Alert archive / Alabama / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 340, NWS Mobile, AL

October 27, 1995Clarke County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Oct 27, 1995, 4:42 PM CDT for Clarke County, Alabama. It was in force for 63 min.

The area

The counties it named.

The facts

Issued: Oct 27, 1995, 4:42 PM CDT (21:42 UTC)
Expired: Oct 27, 1995, 5:45 PM CDT
In force: 63 min
Issued by: NWS Mobile, AL
Area: Whole counties

County Clarke County, AL

The radar

The Mobile radar (KMOB), 118 km from the middle of the area, began a volume at 21:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 9.7 hours before the alert went out and 184 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: 707 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 876 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 272143 RRA
SVRMOB
ALC025-272245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
442 PM CDT FRI OCT 27 1995
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST ALABAMA
 
   ...CLARKE COUNTY
 
AT 438 PM...NATIONAL WEATHER SERVICE RADAR IN MOBILE INDICATED A SEVERE
THUNDERSTORM BETWEEN CAMPBELL AND THOMASVILLE. THE STORM WAS MOVING
NORTHEAST AT 40 MPH. THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL
AND DAMAGING WINDS.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 27, 2:06 PM CDT	Severe Thunderstorm Warning	MOB	Washington	69 min
Oct 27, 2:16 PM CDT	Severe Thunderstorm Warning	MOB	Clarke	59 min
Oct 27, 2:43 PM CDT	Severe Thunderstorm Warning	MOB	Wilcox	62 min
Oct 27, 3:34 PM CDT	Severe Thunderstorm Warning	MOB	Monroe	56 min
Oct 27, 4:01 PM CDT	Severe Thunderstorm Warning	MOB	Wilcox	59 min
Oct 27, 4:32 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin	42 min
Oct 27, 4:49 PM CDT	Severe Thunderstorm Warning	MOB	Conecuh, Monroe	56 min
Oct 27, 4:49 PM CDT	Severe Thunderstorm Warning	MOB	Escambia	25 min
Oct 27, 4:51 PM CDT	Severe Thunderstorm Warning	MOB	Monroe, Wilcox	69 min
Oct 27, 5:06 PM CDT	Severe Thunderstorm Warning	MOB	Choctaw	69 min
Oct 27, 6:08 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Crenshaw	67 min
Oct 27, 6:19 PM CDT	Tornado Warning	MOB	Washington	56 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; radar from the NEXRAD Level II archive.