Alert archive / Alabama / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 22, NWS Mobile, AL

March 30, 1993Dallas County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 30, 1993, 10:57 PM CST for Dallas County, Alabama. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Mar 30, 1993, 10:57 PM CST (04:57 UTC)
Expired
Mar 30, 1993, 11:37 PM CST
In force
40 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Dallas County, AL

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 00:00Z, 5.0 hours before the alert went out and 64 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 1993-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 56 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 1993-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.19395878Sfc1 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
56 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1139 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
-36 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 310456
SVRMGM
ALC047-310600-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
1057 PM CST TUE MAR 30 1993
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CST
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTH ALABAMA
 
   ...DALLAS COUNTY
 
AT 1045 PM CST...THE NATIONAL WEATHER SERVICE RADAR IN MONTGOMERY SHOWED
A LINE OF SEVERE THUNDERSTORMS ENTERING THE NORTHWEST CORNER OF DALLAS
COUNTY. THE LINE OF THUNDERSTORMS WAS MOVING EAST AT 20 MILES AN HOUR.
 
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

Local storm report, Mar 30, 8:05 PM CST, 2 hours 52 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
800 PM CST TUE MAR 30 1993

STORM REPORTS FROM TUESDAY AFTERNOON MARCH 30 1993

TIME          EVENT

235 PM        SANTA ROSA COUNTY...EMERGENCY MANAGEMENT REPORTED
              GOLF BALL SIZE HAIL NEAR PEA RIDGE.

330 PM        SANTA ROSA COUNTY...EMERGENCY MANAGEMENT REPORTED
              HIGH WINDS BLEW A MOBILE HOME OFF ITS FOUNDATION AND
              SEVERAL TREES WERE BLOW DOWN NEAR FLORIDATOWN WHICH
              IS NEAR PACE.

405 PM        OKALOOSA COUNTY...A MALE WAS STRUCK BY LIGHTNING IN
              FRONT OF A RESTURANT ON MARYR ESTHER CUT OFF ROAD IN
              MARY ESTHER.  HE WAS TRANSPORTED TO THE HOSPITAL AND
              WAS CONSCIOUS.
Special weather statement, Mar 30, 8:45 PM CST, 2 hours 12 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-310335-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
845 PM CST TUE MAR 30 1993

AT 840 PM CST...SHOWERS AND THUNDERSTORMS COVERED PART OF SOUTHEAST
MISSISSIPPI...SOUTH ALABAMA AND NORTHWEST FLORIDA FROM MERIDIAN
TO MONTGOMERY TO DOTHAN ACROSS MOST OF NORTHWEST FLORIDA
TO MOBILE THEN OFFSHORE FOR 100 MILES OF THE NORTHWEST FLORIDA
COAST.

IN NORTHWEST FLORIDA THE STRONGEST STORMS WERE NEAR PERDIDO AND
FROM NORTH OF PENSACOLA ACROSS MILTON TO NORTH OF CRESTVIEW.
ANOTHER STRONG STORM WAS NEAR PORT ST JOE.

STRONG THUNDERSTORMS WERE ALSO ACROSS SOUTHEAST MISSISSIPPI AND
SOUTH ALABAMA.  THESE STORMS WERE ALONG THE ALABAMA RIVER FROM
MOBILE BAY TO EAST OF FRUITDALE AND FROM SOUTHEAST OF MERIDIAN
TO NEAR TROY ALABAMA.

DANGEROUS LIGHTNING STRIKES...SMALL HAIL...STRONG GUSTY WINDS
AND LOCALLY HEAVY RAINFALL CAN BE EXPECTED FROM THESE STORMS.

THE THUNDERSTORMS HAVE PICKED UP SOME SPEED DURING THE LAST TWO
HOURS AND WERE NOW MOVING NORTHEAST AT NEAR 40 MILES AN HOUR.
HOWEVER...HEAVY RAINS CAN STILL RESULT IN TEMPORARY FLOODING
OF LOW SPOTS AND POOR DRAINAGE AREAS.

