Alert archive / Alabama / Flash Flood Warnings in 2007

Flash Flood Warning 11, NWS Mobile, AL

April 1, 2007Escambia County, Alabama

NWS Mobile, AL issued this flash flood warning at Apr 1, 2007, 9:12 PM CDT for Escambia County, Alabama. It took effect at Apr 1, 2007, 9:20 PM CDT. 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
Apr 1, 2007, 9:12 PM CDT (02:12 UTC)
In effect from
Apr 1, 2007, 9:20 PM CDT
Expired
Apr 2, 2007, 12:15 AM CDT
In force
3 hr
Issued by
NWS Mobile, AL
Area
Whole counties

County Escambia County, AL

The radar

The Mobile radar (KMOB), 114 km from the middle of the area, began a volume at 02:13 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, 2.2 hours before the alert went out and 231 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 00:00Z on 2007-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 205 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2007-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
205 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
658 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KMOB 020220
FFWMOB
ALC053-020515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
912 PM CDT SUN APR 1 2007

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL ESCAMBIA COUNTY IN SOUTH CENTRAL ALABAMA...
  THIS INCLUDES THE CITY OF BREWTON...

* UNTIL 1215 AM CDT

* AT 909 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  VERY HEAVY RAIN FROM THUNDERSTORMS LOCATED FROM BOYKIN SOUTHWEST   
  TO NEAR WAWBEEK...MOVING EAST AT 15 MPH. RAINFALL AMOUNTS OF 2 TO  
  3 INCHES IN THE LAST THREE HOURS HAVE ALREADY FALLEN ACROSS        
  PORTIONS OF ESCAMBIA COUNTY. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 
  INCHES ARE POSSIBLE IN THE WARNED AREA THROUGH MIDNIGHT. SOME      
  MINOR STREET FLOODING HAS BEEN REPORTED IN BREWTON AND UNTIL THE   
  RAIN ENDS LATER TONIGHT...ADDITIONAL FLOODING WILL REMAIN          
  POSSIBLE. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  FOSHEE...WALLACE...OSAKA...POLLARD...APPLETON...KEEGO...EAST
  BREWTON...KIRKLAND...ROCK HILL...ROBERTS...BOYKIN...US 29 AND CR 43
  AND PARKER SPRINGS

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. MOVE TO HIGHER GROUND.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MOBILE.

LAT...LON 3122 8744 3102 8746 3101 8678 3125 8678

$$
1 follow-up statement
000 
WGUS74 KMOB 020410
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1108 PM CDT SUN APR 1 2007

ALC053-020515-
ESCAMBIA AL-
1108 PM CDT SUN APR 1 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
EASTERN ESCAMBIA COUNTY...

AT 1103 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS PRODUCING VERY HEAVY RAIN. THESE STORMS WERE 
LOCATED ALONG A LINE EXTENDING FROM KEEGO TO BRADLEY. THE 
THUNDERSTORMS WITH EXCESSIVE RAIN WERE MOVING SLOWLY EAST SOUTHEAST.

THESE THUNDERSTORMS WITH EXCESSIVE RAIN WILL OTHERWISE REMAIN OVER 
MAINLY RURAL AREAS OF EASTERN ESCAMBIA COUNTY.

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. MOVE TO HIGHER GROUND.

LAT...LON 3113 8717 3101 8735 3101 8671 3119 8671
      3125 8678

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 2, 4:27 AM CDTDense Fog AdvisoryMOBChoctaw, Washington5 hr

Nearby

Flash Flood Warnings in Alabama, 2007Every flash flood warning in 2007

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.