Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 1, NWS Mobile, AL

January 7, 1998Baldwin County, Alabama

NWS Mobile, AL issued this tornado warning at Jan 7, 1998, 7:53 AM CST for Baldwin County, Alabama. It was in force for 52 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
Jan 7, 1998, 7:53 AM CST (13:53 UTC)
Expired
Jan 7, 1998, 8:45 AM CST
In force
52 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 47 km from the middle of the area, began a volume at 13:52 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.

What was reported inside it

TimeReportWhereRemark
Jan 7, 8:20 AM CSTThunderstorm Wind 50Seminole, ALSeveral trees were blown down along US Hwy 90 just west of Seminole.

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.

IssuedProductOfficeLasted
Jan 7, 4:00 AM CSTTornado WatchSPC6 hr

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 1.9 hours before the alert went out and 121 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-pSkew-T log-p diagram, Eglin AFB/Valpar, FL at 12:00Z on 1998-01-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 346 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Eglin AFB/Valpar, FL at 12:00Z on 1998-01-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 277 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
346 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
443 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
277 m²/s²
0-3 km storm-relative helicity
324 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

791 
WFUS1 KMOB 071354 RRA
TORMOB
ALC003-071445-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
753 AM CST WED JAN 7 1998
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  845 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST ALABAMA
 
   ...BALDWIN COUNTY
 
AT 753 AM CST...MOBILE DOPPLER WEATHER RADAR INDICATED A POSSIBLE
TORNADO NEAR GULF SHORE WHICH WAS MOVING TO THE NORTH-NORTHEAST AT 40
MPH...AND WILL PASS NEAR THE TOWNS TO FOLEY BY 8 AM...AND PASS NEAR
SEMINOLE BY 815 AM.
 
THIS IS AN UPGRADE TO THE SEVERE THUNDERSTORM WARNING ALEADY IN EFFECT
FOR BALDWIN COUNTY.  A LINE OF SEVERE THUNDERSTORMS WILL CONTINUE TO
AFFECT THE EASTERN PORTION OF BALDWIN COUNTY THROUGH 830 AM.
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER 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.

IssuedProductOfficeCountiesLasted
Jan 7, 4:55 AM CSTSevere Thunderstorm WarningMOBMobile65 min
Jan 7, 5:50 AM CSTSevere Thunderstorm WarningMOBBaldwin55 min
Jan 7, 6:00 AM CSTSevere Thunderstorm WarningMOBMobile60 min
Jan 7, 6:38 AM CSTFlash Flood WarningMOBChoctaw, Mobile, Washington3 hr
Jan 7, 7:10 AM CSTSevere Thunderstorm WarningMOBChoctaw20 min
Jan 7, 7:39 AM CSTFlash Flood WarningMOBBaldwin3 hr
Jan 7, 7:57 AM CSTSevere Thunderstorm WarningMOBEscambia63 min
Jan 7, 8:08 AM CSTSevere Thunderstorm WarningMOBMonroe67 min
Jan 7, 8:33 AM CSTSevere Thunderstorm WarningMOBConecuh57 min
Jan 7, 9:01 AM CSTSevere Thunderstorm WarningMOBWilcox59 min
Jan 7, 9:05 AM CSTSevere Thunderstorm WarningMOBEscambia60 min
Jan 7, 9:40 AM CSTSevere Thunderstorm WarningMOBCovington60 min
Jan 7, 9:45 AM CSTFlash Flood WarningMOBChoctaw, Mobile, Washington3 hr
Jan 7, 10:09 AM CSTSevere Thunderstorm WarningMOBButler61 min
Jan 7, 10:38 AM CSTFlash Flood WarningMOBEscambia112 min
Jan 7, 10:43 AM CSTSevere Thunderstorm WarningMOBCovington62 min
Jan 7, 10:55 AM CSTFlash Flood WarningMOBBaldwin110 min
Jan 7, 4:41 PM CSTFlash Flood WarningMOBBaldwin5 hr

Nearby

Tornado Warnings in Alabama, 1998Every tornado warning in 1998Tornadoes 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; radar from the NEXRAD Level II archive.