Alert archive / Alabama / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 296, NWS Mobile, AL

August 27, 2000Mobile County, Washington County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Aug 27, 2000, 5:47 PM CDT for Mobile County, Washington County, Alabama. It was in force for 28 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
Aug 27, 2000, 5:47 PM CDT (22:47 UTC)
Expired
Aug 27, 2000, 6:15 PM CDT
In force
28 min
Issued by
NWS Mobile, AL
Area
Whole counties

Counties Mobile County, AL, Washington County, AL

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.8 hours before the alert went out and 168 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, Slidell Radar S, LA at 12:00Z on 2000-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 339 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2000-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 square meters per square second.1939Sfc1 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
339 J/kg
Mixed-layer CIN
-166 J/kg
Mixed-layer LCL
1320 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
3 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.

235 
WUUS54 KMOB 272247
SVRMOB
ALC097-129-272315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
547 PM CDT SUN AUG 27 2000

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MOBILE COUNTY IN SOUTHWEST ALABAMA  WASHINGTON COUNTY IN SOUTHWEST
  ALABAMA

* UNTIL 615 PM CDT

* AT 547 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 15 MILES NORTHEAST OF MOUNT VERNON...OR ABOUT
  17 MILES SOUTH OF JACKSON...MOVING SOUTHWEST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE ABOUT...
  5 MILES NORTHWEST OF MOUNT VERNON AT 600 PM CDT
  6 MILES EAST OF CITRONELLE AT 610 PM CDT

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

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
Aug 27, 12:25 PM CDTSevere Thunderstorm WarningMOBCrenshaw35 min
Aug 27, 2:39 PM CDTSevere Thunderstorm WarningMOBCrenshaw51 min
Aug 27, 3:05 PM CDTSevere Thunderstorm WarningMOBMonroe40 min
Aug 27, 3:16 PM CDTSevere Thunderstorm WarningMOBButler44 min
Aug 27, 3:24 PM CDTSevere Thunderstorm WarningMOBCovington66 min
Aug 27, 3:51 PM CDTSevere Thunderstorm WarningMOBWashington39 min
Aug 27, 3:53 PM CDTSevere Thunderstorm WarningMOBMobile52 min
Aug 27, 4:42 PM CDTSevere Thunderstorm WarningMOBBaldwin33 min
Aug 27, 4:44 PM CDTSevere Thunderstorm WarningMOBEscambia31 min
Aug 27, 4:58 PM CDTSevere Thunderstorm WarningMOBMobile32 min
Aug 27, 5:35 PM CDTSevere Thunderstorm WarningMOBClarke25 min
Aug 27, 6:08 PM CDTSevere Thunderstorm WarningMOBBaldwin37 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.