Alert archive / Georgia / Red Flag Warnings in 2011
Red Flag Warning 1, NWS Charleston, SC
NWS Charleston, SC issued this red flag warning at Feb 21, 2011, 4:43 AM EST for 8 counties in Georgia; 5 counties in South Carolina. It took effect at Feb 21, 2011, 8:00 AM EST. It was in force for 11 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 21, 2011, 4:43 AM EST (09:43 UTC)
- In effect from
- Feb 21, 2011, 8:00 AM EST
- Expired
- Feb 21, 2011, 7:00 PM EST
- In force
- 11 hr
- Issued by
- NWS Charleston, SC
Counties Bulloch County, GA, Candler County, GA, Effingham County, GA, Evans County, GA, Jenkins County, GA, Long County, GA, Screven County, GA, Tattnall County, GA, Allendale County, SC, Berkeley County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC
The radar
The Charleston,SC radar (KCLX), 33 km from the middle of the area, began a volume at 09:42 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, 9.7 hours before the alert went out and 134 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
- 1512 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 304 m²/s²
- 0-3 km storm-relative helicity
- 460 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
608 WWUS82 KCHS 210943 RFWCHS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 443 AM EST MON FEB 21 2011 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-211745- /O.UPG.KCHS.FW.A.0001.110221T1300Z-110222T0000Z/ /O.NEW.KCHS.FW.W.0001.110221T1300Z-110222T0000Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY- INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- 443 AM EST MON FEB 21 2011 ...RED FLAG WARNING IN EFFECT FROM 8 AM THIS MORNING TO 7 PM EST THIS EVENING... THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 7 PM EST THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * TIMING: STRONG WINDS WILL DEVELOP AFTER MID-MORNING TODAY AND CONTINUE INTO THIS EVENING. MEANWHILE...FUEL MOISTURE LEVELS WILL REMAIN VERY LOW ACROSS THE REGION. * WIND: SOUTHWEST 15 TO 25 MPH...GUSTING TO 35 TO 40 MPH AT TIMES. * HUMIDITY: AS LOW AS 30 TO 35 PERCENT. * TEMPERATURES AND STABILITY: HIGH TEMPERATURES 78 TO 80... EXCEPT AROUND 70 CLOSER TO THE COAST. * THUNDERSTORM THREAT: NO PRECIPITATION OR THUNDERSTORMS WILL OCCUR MONDAY. * IMPACTS: STRONG WINDS AND VERY DRY FUELS WILL INCREASE THE POTENTIAL FOR WILDFIRE DEVELOPMENT...AS FIRES WILL QUICKLY SPREAD UNDER THESE CONDITIONS. FIRES MAY BE EASILY IGNITED BY SPARKS AND DISCARDED SMOKING MATERIALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
3 follow-up statements
345 WWUS82 KCHS 211546 RFWCHS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 1046 AM EST MON FEB 21 2011 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-220000- /O.CON.KCHS.FW.W.0001.000000T0000Z-110222T0000Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY- INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- 1046 AM EST MON FEB 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING FOR SOUTHEAST SOUTH CAROLINA AND SOUTHEAST GEORGIA FOR STRONG WINDS AND DRY FUELS... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. * TIMING: STRONG WINDS WILL OCCUR INTO EARLY THIS EVENING...BUT WILL PEAK DURING THE MID TO LATE AFTERNOON HOURS. MEANWHILE...FUEL MOISTURE LEVELS WILL REMAIN VERY LOW ACROSS THE REGION. * WIND: SOUTHWEST 15 TO 25 MPH...GUSTING TO 35 TO 40 MPH AT TIMES. * HUMIDITY: AS LOW AS 27 TO 35 PERCENT. * TEMPERATURES AND STABILITY: HIGH TEMPERATURES AROUND 80... EXCEPT AROUND 70 NEAR THE COAST. * THUNDERSTORM THREAT: NO PRECIPITATION OR THUNDERSTORMS WILL OCCUR TODAY. * IMPACTS: STRONG WINDS AND VERY DRY FUELS WILL INCREASE THE POTENTIAL FOR WILDFIRE DEVELOPMENT...AS FIRES WILL QUICKLY SPREAD UNDER THESE CONDITIONS. FIRES MAY BE EASILY IGNITED BY SPARKS AND DISCARDED SMOKING MATERIALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ JAQ
513 WWUS82 KCHS 212047 RFWCHS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 347 PM EST MON FEB 21 2011 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-220000- /O.CON.KCHS.FW.W.0001.000000T0000Z-110222T0000Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY- INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- 347 PM EST MON FEB 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING. * TIMING: THE STRONGEST WINDS WILL OCCUR THROUGH SUNSET...THEN WEAKEN EARLY THIS EVENING. MEANWHILE...FUEL MOISTURE LEVELS WILL REMAIN VERY LOW ACROSS THE REGION. * WIND: SOUTHWEST 15 TO 25 MPH...GUSTING TO 30 TO 35 MPH AT TIMES. * HUMIDITY: AS LOW AS 35 TO 40 PERCENT. * TEMPERATURES AND STABILITY: HIGH TEMPERATURES IN THE UPPER 70S... EXCEPT AROUND 70 NEAR THE COAST. * THUNDERSTORM THREAT: NO PRECIPITATION OR THUNDERSTORMS WILL OCCUR TODAY. * IMPACTS: STRONG WINDS AND VERY DRY FUELS WILL INCREASE THE POTENTIAL FOR WILDFIRE DEVELOPMENT...AS FIRES WILL QUICKLY SPREAD UNDER THESE CONDITIONS. FIRES MAY BE EASILY IGNITED BY SPARKS AND DISCARDED SMOKING MATERIALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ JAQ
415 WWUS82 KCHS 212339 RFWCHS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHARLESTON SC 639 PM EST MON FEB 21 2011 GAZ087-088-099>101-114>119-137>141-SCZ040-042>045-047>051-220045- /O.EXP.KCHS.FW.W.0001.000000T0000Z-110222T0000Z/ JENKINS-SCREVEN-CANDLER-BULLOCH-EFFINGHAM-TATTNALL-EVANS- INLAND BRYAN-COASTAL BRYAN-INLAND CHATHAM-COASTAL CHATHAM-LONG- INLAND LIBERTY-COASTAL LIBERTY-INLAND MCINTOSH-COASTAL MCINTOSH- ALLENDALE-HAMPTON-INLAND COLLETON-DORCHESTER-INLAND BERKELEY- INLAND JASPER-BEAUFORT-COASTAL COLLETON-CHARLESTON-COASTAL JASPER- 639 PM EST MON FEB 21 2011 ...RED FLAG WARNING WILL EXPIRE AT 7 PM EST THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 7 PM EST THIS EVENING...AS WINDS CONTINUE TO DIMINISH AND RELATIVE HUMIDITY LEVELS INCREASE. $$ 33
The office that day
Everything else NWS Charleston, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 7:18 PM EST | Small Craft Advisory | CHS | 39 hr | |
| Feb 21, 4:01 AM EST | Wind Advisory | CHS | Berkeley, Dorchester | 12 hr |
| Feb 21, 3:53 PM EST | Lake Wind Advisory | CHS | Berkeley | 12 hr |
Nearby
Red Flag Warnings in Georgia, 2011Red Flag Warnings in South 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.