Alert archive / Alabama / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 468, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Aug 7, 2008, 1:48 PM CDT for Marion County, Walker County, Winston 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 counties it named.
The facts
- Issued
- Aug 7, 2008, 1:48 PM CDT (18:48 UTC)
- Expired
- Aug 7, 2008, 2:23 PM CDT
- In force
- 35 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
Counties Marion County, AL, Walker County, AL, Winston County, AL
The radar
The Columbus AFB radar (KGWX), 76 km from the middle of the area, began a volume at 18:51 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 7, 10:29 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 6.8 hours before the alert went out and 117 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
- 1172 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1221 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 3 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 Birmingham, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 7, 12:45 PM CDT, 1 hour 3 minutes earlier.
Area forecast discussion, Aug 7, 12:45 PM CDT, 1 hour 3 minutes before
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</html>Hazardous weather outlook, Aug 7, 1:45 PM CDT, 3 minutes before
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</html>In the hours before
Special weather statement, Aug 7, 12:22 PM CDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1222 PM CDT THU AUG 7 2008 ALZ019-021-071800- CALHOUN-CLEBURNE- 1222 PM CDT THU AUG 7 2008 ...SIGNIFICANT WEATHER ALERT FOR CALHOUN AND CLEBURNE COUNTIES UNTIL 100 PM CDT... AT 1222 PM CDT...THE NATIONAL WEATHER SERVICE IS TRACKING A STRONG THUNDERSTORM 7 MILES WEST OF PIEDMONT...MOVING SOUTHEAST AT 26 MPH. PEA SIZE HAIL AND WINDS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... PIEDMONT. LIBERTY HILL. OAK LEVEL. FRUITHURST. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 500 PM CDT THURSDAY AFTERNOON FOR NORTHERN ALABAMA. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
Local storm report, Aug 7, 1:02 PM CDT, 46 minutes before
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</html>Local storm report, Aug 7, 1:06 PM CDT, 42 minutes before
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</html>Local storm report, Aug 7, 1:14 PM CDT, 34 minutes before
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</html>Special weather statement, Aug 7, 1:14 PM CDT, 34 minutes before
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</html>Local storm report, Aug 7, 1:27 PM CDT, 21 minutes before
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</html>The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 12:37 PM CDT | Severe Thunderstorm Warning | BMX | Lamar, Pickens | 53 min |
| Aug 7, 1:21 PM CDT | Severe Thunderstorm Warning | BMX | Fayette, Lamar, Marion | 54 min |
| Aug 7, 3:24 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 35 min |
| Aug 7, 3:53 PM CDT | Areal Flood Advisory | BMX | Fayette, Lamar, Marion | 3 hr |
| Aug 7, 5:51 PM CDT | Severe Thunderstorm Warning | BMX | Chambers, Lee, Russell | 24 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2008Every severe thunderstorm warning in 2008
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.