Alert archive / Alabama / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 239, NWS Birmingham, AL

May 28, 1995Shelby County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at May 28, 1995, 2:36 PM CDT for Shelby County, Alabama. It was in force for 69 min.

The area

The counties it named.

The facts

Issued: May 28, 1995, 2:36 PM CDT (19:36 UTC)
Expired: May 28, 1995, 3:45 PM CDT
In force: 69 min
Issued by: NWS Birmingham, AL
Area: Whole counties

County Shelby County, AL

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 7.6 hours before the alert went out and 14 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1053 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 701 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBHM 281938
SVRBHM
ALC117-282045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
236 PM CDT SUN MAY 28 1995
 
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL ALABAMA
 
   ...SHELBY COUNTY
 
AT 235 PM WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM NEAR
ALABASTER MOVING EAST AT 25 MPH. HIGHS WINDS AND HAIL ARE LIKELY WITH
THIS STORM.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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, May 28, 12:43 PM CDT, 1 hour 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
140 PM CDT SUN MAY 28 1995

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1222 P0M    FAYETTE                  AL    DIME SIZE HAIL...TREES AND
05/28/95   FAYETTE                        POWERLINES DOWNED.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 12:21 PM CDT	Severe Thunderstorm Warning	BMX	Fayette	54 min
May 28, 12:27 PM CDT	Severe Thunderstorm Warning	BMX	Pickens	63 min
May 28, 12:54 PM CDT	Severe Thunderstorm Warning	BMX	Tuscaloosa	66 min
May 28, 1:48 PM CDT	Severe Thunderstorm Warning	BMX	Bibb, Jefferson	57 min
May 28, 2:35 PM CDT	Severe Thunderstorm Warning	BMX	Sumter	25 min
May 28, 4:27 PM CDT	Severe Thunderstorm Warning	BMX	Sumter	63 min
May 28, 4:45 PM CDT	Severe Thunderstorm Warning	BMX	Marengo	60 min
May 28, 6:31 PM CDT	Severe Thunderstorm Warning	BMX	Marengo	44 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1995 Every severe thunderstorm warning in 1995

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.