Alert archive / Alabama / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 57, NWS Huntsville, AL
NWS Huntsville, AL issued this severe thunderstorm warning at Jul 7, 2004, 5:35 PM CDT for Marshall County, Alabama. It was in force for 40 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
- Jul 7, 2004, 5:35 PM CDT (22:35 UTC)
- Expired
- Jul 7, 2004, 6:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Huntsville, AL
- Area
- Counties, with a storm outline in the text
County Marshall County, AL
The radar
The Northeast Alabama radar (KHTX), 66 km from the middle of the area, began a volume at 22:38 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 12:00Z, 10.6 hours before the alert went out and 139 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.
- Mixed-layer CAPE
- 1189 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 940 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jul 7, 1:55 PM CDT, 3 hours 40 minutes earlier.
Area forecast discussion, Jul 7, 1:55 PM CDT, 3 hours 40 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HUNTSVILLE AL 155 PM CDT WED JUL 7 2004 .DISCUSSION... EARLY AFTERNOON SFC ANALYSIS SHOWING REMNANTS OF WEAK FRONTAL BOUNDARY LINGERING NEAR THE KY/TN BORDER. MAIN 50H TROF AXIS EXTENDING FROM LAKE MI SWD INTO N MS. SCATTERED SHRAS/TSRAS CONTINUE TO DEVELOP AHEAD OF THE TROF ACROSS W TN AND N MS WITH ACTIVITY OVER MS BEING ENHANCED FROM OUTFLOW FROM EARLIER MCS FROM THE WEST. SCATTERED SHRAS/TSRAS WILL CONTINUE TO MOVE IN/DEVELOP ACROSS THE TN VALLEY THROUGH THE AFTERNOON AND MAY LINGER INTO EARLY EVENING BEFORE DISSIPATING WITH LOSS OF HEATING. POPS WILL BE HEAVILY BASED ON LATEST RADAR TRENDS AT ZONE ISSUANCE TIME. SFC BOUNDARY WILL CONTINUE TO DISSIPATE ON THURSDAY AS 50H HEIGHTS SLOWLY RISE A FEW METERS. WEAK SHEAR AXIS AND S/WV NEAR THE UPPER TX COAST MAY REMAIN CLOSE ENOUGH TO RESULT IN SCATTERED CONVECTION AGAIN THURSDAY AFTERNOON BUT EXPECT OVERALL COVERAGE TO BE A LITTLE LESS AND WILL KEEP POPS IN THE LOW CHANCE RANGE. SUMMERTIME PATTER IS IN STORE THROUGH THE WEEKEND INTO THE MIDDLE OF NEXT WEEK. 50H HIGH WILL BE CENTERED OVER THE AREA...ALTHOUGH IT MAY BEGIN TO RETROGRADE A LITTLE BY THE END OF THE FCST. CHANCES FOR DIURNAL CONVECTION WILL FALL OFF INTO THE ISOLATED RANGE WITH TEMPS RIGHT AROUND NORMAL. && .PRELIMINARY POINT TEMPS/POPS... HUNTSVILLE 69 89 70 90 / 30 20 10 20 SHOALS 69 90 70 90 / 30 20 10 20 CULLMAN 69 90 70 91 / 30 20 10 20 FAYETTEVILLE 68 88 69 89 / 30 20 10 20 FT PAYNE 67 87 67 89 / 30 20 10 20 && .HUN WATCHES/WARNINGS/ADVISORIES... AL...NONE. TN...NONE. && 09
Hazardous weather outlook, Jul 7, 1:00 PM CDT, 4 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HUNTSVILLE AL 100 PM CDT WED JUL 7 2004 ALZ001>010-016-TNZ076-096-097-081000- COLBERT-CULLMAN-DE KALB-FRANKLIN AL-FRANKLIN TN-JACKSON-LAUDERDALE- LAWRENCE-LIMESTONE-LINCOLN-MADISON-MARSHALL-MOORE-MORGAN- 100 PM CDT WED JUL 7 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PARTS OF SOUTHERN MIDDLE TENNESSEE. .DAY ONE...(THROUGH TONIGHT)... THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. AN UPPER LEVEL DISTURBANCE APPROACHING FROM THE WEST...ALONG WITH A NEARBY FRONTAL BOUNDARY...WILL SUPPORT DEVELOPMENT OF SCATTERED THUNDERSTORMS THROUGH THIS EVENING. DUE TO THE UNSTABLE AIR IN PLACE...ONE OR TWO THUNDERSTORMS COULD PRODUCE PENNY SIZED HAIL AND DAMAGING WINDS UP TO 60 MPH. HOWEVER...ANY SUCH STORMS WILL BE QUITE ISOLATED...AND MOST STORMS WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY RAIN AND FREQUENT CLOUD TO GROUND LIGHTNING. .DAYS TWO THROUGH SEVEN...(THURSDAY THROUGH TUESDAY)... THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW. A TYPICAL SUMMERTIME PATTERN WILL PREVAIL THROUGH TUESDAY...WITH ISOLATED AFTERNOON AND EARLY EVENING THUNDERSTORMS POSSIBLE EACH DAY. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NOT ANTICIPATED AT THIS TIME. BCC
