Alert archive / Alabama / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 130, NWS Mobile, AL

June 3, 1990Mobile County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 3, 1990, 7:33 PM CDT for Mobile County, Alabama. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Jun 3, 1990, 7:33 PM CDT (00:33 UTC)
Expired
Jun 3, 1990, 8:30 PM CDT
In force
57 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Mobile County, AL

The radar

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.6 hours before the alert went out and 152 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, Slidell Radar S, LA at 00:00Z on 1990-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Slidell Radar S, LA at 00:00Z on 1990-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
22 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 KMOB 040033
SVRMOB
ALC097-040130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
733 PM CDT SUN JUN 3 1990
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST ALABAMA
 
   ...MOBILE COUNTY
 
 
 
 
AT 732 PM A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 5 MILES WEST
NORTHWEST OF THE MOBILE AIRPORT MOVING TOWARD THE EAST-SOUTHEAST AT 25
MPH.
 
 
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 FLOOD 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 3, 4:40 PM CDT, 2 hours 53 minutes before
FLZ001>004-032230-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
435 PM CDT SUN JUN 3 1990

AT 430 PM CDT...RADAR INDICATED SEVERAL THUNDERSTORMS IN A LINE ACROSS
THE WESTERN FLORIDA PANHANDLE AND ADJACENT BALDWIN COUNTY OF ALABAMA.
THE LINE EXTENDED SOUTHWEST FROM DOTHAN ALABAMA ACROSS THE NORTHERN
HALVES OF OKALOOSA...SANTA ROSA...AND ESCAMBIA COUNTIES IN FLORIDA...
TO NEAR FAIRHOPE AND LOXLEY IN ALABAMA.

THESE STORMS INDICATD VERY STRONG INTENSITIES OF RAIN...GUSTY WINDS...
AND FREQUENT LIGHTNING. MOVEMENTS WERE SOUTHEASTERLY 15 TO 20 MILES
AN HOUR.

OTHER THUNDERSTORMS WERE SCATTERED ALONG THE GULF FROM NORTHWEST
FLORIDA TO MISSISSIPPI.
Special weather statement, Jun 3, 5:37 PM CDT, 1 hour 56 minutes before
FLZ001>004-032330-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
535 PM CDT SUN JUN 3 1990

AT 530 PM CDT...CLUSTERS AND SHORT LINES OF STRONG THUNDERSTORMS WERE
SCATTERED OVER THE GULF COASTAL STATES FROM MISSISSIPPI TO NORTHWEST
FLORIDA.

IN THE FLORIDA PANHANDLE...STRONG THUNDERSTORMS...DUMPING VERY HEAVY
RAINS...WITH STRONG GUSTY WINDS...PLUS FREQUENT CLOUD TO GROUND
LIGHTNING WERE LOCATED NEAR CRESTVIEW AN8D IN A SHORT LINE FROM MILTON
TO PENSACOLA.

THE STORMS WERE MOVING EAST SOUTHEAST 15 TO 20 MILES AN HOUR.
Special weather statement, Jun 3, 6:13 PM CDT, 1 hour 20 minutes before
ALZ013-016-MSZ014-013-040115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
612 PM CDT SUN JUN 3 1990

...A FEW STRONG THUNDERSTORMS MOVING ACROSS SOUTHEAST MISSISSIPPI AND
SOUTHWEST ALABAMA...

AT 605 PM THE MOBILE RADAR SHOWED SEVERAL CLUSTERS OF STRONG
THUNDERSTORMS MOVING TOWARD THE EAST-SOUTHEAST AT 25 MPH ACROSS
SEVERAL COUNTIES IN SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA.
THE STRONGEST STORMS WERE LOCATED OVER GREEN...GEORGE AND JACKSON
COUNTIES OF MISSISSIPPI AND NORTHERN WASHINGTON COUNTY ALABAMA.

THESE THUNDERSTORMS WILL CONTINUE FOR SEVERAL MORE HOURS AND MOVE INTO
MOBILE AND BALDWIN COUNTIES OF ALABAMA.  WITH THE STRONGEST
THUNDERSTORMS...RESIDENTS CAN EeXPECT STRONG GUSTY WINDS...BRIEF
TORRENTIAL RAINFALL...DANGEROUS LIGHTNING AND POSSIBLY SOME HAIL.

THE THUNDERSTORMS ARE EXPECTED TO BEGIN WEAKENING BY 900 PM.

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; the sounding from the Mesonet's radiosonde archive.