Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 17, NWS Mobile, AL

January 26, 1996Monroe County, Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 26, 1996, 7:40 PM CST for Monroe County, Wilcox County, Alabama. It was in force for 65 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: Jan 26, 1996, 7:40 PM CST (01:40 UTC)
Expired: Jan 26, 1996, 8:45 PM CST
In force: 65 min
Issued by: NWS Mobile, AL
Area: Whole counties

Counties Monroe County, AL, Wilcox County, AL

The radar

The Mobile radar (KMOB), 150 km from the middle of the area, began a volume at 01:42 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

Jackson, MS (KJAN), launched 00:00Z, 1.7 hours before the alert went out and 265 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: 1003 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: -326 m²/s²
0-3 km storm-relative helicity: -147 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 270138 RRA
SVRMOB
ALC131-099-270245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CST FRI JAN 26 1996
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH ALABAMA
 
   ...WILCOX COUNTY
 
IN SOUTHWEST ALABAMA
 
   ...MONROE COUNTY
 
AT 738 PM...NWS DOPPLER RADAR IN MOBILE INDICATED A SEVERE THUNDERSTORM
OVER NORTHERN MONROE COUNTY BETWEEN TUNNEL SPRINGS AND BEATRICE. THIS
STORM WILL MOVE NORTHEAST AT 40 MPH. AT THIS RATE AND DIRECTION OF
MOVEMENT...THE STORM WILL MOVE INTO RILEY AND THEN INTO SOUTHEAST WILCOX
COUNTY BY 815 PM.
 
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.

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.

NWS Mobile, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jan 26, 7:16 PM CST, 24 minutes earlier.

Area forecast discussion, Jan 26, 7:16 PM CST, 24 minutes before

AREA FORECAST DISCUSSION...MESOSCALE UPDATE...
NATIONAL WEATHER SERVICE MOBILE AL
715 PM CST FRI JAN 26 1996

OBVIOUSLY NOT MUCH TIME TO PONTIFICATE. 23Z SFC RUC/SAT PIX ALL SUPPORT
CONTD STRENGTHENING OF DEEP CONVECTION ON S END OF MCS (XTNDG SW INTO SE
LA).  SFC PRES FALLS/STG MSTR CVG ALL PRESENT WITHIN WARM SECTOR WHICH
OCCUPIES MOST OF CWA. XPCT DEEP CONVECTION TO SHIFT GRADUALLY E OF MOBILE
BAY BY 06Z.  STORM STRUCTURE BACK TO WEST SUPPORTS ORGNZD STORMS WITH
CONTD DEEP PERSISTENT ROTATION LIKELY (XPCT SR-HELICITY VALUES TO RANGE
ABV 350 M2/S2 THRU AT LEAST 06Z GIVEN CURRENT VWP).  HAVE ALREADY SEE
TWO PERSISTENT OPERATOR TVS SIGNATURES TNT.

AM JUST WAITING ISSUANCE OF NEXT TOR WATCH BO>X FOR AFTER 03Z...AND WORDING
OF SVR WILL REMAIN IN ZONES.

JMM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 26, 6:09 PM CST	Severe Thunderstorm Warning	MOB	Monroe, Wilcox	66 min
Jan 26, 6:13 PM CST	Severe Thunderstorm Warning	MOB	Clarke	62 min
Jan 26, 6:26 PM CST	Tornado Warning	MOB	Clarke	34 min
Jan 26, 6:29 PM CST	Tornado Warning	MOB	Baldwin	31 min
Jan 26, 6:32 PM CST	Severe Thunderstorm Warning	MOB	Washington	58 min
Jan 26, 6:38 PM CST	Tornado Warning	MOB	Monroe	67 min
Jan 26, 6:52 PM CST	Tornado Warning	MOB	Clarke	68 min
Jan 26, 9:20 PM CST	Flash Flood Warning	MOB	Monroe	6 hr

Nearby

Severe Thunderstorm Warnings in Alabama, 1996 Every severe thunderstorm warning in 1996

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.