Alert archive / Alabama / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 42, NWS Mobile, AL

June 21, 1986Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 21, 1986, 11:20 PM CDT for Baldwin County, Alabama. It was in force for 115 min.

The area

The counties it named.

The facts

Issued
Jun 21, 1986, 11:20 PM CDT (04:20 UTC)
Expired
Jun 22, 1986, 1:15 AM CDT
In force
115 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

Boothville, LA (KBVE), launched 00:00Z, 4.3 hours before the alert went out and 217 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, Boothville, LA at 00:00Z on 1986-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 814 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Boothville, LA at 00:00Z on 1986-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
814 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1440 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 21, 6:11 PM CDT, 5 hours 9 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
610 PM CDT SAT JUN 21 1986

PERSONNEL AT JACK EDWARDS AIRPORT AT GULF SHORES ALABAMA REPORTED
WINDS IN EXCESS OF 50 MPH DURING A THUNDERSTORHM AROUND 530 PM..
Special weather statement, Jun 21, 6:42 PM CDT, 4 hours 38 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
640 PM CDT SAT JUN 21 1986

AT 635 PM CDT...A SHORT LINE OF VERY HEAVY THUNDERSTORMS HAD
DEVELOPED AND STRETCHED FROM SOUTHERN OKALOOSA TO EAST-CENTRAL
SANTA ROSA COUNTIES IN FLORIDA. THE STORMS WERE PRODUCING VERY
HEAVY RAINS, FREQUENT LIGHTNING, AND POSSIBLY GUSTY WINDS AND
SMALL HAIL. THESE THUNDERSTORMS WERE MOVING TOWARD THE SOUTHWEST AT
10 TO 15 MILES AN HOUR. FLOODING OF STREETS AND LOW AREAS IS LIKELY
AS THESE THUNDERSTORMS MOVE OVER URBAN AREAS.

ELSEWHERE OVER LAND, THUNDERSTORMS WITH HEAVY RAINS WERE INDICATED
OVER SOUTHERN BALDWIN COUNTY ALABAMA.

AT SEA, A VERY HEAVY THUNDERSTORM WAS IN PROGRE[SS FROM 20 TO 30
MILES SOUTH OF FT WALTON BEACH.
Special weather statement, Jun 21, 7:44 PM CDT, 3 hours 36 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE PENSACOLA FL
745 PM CDT SAT JUN 21 1986

AT 740 PM CDT...A CLUSTER OF THUNDERSTORMS HAD MOVED FROM THE CRESTVIEW
AND MILTON AREA AND LAY ALONG THE COASTLINE FROM FT WALTON BEACH TO
NAVARRE BEACH FLORIDA. THESE STROMS WERE PRODUCING HEAVY RAIN AND
DANGEROUS LIGHTNING IN ADDITION TO GUSTY WINDS. THE THUNDERSTORMS
WERE MOVING TO THE SOUTHWEST AT 12 TO 15 MILES AN HOUR. PERSONS ON
THE BEACHES IN SANTA ROSA COUNTY SHOULD MOVE TO SHELTER IMMEDIATELY.
IN ADDITIONAL TO THE DANGEROUS LIGHTNING STRIKES, HEAVY RAINS WILL
CAUSE FLOODING OF STREETS AND LOW AREAS.

THUNDERSTORMS WERE DEVELOPING ALONG THE APALACHICOLA RIVER AND WERE
MOVING TOWARD PANAMA CITY FLORIDA.

OTHER THUNDERSTORMS WERE OCCURRING IN SOUTHWEST ALABAMA.
Local storm report, Jun 21, 7:49 PM CDT, 3 hours 31 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
745 PM CDT SAT JUN 21 1986

THE FOLLOWING REPORTS OF SEVERE WEATHER HAVE BEEN RECEIVED IN THE
PAST FEW MINUTES...

..700 PM...MARBLE SIZE HAIL 6 MILES SOUTHEAST OF THE MOBILE AIRPORT
..710 PM...HAIL 3/4 INCH IN DIAMETER 6 MILES SOUTHEAST OF THE AIRPORT.
..720 PM...HAIL THE SIZE OF PING PONG BALLS REPORTED BY STATE TROOPERS
           3 MILES SOUTH OF THE AIRPORT.
Local storm report, Jun 21, 8:12 PM CDT, 3 hours 8 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
855 PM CDT SAT JUN 21 1986

TIME             EVENT
401 PM CDT       WIND GUSTS TO 59 KTS (68 MPH) OCCURRED AT THE
                 PENSACOLA NAVAL AIR STATION DURING VERY HEAVY RAIN.
408 PM CDT       PEA-SIZE HAIL AT SAME LOCATION.
410 PM CDT       A SECOND WIND GUST TO 45 KTS (52 MPH) PENSACOLA NAVAL
                 AIR STATION.
515 PM CDT       SKYWARN CO-ORDINATOR REPORTED POWER LINES DOWN,
                 SEVERAL POWER TRANSFORMERS BLOWN, AND SEVERAL HOUSE-
                 FIRES BELIEVED STARTED BY LIGHTNING STRIKES.

                                                                      ]
Local storm report, Jun 21, 8:19 PM CDT, 3 hours 1 minute before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
820 PM CDT SAT JUN 21 1986

A WALA-TV CAMERA CREW REPORTED THAT THE SEVERE THUNDERSTORM IN BALDWIN
COUNTY THIS AFTERNOON BLEW A 4-WHEEL DRIVE VEHICLE OFF THE ROADWAY AND
BLEW DOWN POWER POLES.  THIS EVENT OCCURRED AROUND 520 PM NEAR FOLEY AL.

Nearby

Severe Thunderstorm Warnings in Alabama, 1986Every severe thunderstorm warning in 1986

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.