Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 261, NWS Mobile, AL

November 1, 1997Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Nov 1, 1997, 2:42 PM CST for Wilcox County, Alabama. It was in force for 2 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Nov 1, 1997, 2:42 PM CST (20:42 UTC)
Expired: Nov 1, 1997, 4:45 PM CST
In force: 2 hr
Issued by: NWS Mobile, AL
Area: Whole counties

County Wilcox County, AL

What was reported inside it

Time	Report	Where	Remark
Nov 1, 2:55 PM CST	Hail 1.75	Lower Peach Tree, AL	Golfball size hail was reported near Lower Peach Tree.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Nov 1, 1:15 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 8.7 hours before the alert went out and 141 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 753 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 012043 RRA
SVRMOB
ALC131-025-129-MSC041-111-012245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
242 PM CST SAT NOV 1 1997
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...WILCOX COUNTY
 
IN SOUTHWEST ALABAMA
 
   ...CLARKE COUNTY...WASHINGTON COUNTY
 
 
IN SOUTHEAST MISSISSIPPI
 
   ...GREENE COUNTY...PERRY COUNTY
 
AT 240 PM CST...NWS DOPPLER WEATHER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS THAT EXTENDED FROM NORTHWEST CLARKE COUNTY ALABAMA
SOUTHWEST TO MILLRY ALABAMA AND FURTHER SOUHTWEST TO WESTERN STONE
COUNTY ALABAMA. MULTIPLE REPORTS OF LARGE HAIL AND A FEW REPORTS OF
WIND DAMAGE HAVE MADE IT INTO THE MOBILE,AL NWS OFFICE THROUGHOUT THE
AFTERNOON. THIS THUNDERSTORM LINE WILL MOVE EAST THROUGH 4 PM CST...AND
IS EXPECTED TO REMAIN ABOVE SEVERE LIMITS. LARGE HAIL AND DAMAGING
STRAIGHT LINE WINDS ARE THE MAIN THREAT FROM THESE STORMS.
 
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
Nov 1, 12:40 PM CST	Severe Thunderstorm Warning	MOB	Choctaw, Clarke, Washington	2 hr
Nov 1, 1:16 PM CST	Severe Thunderstorm Warning	MOB	Covington	59 min
Nov 1, 2:10 PM CST	Tornado Warning	MOB	Choctaw	65 min
Nov 1, 2:21 PM CST	Severe Thunderstorm Warning	MOB	Butler	54 min
Nov 1, 2:42 PM CST	Severe Thunderstorm Warning	MOB	Clarke, Washington	2 hr
Nov 1, 2:56 PM CST	Tornado Warning	MOB	Washington	64 min
Nov 1, 3:14 PM CST	Severe Thunderstorm Warning	MOB	Monroe	61 min
Nov 1, 3:33 PM CST	Severe Thunderstorm Warning	MOB	Crenshaw	27 min
Nov 1, 3:47 PM CST	Severe Thunderstorm Warning	MOB	Mobile	58 min
Nov 1, 3:47 PM CST	Severe Thunderstorm Warning	MOB	Conecuh	58 min
Nov 1, 3:57 PM CST	Severe Thunderstorm Warning	MOB	Escambia	63 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.