Alert archive / Alabama / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 89, NWS Birmingham, AL

June 9, 1990Jackson County, Madison County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 9, 1990, 6:27 PM CDT for Jackson County, Madison County, Alabama. It was in force for 63 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
Jun 9, 1990, 6:27 PM CDT (23:27 UTC)
Expired
Jun 9, 1990, 7:30 PM CDT
In force
63 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Jackson County, AL, Madison County, AL

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
Jun 9, 6:45 PM CDTHail 0.75Madison, AL

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

Nashville Metro, TN (KBNA), launched 12:00Z, 11.5 hours before the alert went out and 154 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, Nashville Metro, TN at 12:00Z on 1990-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1427 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, Nashville Metro, TN at 12:00Z on 1990-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
1427 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
1109 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
-11 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 KHSV 092332 COR
SVRHSV
ALC071-089-100030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTION
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
627 PM CDT SAT JUN 9 1990

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM CDT


IN NORTH ALABAMA

   ...JACKSON COUNTY...MADISON COUNTY

HUNTSVILLE RADAR AT 625 PM INDICATED SEVERE THUNDERSTORMS IN MADISON
COUNTY NEAR HUNTSVILLE AND BROWNSBORO. THESE THUNDERSTORMS WERE MOVING
EAST AT 25 TO 30 MPH.

STRONG THUNDERSTORMS WERE LOCATED IN LAUDERDALE AND WESTERN FRANKLIN
COUNTIES AND WILL BE CLOSELY MONITORED.
THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LIMESTONE COUNTY IS
NO LONGER IN EFFECT.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FOLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Jun 9, 12:44 PM CDT, 5 hours 43 minutes before
ALZ010-091845-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
1237 PM CDT SAT JUN 9 1990

AT 1235 PM CDT...RADAR SHOWED A BAND OF THUNDERSTORMS WITH VERY HEAVY
RAIN OVER SOUTH ALABAMA STRETCHING FROM NEAR COLUMBUS GEORGIA
SOUTHWEST TO TROY ON INTO SOUTHWEST ALABAMA. LITTLE MOVEMENT WAS
INDICATED WITH THESE STORMS. THE HEAVIER THUNDERSTORMS EXTENDED FROM
SOUTHWEST OF TROY TO SOUTHERN CRENSHAW COUNTY.

PERSONS IN SOUTH ALABAMA CAN EXPECT VERY DANGEROUS LIGHTNING...
GUSTY WINDS AND POSSIBLY SOME HAIL ALONG WITH THE HEAVY DOWNPOURS.
THUNDERSTORMS WILL CONTINUE TO DEVELOPE OVER SOUTH ALABAMA THROUGHOUT
THE AFTERNOON AND EVENING HOURS. BOATERS ON AREA RIVERS AND LAKES,
SHOULD PAY CLOSE ATTENTION TO THE WEATHER AND SEEK SAFE HARBOUR WHEN
THUNDERSTORMS APPROACH. SOME LOCAL FLOODING OF STREETS AND LOW LYING
AREAS MAY ALSO OCCURE DUE TO THE SLOW MOVEMENT OF THE STORMS.
Special weather statement, Jun 9, 12:46 PM CDT, 5 hours 41 minutes before
ALZ010-011-012-014-017-018-091845-

SPECIAL WEATHER STATEMENT CORRECTION
NATIONAL WEATHER SERVICE MONTGOMERY AL
1237 PM CDT SAT JUN 9 1990

AT 1235 PM CDT...RADAR SHOWED A BAND OF THUNDERSTORMS WITH VERY HEAVY
RAIN OVER SOUTH ALABAMA STRETCHING FROM NEAR COLUMBUS GEORGIA
SOUTHWEST TO TROY ON INTO SOUTHWEST ALABAMA. LITTLE MOVEMENT WAS
INDICATED WITH THESE STORMS. THE HEAVIER THUNDERSTORMS EXTENDED FROM
SOUTHWEST OF TROY TO SOUTHERN CRENSHAW COUNTY.

PERSONS IN SOUTH ALABAMA CAN EXPECT VERY DANGEROUS LIGHTNING...
GUSTY WINDS AND POSSIBLY SOME HAIL ALONG WITH THE HEAVY DOWNPOURS.
THUNDERSTORMS WILL CONTINUE TO DEVELOPE OVER SOUTH ALABAMA THROUGHOUT
THE AFTERNOON AND EVENING HOURS0. BOATERS ON AREA RIVERS AND LAKES
SHOULD PAY CLOSE ATTENTION TO THE WEATHER AND SEEK SAFE HARBOUR WHEN
THUNDERSTORMS APPROACH. SOME LOCAL FLOODING OF STREETS AND LOW LYING
AREAS MAY ALSO OCCURE DUE TO THE SLOW MOVEMENT OF THE STORMS.
Special weather statement, Jun 9, 12:55 PM CDT, 5 hours 32 minutes before
ALZ007-091900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1253 PM CDT FRI JUN 9 1990

