Alert archive / Alabama / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 18, NWS Mobile, AL

January 15, 1997Clarke County, Monroe County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jan 15, 1997, 7:08 PM CST for Clarke County, Monroe County, Alabama. It was in force for 67 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 15, 1997, 7:08 PM CST (01:08 UTC)
Expired
Jan 15, 1997, 8:15 PM CST
In force
67 min
Issued by
NWS Mobile, AL
Area
Whole counties

Counties Clarke County, AL, Monroe County, AL

The radar

The Mobile radar (KMOB), 121 km from the middle of the area, began a volume at 01:11 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
Jan 15, 5:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 1.1 hours before the alert went out and 189 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, Birmingham, AL at 00:00Z on 1997-01-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 1997-01-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 490 square meters per square second.1939587897Sfc1 km3 km6 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
753 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
490 m²/s²
0-3 km storm-relative helicity
732 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 160109 RRA
SVRMOB
ALC025-099-160215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
708 PM CST WED JAN 15 1997
 
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST ALABAMA
 
   ...CLARKE COUNTY...MONROE COUNTY
 
AT 707 PM...MOBILE DOPPLER WEATHER RADAR SHOWED A SEVERE THUNDERSTORM
NEAR ALMA. THIS STORM WILL BE MOVING INTO CLAIBORNE THROUGH 8 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 TOH
RAPIDLY CHANGING WEATHER CONDITIONS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 15, 6:04 PM CSTSevere Thunderstorm WarningMOBConecuh56 min
Jan 15, 6:14 PM CSTTornado WarningMOBChoctaw61 min
Jan 15, 6:18 PM CSTTornado WarningMOBButler, Conecuh57 min
Jan 15, 6:41 PM CSTTornado WarningMOBWashington64 min
Jan 15, 6:52 PM CSTTornado WarningMOBCrenshaw68 min
Jan 15, 8:18 PM CSTSevere Thunderstorm WarningMOBBaldwin57 min
Jan 15, 9:16 PM CSTSevere Thunderstorm WarningMOBEscambia44 min
Jan 15, 10:08 PM CSTTornado WarningMOBCovington67 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1997Every severe thunderstorm warning in 1997

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.