Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 604, NWS Birmingham, AL

July 20, 1998Muscogee County, Georgia

NWS Birmingham, AL issued this severe thunderstorm warning at Jul 20, 1998, 4:51 PM EDT for Muscogee County, Georgia. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 20, 1998, 4:51 PM EDT (20:51 UTC)
Expired
Jul 20, 1998, 5:25 PM EDT
In force
34 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Muscogee County, GA

What was reported inside it

TimeReportWhereRemark
Jul 20, 5:05 PM EDTHail 1Columbus, GAQuarter size hail was reported in Columbus.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.9 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 1998-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 304 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 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
304 J/kg
Mixed-layer CIN
-193 J/kg
Mixed-layer LCL
1130 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
-14 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 
TTAA00 KBHM 202051 RRA
SVRBHM
GAC215-202125-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
351 PM CDT MON JUL 20 1998

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MUSCOGEE COUNTY... IN WEST CENTRAL GEORGIA

* UNTIL 525 PM EDT (425 PM CDT)

* AT 450 PM EDT... A SEVERE THUNDERSTORM WAS SHOWN...BY WEATHER
  RADAR...OVER THE EASTERN SECTIONS MUSCOGEE COUNTY.

* T8HE SEVERE THUNDERSTORM WAS MOVING WEST AT 5 TO 10 MPH AND WILL
  AFFECT THE COLUMBUS AREA.

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING
AND STAY AWAY FROM WINDOWS!

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Jul 20, 12:49 PM EDT, 4 hours 2 minutes before
ALZ001>050-GAZ089-090-102-120-210445-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1149 AM CDT MON JUL 20 1998

THUNDERSTORMS HAVE DEVELOPED ALONG AN OUTFLOW BOUNDARY IN
TENNESSEE AND WILL MOVE INTO NORTH ALABAMA THIS AFTERNOON.  A FEW
STORMS MAY BECOME SEVERE OVER NORTH AND CENTRAL ALABAMA BY MID-
AFTERNOON.  THERE WILL BE A THREAT OF LARGE HAIL AND DAMAGING WINDS
WITH SOME OF THE STORMS.

STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT
FOR CHANGING WEATHER CONDITIONS AND MONITOR NOAA WEATHER RADIO OR
LOCAL TV AND RADIO FOR POSSIBLE WARNINGS LATER TODAY. THE HAZARDOUS
WEATHER OUTLOOK FOR SOUTHWEST ALABAMA..^. SEE PRODUCT BHMSPSMOB. FOR
SOUTHEAST ALABAMA... LOOK AT MIASPSTLH.  FOR MORE WEATHER INFORMATION
VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT
HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, Jul 20, 12:49 PM EDT, 4 hours 2 minutes before
ALZ001>050-GAZ089-090-102-120-210445-

HAZARDOUS WEATHER OUTLOOK
FOR NORTH/CENTRAL AL AND WEST CENTRAL GA
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1149 AM CDT MON JUL 20 1998

THUNDERSTORMS HAVE DEVELOPED ALONG AN OUTFLOW BOUNDARY IN
TENNESSEE AND WILL MOVE INTO NORTH ALABAMA THIS AFTERNOON.  A FEW
STORMS MAY BECOME SEVERE OVER NORTH AND CENTRAL ALABAMA BY MID-
AFTERNOON.  THERE WILL BE A THREAT OF LARGE HAIL AND DAMAGING WINDS
WITH SOME OF THE STORMS.

STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD REMAIN ALERT
FOR CHANGING WEATHER CONDITIONS AND MONITOR NOAA WEATHER RADIO OR
LOCAL TV AND RADIO FOR POSSIBLE WARNINGS LATER TODAY. THE HAZARDOUS
WEATHER OUTLOOK FOR SOUTHWEST ALABAMA..^. SEE PRODUCT BHMSPSMOB. FOR
SOUTHEAST ALABAMA... LOOK AT MIASPSTLH.  FOR MORE WEATHER INFORMATION
VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT
HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/

Nearby

Severe Thunderstorm Warnings in Georgia, 1998Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.