Alert archive / Alabama / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 97, NWS Mobile, AL

June 26, 1989Dallas County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 26, 1989, 7:24 PM CDT for Dallas County, Alabama. It was in force for 41 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 26, 1989, 7:24 PM CDT (00:24 UTC)
Expired
Jun 26, 1989, 8:05 PM CDT
In force
41 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Dallas County, AL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 26, 7:35 PM CDTThunderstorm Wind 0Dallas, AL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.4 hours before the alert went out and 279 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.

Skew-T log-pSkew-T log-p diagram, Jackson, MS at 00:00Z on 1989-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1093 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 1989-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1093 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1171 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMGM 270024
SVRMGM
ALC047-270115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
724 PM CDT MON JUN 26 1989
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH ALABAMA
          ...NORTH CENTRAL DALLAS
 
A SEVERE THUNDERSTORM WAS OBSERVED ON MONTGOMERY'S WEATHER RADAR IN
NORTH CENTRAL DALLAS COUNTY OVER PAUL M GRIST STATE PARK. THE
THUNDERSTORM WAS MOVING NORTHWEST AT ABOUT 15 MPH.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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 26, 2:36 PM CDT, 4 hours 48 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
235 PM CDT MON JUN 26 1989

...THUNDERSTORMS WITH VERY HEAVY RAINS OVER THE FLORIDA PANHANDLE...

AT 230 PM CDT...THUNDERSTORMS...SOME WITH VERY HEAVY RAIN... WERE
SCATTERED OVER THE FLORIDA PANHANDLE...SOUTH AND SOUTHWEST ALABAMA...
AND THE IMMEDIATE ADJOINING COASTAL WATERS.
THE THUNDERSTORMS WITH THE HEAVIER RAINS WERE FROM AROUND MILTON TO
AROUND CRESTVIEW...FROM AROUND FREEPORT NORTHEAST INTO WASHINGTON AND
HOLMES COUNTIES...AND BETWEEN PANAMA CITY AND APALACHICOLA.
THE THUNDERSTORMS WERE MOVING NORTH AT 10 MILES AN HOUR.

THE THUNDERSTORMS ARE CAPABLE OF PRODUCING PERIODS OF VERY HEAVY
DOWNPOURS CAUSING SOME FLOODING OF STREETS AND OTHER POOR DRAINAGE
AREAS...FREQUENT LIGHTNING STRIKES...GUSTY WINDS AROUND 35 MILES AN
HOUR...AND POSSIBLE SMALL HAIL.
SOME FUNNEL CLOUD DEVELOPMENT MAY BE POSSIBLE.
PERSONS SHOULD TAKE ANY NECESSARY PRECAUTIONS FOxR THESE CONDITIONS.
Special weather statement, Jun 26, 3:38 PM CDT, 3 hours 46 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
335 PM CDT MON JUN 26 1989

...THUNDERSTORMS WITH VERY HEAVY RAINS OVER THE FLORIDA PANHANDLE...

AT 330 PM CDT...THUNDERSTORMS...SOME WITH VERY HEAVY RAIN... WERE
SCATTERED OVER THE FLORIDA PANHANDLE AND EXTENDED INTO SOUTH AND
SOUTHWEST ALABAMA.
THE THUNDERSTORMS WITH THE HEAVIER RAINS WERE FROM BETWEEN MILTON AND
BREWTON...BETWEEN CRESTVIEW AND BONIFAY...AND NEAR YOUNGSTOWN.
THE THUNDERSTORMS WERE MOVING NORTHWEST AT 10 MILES AN HOUR.

THE THUNDERSTORMS ARE CAPABLE OF PRODUCING PERIODS OF VERY HEAVY
DOWNPOURS CAUSING SOME FLOODING OF STREETS AND OTHER POOR DRAINAGE
AREAS...FREQUENT LIGHTNING STRIKES...GUSTY WINDS AROUND 35 MILES AN
HOUR...AND POSSIBLE SMALL HAIL.
PERSONS SHOULD TAKE ANY NECESSARY PRECAUTIONS FOR THESE CONDITIONS.

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.