Alert archive / Mississippi / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 27, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Apr 8, 1993, 5:05 PM CDT for Mobile County, Alabama; Harrison County, Jackson County, Mississippi. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Apr 8, 1993, 5:05 PM CDT (22:05 UTC)
- Expired
- Apr 8, 1993, 6:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Mobile County, AL, Harrison County, MS, Jackson County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 10.1 hours before the alert went out and 107 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
- 12 J/kg
- Mixed-layer CIN
- -134 J/kg
- Mixed-layer LCL
- 644 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMOB 082207 RRA SVRMOB ALC097-MSC047-059-082300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 505 PM CDT THU APR 8 1993 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ALABAMA ...MOBILE COUNTY IN SOUTHEAST MISSISSIPPI ...HARRISON COUNTY...JACKSON COUNTY AT 505 PM CDT RADAR INDICATED A SHORT LINE OF SEVERE THUNDERSTORM FROM NEAR GULFPORT TO 20 MILES SOUTH OF PASCAGOULA. THE LINE OF SEVERE THUNDERSTORMS WAS MOVING NORTHEAST AT 35 MPH. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
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, Apr 8, 3:01 PM CDT, 2 hours 4 minutes before
FLZ001>004-082100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PENSACOLA FL 300 PM CDT THU APR 8 1993 HEAVY RAINS POSSIBLE ACROSS NORTHWEST FLORIDA TONIGHT... A DEVELOPING LOW PRESSURE SYSTEM OVER THE GULF OF MEXICO IS EXPECTED TO STRENGTHEN AND MOVE ACROSS NORTHWEST FLORIDA TONIGHT. RAINFALL OF BETWEEN TWO AND FOUR INCHES WITH ISOLATED AMOUNTS OF UP TO FIVE INCHES CAN BE EXPECTED ACROSS PARTS OF THE PANHANDLE DURING THE OVERNIGHT PERIOD. FOR THIS REASON A FLASH FLOOD WATCH WILL BE IN EFFECT TONIGHT FOR ESCAMBIA...SANTA ROSA...OKALOOSA AND WALTON COUNTIES. IN ADDITION...SOUTH TO SOUTHEAST WINDS OF 20 TO 30 KNOTS WITH HIGHER GUSTS ARE EXPECTED AHEAD OF THE LOW PRESSURE SYSTEM TONIGHT. THIS WILL CAUSE THE TIDES ALONG THE COASTAL SECTIONS FROM PANAMA CITY TO PENSACOLA TO BE TWO TO FOUR FEET ABOVE NORMAL. HIGH TIDE ACROSS THE PANHANDLE WILL BE AROUND 100 PM FRIDAY AFTERNOON. LOW TIDE IS AROUND MIDNIGHT TONIGHT. A COASTAL FLOOD WATCH WILL BE IN EFFECT FROM APALACHICOLA TO PENSACOLA TONIGHT. THE WEATHER SYSTEM SHOULD MOVE THROUGH MOST OF NORTHWEST FLORIDA BY NOON ON FRIDAY. IF THE SYSTEM SLOWS DOWN WE COULD SEE MORE RAINFALL. STAY TUNED FOR LATER STATEMENTS AND POSSIBLE WARNINGS AS NEEDED.
