatures have risen high enough that frost should no longer be a threat this morning. $$
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 13, 3:51 AM EST | Freeze Warning | RAH | Anson, Edgecombe, Franklin, Halifax, Nash, Vance and 2 more | 29 hr |
Nearby
Frost Advisories in North Carolina, 2021Every frost advisory 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.