Alert archive / Alabama / Flash Flood Warnings in 2001

Flash Flood Warning 6, NWS Mobile, AL

March 3, 200113 counties in Alabama; 5 counties in Mississippi; Escambia County, Florida

NWS Mobile, AL issued this flash flood warning at Mar 3, 2001, 5:15 PM CST for 13 counties in Alabama; 5 counties in Mississippi; Escambia County, Florida. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Mar 3, 2001, 5:15 PM CST (23:15 UTC)
Expired
Mar 3, 2001, 11:00 PM CST
In force
6 hr
Issued by
NWS Mobile, AL
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Baldwin County, AL, Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Marengo County, AL, Mobile County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, Escambia County, FL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS

The radar

The Mobile radar (KMOB), 99 km from the middle of the area, began a volume at 23:15 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 12:00Z, 11.3 hours before the alert went out and 212 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 12:00Z on 2001-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2001-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
631 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
159 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMOB 032328 COR
FFWMOB
ALC003-013-023-025-035-039-041-053-091-097-099-129-131-FLC033-MSC039-
041-111-131-153-040500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...COR TO ADD ASTERISK...
NATIONAL WEATHER SERVICE MOBILE AL
515 PM CST SAT MAR 3 2001

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FLOOD 
WARNING EFFECTIVE UNTIL 11 PM CST SATURDAY EVENING FOR PEOPLE IN 
THE FOLLOWING COUNTIES

* IN SOUTHEAST MISSISSIPPI
     STONE...GEORGE...WAYNE...GREENE AND PERRY

* IN SOUTHWEST ALABAMA
     CLARKE...MONROE...CHOCTAW...NORTHERN BALDWIN...COVINGTON...
     MARENGO...WILCOX...ESCAMBIA...MOBILE...BUTLER...CONECUH...
     WASHINGTON AND CRENSHAW

* IN NORTHWEST FLORIDA
     NORTHWESTERN ESCAMBIA

* AT 5 PM CST...WEATHER SERVICE DOPPLER RADAR INDICATED ANOTHER AREA 
OF HEAVY RAIN WAS MOVING EAST ACROSS SOUTHWEST SOUTHWEST ALABAMA AND 
THE  EXTREME NORTHWEST FLORIDA PANHANDLE...LIGHTER RAIN CONTINUES 
OVER SOUTHEAST MISSISSIPPI. MANY ROADS ACROSS THE WARNED AREA ARE 
UNDERWATER WITH SEVERAL HIGHWAYS AND ROADS CLOSED. RADAR ESTIMATES 
OF TWO DAY RAIN TOTALS ARE AROUND 8 INCHES FROM MARENGO COUTY 
SOUTHWEST INTO WAYNE COUNTY MISSISSIPPI. REPORTS FROM AUTOMATED 
GAGES AND OBSERVERS INDICATE MOST PLACES WITH 3 TO 6 INCHES AND SOME 
PLACES CATCHING 7 TO 8 INCHES. 

ANOTHER INCH OF RAIN WITH ISOLATED 1 TO 2 TO INCH RAINS ARE POSSIBLE 
BEFORE THE RAIN TAPERS OFF LATER THIS EVENING. 
 
EXCESSIVE RUNOFF HAS CAUSED FLOODING OF SMALL CREEKS AND 
STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND 
FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING 
AREAS ARE SUBJECT TO FLASH 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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS IMPORTANT TO 
KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH 
CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID CAMPING 
ALONG STREAMS OR CREEKS DURING THREATENING RAINS.

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

LAT...LON 3242 8803 3255 8787 3250 8754 3208 8719
          3198 8619 3101 8618 3098 8735 3078 8732
          3075 8800 3035 8815 3039 8840 3073 8845
          3067 8933 3180 8880 3191 8850 3231 8842

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 3, 1:11 AM CSTFlash Flood WarningMOBChoctaw, Clarke, Marengo, Washington6 hr
Mar 3, 1:39 AM CSTSevere Thunderstorm WarningMOBMobile, Washington36 min
Mar 3, 1:55 AM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Monroe65 min
Mar 3, 2:45 AM CSTSevere Thunderstorm WarningMOBConecuh45 min
Mar 3, 3:09 AM CSTSevere Thunderstorm WarningMOBButler51 min
Mar 3, 7:15 AM CSTFlash Flood WarningMOBChoctaw, Clarke, Marengo, Washington4 hr
Mar 3, 11:24 AM CSTSevere Thunderstorm WarningMOBMobile36 min
Mar 3, 11:25 AM CSTFlash Flood WarningMOBBaldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 7 more6 hr
Mar 3, 3:47 PM CSTSevere Thunderstorm WarningMOBClarke, Washington28 min
Mar 3, 8:50 AM CSTFlash Flood WarningMOBGeorge, Stone2 hr

Nearby

Flash Flood Warnings in Alabama, 2001Flash Flood Warnings in Mississippi, 2001Flash Flood Warnings in Florida, 2001Every flash flood warning in 2001

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.