Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 54, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Nov 21, 2012, 1:48 PM EST for 8 counties in Florida. It took effect at Nov 22, 2012, 12:00 PM EST. It was in force for 6 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
- Nov 21, 2012, 1:48 PM EST (18:48 UTC)
- In effect from
- Nov 22, 2012, 12:00 PM EST
- Expired
- Nov 22, 2012, 6:00 PM EST
- In force
- 6 hr
- Issued by
- NWS Tallahassee, FL
Counties Dixie County, FL, Gadsden County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL
The radar
The Tallahassee radar (KTLH), 53 km from the middle of the area, began a volume at 18:51 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 12:00Z, 6.8 hours before the alert went out and 50 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
- 1372 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- -53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
056 WWUS82 KTAE 211848 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 148 PM EST WED NOV 21 2012 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING FOR MUCH OF THE FLORIDA BIG BEND DUE TO BRIEF DURATIONS OF RELATIVE HUMIDITY LESS THAN 35 PERCENT COINCIDENT WITH HIGH DISPERSION AND ERC VALUES... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY FOR THE FLORIDA BIG BEND DUE TO LONG DURATIONS OF RELATIVE HUMIDITY LESS THAN 35 PERCENT COINCIDENT WITH HIGH DISPERSION AND ERC VALUES... FLZ016>019-027>029-034-118-127-128-134-221130- /O.UPG.KTAE.FW.A.0041.121122T1700Z-121122T2300Z/ /O.NEW.KTAE.FW.W.0054.121122T1700Z-121122T2300Z/ /O.CON.KTAE.FW.W.0053.000000T0000Z-121121T2300Z/ GADSDEN-LEON-INLAND JEFFERSON-MADISON-INLAND WAKULLA- INLAND TAYLOR-LAFAYETTE-INLAND DIXIE-COASTAL JEFFERSON- COASTAL WAKULLA-COASTAL TAYLOR-COASTAL DIXIE- 148 PM EST WED NOV 21 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE CONTINUES THE RED FLAG WARNING THAT IS IN EFFECT UNTIL 6 PM EST TODAY. A RED FLAG WARNING HAS ALSO BEEN ISSUED FOR THURSDAY...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. * WIND...NORTH 10 TO 15 MPH. * HUMIDITY...MINIMUM RH VALUES FROM 30 TO 35 PERCENT TODAY. MINIMUM RELATIVE HUMIDITY VALUES ON THURSDAY BETWEEN 22 AND 28 PERCENT. * LDSI...PEAK DISPERSION VALUES AROUND 80 ON WEDNESDAY AND 95 ON THURSDAY. * ERC...HIGHEST ERC VALUES OF 38 IN LEON AND WAKULLA COUNTIES. 23 TO 26 ELSEWHERE. * IMPACTS...ANY FIRES THAT DEVELOP MAY 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. && $$ FLZ026-221130- /O.NEW.KTAE.FW.W.0054.121122T1700Z-121122T2300Z/ LIBERTY- 148 PM EST WED NOV 21 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM EST THURSDAY. * WIND...NORTH WIND AROUND 10 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES OF 24 TO 28 PERCENT. * LDSI...PEAK DISPERSION VALUES AROUND 80. * ERC...23 TO 26. * IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ 38-GODSEY
2 follow-up statements
881 WWUS82 KTAE 220054 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 754 PM EST WED NOV 21 2012 ...A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM EST THURSDAY FOR THE FLORIDA BIG BEND DUE TO LONG DURATIONS OF RELATIVE HUMIDITY LESS THAN 35 PERCENT COINCIDENT WITH HIGH DISPERSION AND ERC VALUES... FLZ016>019-026>029-034-118-127-128-134-221130- /O.CON.KTAE.FW.W.0054.121122T1700Z-121122T2300Z/ GADSDEN-LEON-INLAND JEFFERSON-MADISON-LIBERTY-INLAND WAKULLA- INLAND TAYLOR-LAFAYETTE-INLAND DIXIE-COASTAL JEFFERSON- COASTAL WAKULLA-COASTAL TAYLOR-COASTAL DIXIE- 754 PM EST WED NOV 21 2012 ...A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM EST THURSDAY... * WIND...NORTHEAST 5 TO 10 MPH. * HUMIDITY...MINIMUM RH VALUES FROM 22 AND 28 PERCENT THURSDAY. * LDSI...PEAK DISPERSION VALUES AROUND 95 ON THURSDAY. * ERC...HIGHEST ERC VALUES OF 42 IN LEON AND 40 IN WAKULLA COUNTIES. 24 TO 30 ELSEWHERE. * IMPACTS...ANY FIRES THAT DEVELOP MAY 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. && $$ 17-GOULD
873 WWUS82 KTAE 220803 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 303 AM EST THU NOV 22 2012 ...RED FLAG WARNING THIS AFTERNOON FOR EASTERN PORTIONS OF THE FLORIDA BIG BEND FOR LOW RELATIVE HUMIDITY...HIGH DISPERSION VALUES...AND SPOTTY AREAS WITH DRY FUELS... FLZ016-026-220915- /O.CAN.KTAE.FW.W.0054.121122T1700Z-121122T2300Z/ GADSDEN-LIBERTY- 303 AM EST THU NOV 22 2012 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE RED FLAG WARNING. EVEN THOUGH THE RELATIVE HUMIDITY WILL STILL BE LOW...DISPERSION VALUES ARE NO LONGER EXPECTED TO SUPPORT RED FLAG CONDITIONS. $$ FLZ017>019-027>029-034-118-127-128-134-222300- /O.CON.KTAE.FW.W.0054.121122T1700Z-121122T2300Z/ LEON-INLAND JEFFERSON-MADISON-INLAND WAKULLA-INLAND TAYLOR- LAFAYETTE-INLAND DIXIE-COASTAL JEFFERSON-COASTAL WAKULLA- COASTAL TAYLOR-COASTAL DIXIE- 303 AM EST THU NOV 22 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM EST THIS EVENING... * HUMIDITY...MINIMUM RH VALUES FROM 25 AND 30 PERCENT. * LDSI...PEAK DISPERSION VALUES AROUND 85...MAINLY EAST OF TALLAHASSEE. * ERC...HIGHEST ERC VALUES IN THE LOWER 40S LEON AND WAKULLA COUNTIES. 24 TO 30 ELSEWHERE. * IMPACTS...ANY FIRES THAT DEVELOP MAY 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. && $$ FOURNIER
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 21, 3:31 AM EST | Fire Weather Watch | TAE | Dixie, Gadsden, Jefferson, Lafayette, Leon, Madison and 2 more | 10 hr |
| Nov 21, 3:31 AM EST | Red Flag Warning | TAE | Dixie, Gadsden, Jefferson, Lafayette, Leon, Madison and 2 more | 14 hr |
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.