Alert archive / Alabama / Flash Flood Warnings in 2000

Flash Flood Warning 9, NWS Birmingham, AL

September 1, 2000Montgomery County, Alabama

NWS Birmingham, AL issued this flash flood warning at Sep 1, 2000, 9:28 AM CDT for Montgomery County, Alabama. It was in force for 62 min. 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 1, 2000, 9:28 AM CDT (14:28 UTC)
Expired
Sep 1, 2000, 10:30 AM CDT
In force
62 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Montgomery County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 2.5 hours before the alert went out and 119 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 2000-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1080 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2000-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.1939Sfc1 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
1080 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
7 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 KBMX 011430
FFWBMX
ALC101-011530-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
928 AM CDT FRI SEP 1 2000

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN MONTGOMERY COUNTY IN SOUTH CENTRAL ALABAMA

* UNTIL 1030 AM CDT

* AT 924 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER WEST CENTRAL MONTGOMERY COUNTY...OR ABOUT 8 MILES
  SOUTHWEST OF MONTGOMERY...MOVING SOUTH AT 10 MPH.

WEATHER SERVICE RADAR HAS INDICATED 4 TO 6 INCHES OF RAIN SINCE 7 AM
THIS MORNING...MEANWHILE THE AUTOMATED OBSERVING SYSTEM AT MONTGOMERY
AIRPORT HAS RECORDED 5.50 INCHES OFRAINFALL SO FAR TODAY.

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.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 7:24 AM CDTFlash Flood WarningBMXAutauga66 min
Sep 1, 7:26 AM CDTFlash Flood WarningBMXElmore94 min
Sep 1, 7:53 AM CDTFlash Flood WarningBMXMontgomery97 min
Sep 1, 8:23 AM CDTFlash Flood WarningBMXAutauga2 hr
Sep 1, 8:53 AM CDTFlash Flood WarningBMXCoosa, Elmore97 min

Nearby

Flash Flood Warnings in Alabama, 2000Every flash flood warning in 2000

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.