Alert archive / Alabama / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 101, NWS Mobile, AL

August 27, 1992Autauga County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Aug 27, 1992, 12:50 PM CDT for Autauga County, Alabama. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Aug 27, 1992, 12:50 PM CDT (17:50 UTC)
Expired
Aug 27, 1992, 1:45 PM CDT
In force
55 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Autauga County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 5.8 hours before the alert went out and 66 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 12:00Z on 1992-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 959 joules per kilogram.LCLEL10008507005003002001001 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, Centreville/Bibb, AL at 12:00Z on 1992-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 260 square meters per square second.193958Sfc1 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
959 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
590 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
260 m²/s²
0-3 km storm-relative helicity
247 m²/s²
Significant tornado parameter
0.8
Supercell composite
7.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMGM 271749
SVRMGM
ALC001-271845-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
1250 PM CDT THU AUG 27 1992
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...AUTAUGA COUNTY
 
WEATHER RADAR AT DANNELLY FIELD IN MONTGOMERY SHOWED A LINE OF SEVERE
THUNDERSTORMS IN CENTRAL AUTAUGA COUNTY MOVING SLOWLY EAST. THE
THUNDERSTORMS WERE MOVING NORTHEAST AT ABOUT 35 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 HNO 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, Aug 27, 9:38 AM CDT, 3 hours 12 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-271530-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
935 AM CDT THU AUG 27 1992

...A TORNADO WATCH IS IN EFFECT UNTIL 3PM CDT FOR ESCAMBIA...SANTA ROSA
...OKALOOSA...WALTON...BAY...WASHINGTON AND HOLMES COUNTIES OF
NORTHWEST FLORIDA...

AT 930 AM CDT...SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN...WERE
SCATTERED OVER SOUTH ALABAMA...THE WESTERN FLORIDA PANHANDLE...AND THE
ADJACENT GULF OF MEXICO.

MOVEMENT WAS TO THE NORTH AT 20 MILES AN HOUR.
Special weather statement, Aug 27, 9:39 AM CDT, 3 hours 11 minutes before
ALZ013-015-016-271645-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
937 AM CDT THU AUG 27 1992

...TORNADO WATCH UNTIL 3 PM FOR WASHINGTON...CLARKE...MONROE...
CONECUH AND ESCAMBIA COUNTIES OF ALABAMA...

...A FLASH FLOOD WATCH FOR THE SAME COUNTIES TODAY...

MOBILE RADAR SHOWS A BAND OF RAIN SWEEPING ACROSS WASHINGTON COUNTY AND
NORTHERN CLARKE COUNTY. THE PRECIPITATION EXTENDED WEST INTO MISSISSIPPI
AND NORTHWARD INTO CENTRAL ALABAMA. THIS LARGE AREA OF RAIN...THE OUTER
REMMANTS OF WHAT WAS ONCE ANDREW WAS DRIFTING NORTHEAST.

WINDS OF 20 TO 30 MPH WITH SOME HIGHER GUSTS WERE COMMON ACROSS
SOUTHWEST ALABAMA. STRONGER WINDS ARE POSSIBLE WITH THE HEAVIER RAIN
SQUALLS AND POSSIBLE SEVERE THUNDERSTORMS AND POSSIBLE TORNADOES.

SHOWERS AND THUNDERSHOWERS WERE ALSO MOVING ACROSS BALDWIN COUNTY FROM
NEAR FAIRHOPE TO BAY MINETTE. MOVEMENT WAS RAPIDLY NORTH NORTHEAST.

IN MOBILE COUNTY...STRONG SOUTHERLY WINDS AND A RISING TIDE WAS PUSHING
WATER AND SOME DEBRIS ACROSS THE EAST BOUND LANE OF THE CAUSEWAY. THE
ROAD WAS STILL OPEN AT 930 AM BUT THE HIGHWAY DEPT. WAS ASSESSING THE
SITUATION. WATER WAS STANDING ON SOME OF THE APPROACHES TO THE
INTERSTATE.  HIGH TIDE IS AROUND 1 PM SO CONDITIONS SHOULD CONTINUE TO
DETERIORATE THIS MORNING.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS
AND POSSIBLE TORNADOES IN OR NEAR TO THE WATCH AREA. BE PREPARED TO SEEK
SAFTEY IF SEVERE WEATHER IS SGIGHTED OR FLASH FLOODING IS OBSERVED OR
WARNINGS ISSUED.
Special weather statement, Aug 27, 10:34 AM CDT, 2 hours 16 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-271630-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
1035 AM CDT THU AUG 27 1992

...A TORNADO WATCH IS IN EFFECT UNTIL 3PM CDT FOR ESCAMBIA...SANTA ROSA
...OKALOOSA...WALTON...BAY...WASHINGTON AND HOLMES COUNTIES OF
NORTHWEST FLORIDA...

AT 1030 AM CDT...SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN...WERE
SCATTERED OVER SOUTH ALABAMA...THE WESTERN FLORIDA PANHANDLE...AND THE
ADJACENT GULF OF MEXICO.

