Alert archive / Alabama / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 191, NWS Huntsville, AL

August 30, 2005Lauderdale County, Alabama

NWS Huntsville, AL issued this severe thunderstorm warning at Aug 30, 2005, 1:23 AM CDT for Lauderdale County, Alabama. It was in force for 37 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 30, 2005, 1:23 AM CDT (06:23 UTC)
Expired
Aug 30, 2005, 2:00 AM CDT
In force
37 min
Issued by
NWS Huntsville, AL
Area
Counties, with a storm outline in the text

County Lauderdale County, AL

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 6.4 hours before the alert went out and 167 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, Nashville Metro, TN at 00:00Z on 2005-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 370 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, Nashville Metro, TN at 00:00Z on 2005-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 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
370 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
540 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Huntsville, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 29, 8:30 PM CDT, 4 hours 53 minutes earlier.

Area forecast discussion, Aug 29, 8:30 PM CDT, 4 hours 53 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HUNTSVILLE AL
830 PM CDT MON AUG 29 2005

.DISCUSSION...
COLBERT COUNTY EMA HAS JUST SENT IN NUMEROUS REPORTS OF TREE DAMAGE
FROM WINDS ASSOCIATED WITH STORM. FRANKLIN COUNTY EMA REPORTED A
WIND GUST OF 47 MPH EARLIER THIS EVENING.

KATRINA MOVING RAPIDLY NORTHWARD AND IMPACTING THE CWA. WINDS ARE
ALREADY A LITTLE HIGHER THAN IN THE FORECAST FOR THE EVENING. WILL
UPDATE EVENING WINDS AND LEAVE EVERYTHING ELSE AS IS FOR THE
FORECAST.

NPW WILL BE UPDATED DIRECTLY TO HIGHLIGHT ARRIVAL OF WINDS.

JMC.34.SYN

&&

.HUN WATCHES/WARNINGS/ADVISORIES...
AL...FLOOD WATCH FROM 7 PM MONDAY TO 10 AM TUESDAY FOR THE FOLLOWING
     ZONES: COLBERT...CULLMAN...DE KALB...FRANKLIN
     AL...JACKSON...LAUDERDALE...LAWRENCE...LIMESTONE...MADISON...
     MARSHALL...AND MORGAN.

     INLAND TROPICAL STORM WARNING FROM 7 PM MONDAY TO 10 AM TUESDAY
     FOR THE FOLLOWING ZONES: COLBERT...CULLMAN...DE KALB...
     FRANKLIN AL...JACKSON...LAUDERDALE...LAWRENCE...LIMESTONE...
     MADISON...MARSHALL...AND MORGAN.

     TORNADO WATCH UNTIL 5 AM FOR: COLBERT...CULLMAN...DE KALB...
     FRANKLIN AL...JACKSON...LAUDERDALE...LAWRENCE...
     LIMESTONE...MADISON...MARSHALL...AND MORGAN.

TN...FLOOD WATCH FROM 7 PM MONDAY TO 10 AM TUESDAY FOR THE FOLLOWING
     ZONES: FRANKLIN TN...LINCOLN...AND MOORE.

     INLAND TROPICAL STORM WARNING FROM 7 PM MONDAY TO 10 AM TUESDAY
     FOR THE FOLLOWING ZONES: FRANKLIN TN...LINCOLN...AND MOORE.

     TORNADO WATCH UNTIL 5 AM FOR: FRANKLIN TN...LINCOLN...AND MOORE.

&&
Hazardous weather outlook, Aug 29, 8:48 PM CDT, 4 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HUNTSVILLE AL
848 PM CDT MON AUG 29 2005

ALZ001>010-016-TNZ076-096-097-301000-
COLBERT-CULLMAN-DE KALB-FRANKLIN AL-FRANKLIN TN-JACKSON-LAUDERDALE-
LAWRENCE-LIMESTONE-LINCOLN-MADISON-MARSHALL-MOORE-MORGAN-
848 PM CDT MON AUG 29 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PARTS OF
SOUTHERN MIDDLE TENNESSEE.

.DAY ONE...(OVERNIGHT)...
TROPICAL STORM KATRINA WILL CONTINUE TO AFFECT THE TENNESSEE VALLEY
REGION OVERNIGHT WITH THE THREATS OF HIGH WINDS...HEAVY RAINFALL...
AND ISOLATED TORNADOES.

...HIGH WINDS...

AS TROPICAL STORM KATRINA MOVES UP THROUGH NORTHEAST MISSISSIPPI
AND INTO NORTHWEST ALABAMA TONIGHT...EAST AND SOUTHEAST WINDS ACROSS
THE AREA ARE EXPECTED TO CONTINUE TO INCREASE TO 20 T0 35 MPH...WITH
SOME GUSTS POSSIBLY EXCEEDING 50 MPH.

FROM INTERSTATE 65 EASTWARD...THE TROPICAL STORM FORCE WINDS TONIGHT
WILL MAINLY AFFECT THE HIGHER ELEVATIONS.

...HEAVY RAINFALL...
AS TROPICAL STORM KATRINA MOVES NORTH OVER NORTHEAST MISSISSIPPI AND
NORTHWEST ALABAMA OVERNIGHT...LOCALLY HEAVY RAINFALL WILL OCCUR OVER
THE AREA FROM LATE TONIGHT THROUGH EARLY TUESDAY.

CURRENT ESTIMATES OF RAINFALL FROM THIS STORM RANGE FROM 2 TO 5
INCHES WEST OF INTERSTATE 65...TO 1 TO 3 INCHES EAST OF INTERSTATE
65...WITH THE LIGHTEST AMOUNTS NEAR THE GEORGIA BORDER.

