Alert archive / Alabama / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 85, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jun 15, 1989, 7:35 AM CDT for Baldwin County, Alabama. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Jun 15, 1989, 7:35 AM CDT (12:35 UTC)
- Expired
- Jun 15, 1989, 8:30 AM CDT
- In force
- 55 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Baldwin County, AL
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 12:00Z, 0.6 hours before the alert went out and 192 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
- 1427 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 588 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 104 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMOB 151240
SVRMOB
ALC003-151230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MOBILE AL
735 AM CDT THU JUN 15 1989
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING AND
SPECIAL MARINE WARNING EFFECTIVE UNTIL 830 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHWEST ALABAMA
...SOUTH CENTRAL BALDWIN
AND ADJOINING THE WATERS OF MOBILE BAY.
AT 732 AM CDT MOBILE AND PENSACOLA RADARS INDICATED A SEVERE
THUNDERSTORM OVER THE SOUTH END OF MOBILE BAY MOVING TO THE NORTHEAST
AT 30 MPH. THE STORM WILL COME ASHORE NEAR POINT CLEAR AND MOVE TO THE
LOXLEY...ROBEWRTSDALE AREA DURING THE NEXT HOUR.
MARINE INTEREST ON MOBILE BAY SHOULD SEEK SAFE HARBOR.
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, Jun 15, 5:41 AM CDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 540 AM CDT THU JUN 15 1989 AT 530 AM CDT...SHORT LINES AND CLUSTERS OF SHOWERS AND THUNDERSTORMS WERE NUMEROUS OVER THE WEST END OF THE PANHANDLE...SOUTHERN AND SOUTHWEST ALABAMA...AND THE ALABAMA COASTAL WATERS. RAIN AND SHOWERS SPREAD WESTWARD INTO MISSISSIPPI. LARGE THUNDERSTORMS WERE MOVING FROM THE GULF INLAND FROM PENSACOLA TO MOBILE BAY. THESE STORMS WERE DUMPING VERY HEAVY RAIN AS THEY MOVED NORTHEAST 30 TO 35 MILES AN HOUR. STREET AND LOW AREA FLOODING WILL LIKELY OCCUR AN THE LARGER STORMS MOVE ACROSS PENSACOLA AND MILTON. MOTORISTS SHOULD NOT TRY TO CROSS FLOODED STREETS WHEN THE WATER DEPTH IS: IN DOUBT. USE AN ALTERNATE ROUTE.
Special weather statement, Jun 15, 5:45 AM CDT, 1 hour 50 minutes before
SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 555 AM CDT THU JUN 15 1989 ...STRONG THUNDERSTORMS AND LOCALLY HEAVY RAINFALL POSSIBLE FOR SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI THIS MORNING... AT 540 AM...THE MOBILE RADAR SHOWED SEVERAL NORTHEAST-SOUTHWEST LINES OF THUNDERSTORMS ACROSS SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI EXTENDING OFFSHORE INTO THE GULF BEYOND 100 MILES. THEY WERE MOVING LITTLE WITH THE INDIVIDUAL THUNDERSTORMS MOVING TOWARD THE NORTHEAST AT 30 MPH. STRONGEST STORMS WERE OVER CENTRAL AND NORTHERN BALDWIN COUNTY ALABAMA WHERE WINDS STRONG ENOUGH TO BLOW GARBAGE CANS AND OTHER OBJECTS AROUND OCCURRED AT 450C AM.
