Alert archive / North Carolina / Red Flag Warnings in 2021
Red Flag Warning 2, NWS Wilmington, NC
NWS Wilmington, NC issued this red flag warning at Apr 30, 2021, 3:27 AM EDT for 5 counties in South Carolina; 6 counties in North Carolina. It took effect at Apr 30, 2021, 10:00 AM EDT. It was in force for 9 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 30, 2021, 3:27 AM EDT (07:27 UTC)
- In effect from
- Apr 30, 2021, 10:00 AM EDT
- Expired
- Apr 30, 2021, 7:00 PM EDT
- In force
- 9 hr
- Issued by
- NWS Wilmington, NC
Counties Bladen County, NC, Brunswick County, NC, Columbus County, NC, New Hanover County, NC, Pender County, NC, Robeson County, NC, Darlington County, SC, Dillon County, SC, Florence County, SC, Marion County, SC, Marlboro County, SC
The radar
The Wilmington radar (KLTX), 61 km from the middle of the area, began a volume at 07:28 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 00:00Z, 7.5 hours before the alert went out and 187 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
- 1332 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
426 WWUS82 KILM 300727 RFWILM URGENT - FIRE WEATHER MESSAGE National Weather Service Wilmington NC 327 AM EDT Fri Apr 30 2021 NCZ087-096-099-105>110-302000- /O.UPG.KILM.FW.A.0002.210430T1600Z-210430T2300Z/ /O.NEW.KILM.FW.W.0002.210430T1400Z-210430T2300Z/ Robeson-Bladen-Columbus-Inland Pender-Coastal Pender- Inland New Hanover-Coastal New Hanover-Inland Brunswick- Coastal Brunswick- 327 AM EDT Fri Apr 30 2021 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM EDT THIS EVENING FOR SOUTHEAST NORTH CAROLINA... The National Weather Service in Wilmington has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 10 AM this morning to 7 PM EDT this evening. The Fire Weather Watch is no longer in effect. * Affected Area...In North Carolina, Robeson, Bladen, Columbus, Inland Pender, Coastal Pender, Inland New Hanover, Coastal New Hanover, Inland Brunswick and Coastal Brunswick. * Winds...Northwest 10 to 15 mph with gusts up to 30 mph. * Relative Humidity...As low as 20 percent. * Impacts...Conditions will become conducive for rapid fire growth. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, warm temperatures, and several consecutive dry weeks will create explosive fire growth potential. && $$
1 follow-up statement
652 WWUS82 KILM 301522 RFWILM URGENT - FIRE WEATHER MESSAGE National Weather Service Wilmington NC 1122 AM EDT Fri Apr 30 2021 SCZ017-023-024-032-033-302300- /O.EXA.KILM.FW.W.0002.000000T0000Z-210430T2300Z/ Marlboro-Darlington-Dillon-Florence-Marion- 1122 AM EDT Fri Apr 30 2021 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR A PORTION OF NORTHEASTERN SOUTH CAROLINA... The National Weather Service in Wilmington has issued a Red Flag Warning for wind and low relative humidity, which is in effect until 7 PM EDT this evening. * Affected Area...In South Carolina, Marlboro, Darlington, Dillon, Florence and Marion. * Winds...Northwest 10 to 15 mph with gusts up to 25 mph. * Relative Humidity...As low as 23 percent. * Impacts...Conditions will become conducive for rapid fire growth. Outdoor burning is not recommended. * Impacts...Conditions conducive for rapid fire growth. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures will create explosive fire growth potential. && $$ NCZ087-096-099-105>110-302300- /O.CON.KILM.FW.W.0002.000000T0000Z-210430T2300Z/ Robeson-Bladen-Columbus-Inland Pender-Coastal Pender- Inland New Hanover-Coastal New Hanover-Inland Brunswick- Coastal Brunswick- 1122 AM EDT Fri Apr 30 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHEASTERN NORTH CAROLINA... * Affected Area...In North Carolina, Robeson, Bladen, Columbus, Inland Pender, Coastal Pender, Inland New Hanover, Coastal New Hanover, Inland Brunswick and Coastal Brunswick. * Winds...Northwest 10 to 15 mph with gusts up to 25 mph. * Relative Humidity...As low as 22 percent. * Impacts...Conditions will become conducive for rapid fire growth. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, warm temperatures, and several consecutive dry weeks will create explosive fire growth potential. && $$ TRA
The office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 3:10 PM EDT | Small Craft Advisory | ILM | 20 hr |
Nearby
Red Flag Warnings in North Carolina, 2021Red Flag Warnings in South Carolina, 2021Every red flag 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.