Alert archive / Alabama / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 86, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Oct 30, 1993, 2:06 AM CDT for Houston County, Alabama. It was in force for 36 min.
The area
The counties it named.
The facts
- Issued
- Oct 30, 1993, 2:06 AM CDT (07:06 UTC)
- Expired
- Oct 30, 1993, 2:42 AM CDT
- In force
- 36 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Houston County, AL
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.1 hours before the alert went out and 127 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.
- Mixed-layer CAPE
- 1006 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 336 m²/s²
- 0-3 km storm-relative helicity
- 435 m²/s²
- Significant tornado parameter
- 2.3
- Supercell composite
- 10.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMGM 300705 RRA SVRMGM ALC069-300815- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MONTGOMERY AL 206 AM CDT SAT OCT 30 1993 THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 315 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION...... IN SOUTHEAST ALABAMA ...HOUSTON COUNTY AT 205 AM...WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM JUST SOUTH OF DOTHAN MOVING NORTHEAST AT 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 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, Oct 30, 12:10 AM CDT, 1 hour 56 minutes before
ALZ052-053-055-056-059-061-062-063-064-MSZ075-076-077-078-079-080- 081-082-ALZ501-LAZ501-300630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 1208 AM CDT SAT OCT 30 1993 ...A TORNADO WATCH IS NO LONGER IN EFFECT FOR PEARL RIVER... HANCOCK...STONE...GREENE AND PERRY COUNTIES OF MISSISSIPPI. THE WATCH HAS ALSO BEEN CANCELLED FOR WASHINGTON AND CLARKE COUNTIES OF ALABAMA... ...THE TORNADO WATCH REMAINS IN EFFECT FOR GEORGE...JACKSON AND HARRISON COUNTIES OF MISSISSIPPI AND FOR MOBILE...BALDWIN... MONROE...CONECUH AND ESCAMBIA COUNTIES OF SOUTHWEST ALABAMA... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST ALABAMA TONIGHT... AT 1155 PM...NATIONAL WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS EXTENDING FROM THE CHANDELEUR ISLAND...ACROSS THE MISSISSIPPI SOUND TO PASCAGOULA AND MOBILE. THESE THUNDERSTORMS WERE PRODUCING TORRENTIAL RAINFALL AMOUNTS...IN ADDITION TO STRONG GUSTY WINDS AND FREQUENT LIGHTNING STRIKES. OTHER STRONG THUNDERSTORMS EXTENDED ACROSS BALDWIN COUNTY ALABAMA TO NEAR EVERGREEN ALABAMA. ALL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MPH. SINCE 7 PM TONIGHT...THE MOBILE REGIONAL AIRPORT RECEIVED OVER THREE INCHES OF RAIN...MOST OF THAT FALLING IN A THREE HOUR PERIOD. SOME REPORTS OF LOCALIZED STREET AND ROAD FLOODING IN THE CITY OF MOBILE WAS REPORTED...BUT NO FLASH FLOODING HAS BEEN REPORTED. MORE HEAVY RAIN IS ON THE WAY FOR MOST AREAS THOUGH...SO ALL PERSONS IN SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI SHOULD BE ON THE LOOKOUT FOR POTENTIAL FLASH FLOODING. BE PREPARED TO TAKE QUICK ACTION SHOULD A FLASH FLOOD WARNING BE REQUIRED FOR YOUR AREA. WITH STRONG THUNDERSTORMS STILL MOVING ACROSS THE AREA...EVERYONE IN COASTAL ALABAMA AND MISSISSIPPI SHOULD KEEP A WEATHER EYE OUT TONIGHT. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS TO FORM IN AND CLOSE TO THE WATCH AREA. A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS POSSIBLE IN AND CLOSE TO THE FLASH FLOOD WATCH AREA.
