Alert archive / Florida / Red Flag Warnings in 2012
Red Flag Warning 29, NWS Tallahassee, FL
NWS Tallahassee, FL issued this red flag warning at May 1, 2012, 2:59 AM CDT for 12 counties in Florida. It took effect at May 1, 2012, 1:00 PM CDT. It was in force for 4 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
- May 1, 2012, 2:59 AM CDT (07:59 UTC)
- In effect from
- May 1, 2012, 1:00 PM CDT
- Expired
- May 1, 2012, 5:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Tallahassee, FL
Counties Bay County, FL, Calhoun County, FL, Gadsden County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Madison County, FL, Taylor County, FL, Walton County, FL, Washington County, FL
The radar
The Tallahassee radar (KTLH), 39 km from the middle of the area, began a volume at 07:58 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, 8.0 hours before the alert went out and 42 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
- 2741 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
911 WWUS82 KTAE 010759 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 359 AM EDT TUE MAY 1 2012 ...A RED FLAG WARNING IS NOW IN EFFECT FOR THIS AFTERNOON FOR INLAND PORTIONS OF THE FLORIDA BIG BEND AND EASTERN PANHANDLE DUE TO RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH DISPERSIONS ABOVE 75 AND ERC VALUES ABOVE 20... .WARM AND DRY CONDITIONS WILL CONTINUE TO DROP INLAND FLORIDA RELATIVE HUMIDITIES BELOW CRITICAL LEVELS FOR ONE MORE DAY. HIGH MIXING HEIGHTS WILL ALSO YIELD IMPRESSIVE DISPERSIONS. THE COMBINATION OF LOW HUMIDITIES...HIGH DISPERSIONS AND CONTINUED HIGH ERC VALUES WILL TRANSLATE TO RED FLAG CONDITIONS LATER TODAY ACROSS MUCH OF NORTH FLORIDA. ALTHOUGH DISPERSIONS WILL REMAIN ON THE HIGH SIDE ON WEDNESDAY...THE AIRMASS WILL SUFFICIENTLY MOISTEN TO PRECLUDE RED FLAG CONDITIONS. FLZ007>013-016>019-026-028-029-012015- /O.NEW.KTAE.FW.W.0029.120501T1800Z-120501T2200Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-GADSDEN-LEON-INLAND JEFFERSON-MADISON-LIBERTY- INLAND TAYLOR-LAFAYETTE- 359 AM EDT TUE MAY 1 2012 /259 AM CDT TUE MAY 1 2012/ ...RED FLAG WARNING IN EFFECT FROM 2 PM EDT /1 PM CDT/ THIS AFTERNOON TO 6 PM EDT /5 PM CDT/ THIS EVENING... * HUMIDITY...MINIMUM 30 TO 35 PERCENT. * DISPERSION...MAXIMUM 80 TO 98. * ERC...30 TO 39. * 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. && $$ BLOCK
2 follow-up statements
581 WWUS82 KTAE 011915 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 315 PM EDT TUE MAY 1 2012 ...A RED FLAG WARNING CONTINUES FOR INLAND PORTIONS OF THE FLORIDA BIG BEND DUE TO RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH DISPERSIONS ABOVE 75 AND ERC VALUES ABOVE 20... FLZ007>013-026-012015- /O.CAN.KTAE.FW.W.0029.000000T0000Z-120501T2200Z/ INLAND WALTON-CENTRAL WALTON-HOLMES-WASHINGTON-JACKSON-INLAND BAY- CALHOUN-LIBERTY- 315 PM EDT TUE MAY 1 2012 /215 PM CDT TUE MAY 1 2012/ ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE RED FLAG WARNING FOR THE PANHANDLE AREA OF FLORIDA. $$ FLZ016>019-028-029-012200- /O.CON.KTAE.FW.W.0029.000000T0000Z-120501T2200Z/ GADSDEN-LEON-INLAND JEFFERSON-MADISON-INLAND TAYLOR-LAFAYETTE- 315 PM EDT TUE MAY 1 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... * HUMIDITY...MINIMUM 30 TO 35 PERCENT. * DISPERSION...MAXIMUM 80 TO 90. * ERC...30 TO 39. * 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. && $$
411 WWUS82 KTAE 012145 RFWTAE URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TALLAHASSEE FL 545 PM EDT TUE MAY 1 2012 ...A RED FLAG WARNING CONTINUES FOR MADISON COUNTY IN THE FLORIDA BIG BEND UNTIL 6 PM EDT THIS EVENING DUE TO RELATIVE HUMIDITY BELOW 35 PERCENT COMBINED WITH DISPERSIONS ABOVE 75 AND ERC VALUES ABOVE 20... ...THE RED FLAG WARNING THAT WAS STILL IN EFFECT FOR OTHER INTERIOR PORTIONS OF THE FLORIDA BIG BEND HAS NOW BEEN CANCELLED AS RELATIVE HUMIDITIES HAVE RISEN ABOVE 35 PERCENT... FLZ016>018-028-029-012245- /O.CAN.KTAE.FW.W.0029.000000T0000Z-120501T2200Z/ GADSDEN-LEON-INLAND JEFFERSON-INLAND TAYLOR-LAFAYETTE- 545 PM EDT TUE MAY 1 2012 ...THE RED FLAG WARNING HAS BEEN CANCELLED... THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS CANCELLED THE RED FLAG WARNING AS RELATIVE HUMIDITIES HAVE RECENTLY RISEN ABOVE 35 PERCENT. $$ FLZ019-012245- /O.EXP.KTAE.FW.W.0029.000000T0000Z-120501T2200Z/ MADISON- 545 PM EDT TUE MAY 1 2012 ...THE RED FLAG WARNING WILL EXPIRE AT 6 PM EDT THIS EVENING FOR MADISON COUNTY IN THE FLORIDA BIG BEND... $$
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:33 AM CDT | Small Craft Advisory | TAE | 12 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.