Flash Flood Warning 21, NWS Birmingham, AL

Issued

Jul 31, 2012, 1:53 AM CDT (06:53 UTC)

Expired

Jul 31, 2012, 5:00 AM CDT

In force

3 hr

Issued by

NWS Birmingham, AL

Area

Storm-based polygon

Flood severity

None

County Jefferson County, AL

The Birmingham radar (KBMX), 47 km from the middle of the area, began a volume at 06:53 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

396 
WGUS54 KBMX 310653
FFWBMX
ALC073-311000-
/O.NEW.KBMX.FF.W.0021.120731T0653Z-120731T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
153 AM CDT TUE JUL 31 2012

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JEFFERSON COUNTY IN ALABAMA...

* UNTIL 500 AM CDT

* AT 151 AM CDT...NATIONAL WEATHER SERVICE INDICATED CLUSTERS OF  
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
DOPPLER RADAR ESTIMATES INDICATE UP TO 3 INCHES OF RAIN HAS FALLEN 
IN PORTIONS OF THE BIRMINGHAM METRO AREA WITHIN THE LAST HOUR. 
ADDITIONAL AMOUNTS OF TWO TO FOUR INCHES ARE POSSIBLE ACROSS THE 
WARNED AREA.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BESSEMER...BIRMINGHAM...FAIRFIELD...FULTONDALE...GARDENDALE...
  HOMEWOOD...HOOVER...HUEYTOWN...IRONDALE...LEEDS...MOUNTAIN BROOK...
  TRUSSVILLE...VESTAVIA HILLS...ADAMSVILLE...ALABAMA ADVENTURE...
  ALTON...B.J.C.C....BARBER MOTORSPORTS PARK...BIRMINGHAM AIRPORT...
  BIRMINGHAM FAIRGOUNDS...BLUFF PARK...BON AIR...BRIGHTON...
  BROOKSIDE...CAHABA HEIGHTS...CARDIFF...CENTER POINT...CLAY...ENSLEY
  AND FORESTDALE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

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.

&&

TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758 OR TWEET YOUR REPORT USING HASHTAG ALWX

LAT...LON 3384 8676 3376 8665 3376 8654 3356 8655
      3352 8652 3347 8661 3347 8667 3325 8699
      3325 8706 3328 8707 3346 8733 3349 8733
      3348 8729 3353 8727 3352 8725 3355 8719
      3362 8717 3366 8706 3377 8703 3382 8695

$$

19

182 
WGUS74 KBMX 310822
FFSBMX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
322 AM CDT TUE JUL 31 2012

ALC073-311000-
/O.CON.KBMX.FF.W.0021.000000T0000Z-120731T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON AL-
322 AM CDT TUE JUL 31 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR JEFFERSON COUNTY UNTIL
500 AM CDT...

AT 316 AM CDT...LIGHT TO MODERATE RAINFALL WAS OCCURRING ACROSS 
JEFFERSON COUNTY. EMERGENCY MANAGEMENT HAS REPORTED FLOODING IN AND 
AROUND THE BIRMINGHAM METRO AREA. RADAR HAS ESTIMATED RAINFALL 
AMOUNTS OF 2 TO 4 INCHES ACROSS THE WARNED AREA SINCE 1 AM CDT. 
ANOTHER CLUSTER OF STORMS WITH HEAVY RAINFALL COULD AFFECT THE AREA 
BETWEEN 4 AM AND 5 AM CDT.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
BESSEMER...BIRMINGHAM...FAIRFIELD...FULTONDALE...GARDENDALE...
HOMEWOOD...HOOVER...HUEYTOWN...IRONDALE...LEEDS...MOUNTAIN BROOK...
TRUSSVILLE...VESTAVIA HILLS...ADAMSVILLE...ALABAMA ADVENTURE...
ALTON...B.J.C.C....BARBER MOTORSPORTS PARK...BIRMINGHAM AIRPORT...
BIRMINGHAM FAIRGOUNDS...BLUFF PARK...BON AIR...BRIGHTON...
BROOKSIDE...CAHABA HEIGHTS...CARDIFF...CENTER POINT...CLAY...ENSLEY
AND FORESTDALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.

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.

&&

LAT...LON 3384 8676 3376 8665 3376 8654 3356 8655
      3352 8652 3347 8661 3347 8667 3325 8699
      3325 8706 3328 8707 3346 8733 3349 8733
      3348 8729 3353 8727 3352 8725 3355 8719
      3362 8717 3366 8706 3377 8703 3382 8695

$$

Flash Flood Warnings in Alabama, 2012Every flash flood warning in 2012

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.