Alert archive / North Carolina / Red Flag Warnings in 2011
Red Flag Warning 3, NWS Raleigh, NC
NWS Raleigh, NC issued this red flag warning at Mar 23, 2011, 4:04 AM EDT for 31 counties in North Carolina. It took effect at Mar 23, 2011, 9:00 AM EDT. It was in force for 11 hr. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 23, 2011, 4:04 AM EDT (08:04 UTC)
- In effect from
- Mar 23, 2011, 9:00 AM EDT
- Expired
- Mar 23, 2011, 8:00 PM EDT
- In force
- 11 hr
- Issued by
- NWS Raleigh, NC
All 31 counties
Alamance County, NC, Anson County, NC, Chatham County, NC, Cumberland County, NC, Davidson County, NC, Durham County, NC, Edgecombe County, NC, Forsyth County, NC, Franklin County, NC, Granville County, NC, Guilford County, NC, Halifax County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, Orange County, NC, Person County, NC, Randolph County, NC, Richmond County, NC, Sampson County, NC, Scotland County, NC, Stanly County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Wayne County, NC, Wilson County, NC
The radar
The Raleigh/Durham radar (KRAX), 45 km from the middle of the area, began a volume at 08:06 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 23, 6:55 PM EDT | TSTM WND DMG | 3 Sw Concord, NC | POWER LINES DOWN |
| Mar 23, 7:14 PM EDT | TSTM WND DMG | 5 Ssw Bushy Fork, NC | 18 INCH DIAMETER TREE DOWN ACROSS THE ROAD NEAR THE CORNER OF HURDLE MILLS RD AND WHEELERS CHURCH RD. |
| Mar 23, 7:27 PM EDT | TSTM WND DMG | 3 Ne Schley, NC | TREE CAME DOWN ACROSS A ROAD AND BROUGHT POWER LINES WITH IT NEAR THE CORNER OF LITTLE RIVER CHURCH RD AND MARY HALL RD |
| Mar 23, 7:45 PM EDT | TSTM WND DMG | 3 E Oxford, NC | 2 TREES DOWN ACROSS TABBS CREEK ROAD NEAR 158 AND 85. |
| Mar 23, 8:07 PM EDT | TSTM WND DMG | 2 Nne Wake Forest, NC | TREE DOWN ON A HOUSE AND A CAR ON HARRIS POINT WAY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.1 hours before the alert went out and 93 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
- 2057 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
736 WWUS82 KRAH 230804 RFWRAH URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RALEIGH NC 404 AM EDT WED MAR 23 2011 ...RED FLAG WARNING HAS BEEN ISSUED FOR WEDNESDAY... .THE COMBINATION OF DRY FUELS... STRONG GUSTY WINDS... LOW RELATIVE HUMIDITY... AND WARM TEMPERATURES WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS ACROSS CENTRAL NORTH CAROLINA TODAY. NCZ007>011-021>028-038>043-073>078-083>086-088-089-231615- /O.UPG.KRAH.FW.A.0003.110323T1300Z-110324T0000Z/ /O.NEW.KRAH.FW.W.0003.110323T1300Z-110324T0000Z/ PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE- ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM- WAKE-JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE- ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON- 404 AM EDT WED MAR 23 2011 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * TIMING: CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE FROM 9 AM UNTIL 8 PM. * WIND: SUSTAINED SOUTHWEST WINDS OF 15 TO 20 MPH ARE EXPECTED... WITH OCCASIONAL GUSTS TO AROUND 30 MPH... ESPECIALLY IN THE AFTERNOON. * HUMIDITY: RELATIVE HUMIDITIES WILL DROP TO 25 TO 30 PERCENT THIS AFTERNOON. * TEMPERATURES: HIGH TEMPERATURES IN THE LOWER TO MID 80S ARE EXPECTED. * IMPACTS: FINE FUELS REMAIN VERY DRY ACROSS CENTRAL NORTH CAROLINA. WITH THIS COMBINATION OF STRONG GUSTY WINDS... LOW RELATIVE HUMIDITY... AND WARM TEMPERATURES... ANY FIRES THAT OCCUR ARE LIKELY TO QUICKLY SPREAD OUT OF CONTROL. 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. LISTEN TO NOAA WEATHER RADIO OR CHECK OUR WEBSITE AT WEATHER.GOV/RALEIGH FOR THE LATEST FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ 22