Special weather statement, Apr 8, 3:47 PM CDT, 1 hour 18 minutes before
ALZ013-015-016-MSZ014-013-082245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 345 PM CDT THU APR 8 1993 ...STORMY WEATHER ALONG THE MISSISSIPPI AND ALABAMA COASTS FOR TONIGHT... ...A FLASH FLOOD WATCH WILL BE IN EFFECT FOR ALL OF SOUTHWEST ALABAMA TONIGHT... ...A FLOOD WATCH WILL BE IN EFFECT FOR ALL OF SOUTHEAST MISSISSIPPI TONIGHT... ...A COASTAL FLOOD WATCH IS IN EFFECT FOR THE ALABAMA AND MISSISSIPPI COASTS... A STRONG SPRING STORM OVER THE NORTHWEST GULF OF MEXICO IS EXPECTED TO MOVE NORTHEAST TOWARD THE MISSISSIPPI AND ALABAMA COASTS TONIGHT. THE STORM IS EXPECTED TO CONTINUE STRENGTHENING AS IT APPROACHES THE COAST. WINDS OVER THE NORTHERN GULF HAVE BEEN REPORTED 50 TO 60 MPH WITH SOME GUSTS ABOVE 80 MPH THIS AFTERNOON. SHORTLY AFTER 300 PM LAKEFRONT AIRPORT AT NEW ORLEANS WAS REPORTING WIND GUSTS TO 53 MPH. AS THIS STORM MOVES INLAND TONIGHT...THE WINDS WILL GRADUALLY SHIFT TO SOUTHEAST AND THEN SOUTH. STRONG ONSHORE WINDS OF 30 TO 40 KNOTS WILL DRIVE TIDES TO 2 TO 4 FEET ABOVE NORMAL. HIGHER GUSTS WILL ACCOMPANY THUNDERSTORMS...ESPECIALLY OVER THE BARRIER ISLANDS. HEAVY RAINFALL TOTALS OF 2 TO 4 INCHES ARE EXPECTED OVER THE AREA WITH POSSIBLE LOCAL TOTALS TO 5 INCHES. THESE RAINS WILL SWELL THE ALREADY HIGH RIVERS IN THE AREA AND POSES A SERIOUS FLOOD THREAT. IN ADDITION...THE STRONG WINDS ALONG THE COASTAL SECTIONS WILL HAMPER RUNOFF AND AGGRAVATE THE SITUATION. THERE IS ALSO THE POSSIBILITY OF SEVERE THUNDERSTORMS AND SEVERE WEATHER WATCHES MAY BE ISSUED FOR SOME PORTIONS OF THE AREA LATER THIS EVENING. PERSONS LIVING ALONG THE COAST SHOULD BE AWARE OF THE STORM AND TAKE APPROPRIATE PRECAUTIONS. RESIDENTS OF DAUPHIN ISLAND ARE REMINDED THAT THE ROAD TO THE WEST END OF THE ISLAND WILL FLOOD WEST OF THE SCHOOL WITH THE EXPECTED CONDITIONS. MAKE ANY ARRANGEMENTS FOR MOVING OR SECURING PROPERTY BEFORE NIGHTFALL. PERSONS WITH VESSELS IN COASTAL MARINAS SHOULD MAKE SURE YOUR CRAFT ARE SECURE. THE STORM SHOULD PASS THROUGH THE AREA BY MIDMORNING FRIDAY AND CONDITIONS ARE EXPECTED TO IMPROVE RAPIDLY. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR LATER INFORMATION ON THIS WEATHER~ SYSTEM. &
Special weather statement, Apr 8, 4:38 PM CDT, 27 minutes before
FLZ001>004-MSZ012>014-ALZ010-013>018-082230- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 435 PM CDT THU APR 8 1993 A FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT AND EARLY FRIDAY FOR ESCAMBIA...SANTA ROSA...OKALOOSA AND WALTON COUNTIES IN NORTHWEST FLORIDA. A COASTAL FLOOD WATCH IS IN EFFECT TONIGHT FROM APALACHICOLA TO PENSACOLA. AT 430 PM WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS FROM 20 MILES WEST OF MOBILE TO 125 MILES SOUTH OF DAUPHIN ISLAND. THE STRONGEST THUNDERSTORMS WERE 50 TO 100 MILES SOUTH OF DAUPHIN ISLAND. OTHER SHOWERS AND THUNDERSTORMS WERE SCATTERED ACROSS SOUT^HEAST MISSISSIPPI AND WERE MOVING INTO SOUTHWEST ALABAMA. THE RAIN WAS SPREADING INTO THE MOBILE AREA. THE RAIN WAS MOVING EAST AT 10 TO 15 MPH.
Nearby
Severe Thunderstorm Warnings in Mississippi, 1993Severe 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.