Alert archive / Alabama / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 27, NWS Birmingham, AL

February 22, 2003Blount County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Feb 22, 2003, 3:25 AM CST for Blount County, Alabama. It was in force for 35 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
Feb 22, 2003, 3:25 AM CST (09:25 UTC)
Expired
Feb 22, 2003, 4:00 AM CST
In force
35 min
Issued by
NWS Birmingham, AL
Area
Counties, with a storm outline in the text

County Blount County, AL

The radar

The Birmingham radar (KBMX), 96 km from the middle of the area, began a volume at 09:27 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, 9.4 hours before the alert went out and 95 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 2003-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2003-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 151 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
779 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
151 m²/s²
0-3 km storm-relative helicity
186 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.

780 
WUUS54 KBMX 220925
SVRBHM
ALC009-221000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
325 AM CST SAT FEB 22 2003

THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A

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

* UNTIL 400 AM CST

* AT 322 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES SOUTH OF SMOKE RISE...MOVING NORTHEAST
  AT 50 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
BLOUNTSVILLE...CLEVELAND...HAYDEN...LOCUST FORK...NECTAR...ONEONTA...
ROSA...SNEAD AND SUSAN MOORE.

A TORNADO WATCH IS ALSO IN EFFECT. REMEMBER...TORNADOES CAN DEVELOP
SUDDENLY FROM SEVERE THUNDERSTORMS.

TORNADOES CAN DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. BE ALERT
FOR RAPIDLY CHANGING CONDITIONS...STAY INDOORS...AWAY FROM WINDOWS
UNTIL THE STORM HAS PASSED.

SMALL HAIL IS LIKELY WITH THIS STORM. IF YOU ARE IN THE PATH OF THIS
STORM...MOVE INSIDE...AND STAY AWAY FROM WINDOWS.

CALL 1-800-856-0758 TO REPORT SEVERE WEATHER.

LAT...LON 3425 8644 3412 8632 3404 8634 3379 8668
          3385 8676 3383 8695

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 9:28 PM CSTFlash Flood WarningBMXLamar, Marion3 hr
Feb 21, 11:19 PM CSTSevere Thunderstorm WarningBMXMontgomery41 min
Feb 21, 11:42 PM CSTSevere Thunderstorm WarningBMXLamar, Pickens48 min
Feb 22, 12:20 AM CSTSevere Thunderstorm WarningBMXFayette40 min
Feb 22, 12:26 AM CSTFlash Flood WarningBMXLamar, Marion, Pickens4 hr
Feb 22, 12:31 AM CSTSevere Thunderstorm WarningBMXTallapoosa44 min
Feb 22, 12:41 AM CSTSevere Thunderstorm WarningBMXAutauga34 min
Feb 22, 12:49 AM CSTSevere Thunderstorm WarningBMXElmore26 min
Feb 22, 12:49 AM CSTSevere Thunderstorm WarningBMXRandolph41 min
Feb 22, 1:09 AM CSTSevere Thunderstorm WarningBMXLamar, Marion36 min
Feb 22, 1:48 AM CSTSevere Thunderstorm WarningBMXMarion12 min
Feb 22, 2:33 AM CSTTornado WarningBMXChilton27 min
Feb 22, 2:39 AM CSTSevere Thunderstorm WarningBMXTuscaloosa, Walker36 min
Feb 22, 2:41 AM CSTSevere Thunderstorm WarningBMXTuscaloosa34 min
Feb 22, 2:55 AM CSTSevere Thunderstorm WarningBMXJefferson50 min
Feb 22, 2:59 AM CSTSevere Thunderstorm WarningBMXMontgomery31 min
Feb 22, 3:05 AM CSTSevere Thunderstorm WarningBMXShelby25 min
Feb 22, 3:21 AM CSTSevere Thunderstorm WarningBMXSt. Clair24 min
Feb 22, 3:49 AM CSTTornado WarningBMXBlount, Etowah26 min
Feb 22, 4:30 AM CSTFlash Flood WarningBMXFayette, Lamar, Marion, Pickens6 hr

Nearby

Severe Thunderstorm Warnings in Alabama, 2003Every severe thunderstorm warning in 2003

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.