Alert archive / Alabama / Flash Flood Watches in 2012
Flash Flood Watch 2, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood watch at Feb 17, 2012, 2:33 PM CST for 16 counties in Alabama. It took effect at Feb 18, 2012, 3:00 PM CST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Feb 17, 2012, 2:33 PM CST (20:33 UTC)
- In effect from
- Feb 18, 2012, 3:00 PM CST
- Expired
- Feb 18, 2012, 8:23 PM CST
- In force
- 5 hr
- Issued by
- NWS Birmingham, AL
- Flood severity
- None
Counties Autauga County, AL, Barbour County, AL, Bullock County, AL, Dallas County, AL, Elmore County, AL, Greene County, AL, Hale County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Russell County, AL, Sumter County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 8.6 hours before the alert went out and 92 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
- 865 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
118 WGUS64 KBMX 172033 FFABMX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE BIRMINGHAM AL 233 PM CST FRI FEB 17 2012 ...HEAVY RAIN WILL OCCUR ACROSS CENTRAL ALABAMA... .RAINFALL AMOUNTS OF GENERALLY 1 TO 3 INCHES CAN BE EXPECTED OVER THE SOUTHERN HALF OF CENTRAL ALABAMA SATURDAY AFTERNOON THROUGH SUNDAY MORNING... WITH THE HIGHEST TOTALS... POSSIBLY UP TO 4 INCHES... NEAR THE I-85 CORRIDOR SOUTHWARD. ALZ030>033-039>050-181200- /O.NEW.KBMX.FF.A.0002.120218T2100Z-120219T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SUMTER-GREENE-HALE-PERRY-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...LIVINGSTON...EUTAW...GREENSBORO... MOUNDVILLE...MARION...DEMOPOLIS...LINDEN...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 233 PM CST FRI FEB 17 2012 ...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL ALABAMA...INCLUDING THE FOLLOWING AREAS...AUTAUGA...DALLAS...ELMORE...LOWNDES... MONTGOMERY...PERRY...LEE...MACON...RUSSELL...BARBOUR...BULLOCK... PIKE...GREENE...HALE...MARENGO AND SUMTER. * FROM SATURDAY AFTERNOON THROUGH EARLY SUNDAY MORNING. * HEAVY RAIN WILL MOVE INTO THE SOUTHERN PORTIONS OF THE AREA SATURDAY AFTERNOON AND WILL CONTINUE DURING THE OVERNIGHT HOURS SATURDAY NIGHT. RAINFALL OF 1 TO 3 INCHES WILL BE POSSIBLE ACROSS THE SOUTH... WITH LOCALIZED AREAS RECEIVING HIGHER TOTALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
3 follow-up statements
925 WGUS64 KBMX 181153 FFABMX FLOOD WATCH NATIONAL WEATHER SERVICE BIRMINGHAM AL 553 AM CST SAT FEB 18 2012 ...HEAVY RAIN WILL OCCUR ACROSS CENTRAL ALABAMA... .RAINFALL AMOUNTS OF GENERALLY 1 TO 3 INCHES CAN BE EXPECTED OVER THE SOUTHERN HALF OF CENTRAL ALABAMA SATURDAY AFTERNOON THROUGH SUNDAY MORNING...WITH THE HIGHEST TOTALS...NEAR THE I-85 CORRIDOR AND SOUTHWARD. ALZ030>033-039>050-190000- /O.CON.KBMX.FF.A.0002.120218T2100Z-120219T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SUMTER-GREENE-HALE-PERRY-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...LIVINGSTON...EUTAW...GREENSBORO... MOUNDVILLE...MARION...DEMOPOLIS...LINDEN...