Special weather statement, Jun 15, 6:12 AM CDT, 1 hour 23 minutes before
SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 610 AM CDT THU JUN 15 1989 ...A SEVERE THUNDERSTORM WATCH IS NOW IN EFFECT FOR ALL OF SOUTHWEST ALABAMA AND THE ALABAMA COASTAL WATERS UNTIL NOON... AT 600 AM...THE MOBILE RADAR SHOWED SEVERAL NORTHEAST-SOUTHWEST LINES OF THUNDERSTORMS ACROSS SOUTHWEST ALABAMA AND SOUTHEAST MISSISSIPPI EXTENDING OFFSHORE INTO THE GULF BEYOND 100 MILES. THEY WERE MOVING LITTLE WITH THE INDIVIDUAL THUNDERSTORMS MOVING TOWARD THE NORTHEAST AT 30 MPH. STRONGEST STORMS WERE OVER THE CENTRAL PORTION OF MOBILE BAY. WINDS STRONG ENOUGH TO BLOW GARBAGE CANS AND OTHER OBJECTS AROUND WERE REPORTED IN LOXLEY ALABAMA IN BALDWIN COUNTY AT 450 AM. MARINE INTERESTS SHOULD CONSIDER REMAINING IN PORT. NUMEROUS THUNDERSTORMS WITH STRONG GUSTY WINDS...ROUGH SEAS...DANGEROUS LIGHTNING ...POSSIBLE HAIL AND WATERSPOUTS ARE LIKELY THROUGHOUT THE MORNING. IN ADDITION TO THE POSSIBLY SEVERE WEATHER...RAINFALL AMOUNTS OF TWO OR MORE INCHES ARE POSSIBLE BEFORE NOON. WITH THE GROUND ALREADY SATURATED...SMALL STREAMS WILL RISE RAPIDLY AND ROADS AND STREETS WILL FLOOD. MOTORISTS SHOULD EXERCISE CAUTION AND WATCH rFOR FLOODED AREAS ON THE HIGHWAY. RESIDENTS OF SOUTHWEST ALABAMA SHOULD REMAIN ALERT TO THE POSSIBLITY OF SEVERE WEATHER TODAY.
Special weather statement, Jun 15, 6:39 AM CDT, 56 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 640 AM CDT THU JUN 15 1989 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 12 NOON THIS THURSDAY FOR ESCAMBIA...SANTA ROSA...OKALOOSA...WALTON...WASHINGTON...JACKSON AND HOLMES COUNTIES OF NORTHWEST AND THE ADJACENT COASTAL WATERS. AT 630 AM CDT...NUMEROUS STRONG THUNDERSTORMS WERE MOVING NORTHEAST THROUGH BALDWIN COUNTY OF ALABAMA AND ESCAMBIA AND SANTA ROSA COUNTIES OF FLORIDA AT ABOUT 35 MILES AN HOUR. VERY HEAVY RAINS ARE OCCURRING WITH THE LARGER THUNDERSTORMS. STREET AND LOW AREA FLOODING WILL OCCUR AS THE STORMS PASS OVER METROPOLITAN AREAS. MOTORISTS ARE URGED TO AVOID AREAS OF STANDING WATER.
Local storm report, Jun 15, 7:16 AM CDT, 19 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 715 AM CDT THU JUN 15 1989 ...LOXLEY ALABAMA PD REPORTED TREE LIMBS UP TO THREE INCHES IN DIAMETER BLOWN DOWN AT 450 AM....
Special weather statement, Jun 15, 7:32 AM CDT, 3 minutes before
SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 730 AM CDT THU JUN 15 1989 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF SOUTHWEST ALABAMA AND THE ALABAMA COASTAL WATERS UNTIL NOON... AT 725 AM...THE MOBILE RADAR SHOWED A BAND OF STRONG THUNDERSTORMS LOCATED NORTHEAST TO SOUTHWEST ACROSS BALDWIN AND THE SOUTHERN PORTION OF MOBILE COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST ALONG THE BAND AT 30 MPH WITH THE BAND NOT MOVING MUCH. THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO REPEATEDLY MOVE ACROSS AREAS THAT ARE SATURATED. LOXLEY PD ESTIMATED AT 700 AT LEAST TWO INCHES OF RAIN SINCE MIDNIGHT. ONE ROAD IN LOXLEY IS ALREADY COVERED WITH WATER. ADDITIONAL HEAVY RAINFALL MAY PROMPT FLASH FLOOD WARNINGS THIS MORNING. MOTORISTS SHOULD EXERCISE EXTREME CAUTION WHILE DRIVING. RESIDENTS OF SOUTHWEST ALABAMA SHOULD BE ALERT FOR THE POSSIBILITY OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND LARGE HAIL THIS MORNING. MARINE INTERESTS ARE ADVISED TO AVOID THE COASTAL WATERS THIS MORNING. STRONG THUNDERSTORMS WILL PRODUCE STRONG GUSTY WINDS... ROUGH SEAS...DANGEROUS LIGHTNING AND POSSIBLE WATERSPOUTS.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 4:36 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 39 min |
| Jun 15, 11:05 AM CDT | Severe Thunderstorm Warning | MOB | Barbour | 40 min |
| Jun 15, 5:45 PM CDT | Severe Thunderstorm Warning | MOB | Houston | 45 min |
| Jun 15, 6:35 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 55 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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.