Alert archive / Alabama / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 49, NWS Birmingham, AL

June 24, 1986Walker County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jun 24, 1986, 3:53 PM CDT for Walker County, Alabama. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Jun 24, 1986, 3:53 PM CDT (20:53 UTC)
Expired
Jun 24, 1986, 5:00 PM CDT
In force
67 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Walker 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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 8.9 hours before the alert went out and 101 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, Centreville/Bibb, AL at 12:00Z on 1986-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 490 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, Centreville/Bibb, AL at 12:00Z on 1986-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
490 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1393 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
11 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

Special weather statement, Jun 24, 12:42 PM CDT, 3 hours 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1240 PM CDT TUE JUN 24 1986

 ...LINE OF THUNDERSHOWERS DEVELOPING ACROSS NORTH CENTRAL ALABAMA...

AT 1240 PM CDT A DEVELOPING LINE OF THUNDERSHOWERS..25 MILES WIDE..
EXTENDED FROM THE GEORGIA BORDER NEAR PIEDMONT THROUGH NORTHERN
ST CLAIR..NORTHERN JEFFERSON..EASTERN WALKER..TO MILLPORT NEAR THE
THE MISSISSIPPI LINE. THESE THUNDERSHOWERS WERE MOVING SOUTH SOUTHEAST
AT 25 MPH AND MAY PRODUCE LOCALLY HEAVY RAIN..STRONG GUSTY WINDS..
AND FREQUENT LIGHTNING. THESE THUNDERSHOWERS SHOULD REACH THE
BIRMINGHAM..ANNISTON AND TUSCALOOSA METROPOLITAN AREAS BETWEEN
100 AND 200 PM CDT.
Special weather statement, Jun 24, 1:40 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1240 PM CDT TUE JUN 24 1986

...LINE OF HEAVY THUNDERSTORMS MOVING THROUGH NORTH CENTRAL ALABAMA...

AT 1240 PM CDT A LINE OF THUNDERSTORMS..ABOUT 40 MILES WIDE..EXTENDED
FROM HEFLIN NEAR THE GEORGIA BORDER THROUGH CENTRAL JEFFERSON COUNTY..
THROUGH NORTHERN TUSCALOOSA AND NORTHERN PICKENS COUNTY TO THE
MISSISSIPPI LINE. THESE THUNDERSTORMS CONTINUED TO MOVE SOUTH SOUTHEAST
AT 25 MPH. THE HEAVIEST THUNDERSTORMS WERE LOCATED IN EXTREME WESTERN
JEFFERSON..TUSCALOOSA AND NORTHERN PICKENS COUNTIES AND SHOULD REACH
THE CITY OF TUSCALOOSA BETWEEN 1:45 AND 2:30 PM CDT.

ANOTHER LINE OF THUNDERSTORMS EXTENDED FROM CENTRAL BLOU3NT THROUGH
CENTRAL CULLMAN INTO WINSTON COUNTY TO NEAR DOUBLE SPRINGS. THESE
THUNDERSTORMS WERE ALSO MOVING SOUTH SOUTHEAST AT ABOUT 25 MPH.

ALL OF THESE THUNDERSTORMS MAY PRODUCE LOCALLY HEAVY RAIN..STRONG
GUSTY WINDS..AND FREQUENT LIGHTNING.
Special weather statement, Jun 24, 1:48 PM CDT, 2 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL..CORRECTION TIME...
145 PM CDT TUE JUN 24 1986

...LINE OF HEAVY THUNDERSTORMS MOVING THROUGH NORTH CENTRAL ALABAMA...

AT 140 PM CDT A LINE OF THUNDERSTORMS..ABOUT 40 MILES WIDE..EXTENDED
FROM HEFLIN NEAR THE GEORGIA BORDER THROUGH CENTRAL JEFFERSON COUNTY..
THROUGH NORTHERN TUSCALOOSA AND NORTHERN PICKENS COUNTY TO THE
MISSISSIPPI LINE. THESE THUNDERSTORMS CONTINUED TO MOVE SOUTH SOUTHEAST
AT 25 MPH. THE HEAVIEST THUNDERSTORMS WERE LOCATED IN EXTREME WESTERN
JEFFERSON..TUSCALOOSA AND NORTHERN PICKENS COUNTIES AND SHOULD REACH
THE CITY OF TUSCALOOSA BETWEEN 1:45 AND 2:30 PM CDT.

ANOTHER LINE OF THUNDERSTORMS EXTENDED FROM CENTRAL BLOUNT THROUGH
CENTRAL CULLMAN INTO WINSTON COUNTY TO NEAR DOUBLE SPRINGS. THESE
THUNDERSTORMS WERE ALSO MOVING SOUTH SOUTHEAST AT ABOUT 25 MPH.

ALL OF THESE THUNDERSTORMS MAY PRODUCE LOCALLY HEAVY RAIN..STRONG
GUSTY WINDS..AND @FREQUENT LIGHTNING.

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 2:55 PM CDTSevere Thunderstorm WarningBMXJefferson, Walker50 min
Jun 24, 3:24 PM CDTSevere Thunderstorm WarningBMXSt. Clair36 min
Jun 24, 4:30 PM CDTSevere Thunderstorm WarningBMXCullman55 min

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.