MOVEMENT WAS TO THE NORTH AT 20 MILES AN HOUR.
Special weather statement, Aug 27, 11:27 AM CDT, 1 hour 23 minutes before
ALZ013-015-016-271830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1125 AM CDT THU AUG 27 1992

...TORNADO WATCH UNTIL 3 PM FOR WASHINGTON...CLARKE...MONROE...
CONECUH AND ESCAMBIA COUNTIES OF ALABAMA...

...A FLASH FLOOD WATCH FOR WASHINGTON AND CLARKE COUNTIES...

MOBILE RADAR SHOWS A BAND OF RAIN...POSSIBLE THUNDERSTORMS AND STRONG
GUSTY WINDS FROM JUST NORTH OF MOBILE TO GROVE HILL. THIS AREA WAS
SPREADING ACROSS MONROE COUNTY INTO CONECUH COUNTY. RAIN HAS STOPPED
AT CHATOM...CHATOM REPORTED A TREE DOWN ON A POWER LINE EARLY THIS
MORNING BUT NO OTHER PROBLEMS.

A REPORT FROM NEAR CITRONELLE OF A PINE TREE BROKEN OFF AROUND 1030
THIS MORNING BUT NO OTHER PROBLEMS. WINDS OF 20 TO 30 MPH WITH OCCASIONAL
GUSTS TO NEAR 45 MPH HAVE BEEN OCCURRING ACROSS THE AREA NORTH OF MOBILE.
THE NATIONAL WEATHER SERVICE AT MOBILE HAS MEASURED A GUST OF 35 MPH
AROUND 10 THIS MORNING.

THE COMBINATION OF STRONG WINDS AND THE ASTRONOMICAL HIGH TIDE AT
107 PM HAS FORCED WATER ACROSS THE EAST BOUND LANES OF THE CAUSEWAY.
THE EAST BOUND LANES ARE CLOSED BUT THE WEST BOUND LANES HAVE BEEN
CONVERTED TO TWO WAY TRAFFIC. THIS CONDITION WILL LIKELY PERSIST
UNTIL LATE AFTERNOON.

NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE THIS MORNING...
HOWEVER A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS AND POSSIBLE TORNADOES IN OR NEAR THE WATCH AREA.

STAY TUNED TO THIS STATION FOR LATER STATEMENT AND POSSIBLE WARNINGS.
Special weather statement, Aug 27, 11:33 AM CDT, 1 hour 17 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-271730-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
1135 AM CDT THU AUG 27 1992

...A TORNADO WATCH IS IN EFFECT UNTIL 3PM CDT FOR ESCAMBIA...SANTA ROSA
...OKALOOSA...WALTON...BAY...WASHINGTON AND HOLMES COUNTIES OF
NORTHWEST FLORIDA...

AT 1130 AM CDT...SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN...WERE
SCATTERED OVER SOUTH ALABAMA...THE WESTERN FLORIDA PANHANDLE...AND THE
ADJACENT GULF OF MEXICO.

MOVEMENT WAS TO THE NORTH AT 20 MILES AN HOUR.
Special weather statement, Aug 27, 12:33 PM CDT, 17 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-271830-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
1235 PM CDT THU AUG 27 1992

...A TORNADO WATCH IS IN EFFECT UNTIL 3PM CDT FOR ESCAMBIA...SANTA ROSA
...OKALOOSA...WALTON...BAY...WASHINGTON AND HOLMES COUNTIES OF
NORTHWEST FLORIDA...

AT 1230 PM CDT...SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN...WERE
SCATTERED OVER SOUTH ALABAMA...THE CENTRAL FLORIDA PANHANDLE...AND THE
ADJACENT GULF OF MEXICO.

MOVEMENT WAS TO THE NORTHEAST AT 20 MILES AN HOUR.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 10:02 AM CDTSevere Thunderstorm WarningMOBMontgomery58 min
Aug 27, 12:26 PM CDTSevere Thunderstorm WarningMOBLowndes64 min
Aug 27, 12:44 PM CDTTornado WarningMOBLowndes, Montgomery61 min
Aug 27, 1:47 PM CDTTornado WarningMOBElmore, Montgomery58 min
Aug 27, 1:58 PM CDTSevere Thunderstorm WarningMOBCrenshaw62 min
Aug 27, 2:09 PM CDTTornado WarningMOBMacon66 min
Aug 27, 2:11 PM CDTSevere Thunderstorm WarningMOBBullock64 min
Aug 27, 2:11 PM CDTSevere Thunderstorm WarningMOBTallapoosa64 min
Aug 27, 2:37 PM CDTSevere Thunderstorm WarningMOBLee68 min
Aug 27, 2:55 PM CDTSevere Thunderstorm WarningMOBChambers65 min
Aug 27, 3:30 PM CDTSevere Thunderstorm WarningMOBMacon45 min
Aug 27, 4:05 PM CDTSevere Thunderstorm WarningMOBChambers, Lee55 min
Aug 27, 4:05 PM CDTSevere Thunderstorm WarningMOBBarbour55 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.