Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 15, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Mar 5, 2012, 2:40 PM CST for 16 counties in Florida. It took effect at Mar 6, 2012, 11:00 AM CST. 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
- Mar 5, 2012, 2:40 PM CST (20:40 UTC)
- In effect from
- Mar 6, 2012, 11:00 AM CST
- Expired
- Mar 6, 2012, 5:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Tallahassee, FL
Counties Bay County, FL, Calhoun County, FL, Dixie County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Madison County, FL, Taylor County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL
The radar
The Tallahassee radar (KTLH), 32 km from the middle of the area, began a volume at 20:43 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, 8.7 hours before the alert went out and 35 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
- 1672 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
627 WWUS82 KTAE 052040 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 340 PM EST MON MAR 5 2012 ...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST /6 PM CST/ THIS EVENING FOR ALL OF THE FLORIDA PANHANDLE AND BIG BEND DUE TO A COMBINATION OF LOW RELATIVE HUMIDITIES...HIGH DISPERSIONS...AND STRONG 20 FOOT WIND SPEEDS... ...A RED FLAG WARNING IS NOW IN EFFECT FROM NOON EST /11 AM CST/ TO 6 PM EST /5 PM CST/ TUESDAY FOR ALL OF THE FLORIDA PANHANDLE AND BIG BEND (EXCEPT FOR COASTAL GULF AND COASTAL FRANKLIN COUNTIES)...DUE TO RELATIVE HUMIDITY BELOW 35 PERCENT IN CONJUNCTION WITH DISPERSIONS GREATER THAN 75... .THE RED FLAG WARNING FOR ALL OF THE FLORIDA BIG BEND AND PANHANDLE IS WELL ON TRACK FOR VERIFICATION TODAY DUE TO LONG DURATIONS OF LOW RELATIVE HUMIDITY...COMBINED HIGH DISPERSIONS AND STRONG 20 FOOT WIND SPEEDS. OVER SOUTHEAST ALABAMA AND SOUTHWEST AND SOUTH CENTRAL GEORGIA...THE NORTHERN TIER (ABOUT 1/3) OF THE REGION HAS DROPPED BELOW 25 PERCENT RELATIVE HUMIDITY THIS AFTERNOON...BUT 4 HOUR DURATIONS ARE IN QUESTION... AND THE SUSTAINED 20 FOOT WIND SPEEDS OR FREQUENT GUSTS ARE NOT EXPECTED TO MATERIALIZE TO PRODUCE RED FLAG CONDITIONS. ON TUESDAY...THERE WILL BE NO CONCERNS FOR OUR AL AND GA ZONES... BUT WILL ISSUE A RED FLAG WARNING FOR ALL OF THE FLORIDA BIG BEND AND PANHANDLE (EXCEPT FOR COASTAL GULF AND COASTAL FRANKLIN COUNTIES) DUE TO RELATIVE HUMIDITY BELOW 35 PERCENT IN CONJUNCTION WITH DISPERSIONS GREATER THAN 75. FOR THE REMAINDER OF THE WEEK AND UPCOMING WEEKEND...RETURN FLOW MOISTURE SHOULD PREVENT ANY FURTHER RED FLAG CONCERNS. FLZ007>019-026>029-034-108-112-118-127-128-134-060100- /O.NEW.KTAE.FW.W.0015.120306T1700Z-120306T2300Z/ /O.CON.KTAE.FW.W.0014.000000T0000Z-120306T0000Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-INLAND GULF-INLAND FRANKLIN-GADSDEN-LEON-INLAND JEFFERSON- MADISON-LIBERTY-INLAND WAKULLA-INLAND TAYLOR-LAFAYETTE- INLAND DIXIE-SOUTH WALTON-COASTAL BAY-COASTAL JEFFERSON- COASTAL WAKULLA-COASTAL TAYLOR-COASTAL DIXIE- 340 PM EST MON MAR 5 2012 /240 PM CST MON MAR 5 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST /6 PM CST/ THIS EVENING... ...A RED FLAG WARNING IN EFFECT FROM NOON EST /11 AM CST/ TO 6 PM EST /5 PM CST/ TUESDAY... