Alert archive / Alabama / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 143, NWS Huntsville, AL
NWS Huntsville, AL issued this severe thunderstorm warning at Aug 27, 2003, 4:27 PM CDT for DeKalb County, Alabama. It was in force for 33 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, 2003, 4:27 PM CDT (21:27 UTC)
- Expired
- Aug 27, 2003, 5:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Huntsville, AL
- Area
- Counties, with a storm outline in the text
County DeKalb County, AL
The radar
The Northeast Alabama radar (KHTX), 58 km from the middle of the area, began a volume at 21:31 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, 9.5 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.
- Mixed-layer CAPE
- 2067 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 934 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- -8 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 Aug 27, 3:02 PM CDT, 1 hour 25 minutes earlier.
Area forecast discussion, Aug 27, 3:02 PM CDT, 1 hour 25 minutes before
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</html>Hazardous weather outlook, Aug 27, 3:07 PM CDT, 1 hour 20 minutes before
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Special weather statement, Aug 27, 2:06 PM CDT, 2 hours 21 minutes before
ALZ001-002-004-005-272000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 206 PM CDT WED AUG 27 2003 ...SIGNIFICANT WEATHER ALERT FOR THUNDERSTORMS CONTAINING HEAVY RAIN AND FREQUENT CLOUD TO GROUND LIGHTNING... AS OF 2 PM...A LINE OF THUNDERSTORMS EXTENDED FROM NEAR RUSSELLVILLE...TO NEAR ELKMONT. THESE STORMS WERE MOVING EASTWARD AT AROUND 10 MPH...AND WERE MOVING OVER AREAS THAT HAVE ALREADY RECEIVED RAINFALL EARLIER THIS AFTERNOON...ESPECIALLY IN EASTERN COLBERT COUNTY....EASTERN LAUDERDALE COUNTIES...AND WESTERN LIMESTONE COUNTY. LOCATIONS SUCH AS...ELKMONT...MOUNT ROZELL...AND ROGERSVILLE MAY RECEIVE UP TO AN INCH AND A HALF OF RAINFALL OVER A VERY SHORT TIME. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR RAPIDLY FILLING DRAINAGE DITCHES AND CREEKS. IN ADDITION...THESE STORMS ARE PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. THOSE PARTICIPATING IN OUTDOOR ACTIVITIES SHOULD MOVE INSIDE IMMEDIATELY AND WAIT FOR THE STORM TO PASS. OTHERWISE...STAY AWAY FROM ELECTRONIC DEVICES AND TELEPHONES...UNTIL THE LIGHTNING SUBSIDES. KTW
Special weather statement, Aug 27, 2:19 PM CDT, 2 hours 8 minutes before
ALZ006-009-272100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 219 PM CDT WED AUG 27 2003 ...SIGNIFICANT WEATHER ALERT FOR THUNDERSTORMS CONTAINING FREQUENT CLOUD TO GROUND LIGHTNING AND GUSTY WINDS... AS OF 2:15 PM...A LINE OF THUNDERSTORMS EXTENDED FROM JUST NORTHEAST OF HUNTSVILLE TO NEW MARKET. THESE STORMS WERE MOVING EASTWARD AT AROUND 10 MPH. LOCATIONS SUCH AS...CHASE... MERIDIANVILLE...AND NEW MARKET WILL BE AFFECTED THROUGH 3 PM. THESE STORMS ARE PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING...HEAVY RAINFALL...AND GUSTY WINDS OF BETWEEN 35 AND 40 MPH. THOSE PARTICIPATING IN OUTDOOR ACTIVITIES SHOULD MOVE INSIDE IMMEDIATELY AND WAIT FOR THE STORM TO PASS. OTHERWISE...STAY AWAY FROM ELECTRONIC DEVICES AND TELEPHONES...UNTIL THE LIGHTNING SUBSIDES. KTW
Special weather statement, Aug 27, 2:51 PM CDT, 1 hour 36 minutes before
ALZ003-004-272100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 251 PM CDT WED AUG 27 2003 ...SIGNIFICANT WEATHER ALERT FOR THUNDERSTORMS CONTAINING FREQUENT CLOUD TO GROUND LIGHTNING AND GUSTY WINDS... AS OF 2:40 PM...STRONG THUNDERSTORMS EXTEND FROM RUSSELLVILLE IN FRANKLIN COUNTY TO JUST NORTH OF RED BAY IN FRANKLIN COUNTY. THESE STORMS WERE MOVING EASTWARD AT AROUND 10 MPH. LOCATIONS SUCH AS... RUSSELLVILLE...BELGREEN...AND FRANKFORT WILL BE AFFECTED THROUGH 4 PM. THESE STORMS ARE PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING... AND HOURLY RAINFALL AMOUNT BETWEEN 1.5 AND 2 INCHES. THOSE PARTICIPATING IN OUTDOOR ACTIVITIES SHOULD MOVE INSIDE IMMEDIATELY AND WAIT FOR THE STORM TO PASS. OTHERWISE...STAY AWAY FROM ELECTRONIC DEVICES AND TELEPHONES...UNTIL THE LIGHTNING SUBSIDES. KTW
Special weather statement, Aug 27, 3:12 PM CDT, 1 hour 15 minutes before
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</html>Special weather statement, Aug 27, 3:52 PM CDT, 35 minutes before
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</html>Local storm report, Aug 27, 3:59 PM CDT, 28 minutes before
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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 |
|---|---|---|---|---|
| Aug 27, 1:40 PM CDT | Severe Thunderstorm Warning | HUN | Lauderdale | 35 min |
| Aug 27, 1:45 PM CDT | Severe Thunderstorm Warning | HUN | Limestone | 30 min |
| Aug 27, 2:39 PM CDT | Severe Thunderstorm Warning | HUN | Madison | 21 min |
| Aug 27, 2:44 PM CDT | Severe Thunderstorm Warning | HUN | Colbert | 31 min |
| Aug 27, 2:51 PM CDT | Flash Flood Warning | HUN | Madison | 3 hr |
| Aug 27, 3:03 PM CDT | Severe Thunderstorm Warning | HUN | Colbert, Franklin | 27 min |
| Aug 27, 4:34 PM CDT | Severe Thunderstorm Warning | HUN | Cullman | 26 min |
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.