Alert archive / Virginia / Red Flag Warnings in 2008
Red Flag Warning 2, NWS Blacksburg, VA
NWS Blacksburg, VA issued this red flag warning at Feb 9, 2008, 1:33 PM EST for 31 counties in Virginia; 9 counties in North Carolina. It took effect at Feb 10, 2008, 9:00 AM EST. It was in force for 12 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
- Feb 9, 2008, 1:33 PM EST (18:33 UTC)
- In effect from
- Feb 10, 2008, 9:00 AM EST
- Expired
- Feb 10, 2008, 9:00 PM EST
- In force
- 12 hr
- Issued by
- NWS Blacksburg, VA
All 40 counties
Alleghany County, NC, Ashe County, NC, Caswell County, NC, Rockingham County, NC, Stokes County, NC, Surry County, NC, Watauga County, NC, Wilkes County, NC, Yadkin County, NC, Alleghany County, VA, Amherst County, VA, Appomattox County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, Buckingham County, VA, Campbell County, VA, Carroll County, VA, Charlotte County, VA, City of Danville, VA, City of Lynchburg, VA, City of Martinsville, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, Craig County, VA, Floyd County, VA, Franklin County, VA, Giles County, VA, Grayson County, VA, Halifax County, VA, Henry County, VA, Montgomery County, VA, Patrick County, VA, Pittsylvania County, VA, Pulaski County, VA, Roanoke County, VA, Rockbridge County, VA, Wythe County, VA
The radar
The Roanoke radar (KFCX), 18 km from the middle of the area, began a volume at 18:39 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
Roanoke, VA (KRNK), launched 12:00Z, 6.6 hours before the alert went out and 56 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
- 1083 m above ground
- 0-6 km bulk shear
- 107 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 245 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS81 KRNK 091833 AAA RFWRNK RED FLAG WARNING...UPDATED NATIONAL WEATHER SERVICE BLACKSBURG VA 133 PM EST SAT FEB 9 2008 ...POST FRONTAL HIGH WINDS AND LOW HUMIDITIES SUNDAY INTO SUNDAY EVENING... .A FAST MOVING ARCTIC COLD FRONT WILL CROSS THE MOUNTAINS LATE TONIGHT. IN ITS WAKE...STRONG WEST WINDS WILL DEVELOP AND MUCH DRIER AIR WILL FILTER IN CREATING CRITICAL FIRE WEATHER CONDITIONS... ESPECIALLY DURING SUNDAY AFTERNOON. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 100245- /O.UPG.KRNK.FW.A.0002.080210T1400Z-080211T0200Z/ /O.NEW.KRNK.FW.W.0002.080210T1400Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 133 PM EST SAT FEB 9 2008 ...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM EST SUNDAY... THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM TO 9 PM EST SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. SUSTAINED WINDS OF 15 TO 40 MPH ARE LIKELY SUNDAY WITH GUSTS BETWEEN 40 AND 60 MPH. THE HIGHEST WINDS WILL BE AT HIGHER ELEVATIONS. RELATIVE HUMIDITIES WILL DROP TO BETWEEN 25 AND 30 PERCENT IN THE MOUNTAINS SUNDAY AFTERNOON...WHILE READINGS IN THE PIEDMONT DROP TO AROUND 20 PERCENT OR LESS. 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. $$
5 follow-up statements
000 WWUS81 KRNK 100229 RFWRNK RED FLAG WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 929 PM EST SAT FEB 9 2008 ...POST FRONTAL HIGH WINDS AND LOW HUMIDITIES SUNDAY INTO SUNDAY EVENING... .A FAST MOVING ARCTIC COLD FRONT WILL CROSS THE MOUNTAINS LATE TONIGHT. IN ITS WAKE...STRONG WEST WINDS WILL DEVELOP AND MUCH DRIER AIR WILL FILTER IN CREATING CRITICAL FIRE WEATHER CONDITIONS... ESPECIALLY SUNDAY AFTERNOON. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 100930- /O.CON.KRNK.FW.W.0002.080210T1400Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 929 PM EST SAT FEB 9 2008 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 9 PM EST SUNDAY... A RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM TO 9 PM EST SUNDAY. SUSTAINED WINDS OF 15 TO 40 MPH ARE LIKELY SUNDAY WITH GUSTS BETWEEN 40 AND 60 MPH. THE HIGHEST WINDS WILL BE AT HIGHER ELEVATIONS. RELATIVE HUMIDITIES WILL DROP TO BETWEEN 25 AND 30 PERCENT IN THE MOUNTAINS SUNDAY AFTERNOON...WHILE READINGS IN THE PIEDMONT DROP TO AROUND 20 PERCENT OR LESS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