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 553 AM CST SAT FEB 18 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 3 PM CST THIS AFTERNOON THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL ALABAMA...EAST CENTRAL ALABAMA...SOUTHEAST ALABAMA AND WEST CENTRAL ALABAMA...INCLUDING THE FOLLOWING AREAS...IN CENTRAL ALABAMA...AUTAUGA...DALLAS...ELMORE... LOWNDES...MONTGOMERY AND PERRY. IN EAST CENTRAL ALABAMA... LEE...MACON AND RUSSELL. IN SOUTHEAST ALABAMA...BARBOUR... BULLOCK AND PIKE. IN WEST CENTRAL ALABAMA...GREENE...HALE... MARENGO AND SUMTER. * FROM 3 PM CST THIS AFTERNOON THROUGH LATE TONIGHT * HEAVY RAIN WILL MOVE INTO THE SOUTHERN PORTIONS OF THE AREA SATURDAY AFTERNOON AND WILL CONTINUE DURING THE OVERNIGHT HOURS SATURDAY NIGHT. RAINFALL OF 1 TO 3 INCHES WILL BE POSSIBLE ACROSS THE SOUTH... WITH LOCALIZED AREAS RECEIVING HIGHER TOTALS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
255 WGUS64 KBMX 182219 FFABMX FLOOD WATCH NATIONAL WEATHER SERVICE BIRMINGHAM AL 419 PM CST SAT FEB 18 2012 ...HEAVY RAIN WILL CONTINUE ACROSS SOUTH CENTRAL ALABAMA... .RAINFALL AMOUNTS OF GENERALLY 1 TO 3 INCHES...WITH ISOLATED HIGHER AMOUNTS...CAN BE EXPECTED OVER THE SOUTHERN HALF OF CENTRAL ALABAMA THIS AFTERNOON THROUGH SUNDAY MORNING. THE HIGHEST TOTALS WILL BE NEAR THE I-85 CORRIDOR AND SOUTHWARD. ALZ030>033-039>050-191200- /O.CON.KBMX.FF.A.0002.000000T0000Z-120219T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SUMTER-GREENE-HALE-PERRY-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...LIVINGSTON...EUTAW...GREENSBORO... MOUNDVILLE...MARION...DEMOPOLIS...LINDEN...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 419 PM CST SAT FEB 18 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL ALABAMA...EAST CENTRAL ALABAMA...SOUTHEAST ALABAMA AND WEST CENTRAL ALABAMA...INCLUDING THE FOLLOWING AREAS...IN CENTRAL ALABAMA...AUTAUGA...DALLAS...ELMORE... LOWNDES...MONTGOMERY AND PERRY. IN EAST CENTRAL ALABAMA... LEE...MACON AND RUSSELL. IN SOUTHEAST ALABAMA...BARBOUR... BULLOCK AND PIKE. IN WEST CENTRAL ALABAMA...GREENE...HALE... MARENGO AND SUMTER. * THROUGH LATE TONIGHT * HEAVY RAIN WILL CONTINUE TO MOVE INTO THE SOUTHERN PORTIONS OF THE AREA THIS EVENING AND OVERNIGHT. RAINFALL AMOUNTS OF 1 TO 3 INCHES WILL BE POSSIBLE ACROSS THE SOUTH...WITH ISOLATED HIGHER AMOUNTS POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
177 WGUS64 KBMX 190223 FFABMX FLOOD WATCH NATIONAL WEATHER SERVICE BIRMINGHAM AL 823 PM CST SAT FEB 18 2012 ...THREAT OF EXCESSIVE RAIN ENDING... ALZ030>033-039>050-190330- /O.CAN.KBMX.FF.A.0002.000000T0000Z-120219T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ SUMTER-GREENE-HALE-PERRY-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE- MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR- INCLUDING THE CITIES OF...LIVINGSTON...EUTAW...GREENSBORO... MOUNDVILLE...MARION...DEMOPOLIS...LINDEN...SELMA...PRATTVILLE... FORT DEPOSIT...HAYNEVILLE...WETUMPKA...TALLASSEE...MONTGOMERY... TUSKEGEE...UNION SPRINGS...AUBURN...OPELIKA...PHENIX CITY... TROY...EUFAULA 823 PM CST SAT FEB 18 2012 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL ALABAMA...EAST CENTRAL ALABAMA...SOUTHEAST ALABAMA AND WEST CENTRAL ALABAMA HAS BEEN CANCELLED. A FEW LOCATIONS MAY STILL RECEIVE A QUARTER TO HALF INCH OF RAINFALL OVERNIGHT...BUT AVERAGES WILL BE AROUND A TENTH OF AN INCH IN THE PREVIOUS THREAT AREA. RUNOFF MAY OCCUR FOR SEVERAL MORE HOURS AS SEVERAL LOCATIONS HAVE RECEIVED 2 INCHES OR MORE OF RAIN...BUT IF ANY PROBLEMS OCCUR...IT WILL BE MORE OF A NUISANCE TYPE RUNOFF. $$
Nearby
Flash Flood Watches in Alabama, 2012Every flash flood watch 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.