Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 27, NWS Mobile, AL

February 13, 2000Covington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Feb 13, 2000, 10:54 PM CST for Covington County, Alabama. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Feb 13, 2000, 10:54 PM CST (04:54 UTC)
Expired: Feb 13, 2000, 11:45 PM CST
In force: 51 min
Issued by: NWS Mobile, AL
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Covington County, AL

The watch it was issued in

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

Issued	Product	Office	Lasted
Feb 13, 10:00 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 4.9 hours before the alert went out and 219 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: 779 J/kg
Mixed-layer CIN: -78 J/kg
Mixed-layer LCL: 869 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 446 m²/s²
0-3 km storm-relative helicity: 561 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 15.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMOB 140501
SVRMOB
ALC039-140545-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1054 PM CST SUN FEB 13 2000

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COVINGTON COUNTY IN ALABAMA

* UNTIL 1145 PM CST

* AT 1054 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 12 MILES SOUTHWEST OF ANDALUSIA...MOVING    
  EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ANDALUSIA AT 1110 PM CST
  OPP AT 1135 PM CST

  A SECOND SEVERE THUNDERSTORM WILL ENTER COVINGTON COUNTY
  ABOUT 30 MINUTES BEHIND THE INITIAL STORM.  THIS STORM WILL
  BE NEAR ANDALUSIA AROUND 1205 AM CST.  IF THE SECOND STORM REMAINS
  SEVERE...IT WILL ALSO MOVE TOWARDS OPP BETWEEN 1215 AND 1230 AM CST. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CST MONDAY MORNING FOR
ALABAMA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 400 AM CST
MONDAY qMORNING FOR ALABAMA AND FLORIDA.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN MOBILE.

LAT...LON 3127 8668 3108 8667 3115 8621 3137 8621

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 13, 8:29 PM CST	Tornado Warning	MOB	Wilcox	31 min
Feb 13, 10:25 PM CST	Severe Thunderstorm Warning	MOB	Covington	35 min
Feb 13, 10:39 PM CST	Severe Thunderstorm Warning	MOB	Escambia	36 min
Feb 13, 11:18 PM CST	Severe Thunderstorm Warning	MOB	Escambia	27 min
Feb 13, 11:44 PM CST	Severe Thunderstorm Warning	MOB	Covington	31 min
Feb 14, 12:11 AM CST	Severe Thunderstorm Warning	MOB	Covington	49 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2000 Every severe thunderstorm warning in 2000

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.