Alert archive / Alabama / Tornado Warnings in 1987

Tornado Warning 2, NWS Mobile, AL

March 27, 1987Baldwin County, Alabama

NWS Mobile, AL issued this tornado warning at Mar 27, 1987, 11:25 AM CST for Baldwin County, Alabama. It was in force for 15 min.

The area

The counties it named.

The facts

Issued
Mar 27, 1987, 11:25 AM CST (17:25 UTC)
Expired
Mar 27, 1987, 11:40 AM CST
In force
15 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 12:00Z, 5.4 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 12:00Z on 1987-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 126 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 12:00Z on 1987-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.1939587897117136Sfc1 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
126 J/kg
Mixed-layer CIN
-250 J/kg
Mixed-layer LCL
633 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
203 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMOB 271728
TORMOB
ALC003-271800-

BULLETIN..EBS..ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1125 AM CST FRI MAR 27 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE
UNTIL 12 NOON CST FOR PEOPLE IN THE FOLLOWING COUNTY:

IN SOUTHWEST ALABAMA...BALDWIN

AT 1125 AM THE MOBILE RADAR SHOWED A POSSIBLE TORNADO 10 MILES SOUTHWEST
OF BAY MINETTE ALABAMA MOVING TO THE EAST NORTHEAST AT 45 MPH.  PERSONS
IN THE PATH $OF THIS STORM SHOULD SEEK SAFE SHELTER NOW.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 10:53 AM CSTSevere Thunderstorm WarningMOBMobile47 min

Nearby

Tornado Warnings in Alabama, 1987Every tornado warning in 1987Tornadoes 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.