Alert archive / Alabama / Tornado Warnings in 1998

Tornado Warning 28, NWS Tallahassee, FL

September 29, 1998Geneva County, Alabama

NWS Tallahassee, FL issued this tornado warning at Sep 29, 1998, 1:35 AM CDT for Geneva County, Alabama. It was in force for 30 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
Sep 29, 1998, 1:35 AM CDT (06:35 UTC)
Expired
Sep 29, 1998, 2:05 AM CDT
In force
30 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Geneva County, AL

The radar

The Ft Rucker radar (KEOX), 54 km from the middle of the area, began a volume at 06:35 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 watch it was issued in

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

IssuedProductOfficeLasted
Sep 28, 10:00 PM CDTTornado WatchSPC12 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 6.6 hours before the alert went out and 166 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, Tallahassee Rgnl, FL at 00:00Z on 1998-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 855 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 1998-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.193958Sfc1 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
855 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

041 
WFUS1 KTLH 290638 RRA
TORTLH
ALC061-290705-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
235 AM EDT TUE SEP 29 1998

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  GENEVA COUNTY IN SOUTHEASTERN ALABAMA

* UNTIL 205 AM CDT (305 AM EDT)

* AT 132 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO 4 MILES SOUTH OF GENEVA MOVING NORTH AT 45 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO ARE...
GENEVA                     BY 145 AM CDT
EUNOLA                     BY 145 AM CDT
BELLWOOD                   BY 150 AM CDT


THIS IS A DANGEROUS 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.

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 29, 12:27 AM CDTTornado WarningTAEGeneva23 min
Sep 29, 2:34 AM CDTTornado WarningTAECoffee36 min
Sep 29, 2:51 AM CDTTornado WarningTAEGeneva19 min
Sep 29, 7:08 AM CDTTornado WarningTAEGeneva47 min
Sep 29, 7:51 AM CDTFlash Flood WarningTAEGeneva6 hr
Sep 29, 9:05 AM CDTTornado WarningTAEGeneva45 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.