Alert archive / Alabama / Red Flag Warnings in 2012
Red Flag Warning 35, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Dec 20, 2012, 2:19 PM CST for 10 counties in Alabama. It took effect at Dec 21, 2012, 10:00 AM CST. 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
- Dec 20, 2012, 2:19 PM CST (20:19 UTC)
- In effect from
- Dec 21, 2012, 10:00 AM CST
- Expired
- Dec 21, 2012, 5:00 PM CST
- In force
- 7 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 138 km from the middle of the area, began a volume at 20:17 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
Birmingham, AL (KBMX), launched 12:00Z, 8.3 hours before the alert went out and 182 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
- 512 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 574 m²/s²
- 0-3 km storm-relative helicity
- 705 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
864 WWUS84 KMOB 202019 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 219 PM CST THU DEC 20 2012 ...RED FLAG WARNING IN EFFECT FROM LATE FRIDAY MORNING THROUGH FRIDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE DUE TO A PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY AND HIGH 20 FOOT WIND SPEEDS... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR PORTIONS OF SOUTH CENTRAL ALABAMA DUE TO POTENTIALLY LONG PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY... .MUCH DRIER AND COOLER AIR WILL FILTER INTO THE REGION THROUGH FRIDAY IN THE WAKE OF A STRONG COLD FRONT. HUMIDITY VALUES WILL DROP INTO THE UPPER TEEN TO LOWER 20 PERCENT RANGE ACROSS THE WESTERN FLORIDA PANHANDLE AND SOUTH CENTRAL ALABAMA. 20 FOOT WINDS SPEEDS WILL INCREASE TO 15 TO 20 MPH DURING THE AFTERNOON. FLZ001>006-211300- /O.UPG.KMOB.FW.A.0032.121221T1600Z-121221T2300Z/ /O.NEW.KMOB.FW.W.0035.121221T1600Z-121221T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 219 PM CST THU DEC 20 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 5 PM CST FRIDAY FOR THE WESTERN FLORIDA PANHANDLE DUE TO A PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY AND HIGH 20 FOOT WIND SPEEDS... * RELATIVE HUMIDITY: 19 TO 24 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 55 TO 60. * ERC: 20 TO 25. * 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. && $$ ALZ054>060-211300- /O.NEW.KMOB.FW.A.0033.121221T1800Z-121221T2300Z/ WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 219 PM CST THU DEC 20 2012 ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR PORTIONS OF SOUTH CENTRAL ALABAMA DUE TO A POTENTIALLY LONG PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FRIDAY AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 054...055...056...057... 058...059 AND 060. * RELATIVE HUMIDITY: 19 TO 23 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 2O TO 25 MPH. * DISPERSIONS: 65 TO 75. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
2 follow-up statements
846 WWUS84 KMOB 202246 CCA RFWMOB URGENT - FIRE WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE MOBILE AL 219 PM CST THU DEC 20 2012 ...RED FLAG WARNING IN EFFECT FROM LATE FRIDAY MORNING THROUGH FRIDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE DUE TO A PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY AND HIGH 20 FOOT WIND SPEEDS... ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR PORTIONS OF SOUTH CENTRAL ALABAMA DUE TO POTENTIALLY LONG PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY... .MUCH DRIER AND COOLER AIR WILL FILTER INTO THE REGION THROUGH FRIDAY IN THE WAKE OF A STRONG COLD FRONT. HUMIDITY VALUES WILL DROP INTO THE UPPER TEEN TO LOWER 20 PERCENT RANGE ACROSS THE WESTERN FLORIDA PANHANDLE AND SOUTH CENTRAL ALABAMA. 