Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 34, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at May 22, 2012, 9:16 PM EDT for 7 counties in Florida. It took effect at May 23, 2012, 2:00 PM EDT. It was in force for 5 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
- May 22, 2012, 9:16 PM EDT (01:16 UTC)
- In effect from
- May 23, 2012, 2:00 PM EDT
- Expired
- May 23, 2012, 7:00 PM EDT
- In force
- 5 hr
- Issued by
- NWS Tallahassee, FL
Counties Dixie County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Madison County, FL, Wakulla County, FL, Washington County, FL
The radar
The Tallahassee radar (KTLH), 36 km from the middle of the area, began a volume at 01:16 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, 1.3 hours before the alert went out and 33 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
- 1351 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1197 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
193 WWUS82 KTAE 230116 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 916 PM EDT TUE MAY 22 2012 ...A RED FLAG WARNING IS NOW IN EFFECT FROM 2 PM TO 7 PM EDT WEDNESDAY FOR WASINGTON...LEON...AND INLAND WAKULLA COUNTIES IN NORTH FLORIDA DUE TO EXPECTED LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH ERCS OF 35 OR GREATER... .ALTHOUGH FORECAST DISPERSIONS HAVE COME A DOWN A BIT FOR WEDNESDAY AFTERNOON...RELATIVE HUMIDITIES HAVE COME IN A BIT LOWER AS WELL...SO WITH NEW HIGH ERCS OVER LEON...INLAND WAKULLA...AND WASHINGTON COUNTIES...WE HAVE ISSUED A RED FLAG WARNING FOR LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED ERCS AT 35 OR GREATER...AND THE REMAINDER OF THE FIRE WEATHER WATCH HAS BEEN CANCELLED. ON THURSDAY...DO NOT ANTICIPATE ANY FIRE WEATHER CONCERNS AT THIS TIME...AS FAIRLY LOW TRANSPORT WIND SPEEDS SHOULD KEEP DISPERSIONS DOWN...AND AFTERNOON RELATIVE HUMIDITIES SHOULD BE A BIT HIGHER ACROSS THE REGION AS WELL. FLZ007-009-011-013-016-018-019-026-029-230230- /O.CAN.KTAE.FW.A.0028.120523T1800Z-120523T2300Z/ INLAND WALTON-HOLMES-JACKSON-CALHOUN-GADSDEN-INLAND JEFFERSON- MADISON-LIBERTY-LAFAYETTE- 916 PM EDT TUE MAY 22 2012 /816 PM CDT TUE MAY 22 2012/ ...THE FIRE WEATHER WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE FIRE WEATHER WATCH. ALTHOUGH AFTERNOON RELATIVE HUMIDITIES ARE STILL EXPECTED TO DROP BELOW 35 PERCENT ACROSS MUCH OF THE AREA WEDNESDAY AFTERNOON...IT NO LONGER APPEARS THAT DISPERSIONS WILL BE HIGH ENOUGH TO MEET RED FLAG LEVELS. $$ FLZ010-017-232300- /O.UPG.KTAE.FW.A.0028.120523T1800Z-120523T2300Z/ /O.NEW.KTAE.FW.W.0034.120523T1800Z-120523T2300Z/ WASHINGTON-LEON- 916 PM EDT TUE MAY 22 2012 /816 PM CDT TUE MAY 22 2012/ ...A RED FLAG WARNING IS NOW IN EFFECT FROM 2 PM EDT /1 PM CDT/ TO 7 PM EDT /6 PM CDT/ WEDNESDAY... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM EDT /1 PM CDT/ TO 7 PM EDT /6 PM CDT/ WEDNESDAY. * HUMIDITY...MINIMUM VALUES 27 TO 32 PERCENT. * DURATION OF LOW HUMIDITY...4 TO 6 HOURS. * ERC...35 OR GREATER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ FLZ027-232300- /O.NEW.KTAE.FW.W.0034.120523T1800Z-120523T2300Z/ INLAND WAKULLA- 916 PM EDT TUE MAY 22 2012 ...A RED FLAG WARNING IS NOW IN EFFECT FROM 2 PM TO 7 PM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 7 PM EDT WEDNESDAY. * HUMIDITY...MINIMUM VALUES 28 TO 33 PERCENT. * DURATION OF LOW HUMIDITY...4 TO 5 HOURS. * ERC...35 OR GREATER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY 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. && $$ 17-GOULD
2 follow-up statements
