Alert archive / Alabama / Red Flag Warnings in 2009
Red Flag Warning 4, NWS Mobile, AL
NWS Mobile, AL issued this red flag warning at Jan 13, 2009, 1:52 PM CST for 10 counties in Alabama. It took effect at Jan 14, 2009, 5:00 AM CST. It was in force for 13 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
- Jan 13, 2009, 1:52 PM CST (19:52 UTC)
- In effect from
- Jan 14, 2009, 5:00 AM CST
- Expired
- Jan 14, 2009, 6:00 PM CST
- In force
- 13 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 19:54 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, 7.9 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
- 1986 m above ground
- 0-6 km bulk shear
- 91 kt
- 0-1 km storm-relative helicity
- -55 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KMOB 131952 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 152 PM CST TUE JAN 13 2009 ...A RED FLAG WARNING REMAINS IN EFFECT FOR INLAND OKALOOSA COUNTY IN NORTHWEST FLORIDA UNTIL 5 PM CST THIS AFTERNOON FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... ...A RED FLAG WARNING IS NOW IN EFFECT FROM 10 AM TO 6 PM WEDNESDAY FOR THE WESTERN FLORIDA PANHANDLE FOR EXPECTED LONG DURATIONS OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... ...A FIRE WEATHER WATCH IS NOW IN EFFECT THURSDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE FOR EXPECTED LONG DURATIONS OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... .DISCUSSION...A SERIES OF STRONG...COLD AND DRY ARCTIC HIGH PRESSURE SYSTEMS WILL IMPACT THE GULF COAST...BRINGING AN INCREASED RISK OF WILDFIRE EACH DAY. A LONG DURATION OF CRITICALLY LOW DAYTIME HUMIDITY WILL HAVE A HIGH LIKELIHOOD OF EXTENDING INTO FRIDAY AND SATURDAY AS WELL. FLZ005-141200- /O.UPG.KMOB.FW.A.0002.090114T1700Z-090114T2300Z/ /O.NEW.KMOB.FW.W.0004.090114T1600Z-090115T0000Z/ /O.NEW.KMOB.FW.A.0003.090115T1800Z-090116T0000Z/ /O.CON.KMOB.FW.W.0003.000000T0000Z-090113T2300Z/ INLAND OKALOOSA- 152 PM CST TUE JAN 13 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 6 PM CST WEDNESDAY... ...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON... THE RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. THE NATIONAL WEATHER SERVICE IN MOBILE HAS UPGRADED THE FIRE WEATHER WATCH OVER THE WEST FLORIDA PANHANDLE WEDNESDAY TO A RED FLAG WARNING. THE RED FLAG WARNING IS IN EFFECT FROM 10 AM TO 6 PM CST WEDNESDAY. A FIRE WEATHER WATCH HAS NOW BEEN ISSUED FOR THE WESTERN FLORIDA PANHANDLE FOR THURSDAY AFTERNOON. DRY HIGH PRESSURE BRINGS LOWEST HUMIDITIES DOWN TO NEAR 20 PERCENT ON WEDNESDAY FOR SEVERAL HOURS. BY THURSDAY...WITH COOLER DAYTIME HIGHS LOWEST HUMIDITIES LOOK TO DIP TO NEAR 25 PERCENT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH ON THURSDAY MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ FLZ001>004-006-141200- /O.UPG.KMOB.FW.A.0002.090114T1700Z-090114T2300Z/ /O.NEW.KMOB.FW.W.0004.090114T1600Z-090115T0000Z/ /O.NEW.KMOB.FW.A.0003.090115T1800Z-090116T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-COASTAL OKALOOSA- 152 PM CST TUE JAN 13 2009 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 6 PM CST WEDNESDAY... ...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS UPGRADED THE FIRE WEATHER WATCH OVER THE WEST FLORIDA PANHANDLE WEDNESDAY TO A RED FLAG WARNING. THE RED FLAG WARNING IS IN EFFECT FROM 10 AM TO 6 PM CST WEDNESDAY. A FIRE WEATHER WATCH HAS NOW BEEN ISSUED FOR THE WESTERN FLORIDA PANHANDLE FOR THURSDAY AFTERNOON. DRY HIGH PRESSURE BRINGS LOWEST HUMIDITIES DOWN TO 20 TO 25 PERCENT ON WEDNESDAY FOR SEVERAL HOURS. BY THURSDAY...WITH COOLER DAYTIME HIGHS LOWEST HUMIDITIES LOOK TO 23 TO 28 PERCENT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