20 FOOT WINDS SPEEDS WILL INCREASE TO 15 TO 20 MPH DURING THE AFTERNOON. FLZ001>006-211300- /O.UPG.KMOB.FW.A.0032.121221T1600Z-121221T2300Z/ /O.NEW.KMOB.FW.W.0035.121221T1600Z-121221T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 219 PM CST THU DEC 20 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 5 PM CST FRIDAY FOR THE WESTERN FLORIDA PANHANDLE DUE TO A PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY AND HIGH 20 FOOT WIND SPEEDS... * RELATIVE HUMIDITY: 19 TO 24 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 55 TO 60. * ERC: 20 TO 25. * 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. && $$ ALZ054>060-211300- /O.COR.KMOB.FW.A.0033.121221T1800Z-121221T2300Z/ WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 219 PM CST THU DEC 20 2012 ...FIRE WEATHER WATCH IN EFFECT FRIDAY AFTERNOON FOR PORTIONS OF SOUTH CENTRAL ALABAMA DUE TO A POTENTIALLY LONG PERIOD OF CRITICALLY LOW RELATIVE HUMIDITY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FRIDAY AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 054...055...056...057... 058...059 AND 060. * RELATIVE HUMIDITY: 19 TO 23 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 65 TO 75. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
548 WWUS84 KMOB 211206 RFWMOB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 606 AM CST FRI DEC 21 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT ACROSS THE WESTERN FLORIDA PANHANDLE... ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT ACROSS SOUTHWEST AND SOUTH CENTRAL ALABAMA... .MUCH DRIER AND COOLER AIR WILL FILTER INTO THE REGION TODAY IN THE WAKE OF A STRONG COLD FRONT. HUMIDITY VALUES WILL DROP INTO THE UPPER TEEN TO LOWER 20 PERCENT RANGE ACROSS THE WESTERN FLORIDA PANHANDLE AND SOUTHWEST AND SOUTH CENTRAL ALABAMA SOUTH CENTRAL ALABAMA. 20 FOOT WINDS SPEEDS WILL INCREASE TO 15 TO 20 MPH TODAY. ALZ054>060-212300- /O.UPG.KMOB.FW.A.0033.121221T1800Z-121221T2300Z/ /O.EXB.KMOB.FW.W.0035.121221T1800Z-121221T2300Z/ WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW-ESCAMBIA-COVINGTON- 606 AM CST FRI DEC 21 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT ACROSS SOUTH CENTRAL ALABAMA... * RELATIVE HUMIDITY: 19 TO 23 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 65 TO 75. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT DANGEROUS FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR LIKELY WILL OCCUR. A COMBINATION OF LOW RELATIVE HUMIDITY AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ ALZ051>053-061>064-212300- /O.EXB.KMOB.FW.W.0035.121221T1800Z-121221T2300Z/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 606 AM CST FRI DEC 21 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT ACROSS SOUTHWEST ALABAMA... * RELATIVE HUMIDITY: 19 TO 24 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 55 TO 60. * ERC: 20 TO 25. * IMPACTS: ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF LOW RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$ FLZ001>006-212300- /O.CON.KMOB.FW.W.0035.121221T1600Z-121221T2300Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 606 AM CST FRI DEC 21 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF LOW RELATIVE HUMIDITY BELOW 35 PERCENT ACROSS THE WESTERN FLORIDA PANHANDLE... * RELATIVE HUMIDITY: 19 TO 24 PERCENT. * WINDS: SUSTAINED NORTHWEST NEAR 15 MPH WITH GUSTS OF 20 TO 25 MPH. * DISPERSIONS: 55 TO 60. * ERC: 20 TO 25. * 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 |
