Alert archive / Alabama / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 63, NWS Mobile, AL

June 25, 2004Baldwin County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jun 25, 2004, 6:47 PM CDT for Baldwin 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 outline as issued.

The facts

Issued
Jun 25, 2004, 6:47 PM CDT (23:47 UTC)
Expired
Jun 25, 2004, 7:15 PM CDT
In force
28 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Baldwin County, AL

The radar

The Mobile radar (KMOB), 58 km from the middle of the area, began a volume at 23:48 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
Jun 25, 5:10 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 11.8 hours before the alert went out and 118 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, Eglin AFB/Valpar, FL at 12:00Z on 2004-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 874 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, Eglin AFB/Valpar, FL at 12:00Z on 2004-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.193958Sfc1 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
874 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
974 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

848 
WUUS54 KMOB 252347
SVRMOB
ALC003-260015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
645 PM CDT FRI JUN 25 2004

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BALDWIN COUNTY IN SOUTHWEST ALABAMA

* UNTIL 715 PM CDT

* AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
  IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM POINT CLEAR TO PALMETTO BEACH...OR ALONG A LINE
  EXTENDING FROM 16 MILES NORTHEAST OF DAUPHIN ISLAND TO 16 MILES
  EAST OF DAUPHIN ISLAND...AND MOVING EAST AT 30 MPH.  THIS SEVERE
  THUNDERSTORM WARNING REPLACES THE TORNADO WARNING EXPIRING FOR
  BALDWIN COUNTY.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MARLOW BY 650 PM CDT
  CLAY CITY AND OAK BY 655 PM CDT
  SILVERHILL BY 700 PM CDT
  ROBERTSDALE AND SUMMERDALE BY 705 PM CDT

THESE ARE DANGEROUS STORMS. IF YOU ARE IN THE PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING.
TAKE COVER IN A STURDY SHELTER UNTIL THESE STORMS HAVE PASSED.

LAT...LON 3036 8783 3041 8792 3050 8794 3064 8752
          3034 8745 3028 8757 3026 8779

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 1:30 PM CDTSpecial Marine WarningMOB45 min
Jun 25, 5:29 PM CDTSpecial Marine WarningMOB2 hr
Jun 25, 5:29 PM CDTSpecial Marine WarningMOB2 hr
Jun 25, 5:48 PM CDTTornado WarningMOBMobile27 min
Jun 25, 6:15 PM CDTTornado WarningMOBMobile15 min
Jun 25, 6:20 PM CDTTornado WarningMOBBaldwin25 min
Jun 25, 6:53 PM CDTTornado WarningMOBBaldwin22 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2004Every severe thunderstorm warning in 2004

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.