Alert archive / Alabama / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 69, NWS Mobile, AL

July 28, 1993Montgomery County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jul 28, 1993, 5:57 PM CDT for Montgomery County, Alabama. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Jul 28, 1993, 5:57 PM CDT (22:57 UTC)
Expired
Jul 28, 1993, 7:00 PM CDT
In force
63 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Montgomery County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 11.0 hours before the alert went out and 120 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 1993-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 211 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 12:00Z on 1993-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -63 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
211 J/kg
Mixed-layer CIN
-204 J/kg
Mixed-layer LCL
1290 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-63 m²/s²
0-3 km storm-relative helicity
-3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 28, 1:49 PM CDT, 4 hours 8 minutes before
ALZ013-015-016-MSZ014-013-282045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
148 PM CDT WED JUL 28 1993

...STRONG THUNDERSTORMS DEVELOPING ACROSS SOUTHWEST ALABAMA...

AT 145 PM CDT MOBILE RADAR SHOWED STRONG THUNDERSTORMS HAD DEVELOPED
JUST NORTHEAST OF ATMORE AND NEAR JACKSON. THE STORMS WERE DRIFTING
SOUTHWEST. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS THE
FLORIDA PANHANDLE.

THE THUNDERSTORMS MOST DANGEROUS ELEMENT IS LIGHTNING AND THESE STORMS
CONTAIN FREQUENT LIGHTNING...HEAVY RAIN AND STRONG GUSTY WINDS.

WHEN A THUNDERSTORM THREATENS YOUR AREA...MOVE INSIDE AND AWAY FROM
WINDOWS OR ELECTRIAL APPLIANCES. IF CAUGHT OUTSIDE STAY IN YOUR
AUTOMOBILE OR AWAY FROM TALL OBJECTS AND METAL OBJECTS.

THUNDERSTORMS WILL CONTINUE TO DEVELOPE ACROSS SOUTHWEST ALABAMA FOR THE
REMAINDER OF THE AFTERNOON...SOME WILL BECOME STRONG WITH DANGEROUS
LIGHTNING AND GUSTY WINDS ALONG WITH HEAVY RAIN.

STAY TUNED TO THIS STATION FOR THE LASTEST IN WEATHER INFORMATION.
Special weather statement, Jul 28, 2:35 PM CDT, 3 hours 22 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-282030-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
230 PM CDT WED JUL 28 1993

AT 225 PM CDT...CLUSTERS OF LARGE THUNDERSTORMS WE
Local storm report, Jul 28, 4:10 PM CDT, 1 hour 47 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
410 PM CDT WED JUL 28 1993

340 PM CDT  ESCAMBIA COUNTY...TREES WERE REPORTED BLOWN DOWN ALONG
            HIGHWAY 29 NEAR CANTONMENT.  REPORTED BY SKYWARN.

THE PERSON REPORTED STRUCK BY LIGTNING NEAR PENSACOLA JUNIOR COLLEGE
WAS LATER DETERMINED TO BE A FALSE REPORT.
Local storm report, Jul 28, 4:13 PM CDT, 1 hour 44 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
410 PM CDT WED JUL 28 1993

340 PM CDT  ESCAMBIA COUNTY...TREES WERE REPORTED BLOWN DOWN ALONG
            HIGHWAY 29 NEAR CANTONMENT.  REPORTED BY SKYWA8RN.

THE PERSON REPORTED STRUCK BY LIGTNING NEAR PENSACOLA JUNIOR COLLEGE
WAS LATER DETERMINED TO BE A FALSE REPORT.
Special weather statement, Jul 28, 4:46 PM CDT, 1 hour 11 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-282230-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
430 PM CDT WED JUL 28 1993

AT 430 PM CDT...NUMEROUS THUNDERSTORMS WERE OVER SOUTH AND SOUTHWEST
ALABAMA AND THE WESTERN FLORIDA PANHANDLE. SCATTERED THUNDERSTORMS WERE
OVER COASTAL MISSISSIPPI AND THE GULF SOUTH OF ALABAMA AND THE FLORIDA
PANHANDLE.

THE LARGEST THUNDERSTORM WAS OVER WESTERN COVINGTON COUNTY IN SOUTH
ALABAMA. ANOTHER VERY LARGE STORM THAT MAY LIKELY PRODUCE STRONG GUSTY
WINDS AND VERY FREQUENT LIGHTNING STRIKES WAS OVER MOST OF SOUTHERN
WALTON COUNTY FLORIDA.

MOVEMENTS WERE TO THE WEST AT LESS THAN 10 MILES AN HOUR.
Special weather statement, Jul 28, 5:28 PM CDT, 29 minutes before
ALZ015-016-MSZ013-014-290000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
527 PM CDT WED JUL 28 1993

...STRONG THUNDERSTORMS CONTINUE IN SOUTH MOBILE COUNTY...

AT 525 PM CDT MOBILE RADAR SHOWED STRONG THUNDERSTORMS JUST SOUTH OF
THE AIRPORT EXTENDING INTO SOUTH MOBILE COUNTY. ST. ELMO REPORTED VERY
HEAVY RAIN AND FREQUENT LIGHTNING.

THE STRONGEST STORMS WERE FROM NEAR LUCEDALE TO SOUTH MOBILE COUNTY.
MOVEMENT WAS WEST AT 10 TO 15 MPH. VERY HEAVY RAIN...FREQUENT
LIGHTNING AND GUSTY WINDS ARE LIKELY.

OTHER THUNDERSTORMS WERE FROM EVERGREEN TO NEAR BREWTON AND NEAR
THOMASVILLE. LIGHTER RAIN AND THUNDERSHOWERS WERE ACROSS BALDWIN
COUNTY AND ESCAMBIA COUNTY.

A TREE WAS REPORTED BLOWN OVER EARILER NEAR DOG RIVER IN MOBILE
COUNTY. WINDS GUSTING TO 30 TO 35 MPH HAVE BEEN REPORTED FROM SEVERAL
LOCATIONS.

MOTORIST SHOULD BE CAUTIOUS WHEN DRIVING IN HEAVY RAIN...SLOW DOWN AND
AVOID FLOODED AREAS AND PONDING OXF WATER ON AREA ROADS. THE ROADS IN
THE SOUTHWEST SECTIONS OF MOBILE COUNTY ARE LIKELY WATER COVERED AND
WILL REMAIN SO UNTIL THE RAINS SUBSIDE.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 3:53 PM CDTSevere Thunderstorm WarningMOBBaldwin52 min
Jul 28, 6:08 PM CDTSevere Thunderstorm WarningMOBPike67 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1993Every severe thunderstorm warning in 1993

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.