Alert archive / Mississippi / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 5, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 11, 1993, 6:12 PM CST for Hancock County, Mississippi. It was in force for 48 min.
The area
The counties it named.
The facts
- Issued
- Feb 11, 1993, 6:12 PM CST (00:12 UTC)
- Expired
- Feb 11, 1993, 7:00 PM CST
- In force
- 48 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Hancock County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 0.2 hours before the alert went out and 27 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
- 346 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 1275 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 59 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 120015 SVRMOB MSC045-120100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 612 PM CST THU FEB 11 1993 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST MISSISSIPPI ...HANCOCK COUNTY AT 610 PM WEATHER RADAR SHOWED THE SEVERE THUNDERSTORM OVER SOUTHERN PEARL RIVER COUNTY TO BE MOVING INTO NORTHERN HANCOCK COUNTY. THE STRONGEST PORTION OF THE STORM WAS NOTED OVER CARRIERE IN PEARL RIVER COUNTY AND REPORTS OF NICKEL SIZED HAIL WAS REPORTED JUST SOUTH OF POPLARVILLE IN CENTRAL PEARL RIVER COUNTY WITH THIS STORM. 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, Feb 11, 5:27 PM CST, 45 minutes before
ALZ013-015-016-MSZ014-013-120030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 525 PM CST THU FEB 11 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA UNTIL 10 PM CST TONIGHT... AT 520 PM NATIONAL WEATHER SERVICE RADAR INDICATED AN INTENSE THUNDERSTORM NEAR FOLSOM IN SOUTHEAST LOUISIANA. THIS THUNDERSTORM WAS MOVING EASTWARD AT 35 MPH AND MAY AFFECT PEARL RIVER COUNTY MISSISSIPPI WITHIN THE NEXT HOUR. ELSEWHERE OVER SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA...RADAR INDICATED NO SHOWERS OR THUNDERSTORMS BUT KEEP IN MIND THAT A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT. THIS MEANS THAT CONDITIONS ARE FAVORABLE TONIGHT FOR THE FORMATION OF SEVERE THUNDERSTORMS IN OR CLOSE TO THE WATCH AREA. STAY TUNED FOR FURTHER UPDATES AND POSSIBLE WARNINGS.
Special weather statement, Feb 11, 5:45 PM CST, 27 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-120030- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 535 PM CST THU FEB 11 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1000 PM CST THIS THURSDAY EVENING FOR THE FOLLOWING COUNTIES OF NORTHWEST FLORIDA ESCAMBIA...SANTA ROSA...OKALOOSA...WALTON...HOLMES...AND THE ADJOINING COASTAL WATERS OF ESCAMBIA...SANTA ROSA...OKALOOSA...AND WALTON... AT 530 PM CST...STRONG THUNDERSTORMS WERE OVER INTERIOR SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI. THE STRONGER THUNDERSTORMS WERE IN LAUDERDALE AND CLARKE COUNTIES OF MISSISSIPPI...AND WERE MOVING INTO SOUTHERN SUMTER AND NORTHERN CHOCTAW COUNTIES OF ALABAMA. OTHER THUND"ERSTORMS WERE DEVELOPING BETWEEN BATON ROUGE AND SLIDELL LOUISIANA. THE THUNDERSTORMS WERE MOVING EAST AT 30 MILES AN HOUR. THERE WERE NO THUNDERSTORMS IN THE FLORIDA PANHANDLE AT THIS TIME.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 8:10 PM CST | Severe Thunderstorm Warning | MOB | Pearl River | 65 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 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.