Alert archive / Georgia / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 47, NWS Atlanta, GA

February 16, 1990Banks County, Barrow County, Jackson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 16, 1990, 7:20 AM EST for Banks County, Barrow County, Jackson County, Georgia. It was in force for 55 min. 2 reports 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
Feb 16, 1990, 7:20 AM EST (12:20 UTC)
Expired
Feb 16, 1990, 8:15 AM EST
In force
55 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Banks County, GA, Barrow County, GA, Jackson County, GA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Feb 16, 7:50 AM ESTThunderstorm Wind 0Barrow, GA
Feb 16, 7:50 AM ESTThunderstorm Wind 0Jackson, GA

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 0.3 hours before the alert went out and 36 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, Athens Municipal, GA at 12:00Z on 1990-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 41 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, Athens Municipal, GA at 12:00Z on 1990-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 269 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
41 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
698 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
269 m²/s²
0-3 km storm-relative helicity
289 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KAHN 161220
SVRAHN
GAC011-013-137-157-217-297-161315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
720 AM EST FRI FEB 16 1990
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...BANKS COUNTY...BARROW COUNTY...SOUTHERN HABERSHAM COUNTY
   ...JACKSON COUNTY...NEWTON COUNTY...WALTON COUNTY
 
LINE OF THUNDERSTORMS MOVING IN FROM THE WEST MOVING EAST AT
45 MILES AN HOUR.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

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, Feb 16, 2:34 AM EST, 4 hours 46 minutes before
GAZ002-004-160900-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
230 AM EST FRI FEB 16 1990

FLASH FLOOD WATCH CONTINUES IN EFFECT FOR EXTREME NORTH GEORGIA
FOR THE REMAINDER OF TONIGHT.  THE WATCH AREA IS ALONG AND NORTH
OF A LINE FROM CEDARTOWN TO GAINESVILLE TO TOCCOA.

THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED OVER THE AREA BETWEEN
ROME AND CANTON IN NORTHWEST GEORGIA AND NORTHWARD INTO SOUTHEAST
TENNESSEE EAST OF CHATTANOOGA.  MOVEMENT NORTHEAST AT 40 MPH.

ELSEWHERE IN GEORGIA RAIN COVERED THE AREA NORTH OF CARROLLTON
TO HARTWELL.  THIS RAIN AREA EXTENDED NORTH INTO SOUTHEAST TENNESSEE
AND SOUTHWEST NORTH CAROLINA AND EAST OVER EXTREME NORTHWEST
SeOUTH CAROLINA.
Special weather statement, Feb 16, 5:38 AM EST, 1 hour 42 minutes before
GAZ003-161300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
537 AM EST FRI FEB 16 1990

A BAND OF STRONG THUNDERSTORMS EXTENDED FROM NORTHWEST OF ATLANTA
NEAR LAKE ALLATOONA SOUTHEAST TO NEAR BREMAN...AND THEN SOUTH INTO
CARROLL COUNTY AND NEAR FRANKLIN IN HEARD COUNTY AT 535 AM.

THE STRONGEST STORM IN THIS BAND OF THUNDERSTORMS WAS LOCATED
ABOUT 45 MILES SOUTHWEST OF ATLANTA BETWEEN CARROLLTON AND FRANKLIN.
STRONG GUSTY WINDS..*.DANGEROUS LIGHTNING...AND HEAVY RAINS CAN
BE EXPECTED WITH THESE STORMS AS THEY MOVE NORTHEAST AT 45 MPH.
Special weather statement, Feb 16, 5:59 AM EST, 1 hour 21 minutes before
GAZ-002-004-161200-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
545 AM EST FRI FEB 16 1990

...HEAVY RAIN CONTINUE ACROSS EXTREME NORTH GEORGIA...

RAINFALL AMOUNTS IN EXCESS OF 4 INCHES HAVE BEEN REPORTED IN RABUN
COUNTY OF NORTHEAST GEORGIA WITH RAIN STILL FALLING.

SMALL STREAMS MAY QUICKLY GET OUT OF THIER BANKS RESULTING IN FLOODING.
STREETS AND HIGHWAYS WITH POOR DRAINAGE RISK GETTING WATER COVERED.

SOME MUD SLIDES HAVE BEEN REPORTED IN THE EASTERN PART OF UNION
COUNTY ON HWY 76.

A FLASH FLOOD WATCH IS IN EFFECT FOR NORTH GEORGIA THROUGH TODAY.
THE WATCH AREA IS ALONG AND NORTH OF A LINE FROM CEDARTOWN TO
GAINESVILLE TO TOCCOA.

A FLASH FLOOD WATCH MEANS FLASH FLOODING IS POSSIBLE WITHIN THE
WATCH AREA.  PEOPLE IN THE WATCH AREA SHOULD KEEP INFORMED
AND STAY TUNED TO NOAA RADIO OR OTHER RADIO AND TELEVISION
FOR LATEST INFORMATION.