|---|---|---|---|---|
| Dec 20, 7:52 AM CST | Tornado Warning | MOB | Escambia | 53 min |
| Dec 20, 8:27 AM CST | Tornado Warning | MOB | Escambia, Okaloosa, Santa Rosa | 63 min |
| Dec 20, 8:29 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 46 min |
| Dec 20, 8:41 AM CST | Tornado Warning | MOB | Escambia, Okaloosa, Santa Rosa | 64 min |
| Dec 20, 9:00 AM CST | Tornado Warning | MOB | Escambia, Santa Rosa | 60 min |
| Dec 20, 9:11 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 25 min |
| Dec 20, 9:25 AM CST | Tornado Warning | MOB | Okaloosa | 55 min |
| Dec 20, 9:43 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 62 min |
| Dec 20, 10:19 AM CST | Areal Flood Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 3 hr |
| Dec 20, 2:51 AM CST | Gale Warning | MOB | 30 hr | |
| Dec 20, 2:51 AM CST | Small Craft Advisory | MOB | 33 hr | |
| Dec 20, 4:11 AM CST | Tornado Warning | MOB | Mobile | 64 min |
| Dec 20, 4:42 AM CST | Tornado Warning | MOB | Mobile | 36 min |
| Dec 20, 4:49 AM CST | Tornado Warning | MOB | Choctaw | 30 min |
| Dec 20, 5:14 AM CST | Tornado Warning | MOB | Baldwin | 46 min |
| Dec 20, 5:29 AM CST | Tornado Warning | MOB | Washington | 46 min |
| Dec 20, 5:38 AM CST | Tornado Warning | MOB | Choctaw, Clarke, Washington | 52 min |
| Dec 20, 5:45 AM CST | Tornado Warning | MOB | Baldwin, Mobile | 39 min |
| Dec 20, 6:03 AM CST | Tornado Warning | MOB | Clarke | 28 min |
| Dec 20, 6:06 AM CST | Tornado Warning | MOB | Washington | 22 min |
| Dec 20, 6:08 AM CST | Tornado Warning | MOB | Baldwin | 21 min |
| Dec 20, 6:11 AM CST | Tornado Warning | MOB | Conecuh, Escambia, Monroe | 49 min |
| Dec 20, 6:39 AM CST | Tornado Warning | MOB | Conecuh, Monroe | 35 min |
| Dec 20, 6:40 AM CST | Tornado Warning | MOB | Washington | 50 min |
| Dec 20, 6:56 AM CST | Tornado Warning | MOB | Baldwin, Mobile | 34 min |
| Dec 20, 7:02 AM CST | Tornado Warning | MOB | Baldwin, Mobile | 58 min |
| Dec 20, 7:06 AM CST | Special Marine Warning | MOB | 84 min | |
| Dec 20, 7:18 AM CST | Tornado Warning | MOB | Clarke, Washington | 42 min |
| Dec 20, 7:19 AM CST | Tornado Warning | MOB | Conecuh, Escambia, Monroe | 56 min |
| Dec 20, 7:25 AM CST | Tornado Warning | MOB | Clarke, Wilcox | 50 min |
| Dec 20, 7:36 AM CST | Tornado Warning | MOB | Baldwin, Clarke, Monroe | 42 min |
| Dec 20, 8:10 AM CST | Tornado Warning | MOB | Wilcox | 32 min |
| Dec 20, 8:14 AM CST | Tornado Warning | MOB | Conecuh, Monroe | 33 min |
| Dec 20, 8:15 AM CST | Severe Thunderstorm Warning | MOB | Choctaw, Clarke | 17 min |
| Dec 20, 8:26 AM CST | Special Marine Warning | MOB | 94 min | |
| Dec 20, 9:28 AM CST | Severe Thunderstorm Warning | MOB | Wilcox | 15 min |
| Dec 20, 9:30 AM CST | Special Marine Warning | MOB | 60 min | |
| Dec 20, 9:49 AM CST | Severe Thunderstorm Warning | MOB | Wilcox | 26 min |
| Dec 20, 9:50 AM CST | Tornado Warning | MOB | Covington, Crenshaw | 16 min |
| Dec 20, 10:23 AM CST | Special Marine Warning | MOB | 82 min | |
| Dec 20, 11:34 AM CST | Special Marine Warning | MOB | 61 min | |
| Dec 20, 2:19 PM CST | Fire Weather Watch | MOB | Butler, Conecuh, Covington, Crenshaw, Escambia, Monroe and 1 more | 16 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; radar from the NEXRAD Level II archive.