ALTHOUGH THE RECENT DRY CONDITIONS ACROSS THE AREA WILL HELP TO
MINIMIZE THE FLOOD THREAT...THE RAINFALL WILL LIKELY RESULT IN RISES
ON AREA CREEKS...STREAMS AND RIVERS.

...TORNADOES...
ISOLATED TORNADOES IN RAIN BANDS WILL BE POSSIBLE THROUGH EARLY
TUESDAY MORNING.

.DAYS TWO THROUGH SEVEN...(TUESDAY THROUGH SUNDAY)...

THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW.

CONDITIONS WILL QUICKLY IMPROVE ON TUESDAY...AS THE REMNANTS OF
KATRINA LIFT NORTH OF THE AREA...WITH GRADUAL CLEARING EXPECTED
BY TUESDAY NIGHT.

IT WILL BE DRY THROUGH THE REMAINDER OF THE WORK WEEK AND
INTO NEXT WEEKEND WITH NEAR NORMAL TEMPERATURES.

.SPOTTER CALL TO ACTION STATEMENT...
ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS
ASKED TO CONTINUE INTO THE EARLY MORNING HOURS ON TUESDAY.

TROUTMAN

In the hours before

Special weather statement, Aug 29, 7:40 PM CDT, 5 hours 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
740 PM CDT MON AUG 29 2005

ALZ003-004-007-008-016-300200-
CULLMAN-FRANKLIN-LAWRENCE-MARSHALL-MORGAN-
740 PM CDT MON AUG 29 2005

...SIGNIFICANT WEATHER ALERT FOR CULLMAN...FRANKLIN...LAWRENCE...
MARSHALL AND MORGAN COUNTIES UNTIL 9 PM CDT...

AT 740 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF STRONG THUNDERSTORMS ASSOCIATED WITH RAINBANDS FROM TROPICAL
STORM KATRINA MOVING NORTH TOWARD NORTHWEST ALABAMA. THIS AREA OF
STORMS WILL PRODUCE SUSTAINED WINDS RANGING FROM 30 TO 40 MPH...WITH
SOME GUSTS EXCEEDING 50 MPH ACROSS THE AREA BY AROUND OR SHORTLY
AFTER 8 PM. THESE HIGHER WINDS ARE EXPECTED TO CONTINUE ACROSS THE
AREA UNTIL AT LEAST AROUND MIDNIGHT.

THE GUSTY WINDS WILL BE CAPABLE OF KNOCKING DOWN TREES...TREE
LIMBS...AND POWERLINES AS THEY MOVE THROUGH THESE AREAS.

A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA UNTIL 5 AM TUESDAY MORNING.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

TROUTMAN
Local storm report, Aug 29, 9:05 PM CDT, 4 hours 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
905 PM CDT MON AUG 29 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0905 PM     NON-TSTM WND DMG TUSCUMBIA               34.73N 87.71W
08/29/2005                   COLBERT            AL   EMERGENCY MNGR

            NUMEROUS TREES AND POWERLINES DOWN COUNTY-WIDE.

&&

24
Local storm report, Aug 29, 9:26 PM CDT, 3 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
926 PM CDT MON AUG 29 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0925 PM     NON-TSTM WND DMG MOULTON                 34.48N 87.29W
08/29/2005                   LAWRENCE           AL   EMERGENCY MNGR

            SEVERAL TREES AND POWERLINES DOWN COUNTY-WIDE.

&&

24
Local storm report, Aug 29, 9:35 PM CDT, 3 hours 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
935 PM CDT MON AUG 29 2005

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0934 PM     NON-TSTM WND DMG SCOTTSBORO              34.67N 86.03W
08/29/2005                   JACKSON            AL   EMERGENCY MNGR

            SEVERAL TREES DOWN COUNTY-WIDE. POWER OUTAGES ALSO
            REPORTED IN THE COUNTY.

&&

24
Special weather statement, Aug 29, 10:32 PM CDT, 2 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1032 PM CDT MON AUG 29 2005

ALZ001>010-016-TNZ076-096-097-300415-
COLBERT-CULLMAN-DE
KALB-FRANKLIN-JACKSON-LAUDERDALE-LAWRENCE-LIMESTONE-LINCOLN-MADISON-
MARSHALL-MOORE-MORGAN-
1032 PM CDT MON AUG 29 2005

...SIGNIFICANT WEATHER ALERT FOR COLBERT...CULLMAN...DEKALB...
FRANKLIN...JACKSON...LAUDERDALE...LAWRENCE...LIMESTONE...LINCOLN...
MADISON...MARSHALL...MOORE AND MORGAN COUNTIES UNTIL 1115 PM CDT...

AT 1032 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT SHOWERS ASSOCIATED WITH TROPICAL STORM KATRINA WERE PRODUCING
STRONG WINDS ACROSS THE AREA. WIND SPEEDS WILL CONTINUE TO RANGE
FROM 20 TO 35 MPH...WITH SOME HIGHER GUSTS TO AROUND 50 MPH EXPECTED
THROUGH 1 AM ACROSS THE AREA.

THE GUSTY WINDS WILL BE CAPABLE OF KNOCKING DOWN SMALL TREES...TREE
LIMBS...AND POWERLINES. STAY AWAY FROM WINDOWS AND STAY INDOORS
UNTIL THE WINDS DECREASE ACROSS THE AREA.

A TORNADO WATCH REMAINS IN EFFECT FOR THE AREA UNTIL 5 AM TUESDAY MORNING.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL
TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS
CONCERNING THIS WEATHER SITUATION.

TROUTMAN
Special weather statement, Aug 30, 1:05 AM CDT, 18 minutes before
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Nearby

Severe Thunderstorm Warnings in Alabama, 2005Every severe thunderstorm warning in 2005

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.