Alert archive / Florida / Red Flag Warnings in 2011
Red Flag Warning 89, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Sep 12, 2011, 3:22 AM CDT for 16 counties in Florida. It took effect at Sep 12, 2011, 12:00 PM CDT. It was in force for 7 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
- Sep 12, 2011, 3:22 AM CDT (08:22 UTC)
- In effect from
- Sep 12, 2011, 12:00 PM CDT
- Expired
- Sep 12, 2011, 7:00 PM CDT
- In force
- 7 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 08:28 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, 8.4 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
- 7377 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
691 WWUS82 KTAE 120822 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 422 AM EDT MON SEP 12 2011 ...THE FIRE WEATHER WATCH HAS BEEN CANCELLED FOR MUCH OF THE INTERIOR OF THE FLORIDA PANHANDLE THIS AFTERNOON...AS DISPERSION INDICES ARE EXPECTED TO REMAIN BELOW 75... ...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING FOR MUCH OF THE INTERIOR OF THE FLORIDA BIG BEND DUE TO RELATIVE HUMIDITIES BELOW 35 PERCENT COINCIDENT WITH DISPERSIONS GREATER THAN 75... FLZ007>015-120930- /O.CAN.KTAE.FW.A.0072.110912T1700Z-110913T0000Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-INLAND GULF-INLAND FRANKLIN- 422 AM EDT MON SEP 12 2011 /322 AM CDT MON SEP 12 2011/ ...THE FIRE WEATHER WATCH HAS BEEN CANCELLED FOR FIRE WEATHER ZONES 007...008...009...010...011...012...013...014 AND 015... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE FIRE WEATHER WATCH. $$ FLZ016-017-026-027-130000- /O.UPG.KTAE.FW.A.0072.110912T1700Z-110913T0000Z/ /O.NEW.KTAE.FW.W.0089.110912T1700Z-110913T0000Z/ GADSDEN-LEON-LIBERTY-INLAND WAKULLA- 422 AM EDT MON SEP 12 2011 ...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING FOR FIRE WEATHER ZONES 016...017...026 AND 027... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * WIND...NORTHWEST AT 4 TO 8 MPH. * HUMIDITY...AFTERNOON MINIMUM VALUES OF 25 TO 32 PERCENT. * DISPERSION...MAXIMUM VALUES BETWEEN 75 AND 85. * IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ FLZ018-019-028-029-118-128-130000- /O.NEW.KTAE.FW.W.0089.110912T1700Z-110913T0000Z/ INLAND JEFFERSON-MADISON-INLAND TAYLOR-LAFAYETTE- COASTAL JEFFERSON-COASTAL TAYLOR- 422 AM EDT MON SEP 12 2011 ...A RED FLAG WARNING IS NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING FOR FIRE WEATHER ZONES 018...019...028... 029...118 AND 128... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM EDT THIS EVENING. * WIND...NORTHWEST AT 4 TO 8 MPH. * HUMIDITY...AFTERNOON MINIMUM VALUES OF 28 TO 32 PERCENT. * DISPERSION...MAXIMUM VALUES BETWEEN 75 AND 80. * IMPACTS...ANY FIRES THAT DEVELOP MAY SPREAD RAPIDLY. 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. && $$ 17-GOULD
1 follow-up statement
259 WWUS82 KTAE 121814 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 214 PM EDT MON SEP 12 2011 ...RED FLAG WARNING IN EFFECT FOR THE FLORIDA PANHANDLE AND BIG BEND FOR LOW RELATIVE HUMIDITY AND HIGH DISPERSION VALUES... .DAYTIME HEATING IS COMBINING WITH A DRY AIRMASS AND STRONG SUNSHINE TO PRODUCE LOW RELATIVE HUMIDITY AND HIGH DISPERSION VALUES THIS AFTERNOON. FLZ007>015-034-108-112-114-115-127-134-130000- /O.EXA.KTAE.FW.W.0089.000000T0000Z-110913T0000Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-INLAND GULF-INLAND FRANKLIN-INLAND DIXIE-SOUTH WALTON- COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-COASTAL WAKULLA- COASTAL DIXIE- 214 PM EDT MON SEP 12 2011 /114 PM CDT MON SEP 12 2011/ ...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING FOR LOW HUMIDITY AND HIGH DISPERSION FOR FIRE WEATHER ZONES 007...008...009...010...011...012...013...014...015...034... 108...112...114...115...127 AND 134... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING. * WIND...NORTHWEST AT 5 TO 10 MPH...BECOMING ONSHORE AT THE COAST. * HUMIDITY...AFTERNOON MINIMUM VALUES OF 25 TO 35 PERCENT. * DISPERSION...MAXIMUM VALUES BETWEEN 75 AND 95. * IMPACTS...ANY FIRES THAT OCCUR MAY SPREAD RAPIDLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ FLZ016>019-026>029-118-128-130000- /O.CON.KTAE.FW.W.0089.000000T0000Z-110913T0000Z/ GADSDEN-LEON-INLAND JEFFERSON-MADISON-LIBERTY-INLAND WAKULLA- INLAND TAYLOR-LAFAYETTE-COASTAL JEFFERSON-COASTAL TAYLOR- 214 PM EDT MON SEP 12 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR LOW HUMIDITY AND HIGH DISPERSION FOR FIRE WEATHER ZONES 016...017...018... 019...026...027...028...029...118 AND 128... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING. * WIND...NORTHWEST AT 5 TO 10 MPH...BECOMING ONSHORE AT THE COAST. * HUMIDITY...AFTERNOON MINIMUM VALUES OF 25 TO 35 PERCENT. * DISPERSION...MAXIMUM VALUES BETWEEN 75 AND 95. * IMPACTS...ANY FIRES THAT OCCUR MAY SPREAD RAPIDLY. 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
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.