STRONG THUNDERSTORMS HAVE DEVELOPED IN NORTHERN ALABAMA EARLY THIS
AFTERNOON. AT 1250 PM WEATHER SERVICE RADAR SHOWED AN AREA OF
THUNDERSTORMS THAT STRETCHED FROM JUST SOUTH OF WEISS RESERVOIR TO
NEAR SPRINGVILLE IN ST. CLAIR COUNTY. THE STRONGEST STORM AT THAT
TIME WAS JUST SOUTH OF GADSDEN ALONG THE ETOWAH-CALHOUN COUNTY LINE.
MOVEMENT APPEARS TO BE SLOWLY TO THE SOUTHEAST...AND THESE STORMS WILL
BE AFFECTING THE COUNTIES OF ETOWAH...CALHOUN...AND ST CLAIR DURING THE
NEXT HOUR OR TWO.

THESE STORMS ARE CAPABLE OF PRODUCING HEAVY RAIN AS WELL SOME LIGHTNING
AND RESIDENTS IN THE AFFE<CTED AREAS SHOULD REMAIN ALERT.
Special weather statement, Jun 9, 2:41 PM CDT, 3 hours 46 minutes before
ALZ010-011-012-014-017-018-092130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
235 PM CDT SAT JUN 9 1990

THUNDERSTORMS CONTINUE OVER SOUTH ALABAMA. AT 230 PM CDT...RADAR
SHOWED THE HEAVIER STORMS IN SOUTHWEST LEE COUNTY...SOUTHWEST
COVINGTON COUNTY...SOUTHEAST MONTGOMERY COUNTY AND IN CENTRAL
GENEVA COUNTY. THESE THUNDERSTORMS WERE DRIFTING SLOWLY SOUTHEAST
AT AROUND 5 MILES AN HOUR. THE THUNDERSTORMS WERE MORE NUMEROUS
OVER EAST CENTRAL AND SOUTHEAST ALABAMA.

THE THUNDERSTORMS WILL PRODUCE INTENSE LIGHTNING...GUSTY WINDS...
HEAVY DOWNPOURS AND POSSIBLY SOME HAIL. PERSONS IN SOUTH ALABAMA
SHOULD STAY ABREAST OF THE WEATHER DURING THE AFTERNOON AND EVENING
HOURS AND SEEK SAFE SHELTER WHEN THUNDERSTORMS APPROACH.
Special weather statement, Jun 9, 3:47 PM CDT, 2 hours 40 minutes before
ALZ010-011-012-014-017-018-092245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
342 PM CDT SAT JUN 9 1990

AT 345 PM CDT RADAR SHOWED STRONG THUNDERSTORMS OVER LOWNDES COUNTY
WEST OF MONTGOMERY...NEAR DOTHAN...AND IN CENTRAL GENEVA COUNTY.
OTHER SHOWERS AND THUNDERSTORMS CONTINUED OVER SOUTH ALABAMA WITH
MOST OF THE ACTIVITY IN THE SOUTHEAST PORTION OF THE STATE. THESE
THUNDERSTORMS WERE DRIFTING SLOWLY TO THE SOUTH.

PERSONS NEAR THE HEAVIER STORMS CAN EXPECT GUSTY WINDS...DANGEROUS
LIGHTNING...HEAVY DOWNPOURS AND POSSIBLY SOME HAIL.
Special weather statement, Jun 9, 5:28 PM CDT, 59 minutes before
ALZ006-007-009-011-092325-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
527 PM CDT SAT JUN 9 1990

AT 525 PM A STRONG THUNDERSTORM WAS LOCATED OVER THE CAHABA HEIGHTS
AREA IN SOUTHERN JEFFERSON COUNTY.  SOME SMALL HAIL HAS BEEN REPORTED
WITH THIS THUNDERSTORM DURING THE PAST 10 MINUTES.  THIS THUNDERSTORM
WAS DRIFTING SLOWLY SOUTHEAST...AND WILL LIKELY MOVE INTO NORTHERN
SHELBY COUNTY DURING THE NEXT HOUR.

OTHER STRONG THUNDERSTORMS WERE LOCATED IN EAST CENTRAL ALABAMA OVER
PORTIONS OF TALLADEGA AND CLAY COUNTIES. THESE THUNDERSTORMS WERE ALSO
DRIFTING SLOWLY SOUTHEAST.

THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL...GUSTY
WINDS...AND SOME HAIL DURING THE NEXT HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 5:27 PM CDTSevere Thunderstorm WarningBMXLimestone, Madison63 min
Jun 9, 5:39 PM CDTSevere Thunderstorm WarningBMXClay, Talladega66 min
Jun 9, 6:30 PM CDTSevere Thunderstorm WarningBMXShelby50 min
Jun 9, 6:42 PM CDTSevere Thunderstorm WarningBMXRandolph48 min

Nearby

Severe Thunderstorm Warnings in Alabama, 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.