Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 248, NWS Mobile, AL

October 25, 1997Conecuh County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Oct 25, 1997, 7:58 PM CDT for Conecuh County, Alabama. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 25, 1997, 7:58 PM CDT (00:58 UTC)
Expired: Oct 25, 1997, 9:00 PM CDT
In force: 62 min
Issued by: NWS Mobile, AL
Area: Whole counties

County Conecuh County, AL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 25, 1:30 PM CDT	Tornado Watch	SPC	7 hr
Oct 25, 3:45 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.0 hours before the alert went out and 196 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: 925 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 511 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 245 m²/s²
0-3 km storm-relative helicity: 269 m²/s²
Significant tornado parameter: 1.4
Supercell composite: 7.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 260100 RRA
SVRMOB
ALC035-260200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
758 PM CDT (658 PM CST) SAT OCT 25 1997
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM CDT (800 PM CST)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST ALABAMA
 
   ...CONECUH COUNTY
 
AT 755 PM CDT...NWS DOPPLER WEATHER RADAR IN MOBILE INDICATED A SEVERE
THUNDERSTORM NEAR HUXFORD AL THAT WILL BE MOVING INTO SOUTHWEST CONECUH
COUKNTY AL BY 805 PM CDT. THIS STORM WILL PASS VERY CLOSE TO THE
MONROE-CONECUH-ESCAMBIA COUNTY BORDER REGION...BUT SHOULD REMAIN ON THE
CONECUH COUNTY SIDE. BY 830 PM CDT THIS STORM WILL BE LOCATED 8 MILES
SOUHTEAST OF REPTON.
 
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
RAPID LY CHANGING WEATHER CONDITIONS.
 
 
 
&

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 25, 7:35 PM CDT	Severe Thunderstorm Warning	MOB	Escambia	40 min
Oct 26, 12:55 AM CDT	Tornado Warning	MOB	Washington	35 min
Oct 26, 1:37 AM CDT	Tornado Warning	MOB	Clarke	68 min
Oct 26, 2:15 AM CST	Severe Thunderstorm Warning	MOB	Wilcox	30 min
Oct 26, 2:35 AM CST	Severe Thunderstorm Warning	MOB	Washington	55 min
Oct 26, 3:07 AM CST	Severe Thunderstorm Warning	MOB	Crenshaw	38 min
Oct 26, 5:14 AM CST	Severe Thunderstorm Warning	MOB	Monroe, Wilcox	2 hr

Nearby

Severe Thunderstorm Warnings in Alabama, 1997 Every severe thunderstorm warning in 1997

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.