OFFSHORE...STRONG THUNDERSTORMS CONTINUE TO DEVELOP OFFSHORE OF THE
NORTHWEST FLORIDA AND SOUTHEAST ALABAMA COASTLINE AND MOVE ASHORE.
THE STRONGEST THUNDERSTORMS WERE 25 TO 75 MILES OFFSHORE OF THE
NORTHWEST FLORIDA COASTLINE.  THESE STORMS WERE MOVING NORTHEAST
AT 40 MILES AN HOUR.  VERY ROUGH SEAS AND GUSTY WINDS CAN BE
EXPECTED FROM THESE STORMS.
Special weather statement, Mar 30, 9:09 PM CST, 1 hour 48 minutes before
ALZ013-015-016-MSZ014-013-310515-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
909 PM CST TUE MAR 30 1993

...TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR ALL OF SOUTHEAST
MISSISSIPPI AND MOBILE...BALDWIN...CLARKE...AND WASHINGTON COUNTIES OF
SOUTHWEST ALABAMA...

AT 905 PM NATIONAL WEATHER SERVICE RADAR WAS SHOWING SEVERAL STRONG
THUNDERSTORMS ACROSS SOUTHWEST ALABAMA WITH THE THE STRONGEST STORMS
LOCATED IN SOUTH BALDWIN COUNTY ABOUT 10 MILES WEST OF GULF SHORES AND
IN CENTRAL CLARKE COUNTY JUST SOUTH OF GROVE HILL. THESE STORMS WERE
MOVING NORTHEAST AT 30 MPH.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES
AND SEVERE THUNDERSTORMS WITH LARGE HAIL...DANGEROUS LIGHTNING AND
DAMAGING WINDS IN AND NEAR THE WATCH AREA.  ALL RESIDENTS SHOULD REMAIN
ALERT AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Mar 30, 9:46 PM CST, 1 hour 11 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-310435-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
945 PM CST TUE MAR 30 1993

AT 940 PM CST...SHOWERS AND THUNDERSTORMS CONTINUED ACROSS SOUTH
ALABAMA AND NORTHWEST FLORIDA AND OFFSHORE FOR 80 MILES OF THE
NORTHWEST FLORIDA COASTLINE.

IN NORTHWEST FLORIDA THE STRONGEST STORMS WERE GENERALLY IN
ESCAMBIA AND SANTA ROSA COUNTIES FROM NEAR ALABAMA POINT TO
MOLINO TO NORTH OF MUNSON.

STRONG THUNDERSTORMS WERE ALSO ACROSS SOUTH ALABAMA.  THESE STORMS
WERE GENERALLY SCATTERED BETWEEN MOBILE AND MONTGOMERY.

DANGEROUS LIGHTNING STRIKES...SMALL HAIL AND STRONG GUSTY WINDS
CAN BE EXPECTED FROM THESE STORMS AS MOVE NORTHEAST AT NEAR 40
MILES AN HOUR.  HEAVY RAINS CAN ALSO BE EXPECTED TO CAUSE TEMPORARY
FLOODING OF LOW LYING AREAS AND POOR DRAINGAE AREAS ESPECAILLY
ON THE ROADWAYS.  MOTORISTS SHOULD SLOW DOWN AND NEVER ATTEMPT TO
GO THROUGH A LOW SPOT IN THE ROAD WHERE THE DEPTH OF THE WATER IS
UNKNOWN.

OFFSHORE...STRONG THUNDERSTORMS WERE FROM NEAR PENSACOLA PASS TO
75 MILES SOUTH OF FORT WALTON BEACH.  THESE STORMS WERE MOVING
BNORTHEAST AT 40 MILES AN HOUR.  VERY ROUGH SEAS AND GUSTY WINDS CAN
BE EXPECTED FROM THESE STORMS.
Special weather statement, Mar 30, 10:42 PM CST, 15 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-310535-
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
1040 PM CST TUE MAR 30 1993

AT 1035 PM CST...SHOWERS AND THUNDERSTORMS CONTINUED ACROSS
SOUTHEAST MISSISSIPPI...SOUTH ALABAMA AND NORTHWEST FLORIDA
AND OFFSHORE FOR 80 MILES OF THE NORTHWEST FLORIDA COASTLINE.

