Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 77, NWS Mobile, AL

April 2, 2000Wilcox County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Apr 2, 2000, 11:00 PM CDT for Wilcox County, Alabama. It was in force for 60 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
Apr 2, 2000, 11:00 PM CDT (04:00 UTC)
Expired
Apr 3, 2000, 12:00 AM CDT
In force
60 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Wilcox County, AL

The radar

The Birmingham radar (KBMX), 141 km from the middle of the area, began a volume at 04:03 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 nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 4.0 hours before the alert went out and 141 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 2000-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 430 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, Birmingham, AL at 00:00Z on 2000-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 851 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
430 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
982 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
851 m²/s²
0-3 km storm-relative helicity
851 m²/s²
Significant tornado parameter
2.3
Supercell composite
21.3

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KMOB 030405 COR
SVRMOB
ALC023-025-091-129-131-MSC153-030500-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED 
NATIONAL WEATHER SERVICE MOBILE AL
1100 PM CDT SUN APR 2 2000

...CORRECTED FOR TEXT...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLARKE COUNTY IN ALABAMA  CHOCTAW COUNTY IN ALABAMA  MARENGO COUNTY
  IN ALABAMA  WAYNE COUNTY IN MISSISSIPPI  WILCOX COUNTY IN ALABAMA 
  WASHINGTON COUNTY IN ALABAMA

* UNTIL MIDNIGHT CDT

* AT 1100 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM ALONG A LINE EXTENDING FROM 10 MILES SOUTHWEST 
OF MARION TO 22  MILES NORTHWEST OF THOMASVILLE TO 15 MILES 
SOUTHWEST OF WAYNESBORO...MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MILLRY AT 1155 PM CDT
  THOMASVILLE...CHATOM AT MIDNIGHT CDT

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CDT MONDAY MORNING FOR
WAYNE COUNTY IN MISSISSIPPI AND CHOCTAW...MARENGO...WASHINGTON...AND 
CLARKE COUNTIES IN ALABAMA. A TORNADO WATCH ALSO REMAINS IN EFFECT 
UNTIL 400 AM CDT MONDAY MORNING FOR WILCOX COUNTY ALABAMA.

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 WATJER 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.

IssuedProductOfficeCountiesLasted
Apr 2, 9:59 PM CDTSevere Thunderstorm WarningMOBChoctaw, Marengo61 min
Apr 2, 11:00 PM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke, Marengo, Washington60 min
Apr 3, 12:11 PM CDTSevere Thunderstorm WarningMOBChoctaw34 min
Apr 3, 12:21 PM CDTSevere Thunderstorm WarningMOBWashington54 min
Apr 3, 12:25 PM CDTSevere Thunderstorm WarningMOBMarengo35 min
Apr 3, 12:52 PM CDTSevere Thunderstorm WarningMOBMarengo38 min
Apr 3, 1:19 PM CDTSevere Thunderstorm WarningMOBClarke41 min
Apr 3, 1:25 PM CDTSevere Thunderstorm WarningMOBWashington50 min
Apr 3, 1:47 PM CDTSevere Thunderstorm WarningMOBWilcox28 min
Apr 3, 2:01 PM CDTSevere Thunderstorm WarningMOBClarke29 min
Apr 3, 2:20 PM CDTTornado WarningMOBClarke, Monroe25 min
Apr 3, 2:46 PM CDTTornado WarningMOBMonroe29 min
Apr 3, 3:12 PM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Monroe33 min
Apr 3, 3:44 PM CDTSevere Thunderstorm WarningMOBButler31 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2000Every 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; radar from the NEXRAD Level II archive.