000 WWUS81 KRNK 100914 RFWRNK RED FLAG WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 414 AM EST SUN FEB 10 2008 ...POST FRONTAL HIGH WINDS AND LOW HUMIDITIES TODAY AND INTO THE EVENING... .A FAST MOVING ARCTIC COLD FRONT WILL CROSS THE MOUNTAINS THIS MORNING. IN ITS WAKE...STRONG WEST WINDS WILL DEVELOP AND MUCH DRIER AIR WILL FILTER IN...COMBINING WITH DRY FUELS TO CREATE CRITICAL FIRE WEATHER CONDITIONS. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 101715- /O.CON.KRNK.FW.W.0002.080210T1400Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 414 AM EST SUN FEB 10 2008 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 9 PM EST THIS EVENING... SUSTAINED WINDS OF 15 TO 40 MPH ARE LIKELY TODAY WITH GUSTS BETWEEN 40 AND 60 MPH. THE HIGHEST WINDS WILL BE AT HIGHER ELEVATIONS. MEANWHILE RELATIVE HUMIDITIES WILL DROP TO BETWEEN 25 AND 30 PERCENT IN THE MOUNTAINS THIS AFTERNOON...WHILE READINGS IN THE PIEDMONT DROP TO 20 PERCENT OR LESS. THESE FACTORS PLUS THE EXISTENCE OF DRY SMALL FUELS WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 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. $$
000 WWUS81 KRNK 101533 RFWRNK RED FLAG WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 1033 AM EST SUN FEB 10 2008 ...POST FRONTAL HIGH WINDS AND LOW HUMIDITIES THIS AFTERNOON AND EVENING... .STRONG WEST WINDS IN THE WAKE OF AN ARCTIC COLD FRONT WILL COMBINE WITH DRY FUELS TO CREATE CRITICAL FIRE WEATHER CONDITIONS INTO THIS EVENING. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 102345- /O.CON.KRNK.FW.W.0002.000000T0000Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 1033 AM EST SUN FEB 10 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. SUSTAINED WINDS OF 20 TO 40 MPH ARE LIKELY THIS AFTERNOON WITH GUSTS BETWEEN 40 AND 60 MPH. THE HIGHEST WINDS WILL BE AT HIGHER ELEVATIONS. MEANWHILE RELATIVE HUMIDITIES WILL DROP TO BETWEEN 25 AND 30 PERCENT IN THE MOUNTAINS THIS AFTERNOON...WHILE READINGS IN THE PIEDMONT DROP TO 20 PERCENT OR LESS. THESE FACTORS PLUS THE EXISTENCE OF DRY SMALL FUELS WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
000 WWUS81 KRNK 102000 AAA RFWRNK RED FLAG WARNING...UPDATED NATIONAL WEATHER SERVICE BLACKSBURG VA 300 PM EST SUN FEB 10 2008 ...POST FRONTAL HIGH WINDS AND LOW HUMIDITIES INTO THIS EVENING... .STRONG WEST WINDS IN THE WAKE OF AN ARCTIC COLD FRONT WILL COMBINE WITH DRY FUELS TO CREATE CRITICAL FIRE WEATHER CONDITIONS INTO THIS EVENING. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 110200- /O.CON.KRNK.FW.W.0002.000000T0000Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 300 PM EST SUN FEB 10 2008 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM EST THIS EVENING. SUSTAINED WINDS OF 20 TO 40 MPH ARE LIKELY THROUGH EARLY THIS EVENING WITH GUSTS BETWEEN 40 AND 60 MPH. THE HIGHEST WINDS WILL BE AT HIGHER ELEVATIONS. MEANWHILE RELATIVE HUMIDITIES WILL DROP TO BETWEEN 20 AND 30 PERCENT IN THE MOUNTAINS...WHILE READINGS IN THE PIEDMONT DROP TO 20 PERCENT OR LESS. THESE FACTORS PLUS THE EXISTENCE OF DRY SMALL FUELS WILL COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 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. $$
000 WWUS81 KRNK 110149 RFWRNK RED FLAG WARNING NATIONAL WEATHER SERVICE BLACKSBURG VA 849 PM EST SUN FEB 10 2008 ...GRADUALLY DIMINISHING WINDS OVERNIGHT BUT POOR RELATIVE HUMIDITY RECOVERY... .WITH SUNSET...THE STRONGER WINDS ARE NOT MIXING TO THE SURFACE... SO WINDS WILL CONTINUE TO GRADUALLY DIMINISH OVERNIGHT. MUCH COLDER AND DRIER AIR IS MOVING INTO THE AREA...SO RELATIVE HUMIDITIES WILL NO RECOVER MUCH OVERNIGHT. NCZ001>006-018>020-VAZ010>020-022>024-032>035-043>047-058-059- 110300- /O.EXP.KRNK.FW.W.0002.000000T0000Z-080211T0200Z/ ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES- YADKIN-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-CARROLL-FLOYD- CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK- FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 849 PM EST SUN FEB 10 2008 ...RED FLAG WARNING WILL EXPIRE AT 9 PM EST THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 9 PM EST THIS EVENING. STRONG WEST TO NORTHWEST WINDS WILL CONTINUE TO GRADUALLY DIMINISH OVERNIGHT. SUSTAINED WINDS OF 15 TO 30 MPH...WITH GUSTS TO AROUND 40 MPH...WILL DROP TO 10 TO 20 MPH...WITH GUSTS TO 30 MPH AFTER MIDNIGHT. RELATIVE HUMIDITIES WILL ONLY RECOVER TO BETWEEN 30 AND 40 PERCENT TOWARD DAYBREAK. $$
The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 9, 3:18 AM EST | Fire Weather Watch | RNK | Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 25 more | 10 hr |
| Feb 9, 3:29 AM EST | High Wind Warning | RNK | Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 27 more | 46 hr |
| Feb 9, 3:29 AM EST | Wind Advisory | RNK | Amherst, Appomattox, Bedford, Bland, Botetourt, Buckingham and 22 more | 42 hr |
Nearby
Red Flag Warnings in Virginia, 2008Red Flag Warnings in North Carolina, 2008Every red flag warning in 2008
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.