Alert archive / Alabama / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 82, NWS Mobile, AL

July 9, 1992Pike County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jul 9, 1992, 7:34 PM CDT for Pike County, Alabama. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1992, 7:34 PM CDT (00:34 UTC)
Expired
Jul 9, 1992, 8:30 PM CDT
In force
56 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Pike County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 00:00Z, 0.6 hours before the alert went out and 170 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 1992-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 771 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1992-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
771 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1899 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
2 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 KMGM 100035
SVRMGM
ALC109-100130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
734 PM CDT THU JUL 9 1992
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...PIKE COUNTY
 
WEATHER RADAR AT MONTGOMERY AT 7 35PM CDT SHOWED A SEVERE THUNDERSTORM
ABOUT 10 MILES SOUTHWEST OF TROY. THE THUNDERSTORM WAS MOVING TOWARD
THE NORTH NORTHWEST AT 10 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, Jul 9, 2:39 PM CDT, 4 hours 55 minutes before
ALZ013-015-016-MSZ013-014-092100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
235 PM CDT THU JUL 9 1992

...SCATTERED THUNDERSTORMS DEVELOPING ACROSS AREA...

AT 230 PM THE WEATHER SERVICE RADAR IN MOBILE SHOWED THUNDERSTOMS NEAR
CITRONELLE AND JUST WEST OF ROBERTSDALE. A FEW SHOWERS AND THUNDERSTORMS
WERE DEVELOPING AROUND GULFPORT...NEAR HATTIESBURG AND CRESTVIEW.

THE STORMS WERE DRIFTING NORTHWEST AND THEY WILL LIKELY CONTAIN VERY HEAVY
RAIN...STRONG GUSTY WINDS AND POSSIBLY SOME HAIL. THE TYPICAL SUMMERTIME
STORMS GREATEST THREAT IS LIGHTNING. THESE AFTERNOON THUNDERSTORMS WILL
PRODUCE VERY DANGEROUS AND FREQUENT LIGHTNING.

WHEN A STORM DOES THREATEN YOUR AREA STAY rCLEAR OF OPEN AREAS AND TALL
OBJECTS...WINDOWS AND ELECTRIAL APPLIANCES UNTIL THE THREAT IS OVER.
Special weather statement, Jul 9, 5:03 PM CDT, 2 hours 31 minutes before
ALZ013-015-016-MSZ014-013-092300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
505 PM CDT THU JUL 9 1992

...THUNDERSTORMS PERSISTING OVER SOUTHWEST ALABAMA AND SOUTHEAST
MISSISSIPPI THIS AFTERNOON...

AT 5 PM THE NATIONAL WEATHER SERVICE RADAR IN MOBILE WAS SHOWING
SCATTERED SHOWER AND THUNDERSTORMS OVER THE AREA.  SOME OF THE
THUNDERSTORMS WERE STRONG IN NATURE PRODUCING LOCALLY HEAVY RAINFALL
AMOUNTS.  THE STRONGEST THUNDERSTORMS NOTED BY RADAR WERE IN SOUTHERN
CLARKE AND SOUTHERN CONECUH COUNTIES NEAR THE COMMUNITIES OF
URIAH...GOODWAY...RANGE AND CASTLEBERRY.

THE STORMS WERE DRIFTING SLOWLY TO THE NORTHWEST.  FREQUENT
LIGHTNING...STRONG GUSTY WINDS AND POSSIBLE S2MALL HAIL CAN BE EXPECTED
WITH THE STRONG THUNDERSTORMS.

WHEN A THUNDERSTORM THREATENS YOUR AREA...STAY CLEAR OF OPEN AREAS AND
TALL OBJECTS IN ADDITION TO WINDOWS AND ELECTRICAL APPLIANCES UNTIL THE
STORM HAS PASSED.
Special weather statement, Jul 9, 6:12 PM CDT, 1 hour 22 minutes before
ALZ015-100015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
610 PM CDT THU JUL 9 1992

...SEVERE THUNDERSTORM WARNING IN EFFECT FOR WESTERN CONECUH COUNTY
EXPIRED AT 600 PM CDT...

AT 605 PM THE NATIONAL WEATHER SERVICE RADAR IN MOBILE SHOWED THE
THUNDERSTORMS OVER WESTERN CONECUH COUNTY TO HAVE ALSO WEAKENED SOMEWHAT
OVER THE PAST FEW MINUTES AND THEREFORE THE SEVERE THUNDERSTORM WARNING
FOR THAT AREA WILL BE ALLOWED TO EXPIRE.

ALTHOUGH THE THUNDERSTORMS OVER CONECUH AS WELL AS MONROE COUNTY ARE NO
LONGER SEVERE...THEY ARE STILL STRONG AND CAN PRODUCE SUDDEN WIND
GUSTS...FREQUENT LIGHTNING AND SOME SMALL HAIL IN ADDITION TO HEAVY
RAINFALL.  THE STRONGST THUNDERSTORMS WERE LOCATED NEAR THE COMMUNITIES
OF FOUNTAIN AND PETERMAN IN CENTRAL MONROE COUNTY.  THEY WERE MOVING TO
THE NORTHWEST VERY SLOWLY.

PERSONS IN MONROE AND CONECUH COUNTIES SHOULD KEEP AN EYE TO
THE SKY THIS EVENING UNTIL THE THUNDERSTORM ACTIVIJTY HAS DIMINISHED.
Local storm report, Jul 9, 6:40 PM CDT, 54 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
635 PM CDT THU JUL 9 1992

TIME             EVENT
524PM            1 HOUSE DAMAGED BY DOWNED TREE AND SEVERAL TREES
                 AND DOWNED POWERLINES BLOCKING ROADWAYS NEAR
                 CASTLEBERRY IN CONECUH COUNTY.

545PM            TREE DOWNED AND BLOCKING THE ROADWAY ALONG US HWY
                 84 WEST OF EVERGREEN IN CONECUH COUNTY.

  REPORTS COURTESY EVERGREEN STATE POLICE OFFICE.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 7:20 PM CDTSevere Thunderstorm WarningMOBCrenshaw55 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.