Alert archive / Florida / Red Flag Warnings in 2011
Red Flag Warning 82, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Aug 25, 2011, 2:24 AM CDT for 4 counties in Florida. It took effect at Aug 25, 2011, 12:00 PM CDT. It was in force for 8 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
- Aug 25, 2011, 2:24 AM CDT (07:24 UTC)
- In effect from
- Aug 25, 2011, 12:00 PM CDT
- Expired
- Aug 25, 2011, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Tallahassee, FL
Counties Holmes County, FL, Jackson County, FL, Walton County, FL, Washington County, FL
The radar
The Eglin Afb radar (KEVX), 26 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
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.4 hours before the alert went out and 140 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
- 468 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1802 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
096 WWUS82 KTAE 250724 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 324 AM EDT THU AUG 25 2011 ... A RED FLAG WARNING IS IN EFFECT FOR THIS AFTERNOON AND EVENING FOR INLAND WALTON...HOLMES...WASHINGTON...AND JACKSON COUNTIES IN THE FLORIDA PANHANDLE DUE TO ONE OR MORE HOURS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... ...A FIRE WEATHER WATCH IS IN EFFECT FOR FRIDAY AFTERNOON AND EVENING FOR THESE SAME COUNTIES FOR POSSIBLE ONE OR MORE HOURS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... .THE LOCAL REGION WILL BE UNDER THE INCREASING INFLUENCE OF THE WEST OR SUBSIDENCE SIDE OF HURRICANE IRENE DURING THE NEXT TWO DAYS. THIS WILL GENERATE A DRY BUT INCREASINGLY BREEZY NORTHEAST WINDS. THIS TRANSLATES TO STRONG DEEP MIXING AND HIGH DISPERSIONS ...MORE SO ON FRIDAY. ALSO...THESE LOWER DEW POINTS AND HIGH TEMPERATURES IN THE UPPER 90S WILL COMBINE TO REDUCE RELATIVE HUMIDITY VALUES BELOW 35 PERCENT ACROSS THE INLAND PANHANDLE. THE COMBINATION OF LOW HUMIDITY AND HIGH DISPERSION FAVORS CRITICAL FIRE WEATHER CONDITIONS. THEREFORE A RED FLAG WARNING IS IN EFFECT FOR TODAY...AND A FIRE WEATHER WATCH FOR TOMORROW FOR THIS AREA. FLZ007-009>011-260130- /O.UPG.KTAE.FW.A.0065.110825T1700Z-110826T0100Z/ /O.NEW.KTAE.FW.W.0082.110825T1700Z-110826T0100Z/ /O.NEW.KTAE.FW.A.0066.110826T1800Z-110827T0000Z/ INLAND WALTON-HOLMES-WASHINGTON-JACKSON- 224 AM CDT THU AUG 25 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING DUE TO ONE OR MORE HOURS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING DUE TO POSSIBLE ONE OR MORE HOURS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING. * AFFECTED AREA...INLAND WALTON...HOLMES...WASHINGTON...AND JACKSON COUNTIES IN FLORIDA. * WIND...NORTHEAST AROUND 7 TO 10 MPH TODAY...NORTH 10 TO 15 MPH ON FRIDAY. * HUMIDITY...FALLING TO 30 TO 35 PERCENT IN THE AFTERNOON. * DISPERSION...VALUES AROUND 85 TO 90 TODAY...90 TO 100 ON FRIDAY. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. 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. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ BLOCK
2 follow-up statements
187 WWUS82 KTAE 251829 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 229 PM EDT THU AUG 25 2011 ...A RED FLAG WARNING IS IN EFFECT FOR THIS AFTERNOON AND EVENING FOR INLAND WALTON...HOLMES...WASHINGTON...AND JACKSON COUNTIES IN THE FLORIDA PANHANDLE DUE TO BRIEF DURATIONS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... ...A FIRE WEATHER WATCH IS IN EFFECT FOR FRIDAY AFTERNOON AND EVENING FOR THESE SAME COUNTIES FOR BRIEF DURATIONS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... .DRIER AIR ON THE WEST SIDE OF HURRICANE IRENE WILL CONTINUE TO GET FUNNELED INTO THE REGION RESULTING IN DRIER CONDITIONS THAN OVER THE PAST FEW DAYS. WITH WARM TEMPERATURES...THIS WILL CREATE MARGINAL RED FLAG CONDITIONS ACROSS PORTIONS OF NORTH FLORIDA...PARTICULARLY IN THE FLORIDA PANHANDLE. DRY CONDITIONS ARE EXPECTED TO CONTINUE THROUGHOUT THE WEEKEND AS IRENE MOVES UP THE EASTERN SEABOARD. FLZ007-009>011-261230- /O.CON.KTAE.FW.W.0082.000000T0000Z-110826T0100Z/ /O.CON.KTAE.FW.A.0066.110826T1800Z-110827T0000Z/ INLAND WALTON-HOLMES-WASHINGTON-JACKSON- 129 PM CDT THU AUG 25 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING. * AFFECTED AREA...INLAND WALTON...HOLMES...WASHINGTON...AND JACKSON COUNTIES IN FLORIDA. * WIND...NORTHEAST AROUND 7 TO 10 MPH TODAY...NORTH 10 TO 15 MPH ON FRIDAY. * HUMIDITY...FALLING TO 30 TO 35 PERCENT IN THE AFTERNOON. * DISPERSION...VALUES AROUND 85 TO 90 TODAY...90 TO 100 ON FRIDAY. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. 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. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ 38-GODSEY
752 WWUS82 KTAE 260007 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 807 PM EDT THU AUG 25 2011 ...A FIRE WEATHER WATCH IS IN EFFECT FOR FRIDAY AFTERNOON AND EVENING FOR INLAND WALTON...HOLMES...WASHINGTON...AND JACKSON COUNTIES IN THE FLORIDA PANHANDLE FOR BRIEF DURATIONS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... .DRIER AIR ON THE WEST SIDE OF HURRICANE IRENE WILL CONTINUE TO GET FUNNELED INTO THE REGION RESULTING IN DRIER CONDITIONS OVER THE NEXT FEW DAYS. WITH WARM TEMPERATURES...THIS WILL CREATE MARGINAL RED FLAG CONDITIONS ACROSS PORTIONS OF NORTH FLORIDA... PARTICULARLY IN THE FLORIDA PANHANDLE. DRY CONDITIONS ARE EXPECTED TO CONTINUE THROUGHOUT THE WEEKEND AS IRENE MOVES UP THE EASTERN SEABOARD. FLZ007-009>011-261230- /O.CON.KTAE.FW.W.0082.000000T0000Z-110826T0100Z/ /O.CON.KTAE.FW.A.0066.110826T1800Z-110827T0000Z/ INLAND WALTON-HOLMES-WASHINGTON-JACKSON- 707 PM CDT THU AUG 25 2011 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR BRIEF DURATIONS OF LOW RELATIVE HUMIDITY COMBINED WITH HIGH DISPERSIONS... * AFFECTED AREA...FIRE WEATHER ZONES 007...009...010 AND 011. * WIND...NORTH 10 TO 15 MPH. * HUMIDITY...FALLING TO 30 TO 35 PERCENT IN THE AFTERNOON. * DISPERSION...VALUES 90 TO 100. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. 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. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ BLOCK
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 2:24 AM CDT | Fire Weather Watch | TAE | Holmes, Jackson, Walton, Washington | 27 hr |
Nearby
Red Flag Warnings in Florida, 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.