2 follow-up statements
000 WWUS84 KMOB 141152 RFWMOB RED FLAG WARNING...CORRECTED TEXT... NATIONAL WEATHER SERVICE MOBILE AL 403 AM CST WED JAN 14 2009 ...A RED FLAG WARNING IS IN EFFECT FOR THE WESTERN FLORIDA PANHANDLE AND SOUTHWEST ALABAMA UNTIL 6 PM CST THIS AFTERNOON FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 25 PERCENT... ...A FIRE WEATHER WATCH IS IN EFFECT THURSDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE AND SOUTHWEST ALABAMA FOR EXPECTED LONG DURATIONS OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 25 PERCENT... .DISCUSSION...STRONG HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION THOUGHT THE WEEK GIVING WAY TO VERY DRY CONDITIONS THROUGH SATURDAY. AFTERNOON RELATIVE HUMIDITIES WILL HAVE TO CLOSELY MONITORED THROUGH THE FORECAST PERIOD. ALZ051>064-150215- /O.EXB.KMOB.FW.W.0004.090114T1100Z-090115T0000Z/ /O.EXB.KMOB.FW.A.0003.090115T1600Z-090116T0000Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 403 AM CST WED JAN 14 2009 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON... ...A RED FLAG WARNING IS IN EFFECT FOR SOUTHWEST ALABAMA UNTIL 6 PM CST THIS AFTERNOON FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... ...A FIRE WEATHER WATCH IS IN EFFECT THURSDAY AFTERNOON FOR SOUTHWEST ALABAMA FOR EXPECTED LONG DURATIONS OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... STRONG HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION THROUGH THE WEEK GIVING WAY TO VERY DRY CONDITIONS THROUGH SATURDAY. AFTERNOON RELATIVE HUMIDITIES WILL HAVE TO CLOSELY MONITORED THROUGH THE FORECAST PERIOD. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ FLZ001>006-150215- /O.EXT.KMOB.FW.W.0004.090114T1100Z-090115T0000Z/ /O.EXT.KMOB.FW.A.0003.090115T1600Z-090116T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 403 AM CST WED JAN 14 2009 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...FIRE WEATHER WATCH NOW IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON... ...A RED FLAG WARNING IS IN EFFECT FOR THE WESTERN FLORIDA PANHANDLE UNTIL 6 PM CST THIS AFTERNOON FOR A LONG DURATION OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... ...A FIRE WEATHER WATCH IS IN EFFECT THURSDAY AFTERNOON FOR THE WESTERN FLORIDA PANHANDLE FOR EXPECTED LONG DURATIONS OF CRITICALLY LOW RELATIVE HUMIDITY BELOW 35 PERCENT... STRONG HIGH PRESSURE WILL BUILD OVER THE CENTRAL GULF COAST REGION THROUGH THE WEEK GIVING WAY TO VERY DRY CONDITIONS THROUGH SATURDAY. AFTERNOON RELATIVE HUMIDITIES WILL HAVE TO CLOSELY MONITORED THROUGH THE FORECAST PERIOD. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
000 WWUS84 KMOB 142009 RFWMOB RED FLAG WARNING NATIONAL WEATHER SERVICE MOBILE AL 209 PM CST WED JAN 14 2009 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE FOR A MARGINALLY LONG DURATION OF RELATIVE HUMIDITIES BELOW 25 PERCENT... