Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 29, NWS Mobile, AL

February 13, 2000Covington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Feb 13, 2000, 11:44 PM CST for Covington County, Alabama. It was in force for 31 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: Feb 13, 2000, 11:44 PM CST (05:44 UTC)
Expired: Feb 14, 2000, 12:15 AM CST
In force: 31 min
Issued by: NWS Mobile, AL
Area: Whole counties

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, 5.7 hours before the alert went out and 217 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 140548
SVRMOB
ALC039-140615-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1144 PM CST SUN FEB 13 2000

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

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

* UNTIL 1215 AM CST

* AT 1144 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 17 MILES SOUTHWEST OF OPP...OR ABOUT 9 MILES
  SOUTH OF ANDALUSIA...MOVING EAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OPP AT 1205 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 MORNING FOR ALABAMA AND FLORIDA.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

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

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, 10:54 PM CST	Severe Thunderstorm Warning	MOB	Covington	51 min
Feb 13, 11:18 PM CST	Severe Thunderstorm Warning	MOB	Escambia	27 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.