Alert archive / Alabama / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 82, NWS Birmingham, AL

July 30, 1986Pickens County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Jul 30, 1986, 6:50 PM CDT for Pickens County, Alabama. It was in force for 40 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
Jul 30, 1986, 6:50 PM CDT (23:50 UTC)
Expired
Jul 30, 1986, 7:30 PM CDT
In force
40 min
Issued by
NWS Birmingham, AL
Area
Whole counties

County Pickens 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
Jul 30, 6:55 PM CDTThunderstorm Wind 0Pickens, 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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 11.8 hours before the alert went out and 93 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 1986-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2229 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 1986-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
2229 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1529 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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, Jul 30, 3:31 PM CDT, 3 hours 19 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
330 PM CDT WED JUL 30 1986

...AT 310 PM CDT MARBLE SIZE HAIL REPORTED AT THOMASTON IN MARENGO
   COUNTY. REPORTED BY DEMOPOLIS STATE POLICE. REPORTS SKET,CHY.
Special weather statement, Jul 30, 3:56 PM CDT, 2 hours 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
350PM CDT WED JUL 30 1986

VERY INTENSE THUNDERSTORMS FORMING OVER SCATTERED AREAS OF SOUTH
CENTRAL AND SOUTH ALABAMA.

HEAVIEST THUNDERSTORMS WERE LOCATED BY WEATHER RADARS NEAR TROY..
JUST SOUTH OF UNION SPRINGS..ON THE CHILTON-COOSA LINE EAST OF CLANTON..
AND OVER WESTERN WILCOX COUNTY. THE THUNDERSTORMS WERE MOVING TOWARD
THE SOUTH AT ABOUT 15 MPH. BOATERS ON LAKE MITCHELL SHOULD BE ALERT...

NUMEROUS TREES WERE KNOCKED DOWN IN THE WESTERN PART OF LEE COUNTY
AROUND 215PM CDT.

LOCALLY HEAVY RAIN..SOME HAIL..VERY INTENSE AND DANGEROUS LIGHTNING
AS WELL AS GUSTY SURFACE WINDS MAY BE EXPECTED WITH THESE THUNDERSTORMS.
PERSONS IN SOUTH ALABAMA SHOULD BE ON THE ALERT FOR RAPIDLY CHANGING
WEATHER CONDITIONS AS THESE STORMS CAN AND MAY DEVELOP RAPIDLY.
Special weather statement, Jul 30, 5:23 PM CDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MONTGOMERY AL
520PM CDT WED JUL 30 1986

VERY INTENSE THUNDERSTORMS CONTINUE OVER SCATTERED AREAS OF SOUTH
CENTRAL AND SOUTH ALABAMA.

HEAVIEST THUNDERSTORMS WERE LOCATED BY WEATHER RADARS NORTH
OF PRATTVILLE..BETWEEN ENTERPRISE AND OPP IN COFFEE COUNTY. THE
THUNDERSTORMS WERE MOVING TOWARD THE SOUTH AT 15 MPH.

AT 2 35PM CDT POWER LINES WERE DOWNED NEAR HIGHWAY 80 EAST AND COUNTY
ROAD 89 IN EASTERN MACON COUNTY. REPORT FROM LEE COUNTY EMA.

LOCALLY HEAVY RAIN..SOME HAIL..VERY INTENSE AND DANGEROUS LIGHTNING
AS WELL AS GUSTY SURFACE WINDS MAY BE EXPECTED WITH THESE THUNDERSTORMS.
PERSONS IN SOUTH ALABAMA SHOULD BE ON THE ALERT FOR $RAPIDLY CHANGING
WEATHER CONDITIONS AS THESE STORMS CAN AND MAY DEVELOP RAPIDLY.
Special weather statement, Jul 30, 6:31 PM CDT, 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
 630 PM CDT WED JUL 30 1986

A SEVERE THUNDERSTORM IS IN EFFECT UNTIL 7PM CDT FOR GREENE COUNTY
IN WEST ALABAMA. LARGE HAIL WAS REPORTED IN CLINTON AND BOLIGEE
ALONG WITH HIGH WINDS AND HEAVY RAIN AROUND 6 PM CDT.

OTHER STRONG THUNDERSTORMS WERE IN LAMAR, PICKENS AND TUSCALOOSA
COUNTIES. A VERY LARGE THUNDERSTORM WAS ABOUT ABOUT 10 MILES EAST
OF MILLPORT.

THUNDERSTORMS WERpE MOVING SOUTH AT 20 TO 25 MPH.
Special weather statement, Jul 30, 6:35 PM CDT, 15 minutes before
SPECIAL WEATHER STATEMENT CORRECTION
NATIONAL WEATHER SERVICE BIRMINGHAM AL
 630 PM CDT WED JUL 30 1986

A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 7PM CDT FOR GREENE
COUNTY IN WEST ALABAMA. LARGE HAIL WAS REPORTED IN CLINTON AND BOLIGEE
ALONG WITH HIGH WINDS AND HEAVY RAIN AROUND 6 PM CDT.

OTHER STRONG THUNDERSTORMS WERE IN LAMAR, PICKENS AND TUSCALOOSA
COUNTIES. A VERY LARGE THUNDERSTORM WAS ABOUT ABOUT 10 MILES EAST
OF MILLPORrT.

THUNDERSTORMS WERE MOVING SOUTH AT 20 TO 25 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 2:50 PM CDTSevere Thunderstorm WarningBMXMarengo70 min
Jul 30, 6:10 PM CDTSevere Thunderstorm WarningBMXGreene50 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.