Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 40, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at Jun 4, 2012, 3:37 AM CDT for Holmes County, Jackson County, Walton County, Florida. It took effect at Jun 4, 2012, 2:00 PM CDT. It was in force for 3 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
- Jun 4, 2012, 3:37 AM CDT (08:37 UTC)
- In effect from
- Jun 4, 2012, 2:00 PM CDT
- Expired
- Jun 4, 2012, 5:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Tallahassee, FL
Counties Holmes County, FL, Jackson County, FL, Walton County, FL
The radar
The Eglin Afb radar (KEVX), 28 km from the middle of the area, began a volume at 08:35 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, 8.6 hours before the alert went out and 143 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
- 108 J/kg
- Mixed-layer CIN
- -180 J/kg
- Mixed-layer LCL
- 1723 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
181 WWUS82 KTAE 040837 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 437 AM EDT MON JUN 4 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 5 PM CDT THIS AFTERNOON FOR INLAND WALTON...HOLMES AND JACKSON COUNTIES DUE TO THE COMBINATION OF LOW HUMIDITY...HIGH DISPERSIONS AND HIGH ERC... ...THE FIRE WEATHER WATCH THAT WAS IN EFFECT FOR THIS AFTERNOON FOR PORTIONS OF INLAND FLORIDA HAS BEEN CANCELLED... .THE AIRMASS ACROSS THE REGION WILL BEGIN TO MOISTEN TODAY. HOWEVER...RH VALUES ARE EXPECTED TO DROP BELOW 35 PERCENT FOR 2 TO 3 HOURS ACROSS PORTIONS OF THE INLAND MOST FLORIDA PANHANDLE. INCREASING WINDS ACROSS THIS AREA WILL ALSO BOOST DISPERSION VALUES ABOVE 75 AND ERC VALUES WILL REMAIN ABOVE 35. THEREFORE THE A RED FLAG WARNING WAS ISSUED TO REPLACE THE FIRE WEATHER WATCH THAT WAS IN EFFECT. ELSEWHERE WHERE RH VALUES WILL REMAIN ABOVE 35 PERCENT SO THE FIRE WEATHER WATCH WAS CANCELLED. HUMIDITY VALUES ARE FORECAST TO REMAIN WELL ABOVE 35 PERCENT ON TUESDAY AND INTO THE MIDDLE OF THE WEEK. FLZ010-013-016>019-026-040945- /O.CAN.KTAE.FW.A.0032.120604T1800Z-120604T2300Z/ WASHINGTON-CALHOUN-GADSDEN-LEON-INLAND JEFFERSON-MADISON-LIBERTY- 437 AM EDT MON JUN 4 2012 /337 AM CDT MON JUN 4 2012/ ...FIRE WEATHER WATCH IS CANCELLED FOR... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE FIRE WEATHER WATCH. RELATIVE HUMIDITY VALUES ARE EXPECTED TO REMAIN ABOVE 35 PERCENT . $$ FLZ007-009-011-042115- /O.UPG.KTAE.FW.A.0032.120604T1800Z-120604T2300Z/ /O.NEW.KTAE.FW.W.0040.120604T1900Z-120604T2200Z/ INLAND WALTON-HOLMES-JACKSON- 337 AM CDT MON JUN 4 2012 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 5 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 2 PM TO 5 PM CDT THIS AFTERNOON. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * HUMIDITY...MINIMUM VALUES 32 TO 35 PERCENT. TOTAL DURATIONS UP TO 3 HOURS. * DISPERSION...BETWEEN 85 TO 90. * ERC...GREATER THAN 35. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. LOW RELATIVE HUMIDITY WILL ENHANCE FIRE GROWTH POTENTIAL. && $$ BLOCK
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.