Alert archive / Alabama / Flash Flood Warnings in 1999
Flash Flood Warning 47, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Jul 6, 1999, 8:26 PM CDT for Colbert County, Lauderdale County, Alabama. It was in force for 2 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
- Jul 6, 1999, 8:26 PM CDT (01:26 UTC)
- Expired
- Jul 6, 1999, 10:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Colbert County, AL, Lauderdale County, AL
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 1.4 hours before the alert went out and 180 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
- 2128 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1365 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 070126 FFWBHM ALC033-077-070330- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 826 PM CDT TUE JUL 6 1999 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A... * FLASH FLOOD WARNING FOR... WESTERN COLBERT COUNTY... IN NORTHERN ALABAMA. WESTERN LAUDERDALE COUNTY... IN NORTHERN ALABAMA. * UNTIL 1030 PM CDT * NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAIN OVER WESTERN LAUDERDALE AND WESTERN COLBERT COUNTIES. THIS STORM WAS NEARLY STATIONARY AND WAS PRODUCING VERY HEAVY RAINFALL. RAINFALL AMOUNTS OF 2 TO 4 INCHES OVER ABOUT AN HOUR OR TWO CAN BE EXPECTED WITH THIS STORM. DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 6, 2:56 PM CDT, 5 hours 30 minutes before
ALZ001>050-GAZ089-090-102-120-062300- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 256 PM CDT TUE JUL 6 1999 A SHORT WAVE TROUGH IN THE UPPER ATMOSPHERE CONTINUES SLOWLY MOVING TOWARDS ALABAMA THIS AFTERNOON. DOPPLER RADAR INDICATES A LARGE AREA OF SHOWERS AND THUNDERSTORMS DEVELOPING IN WESTERN SOUTH CAROLINA... SOUTHWESTERN NORTH CAROLINA...AND NORTHERN GEORGIA. THE AREA OF STORMS WILL DRIFT SLIGHTLY SOUTHWARD AS IT APPROACHES ALABAMA...AND THE STORM PREDICTION CENTER AS PLACED MUCH OF EASTERN ALABAMA...IN A SLIGHT RISK FOR SEVERE THUNDERSTORMS...THROUGH WEDNESDAY MORNING. ISOLATED STORMS COULD BECOME SEVERE...WITH THE MAIN THREAT BEING DAMAGING WINDS AND DEADLY LIGHTNING. THE STORMS WILL ALSO BE SLOW MOVING...WHICH MEANS LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. CURRENTLY...NO WATCHES OR WARNINGS ARE IN EFFECT...BUT A SEVERE THUNDERSTORM WATCH DOES BORDER EXTREME NORTHEAST ALABAMA. STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT FOR CHANGING WEATHER CONDITIONS AND MONITOR NOAA WEATHER RADIO OR LOCAL TV AND RADIO FOR POSSIBLE WARNINGS LATER TONIGHT. THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA...SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...LOOK AT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT http://www.aces.edu/nws/
Special weather statement, Jul 6, 2:56 PM CDT, 5 hours 30 minutes before
ALZ001>050-GAZ089-090-102-120-062300- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 256 PM CDT TUE JUL 6 1999 A SHORT WAVE TROUGH IN THE UPPER ATMOSPHERE CONTINUES SLOWLY MOVING TOWARDS ALABAMA THIS AFTERNOON. DOPPLER RADAR INDICATES A LARGE AREA OF SHOWERS AND THUNDERSTORMS DEVELOPING IN WESTERN SOUTH CAROLINA... SOUTHWESTERN NORTH CAROLINA...AND NORTHERN GEORGIA. THE AREA OF STORMS WILL DRIFT SLIGHTLY SOUTHWARD AS IT APPROACHES ALABAMA...AND THE STORM PREDICTION CENTER AS PLACED MUCH OF EASTERN ALABAMA...IN A SLIGHT RISK FOR SEVERE THUNDERSTORMS...THROUGH WEDNESDAY MORNING. ISOLATED STORMS COULD BECOME SEVERE...WITH THE MAIN THREAT BEING DAMAGING WINDS AND DEADLY LIGHTNING. THE STORMS WILL ALSO BE SLOW MOVING...WHICH MEANS LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. CURRENTLY...NO WATCHES OR WARNINGS ARE IN EFFECT...BUT A SEVERE THUNDERSTORM WATCH DOES BORDER EXTREME NORTHEAST ALABAMA. STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT FOR CHANGING WEATHER CONDITIONS AND MONITOR NOAA WEATHER RADIO OR LOCAL TV AND RADIO FOR POSSIBLE WARNINGS LATER TONIGHT. THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA...SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...LOOK AT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT http://www.aces.edu/nws/
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 2:30 PM CDT | Flash Flood Warning | BMX | Jefferson, Shelby | 90 min |
| Jul 7, 2:48 PM CDT | Flash Flood Warning | BMX | Coosa, Tallapoosa | 87 min |
| Jul 7, 3:18 PM CDT | Flash Flood Warning | BMX | Autauga | 92 min |
| Jul 7, 4:46 PM CDT | Severe Thunderstorm Warning | BMX | Cleburne | 44 min |
| Jul 7, 4:54 PM CDT | Flash Flood Warning | BMX | Autauga | 61 min |
| Jul 7, 4:56 PM CDT | Severe Thunderstorm Warning | BMX | Hale, Perry | 49 min |
| Jul 7, 5:22 PM CDT | Tornado Warning | BMX | Marengo, Perry | 48 min |
| Jul 7, 6:00 PM CDT | Severe Thunderstorm Warning | BMX | Marengo, Sumter | 45 min |
| Jul 7, 6:07 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 48 min |
| Jul 7, 6:11 PM CDT | Severe Thunderstorm Warning | BMX | Fayette, Walker | 49 min |
| Jul 7, 6:17 PM CDT | Severe Thunderstorm Warning | BMX | DeKalb | 48 min |
| Jul 7, 6:57 PM CDT | Severe Thunderstorm Warning | BMX | Jackson | 48 min |
Nearby
Flash Flood Warnings in Alabama, 1999Every flash flood warning in 1999
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.