Special weather statement, Oct 30, 12:24 AM CDT, 1 hour 42 minutes before
ALZ052-053-055-056-059-061-062-063-064-MSZ075-076-077-078-079-080- 081-082-ALZ501-LAZ501-300630- SPECIAL WEATHER STATEMENT...CORRECTION LAST PARAGRAPH... NATIONAL WEATHER SERVICE MOBILE AL 1208 AM CDT SAT OCT 30 1993 ...A TORNADO WATCH IS NO LONGER IN EFFECT FOR PEARL RIVER... HANCOCK...STONE...GREENE AND PERRY COUNTIES OF MISSISSIPPI. THE WATCH HAS ALSO BEEN CANCELLED FOR WASHINGTON AND CLARKE COUNTIES OF ALABAMA... ...THE TORNADO WATCH REMAINS IN EFFECT FOR GEORGE...JACKSON AND HARRISON COUNTIES OF MISSISSIPPI AND FOR MOBILE...BALDWIN... MONROE...CONECUH AND ESCAMBIA COUNTIES OF SOUTHWEST ALABAMA... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST ALABAMA TONIGHT... AT 1155 PM...NATIONAL WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS EXTENDING FROM THE CHANDELEUR ISLAND...ACROSS THE MISSISSIPPI SOUND TO PASCAGOULA AND MOBILE. THESE THUNDERSTORMS WERE PRODUCING TORRENTIAL RAINFALL AMOUNTS...IN ADDITION TO STRONG GUSTY WINDS AND FREQUENT LIGHTNING STRIKES. OTHER STRONG THUNDERSTORMS EXTENDED ACROSS BALDWIN COUNTY ALABAMA TO NEAR EVERGREEN ALABAMA. ALL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30 MPH. SINCE 7 PM TONIGHT...THE MOBILE REGIONAL AIRPORT RECEIVED OVER THREE INCHES OF RAIN...MOST OF THAT FALLING IN A THREE HOUR PERIOD. SOME REPORTS OF LOCALIZED STREET AND ROAD FLOODING IN THE CITY OF MOBILE WAS REPORTED...BUT NO FLASH FLOODING HAS BEEN REPORTED. MORE HEAVY RAIN IS ON THE WAY FOR MOST AREAS THOUGH...SO ALL PERSONS IN SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI SHOULD BE ON THE LOOKOUT FOR POTENTIAL FLASH FLOODING. BE PREPARED TO TAKE QUICK ACTION SHOULD A FLASH FLOOD WARNING BE REQUIRED FOR YOUR AREA. WITH STRONG THUNDERSTORMS STILL MOVING ACROSS THE AREA...EVERYONE IN COASTAL ALABAMA AND MISSISSIPPI SHOULD KEEP A WEATHER EYE OUT TONIGHT. BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS TO FORM IN AND CLOSE TO THE WATCH AREA. A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE IN AND CLOSE TO THE FLASH FLOOD WATCH AREA.
Special weather statement, Oct 30, 12:42 AM CDT, 1 hour 24 minutes before
FLZ001>010-012-300640- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 1235 AM CDT SAT OCT 30 1993 ...A TORNADO WATCH IS IN EFFECT UNTIL 4 AM CDT FOR ALL OF THE FLORIDA PANHANDLE AND ADJACENT COASTAL WATERS... AT 1230 PM CDT...A SOLID LINE OF VERY STRONG THUNDERSTORMS STRETCHED FROM NORTH SANTA ROSA COUNTY OF FLORIDA SOUTHWEST ACROSS MOBILE BAY AND OUT OVER WATER. THIS LINE WAS MOVING TOWARDS THE PENSACOLA AREA. AN EXTENSIVE RAIN AREA WITH NUMEROUS THUNDERSTORMS...SOME VERY STRONG ...COVERED SOUTHEAST MISSISSIPPI...SOUTH ALABAMA...NORTHWEST FLORIDA... AND THE ADJACENT GULF OF MEXICO. THESE STORMS ARE PRODUCING TORRENTIAL RAINS AND STRONG GUSTY WINDS. SOME FLOODING OF STREETS AND LOW AREAS WILL CONTINUE OVER NORTHWEST FLORIDA DURING THE NIGHT. MOTORIST ARE URGED TO SLOW DOWN AND USE CAUTION WHEN MOVING THROUGH STANDING WATER. MOVEMENTS WERE TO THE NORTHEAST AND EAST ABOUT 35 MILES AN HOUR.