In the hours before
Local storm report, Jul 7, 4:32 PM CDT, 1 hour 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
432 PM CDT WED JUL 07 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0415 PM HAIL 7 S FALKVILLE 34.28N 86.91W
07/07/2004 0.75 INCH CULLMAN AL AMATEUR RADIO
PENNY SIZE HAIL ALONG I 65 RIGHT ON THE MORGAN CULLMAN
COUNTY LINE
0420 PM TSTM WND GST DECATUR 34.57N 86.99W
07/07/2004 60 MPH MORGAN AL AMATEUR RADIO
RIGHT ALONG LIMESTONE MORGAN COUNTY LINE NEAR TENNESSEE
RIVER
&&
BCCSpecial weather statement, Jul 7, 4:43 PM CDT, 52 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 443 PM CDT WED JUL 7 2004 ALZ006-072230- MADISON- 443 PM CDT WED JUL 7 2004 ...SIGNIFICANT WEATHER ALERT FOR A CLUSTER OF STRONG THUNDERSTORMS APPROACHING MADISON COUNTY... AT 440 PM...RADAR SHOWED A CLUSTER OF STRONG THUNDERSTORMS APPROACHING FAR SOUTHWESTERN MADISON COUNTY. MOVEMENT WAS EAST NORTHEAST AT AROUND 30 MPH. WIND GUSTS TO 40 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING ARE LIKELY WITH THESE STORMS. A FEW LOCATIONS IN THE PATH INCLUDE TRIANA...HUNTSVILLE AIRPORT... INTERSTATE 565...AND MADISON. IF THREATENING WEATHER APPROACHES... SEEK SHELTER IMMEDIATELY. 15/CBD
Special weather statement, Jul 7, 4:47 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 447 PM CDT WED JUL 7 2004 TNZ096-072230- LINCOLN- 447 PM CDT WED JUL 7 2004 ...SIGNIFICANT WEATHER ALERT FOR A CLUSTER OF STRONG THUNDERSTORMS ACROSS LINCOLN COUNTY... AT 445 PM...RADAR SHOWED A CLUSTER OF STRONG THUNDERSTORMS NEAR DELINA IN NORTHWEST LINCOLN COUNTY. MOVEMENT WAS EAST AT AROUND 30 MPH. WIND GUSTS TO 40 MPH...PEA SIZE HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING ARE LIKELY WITH THESE STORMS. A FEW LOCATIONS IN THE PATH INCLUDE HOWELL...BELLEVILLE...BOONEVILLE AND FAYETTEVILLLE. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. 15/CBD
Special weather statement, Jul 7, 4:55 PM CDT, 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 455 PM CDT WED JUL 7 2004 TNZ097-072245- FRANKLIN TN- 455 PM CDT WED JUL 7 2004 ...SIGNIFICANT WEATHER ALERT FOR A CLUSTER OF STRONG THUNDERSTORMS ACROSS FRANKLIN COUNTY... AT 455 PM...RADAR SHOWED A CLUSTER OF STRONG THUNDERSTORMS EXTENDING FROM NEAR LEXIE CROSSROADS EAST THROUGH WINCHESTER TO NEAR SEWANEE. MOVEMENT WAS EAST AT AROUND 25 MPH. WIND GUSTS TO 40 MPH...PEA SIZE HAIL AND FREQUENT CLOUD TO GROUND LIGHTNING ARE LIKELY WITH THESE STORMS. A FEW ADDITIONAL LOCATIONS IN THE PATH INCLUDE DECHERD AND COWAN. 15/CBD
Special weather statement, Jul 7, 5:24 PM CDT, 11 minutes before
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</html>Local storm report, Jul 7, 5:31 PM CDT, 4 minutes before
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<div class="status" id="status">Temporary Notice</div>
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</html>The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 7:21 PM CDT | Severe Thunderstorm Warning | HUN | Jackson | 39 min |
| Jul 6, 7:56 PM CDT | Severe Thunderstorm Warning | HUN | DeKalb | 49 min |
| Jul 7, 3:21 PM CDT | Severe Thunderstorm Warning | HUN | Lawrence | 39 min |
| Jul 7, 3:45 PM CDT | Severe Thunderstorm Warning | HUN | Cullman | 45 min |
| Jul 7, 3:58 PM CDT | Severe Thunderstorm Warning | HUN | Morgan | 47 min |
| Jul 7, 4:28 PM CDT | Severe Thunderstorm Warning | HUN | Limestone | 32 min |
| Jul 7, 4:32 PM CDT | Severe Thunderstorm Warning | HUN | Cullman | 43 min |
| Jul 7, 4:42 PM CDT | Severe Thunderstorm Warning | HUN | Marshall | 48 min |
| Jul 7, 5:13 PM CDT | Severe Thunderstorm Warning | HUN | Madison | 47 min |
| Jul 7, 6:06 PM CDT | Severe Thunderstorm Warning | HUN | Jackson | 24 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.