Alert archive / Alabama / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 15, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Mar 29, 1987, 7:44 PM CST for Marshall County, Alabama. It was in force for 41 min.
The area
The counties it named.
The facts
- Issued
- Mar 29, 1987, 7:44 PM CST (01:44 UTC)
- Expired
- Mar 29, 1987, 8:25 PM CST
- In force
- 41 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Marshall 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
Nashville Metro, TN (KBNA), launched 00:00Z, 1.7 hours before the alert went out and 198 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
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, Mar 29, 4:58 PM CST, 2 hours 46 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, 2 hours 32 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, 1 hour 45 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, 1 hour 10 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, 58 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.
Special weather statement, Mar 29, 7:20 PM CST, 24 minutes before
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</html>The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 6:55 PM CST | Severe Thunderstorm Warning | BMX | Limestone, Morgan | 65 min |
| Mar 29, 7:44 PM CST | Severe Thunderstorm Warning | BMX | Madison, Morgan | 61 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; the sounding from the Mesonet's radiosonde archive.