388 WWUS82 KTAE 230746 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 346 AM EDT WED MAY 23 2012 ...A RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM TO 7 PM EDT TODAY FOR WASHINGTON...LEON...AND INLAND WAKULLA COUNTIES IN NORTH FLORIDA DUE TO EXPECTED LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH ERCS OF 35 OR GREATER... .ALTHOUGH FORECAST DISPERSIONS HAVE COME A DOWN FROM YESTERDAY AFTERNOON...RELATIVE HUMIDITIES HAVE COME IN A BIT LOWER AS WELL...SO WITH ERC'S REMAINING HIGH OVER LEON...INLAND WAKULLA... AND WASHINGTON COUNTIES...WE HAVE CONTINUED THE RED FLAG WARNING FOR LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED ERCS AT 35 OR GREATER. FOR THURSDAY...FAIRLY LOW TRANSPORT WIND SPEEDS SHOULD FURTHER LOWER DISPERSIONS...AND AFTERNOON RELATIVE HUMIDITIES SHOULD BE A BIT HIGHER ACROSS THE REGION AS WELL. RED FLAG CONDITIONS MAY BE APPROACHED ACROSS PORTIONS OF INLAND MOST FLORIDA AND WILL BE MONITORED IN CASE A WARNING IS NECESSARY. FLZ010-017-027-232300- /O.CON.KTAE.FW.W.0034.120523T1800Z-120523T2300Z/ WASHINGTON-LEON-INLAND WAKULLA- 346 AM EDT WED MAY 23 2012 /246 AM CDT WED MAY 23 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM EDT /1 PM CDT/ THIS AFTERNOON TO 7 PM EDT /6 PM CDT/ THIS EVENING... * HUMIDITY...MINIMUM VALUES 27 TO 32 PERCENT. * DURATION OF LOW HUMIDITY...4 TO 6 HOURS. * ERC...35 OR GREATER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ BLOCK/WALSH
848 WWUS82 KTAE 232122 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 522 PM EDT WED MAY 23 2012 ...A RED FLAG WARNING REMAINS IN EFFECT FROM UNTIL 7 PM EDT TODAY FOR LEON COUNTY IN NORTH FLORIDA DUE TO LONG DURATIONS OF RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH ERCS OF 35 OR GREATER... ...THE RED FLAG WARNING HAS BEEN CANCELLED FOR WASHINGTON AND INLAND WAKULLA COUNTIES AS RH DURATIONS WILL BE TOO SHORT... ...A RED FLAG WARNING IS NOW IN EFFECT UNTIL 7 PM EDT TODAY FOR INLAND JEFFERSON...MADISON...LAFAYETTE...AND INLAND DIXIE COUNTIES DUE TO RELATIVE HUMIDITIES BELOW 35 PERCENT AND DISPERSIONS GREATER THAN 75...(ALSO FOR LONG DURATIONS OF LOW RH OVER DIXIE COUNTY) .WITH THE ARRIVAL OF THE NEW OBSERVED ERC VALUES...WHICH PLACED DIXIE COUNTY AT 35...AND AFTER TAKING A CLOSER LOOK CURRENT OBSERVATIONS OF TEMPERATURE...DEWPOINT...RH...AND DISPERSION... WE WERE ABLE TO CANCEL THE CURRENT RED FLAG WARNING FOR WASHINGTON AND WAKULLA COUNTIES...BUT ADD INLAND JEFFERSON...MADISON... LAFAYETTE...AND INLAND DIXIE FOR THE REST OF THE LATE AFTERNOON. NO FIRE WEATHER CONCERNS ARE EXPECTED AT THIS TIME FOR THURSDAY. FLZ010-027-232230- /O.CAN.KTAE.FW.W.0034.000000T0000Z-120523T2300Z/ WASHINGTON-INLAND WAKULLA- 522 PM EDT WED MAY 23 2012 /422 PM CDT WED MAY 23 2012/ ...THE RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE RED FLAG WARNING. BASED ON THE LATEST OBSERVATIONS FROM TODAY...WASHINGTON COUNTY NEVER DROPPED BELOW 35 PERCENT RH AT ALL THIS AFTERNOON...AND DURATIONS WILL BE TOO SHORT FOR INLAND WAKULLA. $$ FLZ018-019-029-034-232300- /O.EXA.KTAE.FW.W.0034.000000T0000Z-120523T2300Z/ INLAND JEFFERSON-MADISON-LAFAYETTE-INLAND DIXIE- 522 PM EDT WED MAY 23 2012 ...A RED FLAG WARNING IS NOW IN EFFECT UNTIL 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. * HUMIDITY...MINIMUM VALUES 27 TO 32 PERCENT. * DURATION OF LOW HUMIDITY...3 TO 5 HOURS. * ERC...GREATER THAN 20. * DISPERSION...GREATER THAN 75. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ FLZ017-232300- /O.CON.KTAE.FW.W.0034.000000T0000Z-120523T2300Z/ LEON- 522 PM EDT WED MAY 23 2012 ...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... * HUMIDITY...MINIMUM VALUES 27 TO 32 PERCENT. * DURATION OF LOW HUMIDITY...4 TO 6 HOURS. * ERC...35 OR GREATER. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY 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. && $$ 17-GOULD/52-LANIER
Nearby
Red Flag Warnings in Florida, 2012Every red flag warning in 2012
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.