Alert archive / Alabama / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 5, NWS Mobile, AL

February 15, 1992Butler County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Feb 15, 1992, 3:57 AM CST for Butler County, Alabama. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Feb 15, 1992, 3:57 AM CST (09:57 UTC)
Expired
Feb 15, 1992, 5:00 AM CST
In force
63 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Butler County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 00:00Z, 10.0 hours before the alert went out and 137 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, Centreville/Bibb, AL at 00:00Z on 1992-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 109 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, Centreville/Bibb, AL at 00:00Z on 1992-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.1939587897Sfc1 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
109 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
582 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
265 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMGM 151001
SVRMGM
ALC013-151100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
357 AM CST SAT FEB 15 1992
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...BUTLER COUNTY
 
AT 357 AM CST...RADAR INDICATED A SEVERE THUNDERSTORM OVER THE
SOUTHWESTERN CORNER OF BUTLER COUNTY NEAR GARLAND MOVING NORTHEAST AT
40 MPH.
 
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 15, 1:45 AM CST, 2 hours 12 minutes before
FLZ001-002-003-004-ALZ010-013-014-015-016-017-018-MSZ012-013-014
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
1235 AM CST SAT FEB 15 1992

...STRONG THUNDERSTORMS OVER MOBILE AND BALDWIN COUNTY ALABAMA...
AT 1230 AM CST...LARGE PATCHES OF RAIN MIXED WITH A FEW STRONG THUN-
STORMS WERE OVER SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. THE STORMS
WITH THE HEAVIEST RAIN WERE FROM NORTHERN BALDWIN COUNTY TO NEAR MOBILE.
THE HEAVIER STORMS WILL PRODUCE STRONG GUSTY WINDS...BRIEF TORRENTIAL
RAIN AND POSSIBLE HAIL. THESE STORMS WILL BE MOVING THROUGH THE NORTH
PARTS OF ESCAMBIA AND SANTA ROSA COUNTIES FLORIDA BY 2 AM.

MOVEMENT WERE TO THE NORTHEAST AROND 35 MPH.
Special weather statement, Feb 15, 1:51 AM CST, 2 hours 6 minutes before
ALZ013-015-016-MSZ014-013-150900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
151 AM CST SAT FEB 15 1992

...A TORNADO WATCH IS IN EFFECT FOR ALL COUNTIES IN SOUTHEAST
MISSISSIPPI UNTIL 600 AM... ...A TORNADO WATCH IS ALSO IN EFFECT FOR
ALL COUNTIES IN SOUTHWEST ALABAMA UNTIL 800 AM...

THE SEVERE THUNDERSTORM WARNING FOR MOBILE COUNTY EXPIRED AT 130 AM.
SEVERAL REPORTS OF STRONG WINDS WERE RECEIVED BUT NO DAMAGE HAS BEEN
REPORTED AS YET.

THE THUNDERSTORM CLUSTER THAT CROSSED MOBILE COUNTY HAD MOVED TO
NORTHEAST BALDWIN COUNTY AND WEAKENED SOMEWHAT.  THE THUNDERSTORMS
WILL PASS INTO ESCAMBIA COUNTY ALABAMA DURING THE NEXT FEW MINUTES.
THEY WILL PRODUCE STRONG GUSTY WINDS...DANGEROUS LIGHTNING...HEAVY
RAINFALL AND POSSIBLY SOME HAIL.

WEATHER SERVICE RADARS AT 145 AM SHOWED THUNDERSTORMS DEVELOPING OVER
SOUTHEAST MISSISSIPPI MAINLY NORTH OF THE COASTAL COUNTIES AND
WESTWARD INTO LOUISIANA.

RESIDENTS OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA SHOULD REMAIN
ALERT FOR WEATHER EVENTS THIS MORNING.
Special weather statement, Feb 15, 3:40 AM CST, 17 minutes before
FLZ001-002-003-004-ALZ010-013-014-015-016-017-018-MSZ012-013-014
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
235 AM CST SAT FEB 15 1992

...TORNADO WATCH UNTIL 8 AM CST FOR ESCAMBIA...SANTA ROSA...OKALOOSA...
WALTON AND ADJACENT COASTAL WATERS...HOLMES AND WASHINGTON COUNTIES...
AT 230 AM CST...NUMEROUS SHOWERS AND A FEW STRONG THUNDERSTORMS WERE
OVER SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. THE STORMS WITH THE
HEAVIEST RAIN WERE OVER THE WESTERN PART OF ESCAMBIA COUNTY ALABAMA.

ELSEWHERE...SCATTERED SHOWERS WERE OVER THE EXTREME NORTHWEST PART OF
THE FLORIDA PANHANDLE.

MOVEMENT WERE TO THE NORTHEAST AROND 35 MPH.
Special weather statement, Feb 15, 3:41 AM CST, 16 minutes before
ALZ013-015-016-MSZ014-013-151145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
337 AM CST SAT FEB 15 1992

...TORNADO WATCH IN EFFECT FOR SOUTHEAST MISSISSIPPI UNTIL 6AM...
...TORNADO WATCH IN EFFECT FOR SOUTHWEST ALABAMA UNTIL 8AM...

AT 330 AM CST NO SEVERE WEATHER WAS OCCURRING IN SOUTHEAST MISSISSIPPI
OR SOUTHWEST ALABAMA.  RADAR INDICATED A LINE OF STRONG THUNDERSTORMS
WITH VERY HEAVY RAIN EXTENDING FROM NEAR LAUREL MISSISSIPPI TO NEAR
BATON ROUGE LOUISIANA.  THE LINE WAS MOVING TO THE EAST AT 20 MPH
WHILE INDIVIDUAL STORMS WERE MOVING TO THE NORTHEAST AT 35 MPH.

REMEMBER A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES
AND SEVERE THUNDERSTORMS IN AND jCLOSE TO THE WATCH AREA.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 12:35 AM CSTSevere Thunderstorm WarningMOBMobile55 min
Feb 15, 4:57 AM CSTSevere Thunderstorm WarningMOBPike63 min
Feb 15, 5:34 PM CSTSevere Thunderstorm WarningMOBAutauga, Dallas56 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1992Every severe thunderstorm warning in 1992

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.