Alert archive / Alabama / Red Flag Warnings in 2012
Red Flag Warning 15, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Apr 12, 2012, 5:44 AM CDT for 5 counties in Alabama. It took effect at Apr 12, 2012, 10:00 AM CDT. It was in force for 9 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
- Apr 12, 2012, 5:44 AM CDT (10:44 UTC)
- In effect from
- Apr 12, 2012, 10:00 AM CDT
- Expired
- Apr 12, 2012, 7:00 PM CDT
- In force
- 9 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 10.7 hours before the alert went out and 192 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
- 2373 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
689 WWUS84 KMOB 121044 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 544 AM CDT THU APR 12 2012 ALZ053>055-062-064-121145- /O.CAN.KMOB.FW.A.0016.120412T1700Z-120412T2300Z/ CLARKE-WILCOX-MONROE-UPPER BALDWIN-LOWER BALDWIN- 544 AM CDT THU APR 12 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR SOUTHWEST ALABAMA... THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELLED THE FIRE WEATHER WATCH. AFTERNOON RELATIVE HUMIDITIES WILL EITHER REMAIN ABOVE 25 PERCENT OR NOT SATISFY DURATION REQUIREMENTS...THUS THE FIRE WEATHER WATCH HAS BEEN CANCELLED. $$ FLZ001>006-130245- /O.UPG.KMOB.FW.A.0016.120412T1500Z-120413T0000Z/ /O.NEW.KMOB.FW.W.0015.120412T1500Z-120413T0000Z/ /O.NEW.KMOB.FW.A.0017.120413T1600Z-120414T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 544 AM CDT THU APR 12 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY AND MARGINALLY HIGH ERC VALUES... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY AND MARGINALLY HIGH ERC VALUES... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING. A FIRE WEATHER WATCH HAS ALSO BEEN ISSUED. THIS FIRE WEATHER WATCH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING. * RELATIVE HUMIDITY: LESS THAN 35 PERCENT FOR A LONG DURATION * ERC VALUES: NEAR 35 * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ ALZ056>060-122300- /O.UPG.KMOB.FW.A.0016.120412T1700Z-120412T2300Z/ /O.NEW.KMOB.FW.W.0015.120412T1700Z-120412T2300Z/ CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 544 AM CDT THU APR 12 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING FOR SOUTH CENTRAL ALABAMA DUE TO A MARGINALLY LONG DURATION OF LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * RELATIVE HUMIDITY: LESS THAN 25 PERCENT FOR LONGER THAN FOUR HOURS * 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. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$
1 follow-up statement
543 WWUS84 KMOB 121826 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 126 PM CDT THU APR 12 2012 FLZ001>006-131030- /O.CON.KMOB.FW.W.0015.000000T0000Z-120413T0000Z/ /O.CON.KMOB.FW.A.0017.120413T1600Z-120414T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 126 PM CDT THU APR 12 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY COMBINED WITH MARGINALLY HIGH ERC VALUES... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING FOR THE NORTHWEST FLORIDA PANHANDLE DUE TO A LONG DURATION OF LOW RELATIVE HUMIDITY COMBINED WITH MARGINALLY HIGH ERC VALUES... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH REMAINS IN EFFECT THROUGH 7 PM CDT THIS EVENING. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING. * RELATIVE HUMIDITY: LESS THAN 35 PERCENT FOR A LONG DURATION * ERC VALUES: NEAR 35 * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ ALZ056>060-122300- /O.CON.KMOB.FW.W.0015.000000T0000Z-120412T2300Z/ CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 126 PM CDT THU APR 12 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING FOR SOUTH CENTRAL ALABAMA DUE TO A MARGINALLY LONG DURATION OF LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A RED FLAG WARNING...WHICH REMAINS IN EFFECT THROUGH 6 PM CDT THIS EVENING. * RELATIVE HUMIDITY: LESS THAN 25 PERCENT FOR LONGER THAN FOUR HOURS * 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. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 5:44 AM CDT | Fire Weather Watch | MOB | 24 hr | |
| Apr 12, 4:54 AM CDT | Small Craft Advisory | MOB | 5 hr |
Nearby
Red Flag Warnings in Alabama, 2012Red 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.