Alert archive / Mississippi / Severe Thunderstorm Warnings in 1988
Severe Thunderstorm Warning 9, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Mar 12, 1988, 6:31 PM CST for Perry County, Mississippi. It was in force for 23 hr.
The area
The counties it named.
The facts
- Issued
- Mar 12, 1988, 6:31 PM CST (00:31 UTC)
- Expired
- Mar 13, 1988, 5:15 PM CST
- In force
- 23 hr
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Perry County, MS
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.5 hours before the alert went out and 164 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2587 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- -92 m²/s²
- 0-3 km storm-relative helicity
- 129 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 130031
SVRMOB
MSC111-130115-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
631 PM CST SAT MAR 12 1988
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 715 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST MISSISSIPPI
...NORTHERN PERRY
AT 630 PM THE MOBILE RADAR INDICATED A SEVERE THUNDERSTORM JUST
NORTHEAST RUNNELSTOWN MISSISSIPPI MOVING TOWARD THE EAST AT 30 MPH.
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 WEAlTHER 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, Mar 12, 2:47 PM CST, 3 hours 44 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 235 PM CST SAT MAR 12 1988 ...THUNDERSTORMS WERE MOVING INTO THE WEST PART OF NORTHWEST FLORIDA... AT 230 PM CST...THUNDERSTORMS...SOME WITH VERY HEAVY RAINS...WERE OVER THE FLORIDA PANHANDLE...SOUTHWEST ALABAMA...AND THE ADJOINING GULF TO 125 MILES OFFSHORE. THE THUNDERSTORMS WITH THE HEAVIER RAINS WERE MOVING INTO WESTERN ESCAMBIA COUNTY FLORIDA AND THE IMMEDIATE COASTAL WATERS...AND FROM FREEPORT TO PORT ST JOE AND EXTENDED INLAND ACROSS BONIFAY AND TO THE ALABAMA BORDER. THE THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT 40 MILES AN HOUR. THESE THUNDERSTORMS WILL PRODUCE PERIODS OF VERY HEAVY RAIN.5..GUSTY WIND AROUND 45 MILES AN HOUR...FREQUENT LIGHTNING...AND POSSIBLE SMALL HAIL. PERSONS SHOULD TAKE ANY NECESSARY PRECAUTIONS FOR THESE CONDITIONS.
Special weather statement, Mar 12, 3:36 PM CST, 2 hours 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 335 PM CST SAT MAR 12 1988 ...TORNADO WATCH NOW IN EFFECT FOR SEVERAL INLAND COUNTIES IN SOUTHEAST MISSISSIPPI AND ALABAMA UNTIL 900 PM... TORNADO WATCH NUMBER 18 HAS BEEN ISSUED FOR SEVERAL COUNTIES IN SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI UNTIL 900 PM THIS EVENING. INCLUDED IN MISSISSIPPI ARE: PEARL-RIVER...FORREST...LAMAR...PERRY AND GREENE. IN SOUTHWEST ALABAMA...CLARKE AND WASHINGTON ARE THE COUNTIES INCLUDED IN THE WATCH. WEATHER SERVICE RADARS INDICATED AT 330 PM THE STRONGEST THUNDERSTORMS WERE STILL NORTHWEST OF HATTIESBURG MISSISSIPPI BUT WERE MOVING TOWARD THE EAST RAPIDLY. RESIDENTS IN THESE COUN}TIES IN SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA SHOULD BE ALERT FOR THE POSSIBILITY OF SEVERE WEATHER.
Special weather statement, Mar 12, 3:36 PM CST, 2 hours 55 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
335 PM CST SAT MAR 12 1988
AT 330 PM CST...THUNDERSTORMS...SOME WITH VERY HEAVY RAINS...WERE OVER
THE FLORIDA PANHANDLE...SOUTHWEST ALABAMA...AND THE ADJOINING GULF TO
125 MILES OFFSHORE.
THE THUNDERSTORMS WITH THE HEAVIER RAINS WERE ALONG THE COAST AND
IMMEDIATE COASTAL WATERS BETWEEN MOBILE BAY AND FORT WALTON...AND OVER
THE COASTAL WATERS SOUTHWEST OF APALACHICOLA.
THE THUNDERSTORMS WERE MOVING EAST-NORTHEAST AT 40 MILES AN HOUR.
THESE THUNDERSTORMS WILL PRODUCE PERIODS OF VERY HEAVY RAIN WITH BRIEF
FLOODING OF POOR DRAINAGE AREAS...GUSTY WINDS WIND AROUND 45 MILES AN
HOUR...FREQUENT LIGHTNING...AN{D POSSIBLE SMALL HAIL.
PERSONS SHOULD TAKE ANY NECESSARY PRECAUTIONS FOR THESE CONDITIONS.Special weather statement, Mar 12, 5:40 PM CST, 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 540 PM CST SAT MAR 12 1988 ...TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF SOUTHEAST MISSISSIPPI AND ALABAMA UNTIL 900 PM... TORNADO WATCH NUMBER 18 HAS BEEN ISSUED FOR SEVERAL COUNTIES IN SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI UNTIL 900 PM THIS EVENING. INCLUDED IN MISSISSIPPI ARE: PEARL-RIVER...FORREST...LAMAR...PERRY AND GREENE. IN SOUTHWEST ALABAMA...CLARKE AND WASHINGTON ARE THE COUNTIES INCLUDED IN THE WATCH. WEATHER SERVICE RADARS INDICATED AT 530 PM A LINE OF INTENSE THUNDERSTORMS FROM WEST OF DEMOPOLIS ALABAMA SOUTHWEST TO JUST EAST OF LAUREL MISSISSIPPI. THE LINE WAS MOVING TOWARD THE EAST AT 20 MPH WHILE THE INDIVIDUAL THUNDERSTORMS WERE RACING NORTHEAST ABOUT 50 MPH. THE THUNDERSTORMS HAVE A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL. IF THE THUNDERSTORMS CONTINUE THEIR PRESENT MOVEMENT AND INTENSITY ...WARNINGS ARE LIKELY FOR NORTHERN WASHINGTON AND CLARKE COUNTIES IN ALABAMA DURING THE NEXT COUPLE HOUR. RESIDENTS IN THESE COUNTIES SHOULD STAY ALERT FOR THE POSSIBILITY OF SEVERE WEATHER.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 7:17 PM CST | Severe Thunderstorm Warning | MOB | Greene | 43 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1988Every severe thunderstorm warning in 1988
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.