IN NORTHWEST FLORIDA THE STRONGEST STORMS WERE MOVING ASHORE
BETWEEN PENSACOLA AND FORT WALTON BEACH.  STRONG STORMS WERE ALSO
BETWEEN CENTURY AND MILTON.  BY 1100 PM MOST OF THE HEAVIER RAINS
SHOULD END FOR A FEW HOURS ACROSS ESCAMBIA AND SANTA ROSA COUNTIES.
FOR THE AREA FROM FORT WALTON TO PANAMA CITY...SOME STRONGER
THUNDERSTORMS OFFSHORE COULD MOVE INTO THESE AREAS BY 1130 PM.

STRONG THUNDERSTORMS WERE ALSO ACROSS SOUTH ALABAMA.  THESE STORMS
WERE AGAIN GENERALLY SCATTERED BETWEEN MOBILE AND MONTGOMERY.

DANGEROUS LIGHTNING STRIKES...SMALL HAIL AND STRONG GUSTY WINDS
CAN BE EXPECTED FROM THESE STORMS AS THEY MOVE NORTHEAST AT NEAR 40
MILES AN HOUR.  HEAVY RAINS CAN ALSO BE EXPECTED TO CAUSE TEMPORARY
FLOODING OF LOW LYING AREAS AND POOR DRAINGAE AREAS ESPECIALLY
ON THE ROADWAYS.

OFFSHORE...STRONG THUNDERSTORMS WERE FROM 40 TO 75 MILES SOUTH OF
FORT WALTON BEACH.  THESE STORMS WERE MOVING NORTHEAST AT 40 MILES
AN HOUR.  VERY ROUGH SEAS AND GUSTY WINDS CAN BE EXPECTED FROM THESE
STORMS.
Special weather statement, Mar 30, 10:43 PM CST, 14 minutes before
ALZ013-015-016-MSZ014-013-310645-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
1043 PM CST TUE MAR 30 1993

...TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR ALL OF SOUTHEAST
MISSISSIPPI AND MOBILE...BALDWIN...CLARKE...AND WASHINGTION COUNTIES OF
SOUTHWEST ALABAMA...

AT 1040 PM MOBILE WEATHER SERVICE RADAR INDICATED NUMEROUS STRONG
THUNDERSTORMS AND WIDELY SCATTERED RAINSHOWERS ACROSS SOUTHEAST
MISSISSIPPI AND SOUTHWEST ALABAMA.  THE STRONGEST THUNDERSTORMS WERE
LOCATED IN NORTHEAST PERRY COUNTY MISSISSIPPI NEAR RICHTON AND IN SOUTH
CLARKE COUNTY ALABAMA JUST EAST OF JACKSON.  THESE STORMS WERE MOVING
EAST AT 35 MPH.

THESE THUNDERSTORMS WERE LIKELY PRODUCING VERY HEAVY RAINS...STRONG
GUSTY WINDS...AND POSSIBLE SMALL HAIL.

REMEMBER A TORNADO WATCH IS IN EFFECT UNTIL MIDNIGHT AND RESIDENTS IN OR
NEAR THE WATCH AREA SHOULD REMAIN ALERT FOR LATER STATEMENTS AND
POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 1:20 AM CSTSevere Thunderstorm WarningMOBMobile55 min
Mar 31, 2:42 AM CSTSevere Thunderstorm WarningMOBBaldwin48 min
Mar 31, 6:14 AM CSTSevere Thunderstorm WarningMOBDale46 min
Mar 31, 6:29 AM CSTSevere Thunderstorm WarningMOBBarbour61 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.