Alert archive / Alabama / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 13, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Mar 29, 1987, 6:55 PM CST for Limestone County, Morgan County, Alabama. It was in force for 65 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
- Mar 29, 1987, 6:55 PM CST (00:55 UTC)
- Expired
- Mar 29, 1987, 8:00 PM CST
- In force
- 65 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Limestone County, AL, Morgan 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 29, 7:30 PM CST | Thunderstorm Wind 0 | Limestone, 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
Nashville Metro, TN (KBNA), launched 00:00Z, 0.9 hours before the alert went out and 169 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
- 49 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 971 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KHSV 300055
SVRHSV
ALC083-103-300200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HUNTSVILLE AL
655 PM CST SUN MAR 29 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 800 PM CST FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTH ALABAMA
...LIMESTONE...MORGAN
A SEVERE THUNDERTORM WAS LOCATED OVER THE CITY OF DECATUR AND
PRODUCED GOLFBALL SIZE HAIL WITHIN THE LAST 5 MINUTES. THIS
THUNDERSTORM WAS MOVING NORTHEAST AT 30 MPH
.GOWhat 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, Mar 29, 4:35 PM CST, 2 hours 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 435 PM CST SUN MAR 29 1987 TORNADO WATCH NUMBER 49 IS IN EFFECT UNTIL 10 PM CST FOR SOUTH AND CENTRAL ALABAMA ROUGHLY SOUTH OF A FAYETTE...BIRMINGHAM...ANNISTON LINE. AT 435 PM CST...RAIN WITH EMBEDDED THUNDERSTORMS COVERED A LARGE PORTION OF SOUTHWEST ALABAMA. SOME OF THE HEAVIEST THUNDERSTORMS WERE OVER GREENE COUNTY AND WERE MOVING NORTH AT AROUND 35 MPH. RAIN HAD MOVED AS nFAR NORTH AS PICKENS AND FAYETTE COUNTIES AND EAST TO TUSCALOOSA AND HALE COUNTIES. ISOLATED SHOWERS AND THUNDERSHOWERS WERE OVER EXTREME NORTH ALABAMA.
Special weather statement, Mar 29, 4:58 PM CST, 1 hour 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MONTGOMERY AL 455 PM CST SUN MAR 29 1987 A TORNADO WATCH CONTINUES IN EFFECT FOR MUCH OF ALABAMA UNTIL 10 PM... AT 450 PM RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS SPREADING ACROSS WEAT AND SOUTH ALABAMA. MOST OF THE RAIN WAS SOUTHWEST OF A LINE FROM TUSCALOOSA TO PHENIX CITY...WITH THE STRONGEST STORMS JUST SOUTH AND SOUTHEAST OF MONTGOMERY...NEAR SELMA...AND JUST EAST OF CAMDEN. THE TH UNDERSTORMS WERE MOVING NORTHEAST AT NEAR 30 MPH AND WILL BE PRODUCING STRONG GUSTY WINDS...INTENSE LIGHTNING...TORRENTIAL RAIN... AND POSSIBLY SOME HAIL. DEVAUGHN
Special weather statement, Mar 29, 5:12 PM CST, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 515 PM CST SUN MAR 29 1987 A TORNADO WATCH IS IN EFFECT UNTIL 10 PM CST FOR SOUTH AND CENTRAL ALABAMA. RAIN AND THUNDERSTORMS CONTINUE TO SPREAD NORTH AND EAST AND AT 510 PM CST THE ALMOST SOLID AREA OF PRECIPITATION EXTENDS NORTH TO HAMILTON JASPER...BIRMINGHAM...SYLACAUGA. SMALL HAIL WAS REPORTED IN A THUNDERSTORM NEAR CENTREVILLE AT 5PM. RADAR INDICATED HAIL IN A THUNDERST6ORM OVER NORTHERN CHILTON COUNTY AT 510 PM. ALL THUNDERSTORMS WERE MOVING NORTH AT ABOUT 35 MPH.
Special weather statement, Mar 29, 5:59 PM CST, 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 600 PM CST SUN MAR 29 1987 TORNADO WATCH NUMBER 49 IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES IN SOUTHWEST ALABAMA...GREENE...HALE...MARENGO...CLARKE WASHINGTON...MOBILE AND BALDWIN. HOWEVER THE TORNADO WATCH REMAINS IN EFFECT FOR THE REMAINDER OF SOUTH AND CENTRAL ALABAMA UNTIL 10 PM CST. RAIN ALONG WITH EMBEDDED THUNDERSTORMS COVERS MUCH OF THE STATE. THUNDERSTORMS WkERE MOVING NORTH AT ABOUT 35 MPH.
Special weather statement, Mar 29, 6:34 PM CST, 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MONTGOMERY AL 630 PM CST SUN MAR 29 1987 A TORNADO WATCH CONTINUES IN EFFECT FOR MUCH OF ALABAMA UNTIL 10 PM... AT 625 PM RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS SPREADING ACROSS CENTRAL AND SOUTH ALABAMA. MOST OF THE RAIN WAS FROM ABOUT BIRMINGHAM SOUTHWARD TO THE COAST. THE HEAVIEST THUNDERSTORMS WERE JUST SOUTHWEST OF FORT DEPOSIT...NEAR MARION JUNCTION...BETWEEN SYLACAUGA AND LAKE MARTIN...AND BETWEEN BIRMINGHAM AND TALLADEGA. THE STORMS WERE MOVING NORTHEAST AT AROUND 30 MPH AND THE HEAVIER ONES WILL BE PRODUCING STRONG GUSTY WINDS...INTENSE LIGHTNING...VERY HEAVY RAIN...AND POSSIBLY SOME HAIL. CENTRAL AND SOUTH ALABAMA RESIDENTS SHOULD REMAIN ON THE ALERT UNTIL THE TORNADO WATCH EXPIRES OR IS CANCELED. DEVAUGHN
Special weather statement, Mar 29, 6:46 PM CST, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 645 PM CST SUN MAR 29 1987 ...HEAVY THUNDERSTORMS SOUTH OF THE CITY OF CULLMAN MOVING NORTH. TORNADO WATCH NUMBER 49 IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES IN WEST CENTRAL ALABAMA...PICKENS AND TUSCALOOSA. HOWEVER THE TORNADO WATCH REMAINS IN EFFECT FOR THE REMAINDER OF SOUTH AND CENTRAL ALABAMA UNTIL 10 PM CST. A HEAVY THUNDERSTORMS CONTINUE IN CENTRAL AND NORTH CENTRAL ALABAMA. THESE STORMS WILL HAVE HEAVY RAIN AND POSSIBLE HAIL. MOVEMENT WAS TO THE NORTH AT 35 MPH.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 7:44 PM CST | Severe Thunderstorm Warning | BMX | Madison, Morgan | 61 min |
| Mar 29, 7:44 PM CST | Severe Thunderstorm Warning | BMX | Marshall | 41 min |
| Mar 29, 7:44 PM CST | Severe Thunderstorm Warning | BMX | Limestone | 41 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1987Every severe thunderstorm warning in 1987
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.