Alert archive / Alabama / Flash Flood Warnings in 2002
Flash Flood Warning 25, NWS Birmingham, AL
NWS Birmingham, AL issued this flash flood warning at Jul 12, 2002, 7:28 PM CDT for Jefferson County, Alabama. It was in force for 3 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 12, 2002, 7:28 PM CDT (00:28 UTC)
- Expired
- Jul 12, 2002, 10:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Jefferson County, AL
The radar
The Birmingham radar (KBMX), 44 km from the middle of the area, began a volume at 00:31 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, 0.5 hours before the alert went out and 43 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
- 481 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 660 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 11 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 130028 FFWBHM ALC073-130315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 725 PM CDT FRI JUL 12 2002 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * FLASH FLOOD WARNING FOR... JEFFERSON COUNTY IN ALABAMA * UNTIL 1015 PM CDT * AT 725 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAIN ALONG INTERSTATE 65 STRETCHING THE LENGTH OF THE COUNTY...MOVING EAST NORTHEAST AROUND 20 MPH. RADAR ESTIMATES THREE TO FIVE INCHES OF RAINFALL FROM NEAR BIRMINGHAM...TO TARRANT...TO GARDENDALE IN THE PAST FEW HOURS. ADDITIONAL RAINFALL OF ONE TO TWO INCHES IS POSSIBLE IN THE NEXT FEW HOURS. THE AREAS NORTH AND EAST OF BIRMINGHAM ARE AT THE GREATEST THREAT FOR FLOODING. FLOODING HAS BEEN REPORTED IN GARDENDALE WITH SEVERAL ROADS IMPASSABLE. FIVE MILE CREEK IS FLOODED IN AND NEAR HUFFMAN. SEVERAL RESCUES ARE IN PROGRESS. THIS IS A VERY DANGEROUS AND LIFE THREATENING SITUATION...MOVE TO HIGHER GROUND IMMEDIATELY. 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.
3 follow-up statements
000 WGUS74 KBMX 130117 CCA FFSBHM ALC073-130200- FLASH FLOOD STATEMENT..CORRECTED FOR WARNING TIME NATIONAL WEATHER SERVICE BIRMINGHAM AL 805 PM CDT FRI JUL 12 2002 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 PM... AT 805 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED MODERATE TO HEAVY RAINFALL CONTINUING ACROSS EASTERN JEFFERSON COUNTY. THE HEAVIEST RAIN WAS LOCATED EAST OF A CENTER POINT TO BIRMINGHAM. THE RAIN AREA CONTINUES SLOWLY MOVING EAST. NUMEROUS AREA CREEKS HAVE RISEN OUT OF THEIR BANKS. FLOODING HAS BEEN REPORTED IN TARRANT...GARDENDALE...CENTER POINT...PINSON... KETONA...ROEBUCK...HUFFMAN...AND BIRMINGHAM. ALTHOUGH THE HEAVIEST RAINFALL HAS MOVED EAST...RUNOFF WILL CONTINUE FOR SEVERAL HOURS. THIS IS A DANGEROUS...LIFE THREATENING SITUATION...AND EVERY PRECAUTION SHOULD BE TAKEN TO AVOID LOSS OF LIFE AND PROERTY. EXTENSIVE FLOODING IS EXPECTED. MOTORISTS SHOULD AVOID WATER COVERED ROADS...AND FIND ALTERNATIVE ROUTES. 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.
000 WGUS74 KBMX 130232 FFSBHM ALC073-130330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 924 PM CDT FRI JUL 12 2002 ...A FLASH FLOOD WARNING IN EFFECT FOR JEFFERSON COUNTY UNTIL 1015 PM... AT 924 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES MOST OF THE HEAVY RAINFALL HAS DECREASED IN INTENSITY...BUT ADDITIONAL THUNDERSTORMS ARE DEVELOPING IN WESTERN JEFFERSON COUNTY. RADAR ESTIMATES TWO TO FOUR INCHES OF RAIN FELL THIS EVENING...WITH SOME ISOLATED AMOUNTS AS HIGH AS SIX INCHES. THE HEAVIEST RAINFALL MAINLY OCCURRED FROM BIRMINGHAM...TO TARRANT...TO PINSON. REPORTS INDICATE NUMEROUS LOCAL STREAMS AND CREEKS ARE ABOVE BANKFULL AND FLOODING ROADWAYS. MANY ROADS ARE CLOSED AND THE RUNOFF FROM THE HEAVY RAIN WILL CONTINUE FRO A FEW MORE HOURS. 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.
000 WGUS74 KBMX 130235 CCA FFSBHM ALC073-130330- FLASH FLOOD STATEMENT...CORRECTED ADDITIONAL RAIN AMOUNT NATIONAL WEATHER SERVICE BIRMINGHAM AL 924 PM CDT FRI JUL 12 2002 ...A FLASH FLOOD WARNING IN EFFECT FOR JEFFERSON COUNTY UNTIL 1015 PM... AT 924 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES MOST OF THE HEAVY RAINFALL HAS DECREASED IN INTENSITY...BUT ADDITIONAL THUNDERSTORMS ARE DEVELOPING IN WESTERN JEFFERSON COUNTY...WITH UP TO ANOTHER HALF INCH POSSIBLE THROUGH 1015 PM. RADAR ESTIMATES TWO TO FOUR INCHES OF RAIN FELL THIS EVENING...WITH SOME ISOLATED AMOUNTS AS HIGH AS SIX INCHES. THE HEAVIEST RAINFALL MAINLY OCCURRED FROM BIRMINGHAM...TO TARRANT...TO PINSON. REPORTS INDICATE NUMEROUS LOCAL STREAMS AND CREEKS ARE ABOVE BANKFULL AND FLOODING ROADWAYS. MANY ROADS ARE CLOSED AND THE RUNOFF FROM THE HEAVY RAIN WILL CONTINUE FOR A FEW MORE HOURS. 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 |
|---|---|---|---|---|
| Jul 12, 7:56 PM CDT | Severe Thunderstorm Warning | BMX | Autauga | 34 min |
| Jul 12, 10:17 PM CDT | Flash Flood Warning | BMX | Jefferson | 3 hr |
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.