Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 45, NWS Mobile, AL

September 28, 1998Covington County, Alabama

NWS Mobile, AL issued this tornado warning at Sep 28, 1998, 9:02 PM CDT for Covington County, Alabama. It was in force for 73 min. 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: Sep 28, 1998, 9:02 PM CDT (02:02 UTC)
Expired: Sep 28, 1998, 10:15 PM CDT
In force: 73 min
Issued by: NWS Mobile, AL
Area: Whole counties

County Covington County, AL

What was reported inside it

Time	Report	Where	Remark
Sep 28, 9:05 PM CDT	Thunderstorm Wind 50	Opp, AL	Trees and power lines were blown down near Opp.

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
Sep 28, 1:00 PM CDT	Tornado Watch	SPC	12 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 2.0 hours before the alert went out and 217 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: 189 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 715 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 175 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 290202 RRA
TORMOB
ALC039-290315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
902 PM CDT MON SEP 28 1998

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  COVINGTON COUNTY IN SOUTHERN ALABAMA

* UNTIL 1015 PM CDT

* AT 900 PM CDT... A TORNADO WAS LOCATED 8 MILES SOUTH OF OPP OR 8
  MILES SOUTH OF DUVALL... AS INDICATED BY DOPPLER RADAR... MOVING
  NORTH 50 MPH.

* TORNADO WILL PASS NEAR-
  DUVALL BY 905 PM CDT
  OPP   BY 905 PM CDT
  POLEY BY 910 PM CDT
  BABBIE BY 910 PM CDT
  EODA  BY 915 PM CDT

IF YOU ARE IN THE PATH OF A TORNADO...SEEK SAFETY IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...OR
CUSHIONS TO COVER YOUR BODY. STAY AWAY FROM WINDOWS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 28, 7:23 PM CDT	Tornado Warning	MOB	Covington	37 min
Sep 28, 7:59 PM CDT	Flash Flood Warning	MOB	Butler, Covington	8 hr
Sep 28, 7:59 PM CDT	Flash Flood Warning	MOB	Escambia	8 hr
Sep 28, 7:59 PM CDT	Flash Flood Warning	MOB	Baldwin, Mobile, Washington	8 hr
Sep 28, 8:09 PM CDT	Tornado Warning	MOB	Covington	36 min
Sep 29, 4:02 AM CDT	Flash Flood Warning	MOB	Baldwin, Escambia	7 hr
Sep 29, 4:02 AM CDT	Flash Flood Warning	MOB	Mobile, Washington	7 hr
Sep 29, 4:02 AM CDT	Flash Flood Warning	MOB	Butler, Covington	7 hr
Sep 29, 9:03 AM CDT	Flash Flood Warning	MOB	Crenshaw	8 hr
Sep 29, 11:59 AM CDT	Flash Flood Warning	MOB	Baldwin, Mobile, Washington	8 hr
Sep 29, 11:59 AM CDT	Flash Flood Warning	MOB	Butler, Covington, Crenshaw	8 hr
Sep 29, 11:59 AM CDT	Flash Flood Warning	MOB	Conecuh, Escambia	8 hr

Nearby

Tornado Warnings in Alabama, 1998 Every tornado warning in 1998 Tornadoes in 1998

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.