Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 59, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Dec 21, 2012, 3:24 AM CST for 16 counties in Florida; 5 counties in Alabama. It took effect at Dec 21, 2012, 10:00 AM CST. 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
- Dec 21, 2012, 3:24 AM CST (09:24 UTC)
- In effect from
- Dec 21, 2012, 10:00 AM CST
- Expired
- Dec 21, 2012, 6:00 PM CST
- In force
- 8 hr
- Issued by
- NWS Tallahassee, FL
All 21 counties
Coffee County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, 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), 55 km from the middle of the area, began a volume at 09:23 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, 9.4 hours before the alert went out and 57 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
- 90 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 463 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
400 WWUS82 KTAE 210924 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 424 AM EST FRI DEC 21 2012 ...A RED FLAG WARNING IS IN EFFECT TODAY FOR SOUTHEAST ALABAMA AND THE FLORIDA PANHANDLE AND BIG BEND... .DRY AIR ARRIVING IN THE WAKE OF A COLD FRONT WILL PRODUCE LONG DURATIONS OF LOW RELATIVE HUMIDITY TODAY ACROSS THE ENTIRE AREA. THE COMBINATION OF LOW HUMIDITY WITH GUSTY NORTHWEST WINDS...AND HIGH DISPERSIONS...MAY PRODUCE RED FLAG CONDITIONS ACROSS SOUTHEAST ALABAMA AND THE FLORIDA PANHANDLE AND BIG BEND. FLZ007>019-026>029-034-108-112-114-115-118-127-128-134-220000- /O.UPG.KTAE.FW.A.0045.121221T1600Z-121222T0000Z/ /O.NEW.KTAE.FW.W.0059.121221T1600Z-121222T0000Z/ 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 GULF- COASTAL FRANKLIN-COASTAL JEFFERSON-COASTAL WAKULLA-COASTAL TAYLOR- COASTAL DIXIE- 424 AM EST FRI DEC 21 2012 /324 AM CST FRI DEC 21 2012/ ...RED FLAG WARNING IN EFFECT FROM 11 AM EST /10 AM CST/ THIS MORNING TO 7 PM EST /6 PM CST/ THIS EVENING FOR THE FLORIDA PANHANDLE AND BIG BEND... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM EST /10 AM CST/ THIS MORNING TO 7 PM EST /6 PM CST/ THIS EVENING. * HUMIDITY: MINIMUM VALUES 18 TO 24 PERCENT...EXCEPT 25 TO 30 PERCENT ALONG THE IMMEDIATE COASTLINE. * WIND: NORTHWEST AROUND 15 MPH WITH HIGHER GUSTS. * DISPERSION: MAXIMUM VALUES 75 TO 95. * 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. && $$ ALZ065>069-212300- /O.UPG.KTAE.FW.A.0045.121221T1800Z-121221T2300Z/ /O.NEW.KTAE.FW.W.0059.121221T1800Z-121221T2300Z/ COFFEE-DALE-HENRY-GENEVA-HOUSTON- 324 AM CST FRI DEC 21 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON FOR SOUTHEAST ALABAMA... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON. * HUMIDITY: MINIMUM VALUES AROUND 20 PERCENT. * WIND: NORTHWEST 15 TO 20 MPH WITH HIGHER GUSTS. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ 08-LAMERS
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 2:56 AM CST | Freeze Watch | TAE | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more | 23 hr |
| Dec 21, 2:56 AM CST | Freeze Warning | TAE | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more | 29 hr |
| Dec 21, 3:35 AM CST | Small Craft Advisory | TAE | 26 hr |
Nearby
Red Flag Warnings in Florida, 2012Red Flag Warnings in Alabama, 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.