Alert archive / Mississippi / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 72, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 7, 1989, 11:13 PM CDT for Lamar County, Mississippi. It was in force for 32 min.
The area
The counties it named.
The facts
- Issued
- Jun 7, 1989, 11:13 PM CDT (04:13 UTC)
- Expired
- Jun 7, 1989, 11:45 PM CDT
- In force
- 32 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Lamar 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
Slidell Radar S, LA (KSIL), launched 00:00Z, 4.2 hours before the alert went out and 108 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
- 1274 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 739 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 31 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 KJAN 080414
SVRJAN
MSC073-080445-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1113 PM CDT WED JUN 7 1989
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST MISSISSIPPI
...SOUTHERN LAMAR
AT 1110 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED OVER EXTREME
SOUTHERN LAMAR COUNTY...JUST WEST OF LUMBERTON. THIS STORM WAS MOVING
TO THE NORTHEAST AT 30 MILES AN HOUR AND SHOULD BE MOVING CLOSE TO THE
PURVIS AREA BY 1130 PM.
SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE
HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
<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, Jun 7, 5:28 PM CDT, 5 hours 45 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
530 PM CDT WED JUN 7 1989
TIME CO/STATE EVENT
330PM BALDWIN/AL WIND DAMAGE 1 MILE WEST OF CROSSROADS.
SEVERAL TREES REPORTED DOWN IN THE AREA.
METAL CARPORT BLOWN DOWN. A SVR TSTM WRNG
WAS IN EFFECT AT THE TIME.Special weather statement, Jun 7, 6:00 PM CDT, 5 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 600 PM CDT WED JUN 7 1989 ...THE SEVERE THUNDERSTORM WATCH FOR PORTIONS OF SOUTHEAST MISSISSIPPI HAS BEEN CANCELLED... DURING THE PAST HOUR THUNDERSTORM INTENSITIES HAVE DIMINISHED AND THEREFORE THE WATCH HAS BENN CANCELLED. AT 555 PM RADAR SHOWED A LARGE AREA OF SHOWERS AND THUNDERSTORMS OVER SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. THE ACTIVITY WAS MOVING EAST AT 20 MPH. SOME OF THESE STORMS ARE STILL CAPABLE OF PRODUCING DANGEROUS LIGHTNING... HEAVY RAINFALL...GUSTY WINDS AND SMALL HAIL. THUNDERSTORM ACTIVITY IS EXPECTED TO CONTINUE ACROSS THE GULF COAST THROUGH MUCH OF THE NIGHT.
Special weather statement, Jun 7, 7:31 PM CDT, 3 hours 42 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 730 PM CDT WED JUN 7 1989 ...THUNDERSTORMS INCREASING OVER THE FLORIDA PANHANDLE... AT 730 PM CDT...THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...FREQUENT LIGHTNING...STRONG WINDS AND POSSIBLE HAIL WERE DEVELOPING OVER ESCAMBIA AND SANTA ROSA COUNTIES. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 TO 30 MILES AN HOUR AND WILL MOVE ACROSS THE PANHANDLE FROM WEST TO EAST. OTHER THUNDERSTORMS WITH HEAVY RAIN WERE OVER THE PANAMA CITY AREA AND OUT IN THE GULF 10 TO 100 MILES SOUTH OF THE NORTHWEST FLORIDA COAST. PEOPLE IN THESE AREAS SHOULD LISTEN AND WATCH FOR FURTHER THUNDERSTORM INFORMATION AND BE PREPARzED TO TAKE SHELTER IF NECESSARY.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 11:48 PM CDT | Severe Thunderstorm Warning | MOB | Forrest | 27 min |
| Jun 8, 2:52 AM CDT | Severe Thunderstorm Warning | MOB | Hancock, Harrison, Pearl River, Stone | 68 min |
| Jun 8, 12:21 PM CDT | Tornado Warning | MOB | Hancock | 39 min |
| Jun 8, 1:18 PM CDT | Severe Thunderstorm Warning | MOB | Jackson | 42 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1989Every severe thunderstorm warning in 1989
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.