Alert archive / South Carolina / Freeze Warnings in 2021
Freeze Warning 1, NWS Wilmington, NC
NWS Wilmington, NC issued this freeze warning at Apr 1, 2021, 2:45 PM EDT for 4 counties in North Carolina; 7 counties in South Carolina. It took effect at Apr 2, 2021, 2:00 AM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 1, 2021, 2:45 PM EDT (18:45 UTC)
- In effect from
- Apr 2, 2021, 2:00 AM EDT
- Expired
- Apr 2, 2021, 8:14 AM EDT
- In force
- 6 hr
- Issued by
- NWS Wilmington, NC
Counties Bladen County, NC, Columbus County, NC, Pender County, NC, Robeson County, NC, Darlington County, SC, Dillon County, SC, Florence County, SC, Horry County, SC, Marion County, SC, Marlboro County, SC, Williamsburg County, SC
The radar
The Wilmington radar (KLTX), 76 km from the middle of the area, began a volume at 18:50 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
Charleston AFB, SC (KCHS), launched 12:00Z, 6.8 hours before the alert went out and 170 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
- 11 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 637 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- -131 m²/s²
- 0-3 km storm-relative helicity
- -68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
455 WWUS72 KILM 011845 NPWILM URGENT - WEATHER MESSAGE National Weather Service Wilmington NC 245 PM EDT Thu Apr 1 2021 NCZ087-096-099-105-SCZ017-023-024-032-033-059-021300- /O.UPG.KILM.FZ.A.0001.210402T0600Z-210402T1300Z/ /O.NEW.KILM.FZ.W.0001.210402T0600Z-210402T1300Z/ Robeson-Bladen-Columbus-Inland Pender-Marlboro-Darlington-Dillon- Florence-Marion-Northern Horry- Including the cities of Lumberton, Elizabethtown, Bladenboro, Whiteville, Tabor City, Chadbourn, Lake Waccamaw, Burgaw, Bennettsville, McColl, Hartsville, Darlington, North Hartsville, Dillon, Florence, Marion, Mullins, Loris, Green Sea, and Aynor 245 PM EDT Thu Apr 1 2021 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 30 to 32 expected. * WHERE...In South Carolina, Marlboro, Darlington, Dillon, Florence, Marion and Northern Horry Counties. In North Carolina, Robeson, Bladen, Columbus and Inland Pender Counties. * WHEN...From 2 AM to 9 AM EDT Friday. Also be advised that freezing temperatures are likely again Friday night into early Saturday morning. * IMPACTS...Freeze conditions can kill crops and other sensitive vegetation. 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. && $$ SCZ039-021300- /O.NEW.KILM.FZ.W.0001.210402T0600Z-210402T1300Z/ Williamsburg- Including the city of Kingstree 245 PM EDT Thu Apr 1 2021 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT FRIDAY... * WHAT...Sub-freezing temperatures as low as 32 expected. * WHERE...Williamsburg County. * WHEN...From 2 AM to 9 AM EDT Friday. Also be advised that freezing temperatures are likely again Friday night into early Saturday morning. * IMPACTS...Frost and freeze conditions can kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ 29
2 follow-up statements
867 WWUS72 KILM 020711 NPWILM URGENT - WEATHER MESSAGE National Weather Service Wilmington NC 311 AM EDT Fri Apr 2 2021 NCZ087-096-099-105-SCZ017-023-024-032-033-039-059-021300- /O.CON.KILM.FZ.W.0001.000000T0000Z-210402T1300Z/ Robeson-Bladen-Columbus-Inland Pender-Marlboro-Darlington-Dillon- Florence-Marion-Williamsburg-Northern Horry- Including the cities of Lumberton, Elizabethtown, Bladenboro, Whiteville, Tabor City, Chadbourn, Lake Waccamaw, Burgaw, Bennettsville, McColl, Hartsville, Darlington, North Hartsville, Dillon, Florence, Marion, Mullins, Kingstree, Loris, Green Sea, and Aynor 311 AM EDT Fri Apr 2 2021 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 31. * WHERE...Portions of northeast South Carolina and southeast North Carolina. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Freeze conditions will kill crops, other sensitive vegetation and possibly 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. && $$ 8
649 WWUS72 KILM 021214 NPWILM URGENT - WEATHER MESSAGE National Weather Service Wilmington NC 814 AM EDT Fri Apr 2 2021 NCZ087-096-099-105-SCZ017-023-024-032-033-039-059-021315- /O.CAN.KILM.FZ.W.0001.000000T0000Z-210402T1300Z/ Robeson-Bladen-Columbus-Inland Pender-Marlboro-Darlington-Dillon- Florence-Marion-Williamsburg-Northern Horry- Including the cities of Lumberton, Elizabethtown, Bladenboro, Whiteville, Tabor City, Chadbourn, Lake Waccamaw, Burgaw, Bennettsville, McColl, Hartsville, Darlington, North Hartsville, Dillon, Florence, Marion, Mullins, Kingstree, Loris, Green Sea, and Aynor 814 AM EDT Fri Apr 2 2021 ...FREEZE WARNING IS CANCELLED... Temperatures are above freezing area-wide. $$
The office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 9:32 PM EDT | Special Weather Statement | ILM | Pender | 58 min |
| Mar 31, 10:12 PM EDT | Special Weather Statement | ILM | Brunswick | 63 min |
| Mar 31, 10:17 PM EDT | Special Marine Warning | ILM | 58 min | |
| Mar 31, 8:09 PM EDT | Special Weather Statement | ILM | Florence | 36 min |
| Mar 31, 9:08 PM EDT | Special Weather Statement | ILM | Georgetown, Williamsburg | 52 min |
Nearby
Freeze Warnings in South Carolina, 2021Freeze Warnings in North Carolina, 2021Every freeze warning 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.