FLASH FLOOD WARNING MAY BE NEEDED AT ANY TIME IN TH<E MOUNTAIN
COUNTIES OF NORTHEAST GEORGIA.
Local storm report, Feb 16, 6:28 AM EST, 52 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ATLANTA GA
625 AM EST FRI FEB 16 1990

COUNTY......COWETA
SOURCE......SHERIFF VIA SPOTTER
TIME........600 AM
LOCATION....4 N NEWNAN
DAMAGE......WIND DAMAGE...TnREES BLOWN DOWN BLOCKING ROAD.
Special weather statement, Feb 16, 6:54 AM EST, 26 minutes before
GAZ-002-004-161300-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
645 AM EST FRI FEB 16 1990

A TORNADOE WATCH IS IN EFFECT FOR NORTH AND CENTRAL GEORGIA
UNTIL 1PM EST TODAY.

A FLASH FLOOD WATCH IS IN EFFECT FOR NORTH GEORGIA THROUGH TODAY.
THE WATCH AREA IS ALONG AND NORTH OF A LINE FROM CEDARTOWN TO
GAINESVILLE TO TOCCOA.

A LINE OF THUNDERSTORMS WITH HEAVY RAIN AND STRONG GUSTY WINDS
EXTENDED IN NORTH GEORGIA FROM NEAR GAINESVILLE TO JUST NORTHWEST
OF ATLANTA AND THEN SOUTH TO WEST OF GRIFFIN.

ELEWHERE RAIN SOME HEAVY COVERED MUCH OF THE GEORGIA AREA NORTH OF
COLUMBUS TO THURMOND LAKE LINE.  THIS RAIN AREA EXTENDED NORTH
INTO SOUTHEAST TENNESSEE AND WESTERN NORTH CAROLINA.
Special weather statement, Feb 16, 7:20 AM EST, 0 minutes before
GAZ006-008-009-161800-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MACON GA
720 AM EST FRI FEB 16 1990

...TORNADO WATCH 45 VALID UNTIL 100 PM EST...

MUCH OF THE NORTHERN HALF OF CENTRAL GEORGIA HAS BEEN PLACED IN
A TORNADO WATCH AREA.  IT INCLUDES THE FOLLOWING CENTRAL GEORGIA
COUNTIES..BIBB..BALDWIN..MONROE..TWIGGS..WILKINSON..JONES..
JASPER.. AND PUTNAM.

AT 715 MACON RADAR SHOWED A LARGE AREA OF HEAVY RAINSHOWERS AND
IN THAT AREA SEVERAL STRONG THUNDERSTORMS. THE AREA RANGED FROM
NEAR ATHENS TO 30 MILES WEST OF MONTICELLO TO 20 MILES EAST OF
LAGRANGE.

THE MAIN WEATHER SYSTEM WAS MOVING SOUTHEAST 15 MILES AN HOUR.
STRONGER STORMS WITHIN THE AREA WERE MOVING NORTHEAST 40 MILES AN HOUR.

STAY TUNED TO RADIO FOR MORE DETAILS AS THE WEATHER DEVELOPS.

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 16, 12:16 AM ESTFlash Flood WarningFFCChattooga, Floyd3 hr
Feb 16, 12:52 AM ESTFlash Flood WarningFFCBartow, Gilmer, Gordon, Pickens3 hr
Feb 16, 12:52 AM ESTFlash Flood WarningFFCFannin, Murray3 hr
Feb 16, 1:22 AM ESTSevere Thunderstorm WarningFFCFloyd, Polk53 min
Feb 16, 1:23 AM ESTFlash Flood WarningFFCDade, Walker3 hr
Feb 16, 1:23 AM ESTFlash Flood WarningFFCCatoosa, Whitfield3 hr
Feb 16, 3:08 AM ESTFlash Flood WarningFFCChattooga, Floyd3 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCPolk4 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCFannin4 hr
Feb 16, 3:51 AM ESTFlash Flood WarningFFCBartow, Gilmer, Gordon, Murray, Pickens4 hr
Feb 16, 4:39 AM ESTFlash Flood WarningFFCCatoosa, Walker, Whitfield3 hr
Feb 16, 4:39 AM ESTFlash Flood WarningFFCDade3 hr
Feb 16, 5:58 AM ESTSevere Thunderstorm WarningFFCCobb, Douglas, Fulton47 min
Feb 16, 6:29 AM ESTFlash Flood WarningFFCFannin, Gilmer, Murray6 hr
Feb 16, 6:29 AM ESTFlash Flood WarningFFCBartow, Floyd, Gordon, Pickens, Polk6 hr
Feb 16, 6:29 AM ESTFlash Flood WarningFFCChattooga6 hr
Feb 16, 6:58 AM ESTSevere Thunderstorm WarningFFCHall62 min
Feb 16, 7:03 AM ESTSevere Thunderstorm WarningFFCGwinnett27 min
Feb 16, 7:20 AM ESTSevere Thunderstorm WarningFFCNewton, Walton55 min
Feb 16, 7:20 AM ESTSevere Thunderstorm WarningFFCHabersham55 min
Feb 16, 8:55 AM ESTSevere Thunderstorm WarningFFCRockdale35 min
Feb 16, 9:39 AM ESTSevere Thunderstorm WarningFFCHeard, Troup66 min
Feb 16, 10:04 AM ESTSevere Thunderstorm WarningFFCCoweta41 min
Feb 16, 10:43 AM ESTFlash Flood WarningFFCCobb, DeKalb, Fulton4 hr
Feb 16, 12:38 PM ESTSevere Thunderstorm WarningFFCHouston37 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1990Every severe thunderstorm warning in 1990

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.