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON FOR THE NORTHWEST FLORIDA PANHANDLE FOR A MARGINALLY LONG DURATION OF RELATIVE HUMIDITIES BELOW 35 PERCENT... ...FIRE WEATHER WATCH IN EFFECT FRIDAY MORNING THROUGH FRIDAY EVENING FOR SOUTHWEST AND SOUTH CENTRAL ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE FOR A LONG DURATION OF RELATIVE HUMIDITIES BELOW 20 PERCENT... .A STRONG COLD FRONT ADVANCING FROM THE PLAINS MOVES THROUGH THE AREA LATE TONIGHT INTO THURSDAY MORNING AND USHERS AN ARCTIC AIRMASS INTO THE REGION. VERY COLD OVERNIGHT TEMPERATURES WILL FOLLOW FOR THURSDAY NIGHT AND FRIDAY NIGHT AS A LARGE DOME OF STRONG HIGH PRESSURE BUILDS INTO THE AREA. RELATIVE HUMIDITIES WILL REMAIN NEAR OR BELOW CRITICAL LEVELS FOR A MARGINAL DURATION THIS AFTERNOON OVER SOUTHWEST AND SOUTH CENTRAL ALABAMA...AND FOR A LONGER DURATION OVER THE NORTHWEST FLORIDA PANHANDLE. RELATIVE HUMIDITIES WILL DROP BELOW CRITICAL LEVELS AGAIN OVER THE NORTHWEST FLORIDA PANHANDLE ON THURSDAY...BUT WILL NOT SATISFY DURATION REQUIREMENTS OVER SOUTHWEST AND SOUTH CENTRAL ALABAMA. MUCH DRIER AIR WILL FLOW INTO THE REGION MEANWHILE AND DESPITE UNSEASONABLY COOL DAYTIME TEMPERATURES ON FRIDAY...RELATIVE HUMIDITIES WILL DROP TO BETWEEN 10 AND 20 PERCENT ON FRIDAY ACROSS SOUTHWEST AND SOUTH CENTRAL ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE. ALZ051>064-151215- /O.CAN.KMOB.FW.A.0003.090115T1600Z-090116T0000Z/ /O.NEW.KMOB.FW.A.0004.090116T1500Z-090117T0300Z/ /O.CON.KMOB.FW.W.0004.000000T0000Z-090115T0000Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN- 209 PM CST WED JAN 14 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING... ...FIRE WEATHER WATCH IS CANCELLED FOR THURSDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING. THE FIRE WEATHER WATCH HAS BEEN CANCELLED FOR THURSDAY. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. RELATIVE HUMIDITIES WILL REMAIN NEAR OR SLIGHTLY BELOW 25 PERCENT THROUGH MUCH OF THE AFTERNOON HOURS. RELATIVE HUMIDITIES WILL DROP TO NEAR CRITICAL LEVELS ON THURSDAY BUT WILL NOT SATISFY DURATION REQUIREMENTS. RELATIVE HUMIDITIES WILL DROP TO BETWEEN 10 AND 20 PERCENT ON FRIDAY AND REMAIN BELOW 25 PERCENT FOR A LONG DURATION. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ FLZ001>006-151215- /O.NEW.KMOB.FW.A.0004.090116T1400Z-090117T0600Z/ /O.EXT.KMOB.FW.A.0003.090115T1800Z-090116T0000Z/ /O.CON.KMOB.FW.W.0004.000000T0000Z-090115T0000Z/ INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA- 209 PM CST WED JAN 14 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... ...FIRE WEATHER WATCH NOW IN EFFECT THURSDAY AFTERNOON... ...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING. A FIRE WEATHER WATCH REMAINS IN EFFECT FOR THURSDAY AFTERNOON. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. RELATIVE HUMIDITIES WILL REMAIN BELOW 35 PERCENT THROUGH MUCH OF THE AFTERNOON HOURS. RELATIVE HUMIDITIES WILL DROP BELOW CRITICAL LEVELS ON THURSDAY FOR A MARGINALLY LONG DURATION. RELATIVE HUMIDITIES WILL DROP TO BETWEEN 10 AND 20 PERCENT ON FRIDAY AND REMAIN BELOW 35 PERCENT FOR A VERY LONG DURATION. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. VERY LOW RELATIVE HUMIDITY WILL MAKE FOR AN INCREASED POTENTIAL FOR FIRE GROWTH. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 13, 1:52 PM CST | Fire Weather Watch | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 40 hr |
| Jan 13, 3:25 PM CST | Hard Freeze Watch | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 29 hr |
| Jan 13, 3:07 AM CST | Red Flag Warning | MOB | 14 hr |
Nearby
Red Flag Warnings in Alabama, 2009Red Flag Warnings in Florida, 2009Every red flag warning in 2009
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.