Alert archive / Georgia / Flash Flood Warnings in 1998

Flash Flood Warning 40, NWS Birmingham, AL

March 8, 1998Muscogee County, Georgia

NWS Birmingham, AL issued this flash flood warning at Mar 8, 1998, 4:02 PM EST for Muscogee County, Georgia. 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 counties it named.

The facts

Issued
Mar 8, 1998, 4:02 PM EST (21:02 UTC)
Expired
Mar 8, 1998, 10:05 PM EST
In force
6 hr
Issued by
NWS Birmingham, AL
Area
Whole counties

County Muscogee County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.0 hours before the alert went out and 102 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 157 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 1998-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 398 square meters per square second.19395878Sfc1 km3 km6 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
157 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
698 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
398 m²/s²
0-3 km storm-relative helicity
514 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 082106
FFWBHM
ALC005-011-017-081-087-109-113-123-GAC053-215-239-259-090305-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
302 PM CST SUN MAR 8 1998


THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 905 PM CST (1005 PM EST)
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN SOUTHEASTERN ALABAMA

   ...BARBOUR COUNTY...
   ...PIKE COUNTY...

IN EAST CENTRAL ALABAMA

   ...BULLOCK COUNTY...
   ...CHAMBERS COUNTY...
   ...LEE COUNTY...
   ...MACON COUNTY...
   ...RUSSELL COUNTY...
   ...TALLAPOOSA COUNTY...

IN WEST CENTRAL GEORGIA

   ...CHATTAHOOCHEE COUNTY...
   ...MUSCOGEE COUNTY...
   ...STEWART COUNTY...

IN SOUTHWESTERN GEORGIA

   ...QUITMAN COUNTY...

HEAVY RAINFALL WILL CONTINUE ACROSS PARTS OF EAST CENTRAL AND
SOUTHEAST ALABAMA AND WEST CENTRAL GEORGIA THROUGH THE NEXT SEVERAL
HOURS. ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES ARE EXPECTED
ACROSS THE ABOVE COUNTIES AND WILL LEAD TO FLOODING.

DURING HEAVY RAINS... KEEP CHILDREN AWAY FROM STORM DRAINS...
WATER CATCHMENTS... AND WATERWAYS. SHALLOW... GENTLY FLOWING WATER
CAN BECOME A RAGING TORRENT IN A MATTER OF MINUTES.
 


What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Mar 8, 10:21 AM EST, 5 hours 41 minutes before
ALZ001>050-GAZ089-090-102-120-081900-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
930 AM CST SUN MAR 0891998

...FLASH FLOOD WATCH IS IN EFFECT FOR THIS MORNING FOR WEST CENTRAL
GEORGIA FOR TODAY...

NUMEROUS SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE SOUTHWEST TO
NORTHEAST ACROSS MOST OF SOUTH ALABAMA.   THIS WILL CONTINUE TO
PRODUCE CONDITIONS FAVORABLE FOR FLASH FLOODING OVER PARTS OF SOUTH
ALABAMA AND WEST CENTRAL GEORGIA TODAY.

IN ADDITION WARM AIR AND MOISTURE FLOWING NORTHWARD WILL INCREASE
CHANCES FOR SEVERE THUNDERSTORM DEVELOPMENT ACROSS MOST OF SOUTH
ALABAMA...WEST CENTRAL GEORGIA...AND THE FLORIDA PANHANDLE TODAY.

THERE REMAINS THE THREAT OF LARGE HAIL...DAMAGING WINDS...AND POSSIBLY
TORNADOES ACROSS THE SAME AREA TODAY.  ACTIVATION OF STORM SPOTTERS
IS ANTICIPATED THROUGH TODAY.   EMERAGENCY MANAGEMENT AND LAW
ENFORCEMENT OFFICIALS SHOULD MONITOR THE LATEST WEATHER STATEMENTS
AND POSSIBLY WARNINGS...ESPECIALLY ACROSS THE SOUTHERN HALF OF
ALABAMA...AND PARTS OF WEST CENTRAL GEORGIA TODAY.

FOLLOW UP STATEMENTS WILL LIKELY BE ISSUED TODAY.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 8, 9:44 AM ESTFlash Flood WarningBMXChattahoochee, Muscogee, Stewart3 hr
Mar 8, 9:44 AM ESTFlash Flood WarningBMXQuitman3 hr
Mar 8, 12:37 PM ESTFlash Flood WarningBMXQuitman, Stewart3 hr
Mar 8, 12:37 PM ESTFlash Flood WarningBMXChattahoochee, Muscogee3 hr
Mar 8, 4:02 PM ESTFlash Flood WarningBMXChattahoochee, Quitman, Stewart6 hr

Nearby

Flash Flood Warnings in Georgia, 1998Every flash flood warning in 1998

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.