2 follow-up statements
457 WWUS82 KRAH 230807 RFWRAH URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RALEIGH NC 407 AM EDT WED MAR 23 2011 ...RED FLAG WARNING HAS BEEN ISSUED FOR TODAY... .THE COMBINATION OF DRY FUELS... STRONG GUSTY WINDS... LOW RELATIVE HUMIDITY... AND WARM TEMPERATURES WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS ACROSS CENTRAL NORTH CAROLINA TODAY. NCZ007>011-021>028-038>043-073>078-083>086-088-089-240000- /O.CON.KRAH.FW.W.0003.110323T1300Z-110324T0000Z/ PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE- ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM- WAKE-JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE- ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON- 407 AM EDT WED MAR 23 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING. * TIMING: CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE FROM 9 AM UNTIL 8 PM. * WIND: SUSTAINED SOUTHWEST WINDS OF 15 TO 20 MPH ARE EXPECTED... WITH OCCASIONAL GUSTS TO AROUND 30 MPH... ESPECIALLY IN THE AFTERNOON. * HUMIDITY: RELATIVE HUMIDITIES WILL DROP TO 25 TO 30 PERCENT THIS AFTERNOON. * TEMPERATURES: HIGH TEMPERATURES IN THE LOWER TO MID 80S ARE EXPECTED. * IMPACTS: FINE FUELS REMAIN VERY DRY ACROSS CENTRAL NORTH CAROLINA. WITH THIS COMBINATION OF STRONG GUSTY WINDS... LOW RELATIVE HUMIDITY... AND WARM TEMPERATURES... ANY FIRES THAT OCCUR ARE LIKELY TO QUICKLY SPREAD OUT OF CONTROL. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. LISTEN TO NOAA WEATHER RADIO OR CHECK OUR WEBSITE AT WEATHER.GOV/RALEIGH FOR THE LATEST FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ 22
016 WWUS82 KRAH 240006 RFWRAH URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RALEIGH NC 806 PM EDT WED MAR 23 2011 NCZ007>011-021>028-038>043-073>078-083>086-088-089-240115- /O.EXP.KRAH.FW.W.0003.000000T0000Z-110324T0000Z/ PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-FORSYTH-GUILFORD-ALAMANCE- ORANGE-DURHAM-FRANKLIN-NASH-EDGECOMBE-DAVIDSON-RANDOLPH-CHATHAM- WAKE-JOHNSTON-WILSON-STANLY-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE- ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON- 806 PM EDT WED MAR 23 2011 ...RED FLAG WARNING HAS EXPIRED... ACROSS THE REGION...WINDS HAVE BEGUN TO DECREASE AND RELATIVE HUMIDITY VALUES ARE INCREASING AS TEMPERATURES FALL THIS EVENING. THEREFORE...THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$ KRR
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 5:59 PM EDT | Special Weather Statement | RAH | Alamance, Davidson, Forsyth, Guilford, Orange, Person and 1 more | 61 min |
| Mar 23, 6:51 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Durham, Guilford, Orange, Person | 39 min |
| Mar 23, 7:08 PM EDT | Special Weather Statement | RAH | Forsyth, Guilford | 52 min |
| Mar 23, 7:19 PM EDT | Special Weather Statement | RAH | Franklin, Granville, Vance, Warren | 56 min |
| Mar 23, 7:31 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Franklin, Granville, Orange, Vance, Wake | 59 min |
| Mar 23, 7:54 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth, Guilford | 51 min |
Nearby
Red Flag Warnings in North Carolina, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.