Special weather statement, Oct 30, 1:23 AM CDT, 43 minutes before
ALZ052-053-055-056-059-061-062-063-064-MSZ075-076-077-078-079-080- 081-082-ALZ501-LAZ501-300730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 120 AM CDT SAT OCT 30 1993 ...A TORNADO WATCH IS NO LONGER IN EFFECT FOR SOUTHEAST MISSISSIPPI OR FOR MOBILE...BALDWIN AND MONROE COUNTIES OF ALABAMA... ...TORNADO WATCH NUMBER 926 REMAINS IN EFFECT FOR ESCAMBIA AND CONECUH COUNTIES OF SOUTHWEST ALABAMA UNTIL 4 AM... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST ALABAMA... ...THE STRONGEST THUNDERSTORMS WERE MOVING OUT OF COASTAL ALABAMA... AT 115 PM...THE MOBILE WEATHER RADAR INDICATED THUNDERSTORMS EXTENDING ACROSS SOUTHEAST BALDWIN COUNTY...INTO NORTHWEST FLORIDA. THE STRONGEST OF THESE STORMS WERE NOTED OVER COASTAL BALDWIN COUNTY NEAR ORANGE BEACH...MOVING TO THE NORTHEAST AT 30 MILES AN HOUR INTO NORTHWEST FLORIDA. THUNDERSTORMS CONTINUE ACROSS PORTIONS OF ESCAMBIA AND CONECUH COUNTIES...THE THREAT OF SEVERE WEATHER STILL EXISTS IN THESE AREAS. PERSONS IN CONECUH AND ESCAMBIA COUNTIES SHOULD CONTINUE TO LISTEN FOR LATER STATEMENTS AND POSSIBLE BULLETINS. A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR ALL OF SOUTHWEST ALABAMA. ALL PERSONS IN 6THIS AREA NEAR LOCATIONS PRONE OR SUCCEPTABLE TO FLASH FLOODING SHOULD REMAIN ALERT TO THE FLASH FLOOD THREAT.
Special weather statement, Oct 30, 1:26 AM CDT, 40 minutes before
ALZ052-053-055-056-059-061-062-063-064-MSZ075-076-077-078-079-080- 081-082-ALZ501-LAZ501-300730- SPECIAL WEATHER STATEMENT...CORRECTED... NATIONAL WEATHER SERVICE MOBILE AL 120 AM CDT SAT OCT 30 1993 ...A TORNADO WATCH IS NO LONGER IN EFFECT FOR SOUTHEAST MISSISSIPPI OR FOR MOBILE...BALDWIN AND MONROE COUNTIES OF ALABAMA... ...TORNADO WATCH NUMBER 926 REMAINS IN EFFECT FOR ESCAMBIA AND CONECUH COUNTIES OF SOUTHWEST ALABAMA UNTIL 4 AM... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR SOUTHWEST ALABAMA... ...THE STRONGEST THUNDERSTORMS WERE MOVING OUT OF COASTAL ALABAMA... AT 115 AM...THE MOBILE WEATHER RADAR INDICATED THUNDERSTORMS EXTENDING ACROSS SOUTHEAST BALDWIN COUNTY...INTO NORTHWEST FLORIDA. THE STRONGEST OF THESE STORMS WERE NOTED OVER COASTAL BALDWIN COUNTY NEAR ORANGE BEACH...MOVING TO THE NORTHEAST AT 30 MILES AN HOUR INTO NORTHWEST FLORIDA. THUNDERSTORMS CONTINUE ACROSS PORTIONS OF ESCAMBIA AND CONECUH COUNTIES...THE THREAT OF SEVERE WEATHER STILL EXISTS IN THESE AREAS. PERSONS IN CONECUH AND ESCAMBIA COUNTIES SHOULD CONTINUE TO LISTEN FOR LATER STATEMENTS AND POSSIBLE BULLETINS. A FLASH FLOOD WATCH IS ALSO IN EFFECT FOR ALL OF SOUTHWEST ALABAM>A. ALL PERSONS IN THIS AREA NEAR LOCATIONS PRONE OR SUCCEPTABLE TO FLASH FLOODING SHOULD REMAIN ALERT TO THE FLASH FLOOD THREAT.
Special weather statement, Oct 30, 1:47 AM CDT, 19 minutes before
ALZ052-053-055-056-059-061-062-063-064-300730- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 147 AM CDT SAT OCT 30 1993 ...TORNADO WATCH NUMBER 926 IS NO LONGER IN EFFECT FOR MOBILE ...BALDWIN...WASHINGTON...MONROE...CLARKE...CONECUH OR ESCAMBIA COUNTIES OF SOUTHWEST ALABAMA... THE STRONG THUNDERSTORM ACTIVITY HAS MOVED AWAY FROM SOUTHWEST ALABAMA AND THE SEVERE WEATHER THREAT HAS DIMINISHED FOR THIS AREA. THE TORNADO WATCH WILL CONTINUE FOR MUCH OF SOUTH ALABAMA AND ALL OF NORTHWEST FLORIDA.
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.