Alert archive / Alabama / Flash Flood Warnings in 2002
Flash Flood Warning 33, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Sep 22, 2002, 6:56 AM CDT for Bibb County, Tuscaloosa County, Alabama. It was in force for 4 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
- Sep 22, 2002, 6:56 AM CDT (11:56 UTC)
- Expired
- Sep 22, 2002, 10:45 AM CDT
- In force
- 4 hr
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Bibb County, AL, Tuscaloosa County, AL
The radar
The Birmingham radar (KBMX), 52 km from the middle of the area, began a volume at 11:56 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 00:00Z, 11.9 hours before the alert went out and 51 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
- 1963 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1044 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KBMX 221156 FFWBHM ALC007-125-221545- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 652 AM CDT SUN SEP 22 2002 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * FLASH FLOOD WARNING FOR... BIBB COUNTY IN ALABAMA TUSCALOOSA COUNTY IN WEST CENTRAL ALABAMA * UNTIL 1045 AM CDT * AT 651 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER MOST OF TUSCALOOSA AND BIBB COUNTIES...AND ADDITIONAL RAIN WILL CONTINUE TO SPREAD INTO THE AREA FROM THE WEST. RAIN IS FALLING AT A RATE OF 2 INCHES PER HOUR...OR MORE...AND THE RAIN WILL CONTINUE OVER THE WARNING AREA FOR THE NEXT SEVERAL HOURS...CAUSING FLASH FLOODING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.
2 follow-up statements
000 WGUS74 KBMX 221322 FFSBHM ALC007-125-221545- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 820 AM CDT SUN SEP 22 2002 A FLASH FLOOD WARNING REMAINS IN EFFECT FOR BIBB AND TUSCALOOSA COUNTIES UNTIL 1045 AM CDT. AT 820 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED MODERATE TO HEAVY RAINFALL CONTINUING ACROSS THE MOST OF TUSCALOOSA COUNTY...AND ALL OF BIBB COUNTY. THIS HEAVY RAIN WILL CONTINUE MOVE FROM WEST TO EAST ACROSS THE AREA THROUGH 10 AM. PARTS OF THE WARNING AREA HAVE RECEIVED UP TO 5 INCHES OF RAIN SINCE MIDNIGHT... AND AND ADDITIONAL 2 INCHES...OR MORE...OF RAIN IS POSSIBLE. CONSIDERABLE FLASH FLOODING IS EXPECTED. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
000 WGUS74 KBMX 221545 FFSBHM ALC007-125-221600- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1045 AM CDT SUN SEP 22 2002 THE FLASH FLOOD WARNING FOR BIBB AND TUSCALOOSA COUNTIES HAS BEEN ALLOWED TO EXPIRE... AT 1042 AM CDT NATIONAL WEATHER SERVICE RADAR INDICATED THAT RAINFALL HAS DIMINISHED ACROSS BIBB AND TUSCALOOSA COUNTIES. REPORTS ACROSS THE AREA ALSO SHOW THAT THE FLOODING THREAT HAS DIMINISHED...THUS THE WARNING AS BEEN ALLOWED TO EXPIRE. DURING HEAVY RAINS...KEEP CHILDREN AWAY FROM STORM DRAINS... DITCHES...CREEKS AND STREAMS. SHALLOW...GENTLY FLOWING WATER CAN BECOME A RAGING TORRENT IN A MATTER OF MINUTES WHEN HEAVY RAINS OCCUR. KEEP IN MIND THAT...THIS DEEP...FAST MOVING WATER WILL CONTINUE FOR SEVERAL HOURS AFTER THE RAINS HAVE STOPPED.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 22, 1:56 AM CDT | Flash Flood Warning | BMX | Clay, Randolph | 4 hr |
| Sep 22, 3:32 AM CDT | Flash Flood Warning | BMX | Jefferson, St. Clair, Shelby, Talladega | 4 hr |
| Sep 22, 4:58 AM CDT | Severe Thunderstorm Warning | BMX | Talladega | 47 min |
| Sep 22, 5:24 AM CDT | Severe Thunderstorm Warning | BMX | Coosa | 51 min |
| Sep 22, 6:03 AM CDT | Flash Flood Warning | BMX | Chilton, Coosa | 4 hr |
| Sep 22, 7:27 AM CDT | Flash Flood Warning | BMX | Jefferson, Shelby, Talladega | 4 hr |
| Sep 22, 10:00 AM CDT | Flash Flood Warning | BMX | Chilton, Coosa | 60 min |
Nearby
Flash Flood Warnings in Alabama, 2002Every flash flood warning in 2002
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.