Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 25, NWS Mobile, AL

May 3, 1998Conecuh County, Alabama

NWS Mobile, AL issued this tornado warning at May 3, 1998, 8:30 PM CDT for Conecuh County, Alabama. It was in force for 75 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: May 3, 1998, 8:30 PM CDT (01:30 UTC)
Expired: May 3, 1998, 9:45 PM CDT
In force: 75 min
Issued by: NWS Mobile, AL
Area: Whole counties

County Conecuh County, AL

What was reported inside it

Time	Report	Where	Remark
May 3, 8:35 PM CDT	Hail 0.75	Evergreen, AL	Dime size hail was reported near Evergreen.

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
May 3, 7:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.5 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: 1136 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 1040 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

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

722 
WFUS1 KMOB 040129 RRA
TORMOB
ALC035-040245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
830 PM CDT SUN MAY 3 1998

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  CONECUH COUNTY IN SOUTHWESTERN ALABAMA

* UNTIL 945 PM CDT

* AT 828 PM CDT... A TORNADO WAS LOCATED 3 MILES WEST OF EVERGREEN...
  AS INDICATED BY DOPPLER RADAR... MOVING EAST 45 MPH.

* TORNADO WILL BE NEAR-
  SHREVE AT 830 PM CDT
  NORTH OF EVERGREEN AT 835 PM CDT

THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A PLACE OF SAFETY BELOW GROUND IF
AVAILABLE. OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE. AVOID WINDOWS. ABANDON CARS AND MOBILE HOMES FOR A
REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 7:14 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin, Clarke	76 min
May 3, 7:29 PM CDT	Severe Thunderstorm Warning	MOB	Monroe	61 min
May 3, 7:43 PM CDT	Severe Thunderstorm Warning	MOB	Mobile	77 min
May 3, 7:56 PM CDT	Severe Thunderstorm Warning	MOB	Conecuh	79 min
May 3, 8:27 PM CDT	Severe Thunderstorm Warning	MOB	Baldwin	78 min
May 3, 8:42 PM CDT	Severe Thunderstorm Warning	MOB	Butler	78 min
May 3, 8:48 PM CDT	Tornado Warning	MOB	Butler, Covington	72 min
May 3, 8:52 PM CDT	Tornado Warning	MOB	Baldwin	68 min
May 3, 9:17 PM CDT	Severe Thunderstorm Warning	MOB	Crenshaw	73 min
May 3, 10:01 PM CDT	Severe Thunderstorm Warning	MOB	Butler, Conecuh	74 min
May 3, 10:54 PM CDT	Severe Thunderstorm Warning	MOB	Crenshaw	51 min
May 3, 11:15 PM CDT	Severe Thunderstorm Warning	MOB	Covington	60 min
May 4, 12:45 AM CDT	Severe Thunderstorm Warning	MOB	Covington, Escambia	75 min

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.