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON EST /11 AM CST/ TO 6 PM EST /5 PM CST/ TUESDAY. * HUMIDITY...MINIMUM VALUES IN THE LOWER 20S THIS AFTERNOON AND 28 TO 33 PERCENT TUESDAY AFTERNOON. * DISPERSIONS...GREATER THAN 75 EACH AFTERNOON. * WIND...NORTHWEST 10 TO 15 MPH AND GUSTY TODAY...AND EAST AROUND 10 MPH ON TUESDAY. * 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. && $$ FLZ114-115-060000- /O.CON.KTAE.FW.W.0014.000000T0000Z-120306T0000Z/ COASTAL GULF-COASTAL FRANKLIN- 340 PM EST MON MAR 5 2012 ...A RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * HUMIDITY...MINIMUM VALUES 28 TO 32 PERCENT THIS AFTERNOON...36 TO 40 PERCENT ON TUESDAY AFTERNOON. * DISPERSIONS...GREATER THAN 75 THIS AFTERNOON...LESS THAN 75 TUESDAY AFTERNOON. * WIND...NORTHWEST 10 TO 15 MPH AND GUSTY TODAY...AND EAST- SOUTHEAST AROUND 10 MPH ON TUESDAY. * IMPACTS...ANY FIRES THAT DEVELOP COULD SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ 17-GOULD
1 follow-up statement
069 WWUS82 KTAE 060803 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 303 AM EST TUE MAR 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON EST /11 AM CST/ TODAY TO 6 PM EST /5 PM CST/ THIS EVENING FOR THE FLORIDA BIG BEND AND EASTERN PANHANDLE DUE TO A COMBINATION OF HIGH DISPERSION AND LOW RELATIVE HUMIDITY... .ONE MORE DAY OF RED FLAG CONDITIONS IS FORECAST ACROSS OUR FLORIDA ZONES TODAY. RELATIVE HUMIDITY WILL BE MARGINAL ACROSS PARTS OF THE EASTERN FLORIDA BIG BEND...BUT THAT IS WHERE THE HIGHEST DISPERSION INDICES ARE. AN INCREASE IN RELATIVE HUMIDITY WILL PRECLUDE RED FLAG CONDITIONS FROM BEING REACHED FOR THE REMAINDER OF THE WEEK AFTER TODAY AND ON THROUGH THE WEEKEND. FLZ007>019-026>029-034-108-112-118-127-128-134-062300- /O.CON.KTAE.FW.W.0015.120306T1700Z-120306T2300Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-INLAND GULF-INLAND FRANKLIN-GADSDEN-LEON-INLAND JEFFERSON- MADISON-LIBERTY-INLAND WAKULLA-INLAND TAYLOR-LAFAYETTE- INLAND DIXIE-SOUTH WALTON-COASTAL BAY-COASTAL JEFFERSON- COASTAL WAKULLA-COASTAL TAYLOR-COASTAL DIXIE- 303 AM EST TUE MAR 6 2012 /203 AM CST TUE MAR 6 2012/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON EST /11 AM CST/ TODAY TO 6 PM EST /5 PM CST/ THIS EVENING... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON EST /11 AM CST/ TO 6 PM EST /5 PM CST/ TUESDAY. * HUMIDITY...MINIMUM VALUES IN THE UPPER 20S THIS AFTERNOON ACROSS WALTON COUNTY INCREASING TO THE EAST TO AROUND 35 PERCENT ACROSS THE FLORIDA BIG BEND. * DISPERSIONS...75 TO 105. * WIND...EAST 10 TO 15 MPH. 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. && $$ 18-WOOL
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 2:43 PM CST | Small Craft Advisory | TAE | 54 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.